From 617c4b03a14361481ad0f27f208340d5903428d1 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 02:56:35 -0800 Subject: [PATCH 01/36] Create erc-321 --- ERCS/erc-321 | 175 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 175 insertions(+) create mode 100644 ERCS/erc-321 diff --git a/ERCS/erc-321 b/ERCS/erc-321 new file mode 100644 index 0000000000..fd6494568d --- /dev/null +++ b/ERCS/erc-321 @@ -0,0 +1,175 @@ +--- +eip: 321 +description: creating a standard for contractId's and metadata at the smartcontract level +author: Larry V. Kłosowski (@SaulBuilds) +discussions-to: [ethereum-magicians](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742) +status: Draft +type: Standards Track +category: ERC +created: 2024-02-02 +--- + +## Abstract + +This EIP introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers, alongside ownership and metadata management, to support their sale, purchase, and collection. + +## Motivation + +The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its ERC-321Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. + + +## Specification + +**ERC-321 Interface:** + +```solidity +interface IERC321Metadata is IERC321 { + function tokenURI(uint256 contractId) external view returns (string memory); +} +``` + +## Rationale + +This standard addresses the need for a systematic approach to smart contract tokenization, facilitating the safe sale and transfer of smart contracts on marketplaces. It lays the foundation for an acquisitions market and a legal framework for smart contract sales and trade. + +## Reference Implementation + +The reference implementation provided demonstrates the application of this EIP in creating and managing tokenized smart contracts with unique identifiers and metadata. +```solidity +// SPDX-License-Identifier: MIT +pragma solidity ^0.8.23; + +import "lib/openzeppelin-contracts/contracts/access/Ownable.sol"; +import "lib/openzeppelin-contracts/contracts/utils/Create2.sol"; +import "../interfaces/IERC321Metadata.sol"; +import "./templates/ERC721.sol"; + +/** + * @title ERC321 Marketplace + * @dev Implements ERC321 for the creation, management, and tokenization of smart contracts. + * Enables the creation of contract instances using either direct deployment or CREATE2 for deterministic addresses. + * Each instance is uniquely identified by a contractId, facilitating their management and interaction. + */ +contract ContractMarketplace is IERC321Metadata, Ownable { + /// @notice Next available contract ID + uint256 private _nextContractId; + + /// @notice Mapping from contract ID to its deployed instance address + mapping(uint256 => address) private _contractInstances; + + /// @notice Mapping from contract ID to its metadata URI + mapping(uint256 => string) private _metadataURIs; + + /** + * @dev Sets the owner upon deployment and initializes contract IDs. + */ + constructor() Ownable(msg.sender) { + _nextContractId = 0; + } + + /** + * @notice Creates a new contract instance with metadata, using a unique salt for deterministic deployment. + * @dev Uses the CREATE2 opcode for deploying contracts, allowing for predictable addresses. + * @param _metadata The metadata associated with the new contract instance. + * @param _salt A unique salt to determine the contract's address. + * @return contractId The ID assigned to the newly created contract instance. + */ + function createInstanceWithCreate2( + bytes calldata _metadata, + bytes32 _salt + ) + external + returns (uint256 contractId) + { + require(_metadata.length > 0, "Invalid metadata: Metadata cannot be empty."); + + bytes memory bytecode = abi.encodePacked(type(ERC721Example).creationCode); + address instance = Create2.deploy(0, _salt, bytecode); + require(instance != address(0), "Deployment failed: Contract instance could not be deployed."); + + contractId = _nextContractId++; + _contractInstances[contractId] = instance; + _metadataURIs[contractId] = string(_metadata); + + emit ContractInstanceCreated(instance, contractId); + } + + /** + * @notice Retrieves the metadata URI for a specified contract ID. + * @dev Returns the metadata URI associated with the given contract ID. + * @param contractId The ID of the contract instance. + * @return The metadata URI of the specified contract instance. + */ + function tokenURI(uint256 contractId) external view override returns (string memory) { + require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); + require(_contractInstances[contractId] != address(0), "Contract instance destroyed: The contract has been destroyed and is no longer available."); + return _metadataURIs[contractId]; + } + + /** + * @notice Retrieves the address of the contract instance associated with the given contract ID. + * @dev Returns the contract instance address for the specified contract ID. + * @param contractId The ID of the contract instance. + * @return The address of the contract instance. + */ + function instanceAddress(uint256 contractId) public view returns (address) { + require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); + return _contractInstances[contractId]; + } + + /** + * @notice Updates the metadata URI for a specified contract ID. + * @dev Can only be called by the contract owner. Updates the metadata URI associated with a contract ID. + * @param contractId The ID of the contract instance to update. + * @param _newMetadataURI The new metadata URI to be associated with the contract ID. + */ + function updateMetadataURI( + uint256 contractId, + string calldata _newMetadataURI + ) external onlyOwner { + require(contractId < _nextContractId, "Update for nonexistent contract: This contract ID does not exist."); + _metadataURIs[contractId] = _newMetadataURI; + } + + /** + * @notice Destroys the contract instance associated with the given contract ID. + * @dev Can only be called by the contract owner. Removes the contract instance and its metadata URI from the mappings. + * @param contractId The ID of the contract instance to destroy. + */ + function destroyContractInstance(uint256 contractId) external onlyOwner { + require(contractId < _nextContractId, "Destruction of nonexistent contract: This contract ID does not exist."); + delete _contractInstances[contractId]; + delete _metadataURIs[contractId]; + } + + /** + * @notice Creates a new contract instance directly with associated metadata. + * @dev Directly deploys a new contract instance and assigns it a unique contract ID. + * @param _metadata The metadata associated with the new contract instance. + * @return contractId The ID assigned to the newly created contract instance. + */ + function createInstance(bytes calldata _metadata) external returns (uint256 contractId) { + ERC721Example newContract = new ERC721Example(); // Assuming ERC721Example's constructor does not require parameters + address newContractAddress = address(newContract); + + contractId = _nextContractId++; + _contractInstances[contractId] = newContractAddress; + _metadataURIs[contractId] = string(_metadata); + + emit ContractInstanceCreated(newContractAddress, contractId); + } +} +``` + + +## Security Considerations + +Securing the implementation of ERC-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. + +## Backwards Compatibility + +ERC-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. + +## Copyright + +Copyright and related rights waived via CC0. From c48d66d4d124bcce6d1d8427f066e7809efc1d78 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:08:17 -0800 Subject: [PATCH 02/36] Update erc-321 --- ERCS/erc-321 | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/ERCS/erc-321 b/ERCS/erc-321 index fd6494568d..d4f2101dae 100644 --- a/ERCS/erc-321 +++ b/ERCS/erc-321 @@ -1,8 +1,9 @@ --- -eip: 321 -description: creating a standard for contractId's and metadata at the smartcontract level +eip: eip-321 +title: Smart Contract Id's and Metadata Extension +description: interface for contractId's and metadata at the smartcontract level author: Larry V. Kłosowski (@SaulBuilds) -discussions-to: [ethereum-magicians](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742) +discussions-to: https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742 status: Draft type: Standards Track category: ERC @@ -20,8 +21,6 @@ The advancement of blockchain technology and the proliferation of decentralized ## Specification -**ERC-321 Interface:** - ```solidity interface IERC321Metadata is IERC321 { function tokenURI(uint256 contractId) external view returns (string memory); @@ -30,7 +29,12 @@ interface IERC321Metadata is IERC321 { ## Rationale -This standard addresses the need for a systematic approach to smart contract tokenization, facilitating the safe sale and transfer of smart contracts on marketplaces. It lays the foundation for an acquisitions market and a legal framework for smart contract sales and trade. +This interface addresses the need for a systematic approach to smart contract tokenization, facilitating the safe sale and transfer of smart contracts on marketplaces. It lays the foundation for an acquisitions market and a legal framework for smart contract sales and trade. + +## Backwards Compatibility + +ERC-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. + ## Reference Implementation @@ -166,9 +170,6 @@ contract ContractMarketplace is IERC321Metadata, Ownable { Securing the implementation of ERC-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. -## Backwards Compatibility - -ERC-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Copyright From e7ef36f935956742e7e4be7a6e1ad21c50cd39ee Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:14:36 -0800 Subject: [PATCH 03/36] Update erc-321 --- ERCS/erc-321 | 79 ++++++---------------------------------------------- 1 file changed, 8 insertions(+), 71 deletions(-) diff --git a/ERCS/erc-321 b/ERCS/erc-321 index d4f2101dae..cb037a76f3 100644 --- a/ERCS/erc-321 +++ b/ERCS/erc-321 @@ -1,7 +1,7 @@ --- -eip: eip-321 +eip: 321 title: Smart Contract Id's and Metadata Extension -description: interface for contractId's and metadata at the smartcontract level +description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) discussions-to: https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742 status: Draft @@ -18,7 +18,6 @@ This EIP introduces a protocol for the tokenization of smart contracts, facilita The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its ERC-321Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. - ## Specification ```solidity @@ -26,7 +25,6 @@ interface IERC321Metadata is IERC321 { function tokenURI(uint256 contractId) external view returns (string memory); } ``` - ## Rationale This interface addresses the need for a systematic approach to smart contract tokenization, facilitating the safe sale and transfer of smart contracts on marketplaces. It lays the foundation for an acquisitions market and a legal framework for smart contract sales and trade. @@ -35,7 +33,6 @@ This interface addresses the need for a systematic approach to smart contract to ERC-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. - ## Reference Implementation The reference implementation provided demonstrates the application of this EIP in creating and managing tokenized smart contracts with unique identifiers and metadata. @@ -48,129 +45,69 @@ import "lib/openzeppelin-contracts/contracts/utils/Create2.sol"; import "../interfaces/IERC321Metadata.sol"; import "./templates/ERC721.sol"; -/** - * @title ERC321 Marketplace - * @dev Implements ERC321 for the creation, management, and tokenization of smart contracts. - * Enables the creation of contract instances using either direct deployment or CREATE2 for deterministic addresses. - * Each instance is uniquely identified by a contractId, facilitating their management and interaction. - */ contract ContractMarketplace is IERC321Metadata, Ownable { - /// @notice Next available contract ID uint256 private _nextContractId; - - /// @notice Mapping from contract ID to its deployed instance address mapping(uint256 => address) private _contractInstances; - - /// @notice Mapping from contract ID to its metadata URI mapping(uint256 => string) private _metadataURIs; - /** - * @dev Sets the owner upon deployment and initializes contract IDs. - */ constructor() Ownable(msg.sender) { _nextContractId = 0; } - /** - * @notice Creates a new contract instance with metadata, using a unique salt for deterministic deployment. - * @dev Uses the CREATE2 opcode for deploying contracts, allowing for predictable addresses. - * @param _metadata The metadata associated with the new contract instance. - * @param _salt A unique salt to determine the contract's address. - * @return contractId The ID assigned to the newly created contract instance. - */ - function createInstanceWithCreate2( - bytes calldata _metadata, - bytes32 _salt - ) + function createInstanceWithCreate2(bytes calldata _metadata, bytes32 _salt) external returns (uint256 contractId) { require(_metadata.length > 0, "Invalid metadata: Metadata cannot be empty."); - bytes memory bytecode = abi.encodePacked(type(ERC721Example).creationCode); address instance = Create2.deploy(0, _salt, bytecode); require(instance != address(0), "Deployment failed: Contract instance could not be deployed."); - contractId = _nextContractId++; _contractInstances[contractId] = instance; _metadataURIs[contractId] = string(_metadata); - emit ContractInstanceCreated(instance, contractId); } - /** - * @notice Retrieves the metadata URI for a specified contract ID. - * @dev Returns the metadata URI associated with the given contract ID. - * @param contractId The ID of the contract instance. - * @return The metadata URI of the specified contract instance. - */ function tokenURI(uint256 contractId) external view override returns (string memory) { require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); require(_contractInstances[contractId] != address(0), "Contract instance destroyed: The contract has been destroyed and is no longer available."); return _metadataURIs[contractId]; } - /** - * @notice Retrieves the address of the contract instance associated with the given contract ID. - * @dev Returns the contract instance address for the specified contract ID. - * @param contractId The ID of the contract instance. - * @return The address of the contract instance. - */ function instanceAddress(uint256 contractId) public view returns (address) { require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); return _contractInstances[contractId]; } - /** - * @notice Updates the metadata URI for a specified contract ID. - * @dev Can only be called by the contract owner. Updates the metadata URI associated with a contract ID. - * @param contractId The ID of the contract instance to update. - * @param _newMetadataURI The new metadata URI to be associated with the contract ID. - */ - function updateMetadataURI( - uint256 contractId, - string calldata _newMetadataURI - ) external onlyOwner { + function updateMetadataURI(uint256 contractId, string calldata _newMetadataURI) external onlyOwner { require(contractId < _nextContractId, "Update for nonexistent contract: This contract ID does not exist."); _metadataURIs[contractId] = _newMetadataURI; } - /** - * @notice Destroys the contract instance associated with the given contract ID. - * @dev Can only be called by the contract owner. Removes the contract instance and its metadata URI from the mappings. - * @param contractId The ID of the contract instance to destroy. - */ function destroyContractInstance(uint256 contractId) external onlyOwner { require(contractId < _nextContractId, "Destruction of nonexistent contract: This contract ID does not exist."); delete _contractInstances[contractId]; delete _metadataURIs[contractId]; } - /** - * @notice Creates a new contract instance directly with associated metadata. - * @dev Directly deploys a new contract instance and assigns it a unique contract ID. - * @param _metadata The metadata associated with the new contract instance. - * @return contractId The ID assigned to the newly created contract instance. - */ function createInstance(bytes calldata _metadata) external returns (uint256 contractId) { - ERC721Example newContract = new ERC721Example(); // Assuming ERC721Example's constructor does not require parameters + ERC721Example newContract = new ERC721Example(); address newContractAddress = address(newContract); - contractId = _nextContractId++; _contractInstances[contractId] = newContractAddress; _metadataURIs[contractId] = string(_metadata); - emit ContractInstanceCreated(newContractAddress, contractId); } } ``` - ## Security Considerations Securing the implementation of ERC-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. - ## Copyright Copyright and related rights waived via CC0. +``` + +Please ensure that all links and references are correct and that the code snippets are accurate and compile without errors. From af0e353e1f7fe40a0c1879488695fca2ab171e77 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:20:56 -0800 Subject: [PATCH 04/36] Update erc-321 --- ERCS/erc-321 | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/ERCS/erc-321 b/ERCS/erc-321 index cb037a76f3..f34c70e1db 100644 --- a/ERCS/erc-321 +++ b/ERCS/erc-321 @@ -16,7 +16,7 @@ This EIP introduces a protocol for the tokenization of smart contracts, facilita ## Motivation -The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its ERC-321Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. +The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its [ERC-321Metadata extension](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742), proposes a structured interface for lifecycle management of smart contracts within marketplaces. ## Specification @@ -108,6 +108,3 @@ Securing the implementation of ERC-321 is crucial, focusing on managing contract ## Copyright Copyright and related rights waived via CC0. -``` - -Please ensure that all links and references are correct and that the code snippets are accurate and compile without errors. From 8df7db1d24a355a631e06f9eebdb82c07dcd93b9 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:21:54 -0800 Subject: [PATCH 05/36] Rename erc-321 to erc-321.md --- ERCS/{erc-321 => erc-321.md} | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename ERCS/{erc-321 => erc-321.md} (100%) diff --git a/ERCS/erc-321 b/ERCS/erc-321.md similarity index 100% rename from ERCS/erc-321 rename to ERCS/erc-321.md From 63b4bb81cce550f5c60cf3dcc0f88457fb390740 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:25:12 -0800 Subject: [PATCH 06/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index f34c70e1db..99e36c1616 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -16,7 +16,7 @@ This EIP introduces a protocol for the tokenization of smart contracts, facilita ## Motivation -The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its [ERC-321Metadata extension](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742), proposes a structured interface for lifecycle management of smart contracts within marketplaces. +The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its ERC321Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. ## Specification From 2fd72e42e2867e2d938eb2c7182b0ed7e4b29091 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:32:26 -0800 Subject: [PATCH 07/36] Update erc-321.md --- ERCS/erc-321.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 99e36c1616..2c4d8955db 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,11 +12,11 @@ created: 2024-02-02 ## Abstract -This EIP introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers, alongside ownership and metadata management, to support their sale, purchase, and collection. +This EIP introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation -The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This EIP, with its ERC321Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. +The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This eip, with its Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. ## Specification @@ -31,11 +31,11 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -ERC-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation -The reference implementation provided demonstrates the application of this EIP in creating and managing tokenized smart contracts with unique identifiers and metadata. +The reference implementation provided demonstrates the application of eip-321 in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of ERC-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 862d68ac62b7d2d43297de58178d0ee471133888 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:38:35 -0800 Subject: [PATCH 08/36] Update erc-321.md --- ERCS/erc-321.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 2c4d8955db..73727846c7 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -This EIP introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +[EIP-321](https://ethereum.org/en/eips/eip-321) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation @@ -31,7 +31,7 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +[erc-321](https://ethereum.org/en/eips/eip-321) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of [erc-321](https://ethereum.org/en/eips/eip-321) is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 706a48d7d7d0ce4a7c540055d18fb0a0ded09981 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:44:13 -0800 Subject: [PATCH 09/36] Update erc-321.md --- ERCS/erc-321.md | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 73727846c7..2345e83ff2 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -31,11 +31,11 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -[erc-321](https://ethereum.org/en/eips/eip-321) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation -The reference implementation provided demonstrates the application of eip-321 in creating and managing tokenized smart contracts with unique identifiers and metadata. +The reference implementation provided demonstrates the application of [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -101,9 +101,10 @@ contract ContractMarketplace is IERC321Metadata, Ownable { } ``` + ## Security Considerations -Securing the implementation of [erc-321](https://ethereum.org/en/eips/eip-321) is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md)is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 37a7f6acfc9b96ae25e4ccffd5f7a53967a4d835 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 03:58:11 -0800 Subject: [PATCH 10/36] Update erc-321.md --- ERCS/erc-321.md | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 2345e83ff2..a8de23b711 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -[EIP-321](https://ethereum.org/en/eips/eip-321) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation @@ -34,8 +34,7 @@ This interface addresses the need for a systematic approach to smart contract to [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation - -The reference implementation provided demonstrates the application of [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) in creating and managing tokenized smart contracts with unique identifiers and metadata. +[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; From e346da3961eb600f6bebde089b32bbd46ef488d9 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 13:43:13 -0800 Subject: [PATCH 11/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index a8de23b711..de1dcaf732 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -1,5 +1,5 @@ --- -eip: 321 +eip: [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) title: Smart Contract Id's and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) From 8c27cd43c92407caeee1c12eccd3c59e8b01e8d2 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 13:44:00 -0800 Subject: [PATCH 12/36] Update erc-321.md From af9cc1ba04b54ff1f28d68434f7aa7e69d1a2eb4 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 13:44:32 -0800 Subject: [PATCH 13/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index de1dcaf732..a8de23b711 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -1,5 +1,5 @@ --- -eip: [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) +eip: 321 title: Smart Contract Id's and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) From c2de64a42b74353c9b796e62e3fa4c167774f8a3 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 13:50:34 -0800 Subject: [PATCH 14/36] Update erc-321.md --- ERCS/erc-321.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index a8de23b711..533e9bbb9f 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +erc-321 introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation @@ -31,10 +31,10 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation -[erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. +erc-321 and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of [erc-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md)is crucial, focusing on managing contract ownership and metadata integrity. Adhering to smart contract security best practices and opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 6489f07525493757b2032990678fb7c51c808ff2 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 13:53:46 -0800 Subject: [PATCH 15/36] Update erc-321.md --- ERCS/erc-321.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 533e9bbb9f..fccf2c0814 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -erc-321 introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +[ERC-321](https://ethereum.org/en/eips/eip-321)introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation @@ -31,10 +31,10 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +[ERC-321](https://ethereum.org/en/eips/eip-321) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation -erc-321 and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. +[ERC-321](https://ethereum.org/en/eips/eip-321) and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of [ERC-321](https://ethereum.org/en/eips/eip-321) is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 0cbc13545057ed66344b727f4c64630a228a5c64 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 14:00:49 -0800 Subject: [PATCH 16/36] Update erc-321.md --- ERCS/erc-321.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index fccf2c0814..9a621e1800 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -[ERC-321](https://ethereum.org/en/eips/eip-321)introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +[ERC-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation @@ -31,10 +31,10 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -[ERC-321](https://ethereum.org/en/eips/eip-321) is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. ## Reference Implementation -[ERC-321](https://ethereum.org/en/eips/eip-321) and The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. +The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of [ERC-321](https://ethereum.org/en/eips/eip-321) is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From 76f65ba2db9da52be8ab3e3155608e8511aa9aec Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 14:04:08 -0800 Subject: [PATCH 17/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 9a621e1800..5a795a61d2 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -103,7 +103,7 @@ contract ContractMarketplace is IERC321Metadata, Ownable { ## Security Considerations -Securing the implementation of erc-321 is crucial, focusing on managing contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. +Securing the implementation of of the contract factory is crucial, focusing on secure management of contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. ## Copyright From b4b888d7a65e0b3124e19bd968328cad8da63fdf Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 14:05:27 -0800 Subject: [PATCH 18/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 5a795a61d2..14dd8878a2 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -31,7 +31,7 @@ This interface addresses the need for a systematic approach to smart contract to ## Backwards Compatibility -erc-321 is designed with backward compatibility in mind, ensuring seamless interaction with existing ERC standards and the broader Ethereum ecosystem. +the protocol is designed with backward compatibility in mind, ensuring seamless interaction with existing interfaces and the broader Ethereum ecosystem. ## Reference Implementation The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. From ae808ac04390dbbaa6a41570a42d043979e9156b Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 15:37:14 -0800 Subject: [PATCH 19/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 14dd8878a2..5c748bb9db 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -[ERC-321](https://github.com/SaulBuilds/ERCs/blob/master/ERCS/erc-321.md) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +[erc-321](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation From c0329c4745c1555e1cfee359782178749474ce5f Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 15:42:54 -0800 Subject: [PATCH 20/36] Update erc-321.md --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 5c748bb9db..b58794a781 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,7 +12,7 @@ created: 2024-02-02 ## Abstract -[erc-321](https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742) introduces a protocol for the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +Smart Contracts applications could benefits heavily from becoming more transferable and accessible by front ends for transfer or sale. We accept the current implementation and use of the hash as the identifier, but I think it is relevant to have an interface that supports the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. ## Motivation From 0ab3276c9d1ef4520a7f20bf72ff54657f9a73c8 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sat, 17 Feb 2024 20:44:29 -0800 Subject: [PATCH 21/36] Update erc-321.md --- ERCS/erc-321.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index b58794a781..0adafcbe3e 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -12,11 +12,11 @@ created: 2024-02-02 ## Abstract -Smart Contracts applications could benefits heavily from becoming more transferable and accessible by front ends for transfer or sale. We accept the current implementation and use of the hash as the identifier, but I think it is relevant to have an interface that supports the tokenization of smart contracts, facilitating their identification, management, and integration into marketplaces. It outlines the creation of contract instances with unique identifiers(contractId's), alongside ownership and metadata management, to support their sale, purchase, and collection of smart contracts on Ethereum Mainnet and other EVM compatible chains. +This proposal introduces an interface and implementation for contract factory enhancement. Utilizing certain concepts and features from the current nft interface to address the application layer of Ethereum and similar EVM-compatible platforms. This interface aligns with the application, to assign unique identifiers(contractId's), and metadata to the smart contract. Mapping the contractId and managing associated metadata for the deployment adds a layer of accessibility to the underlying asset. The aim is to elevate the discoverability, manageability, and interoperability of smart contracts, furthering their integration into digital marketplaces. This allows for the streamlined transfer of ownership and interaction within a decentralized context. By fostering a more structured approach to contract identification and metadata linkage, the interface seeks to bolster the ecosystem's composability and the efficiency of interactions between decentralized applications, consistent with the ethos of decentralization and open architecture. ## Motivation -The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This eip, with its Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. +The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This eip, with its Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. from seed to sale. ## Specification From ad1e04f683c496ec0ff9787e5674e1fbb09b6766 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sun, 18 Feb 2024 19:25:48 -0800 Subject: [PATCH 22/36] Update ERCS/erc-321.md assigned eip: 7625 Co-authored-by: Andrew B Coathup <28278242+abcoathup@users.noreply.github.com> --- ERCS/erc-321.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index 0adafcbe3e..bc85eee67d 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -1,5 +1,5 @@ --- -eip: 321 +eip: 7625 title: Smart Contract Id's and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) From 6fba6621818a04067945a481fef96a81176a2176 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sun, 18 Feb 2024 19:30:33 -0800 Subject: [PATCH 23/36] Update erc-321.md fix(naming) changed erc321 to erc7625 as assigned into the implementation section --- ERCS/erc-321.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/ERCS/erc-321.md b/ERCS/erc-321.md index bc85eee67d..000500a927 100644 --- a/ERCS/erc-321.md +++ b/ERCS/erc-321.md @@ -21,7 +21,7 @@ The advancement of blockchain technology and the proliferation of decentralized ## Specification ```solidity -interface IERC321Metadata is IERC321 { +interface IERC7625Metadata is IERC7625 { function tokenURI(uint256 contractId) external view returns (string memory); } ``` @@ -44,7 +44,7 @@ import "lib/openzeppelin-contracts/contracts/utils/Create2.sol"; import "../interfaces/IERC321Metadata.sol"; import "./templates/ERC721.sol"; -contract ContractMarketplace is IERC321Metadata, Ownable { +contract ContractMarketplace is IERC7625Metadata, Ownable { uint256 private _nextContractId; mapping(uint256 => address) private _contractInstances; mapping(uint256 => string) private _metadataURIs; From 00eb7b94117aed80087c17327d6fe53b00fd1955 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sun, 18 Feb 2024 19:31:30 -0800 Subject: [PATCH 24/36] Rename erc-321.md to erc-7625.md --- ERCS/{erc-321.md => erc-7625.md} | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename ERCS/{erc-321.md => erc-7625.md} (100%) diff --git a/ERCS/erc-321.md b/ERCS/erc-7625.md similarity index 100% rename from ERCS/erc-321.md rename to ERCS/erc-7625.md From 5288398c09cf88d2ab2fb93bcb7ff6c837b45e1b Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sun, 18 Feb 2024 19:31:59 -0800 Subject: [PATCH 25/36] Update erc-7625.md --- ERCS/erc-7625.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 000500a927..ccfbcb7a8e 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -3,7 +3,7 @@ eip: 7625 title: Smart Contract Id's and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) -discussions-to: https://ethereum-magicians.org/t/eip-321-smart-contract-id-tokenization-standard/18742 +discussions-to:https://ethereum-magicians.org/t/erc-7625-smart-contract-id-tokenization-standard/18742 status: Draft type: Standards Track category: ERC From 943ad063e1d49cd1ad3205a4be1822f7e527a39c Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Sun, 18 Feb 2024 19:32:11 -0800 Subject: [PATCH 26/36] Update erc-7625.md --- ERCS/erc-7625.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index ccfbcb7a8e..975f757bdf 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -3,7 +3,7 @@ eip: 7625 title: Smart Contract Id's and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) -discussions-to:https://ethereum-magicians.org/t/erc-7625-smart-contract-id-tokenization-standard/18742 +discussions-to: https://ethereum-magicians.org/t/erc-7625-smart-contract-id-tokenization-standard/18742 status: Draft type: Standards Track category: ERC From 2fa31b10ffd5d23e2a19c6f9c6cb1964d7531920 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 02:00:29 -0800 Subject: [PATCH 27/36] Update erc-7625.md --- ERCS/erc-7625.md | 434 ++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 388 insertions(+), 46 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 975f757bdf..aab3090521 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -12,14 +12,84 @@ created: 2024-02-02 ## Abstract -This proposal introduces an interface and implementation for contract factory enhancement. Utilizing certain concepts and features from the current nft interface to address the application layer of Ethereum and similar EVM-compatible platforms. This interface aligns with the application, to assign unique identifiers(contractId's), and metadata to the smart contract. Mapping the contractId and managing associated metadata for the deployment adds a layer of accessibility to the underlying asset. The aim is to elevate the discoverability, manageability, and interoperability of smart contracts, furthering their integration into digital marketplaces. This allows for the streamlined transfer of ownership and interaction within a decentralized context. By fostering a more structured approach to contract identification and metadata linkage, the interface seeks to bolster the ecosystem's composability and the efficiency of interactions between decentralized applications, consistent with the ethos of decentralization and open architecture. +This document outlines a proposed framework aimed at enhancing the Ethereum ecosystem's smart contract factories and the handling of Smart Contract Transfers and data. By adopting principles akin to those used for non-fungible tokens (NFTs), this framework intends to manage the lifecycle of smart contracts from their deployment to their integration into digital marketplaces. It introduces a method for tokenizing or ‘mobilizing’ smart contracts, associating them with unique identifiers and metadata. This initiative is designed to improve the discoverability, manageability, and interoperability of smart contracts, creating a a more secure ownership transfer and seamless dApp interactions. Ultimately, the framework seeks to further the tokenization of assets and build a more connected and efficient Ethereum ecosystem. + + ## Motivation -The advancement of blockchain technology and the proliferation of decentralized applications (dApps) underscore the need for a dynamic, interoperable protocol for managing smart contracts. A standardized mechanism for tokenization, exchange, and aggregation is necessary. This eip, with its Metadata extension, proposes a structured interface for lifecycle management of smart contracts within marketplaces. from seed to sale. +Integrating the concept of smart contracts as mintable or registerable tokens with unique identifiers (contractIds) can greatly enhance the functionality and efficiency of various applications, from art drops to supply chain management and legal contracts. There are a broad set of novel use cases that would create the value to make the gas cost of contract creation reasonable on mainnet and more than feasible on layer2 infrastrucure where gas is cheaper per block. + +Here’s a deeper look into these use cases and applications, the aim is to highlight the motivations for different devs to implement contractIds and the creation of both fungible and Non-fungible versions of smart contracts: + +### Enhanced Functionality for Art Drops: +- **Unique Art Experiences**: Utilizing contractIds, artists can create unique, serialized art drops where each piece or collection is associated with a distinct contract. This not only authenticates the art but also enables special functionalities such as unlocking private content, redeemable experiences, or evolving art based on ownership history. +- **Community Engagement**: ContractIds can facilitate community-driven features, such as voting rights on future projects or decentralized curation of art exhibitions, by leveraging the non-fungible nature of the contracts to represent membership or participation rights. + +### Ease of Tracking in Supply Chain: +- **Provenance and Authenticity**: Each item in the supply chain can be associated with a unique contractId, enabling transparent tracking of its origin, manufacturing process, and distribution journey. This not only assures consumers of the product's authenticity but also simplifies recall processes if needed. +- **Efficient Logistics**: By tokenizing assets as fungible or non-fungible tokens based on their nature, companies can automate and streamline logistics operations, from inventory management to shipping and receiving, leveraging smart contracts for real-time updates and actions. + +### Pre-packaged Legal Contracts: +- **Automated Legal Agreements**: Legal documents such as leases, loan agreements, or incorporation papers can be standardized and sold as pre-packaged smart contracts. Each contractId represents a unique agreement, customizable through a set of parameters defined at the time of purchase or activation. +- **Seamless Integration into Business Processes**: Businesses can integrate these tokenized legal contracts into their operations, automating processes such as contract execution, compliance checks, and renewals. The fungible or non-fungible nature of these contracts, coupled with unique contractIds, ensures easy management and verification across stakeholders. + +### General Implications: +- **Non-Fungible Smart Contracts for Unique Assets**: Utilizing NFTs for unique assets or rights (e.g., one-of-a-kind artworks, real estate, or intellectual property) provides a clear, immutable record of ownership and transaction history, enhancing trust and liquidity in these markets. +- **Fungible Smart Contracts for Divisible Assets**: Fungible tokens, managed through smart contracts with specific contractIds, are ideal for assets that require divisibility and uniformity, such as shares in a company, commodities, or digital currencies. This facilitates ease of trading and integration into financial systems. + +By tying every asset, right, or agreement back to a unique or fungible smart contract managed through specific contractIds, the proposed framework significantly enhances the functionality, security, and efficiency of digital and physical asset management. This approach not only simplifies the tracking and transfer of assets across various domains but also opens up new avenues for innovation, customization, and engagement in digital marketplaces and beyond. + +## Specification +Based on the detailed reference implementation and the IERC7625 interface provided, let's rewrite the specification section to align closely with the functionalities outlined in the code. + ## Specification +The ERC-7625 framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. + +### IERC7625 Interface + +The core of this framework is defined by the `IERC7625` interface, which extends `IERC165` to ensure compliance with the Ethereum standard for interface detection. + +#### Key Functions + +1. **Asset Locking and Unlocking**: +`lockAssetTransfers(uint256 contractId)`: Locks the asset transfers for a specific contractId, preventing any changes until explicitly unlocked. + `unlockAssetTransfers(uint256 contractId)`: Unlocks the asset transfers for a specific contractId, allowing changes to be made. + +2. **Contract Ownership Management**: + `balanceOfContractId(address owner)`: Returns the number of contracts owned by a specific address. + `ownerOfContractId(uint256 contractId)`: Determines the owner of a specific contractId. + +3. **Contract Transfer**: +`safeContractTransferFrom(address from, address to, uint256 contractId, bytes calldata data)`: Safely transfers a contractId from one address to another, optionally including additional data for the receiver. + +4. **Operator Approval**: +`approveOperatorToTransfer(address approved, uint256 contractId)`: Approves an operator to transfer a specific contractId. +`setApprovalForAllContracts(address operator, bool approved)`: Sets or revokes an operator's approval to manage all of an owner's contractIds. + `getApproved(uint256 contractId)`: Gets the approved operator for a specific contractId. + +5. **Contract Creation and Metadata Management**: + `createContract()`: Creates a new contract instance and assigns it a unique contractId. `withdraw(address to, uint256 amount)`: Enables the withdrawal of funds from the contract. + +6. **Receiving Contracts**: +`onContractReceived(address operator, address from, uint256 contractId, bytes calldata data)`: Handles the receipt of a contractId, implementing custom logic as necessary. + +### IERC7625Metadata Extension + +For managing contract metadata, the `IERC7625Metadata` interface extension allows linking a URI to a contractId, enabling the retrieval of detailed metadata associated with the contract. + +`tokenURI(uint256 contractId)`: Returns the URI containing metadata for a specific contractId. + +### Implementation Considerations + +Implementers of this standard must consider security measures, such as reentrancy guards, validation of contractIds, and proper handling of the `data` payload in transfers. The implementation must also ensure that contract locks are respected, preventing unauthorized transfers or modifications. + +Contracts wishing to receive contractIds must implement the `IERC7625Receiver` interface and handle incoming transfers in a manner that aligns with their specific application requirements. + + +IERC7625 interface. ```solidity interface IERC7625Metadata is IERC7625 { function tokenURI(uint256 contractId) external view returns (string memory); @@ -35,75 +105,347 @@ the protocol is designed with backward compatibility in mind, ensuring seamless ## Reference Implementation The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. + + ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; -import "lib/openzeppelin-contracts/contracts/access/Ownable.sol"; -import "lib/openzeppelin-contracts/contracts/utils/Create2.sol"; -import "../interfaces/IERC321Metadata.sol"; -import "./templates/ERC721.sol"; +import "../lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol"; +import "../lib/openzeppelin-contracts/contracts/token/ERC721/IERC721.sol"; +import "../lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol"; +import "../lib/openzeppelin-contracts/contracts/utils/ReentrancyGuard.sol"; +import "../lib/openzeppelin-contracts/contracts/access/Ownable.sol"; +import "../lib/openzeppelin-contracts/contracts/utils/introspection/ERC165.sol"; +import "./IERC7625.sol"; -contract ContractMarketplace is IERC7625Metadata, Ownable { - uint256 private _nextContractId; - mapping(uint256 => address) private _contractInstances; - mapping(uint256 => string) private _metadataURIs; +/** + * @title ERC7625 Smart Contract Identification and Management + * @dev Implements the IERC7625 interface to manage smart contracts with unique IDs. This contract provides + * functionality to create unique contract IDs, lock and unlock asset transfers, approve operators for transfers, + * and manage ownership and approvals of contract IDs. It's designed for managing assets and their ownership + * securely within a decentralized application. + */ +contract ERC7625 is IERC7625, ERC165, Ownable, ReentrancyGuard { + /** + * @dev Emitted upon withdrawal of funds, specifying the beneficiary and amount. + * @notice Mapping from contract ID to owner address + */ + mapping(uint256 => address) private _contractOwners; - constructor() Ownable(msg.sender) { - _nextContractId = 0; + /// @notice Mapping from owner address to list of owned contract IDs + mapping(address => uint256[]) private _ownedContracts; + + /// @notice Mapping from contract ID to its lock status (true if locked) + mapping(uint256 => bool) private _contractLocks; + + /// @notice Mapping from contract ID to approved address for transfer + mapping(uint256 => address) private _contractApprovals; + + event ContractReceived( + address operator, + address from, + uint256 contractId, + bytes data + ); + + /// @notice Counter to generate unique contract IDs + uint256 private _currentContractId; + + /** + * @dev Initializes the contract setting the deployer as the initial owner. + */ + constructor() Ownable(msg.sender) {} + + /** + * @dev See {IERC165-supportsInterface}. + */ + function supportsInterface( + bytes4 interfaceId + ) public view virtual override(IERC165, ERC165) returns (bool) { + return + interfaceId == type(IERC7625).interfaceId || + super.supportsInterface(interfaceId); } - function createInstanceWithCreate2(bytes calldata _metadata, bytes32 _salt) - external - returns (uint256 contractId) - { - require(_metadata.length > 0, "Invalid metadata: Metadata cannot be empty."); - bytes memory bytecode = abi.encodePacked(type(ERC721Example).creationCode); - address instance = Create2.deploy(0, _salt, bytecode); - require(instance != address(0), "Deployment failed: Contract instance could not be deployed."); - contractId = _nextContractId++; - _contractInstances[contractId] = instance; - _metadataURIs[contractId] = string(_metadata); - emit ContractInstanceCreated(instance, contractId); + /** + * @dev Internally locks the transfers and withdrawals of a specific contract ID, preventing any changes. + * Emits an {AssetsLocked} event indicating the contract is locked. + * + * Requirements: + * - The caller must be the owner of the contract ID. + * + * @param contractId The ID of the contract to lock. + */ + function _lockAssetTransfers(uint256 contractId) external onlyOwner { + require( + msg.sender == _contractOwners[contractId], + "ERC7625: Unauthorized" + ); + autoLockAssetTransfers(contractId); } - function tokenURI(uint256 contractId) external view override returns (string memory) { - require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); - require(_contractInstances[contractId] != address(0), "Contract instance destroyed: The contract has been destroyed and is no longer available."); - return _metadataURIs[contractId]; + function autoLockAssetTransfers(uint256 contractId) internal { + require( + _contractOwners[contractId] == msg.sender, + "ERC7625: Unauthorized" + ); + _contractLocks[contractId] = true; + emit AssetsLocked(msg.sender, true); } - function instanceAddress(uint256 contractId) public view returns (address) { - require(contractId < _nextContractId, "Query for nonexistent contract: This contract ID does not exist."); - return _contractInstances[contractId]; + /** + * @notice Unlocks asset transfers for a specific contract. + * @dev Only callable by the owner. + * @param contractId The unique identifier of the contract to unlock. + */ + function _unlockAssetTransfers(uint256 contractId) external onlyOwner { + require(_contractLocks[contractId], "ERC7625: Contract is not locked"); + _contractLocks[contractId] = false; + emit AssetsLocked(owner(), false); } - function updateMetadataURI(uint256 contractId, string calldata _newMetadataURI) external onlyOwner { - require(contractId < _nextContractId, "Update for nonexistent contract: This contract ID does not exist."); - _metadataURIs[contractId] = _newMetadataURI; + /** + * @dev See {IERC7625-balanceOfContractId}. + */ + function balanceOfContractId( + address owner + ) public view override returns (uint256) { + return _ownedContracts[owner].length; } - function destroyContractInstance(uint256 contractId) external onlyOwner { - require(contractId < _nextContractId, "Destruction of nonexistent contract: This contract ID does not exist."); - delete _contractInstances[contractId]; - delete _metadataURIs[contractId]; + /** + * @dev See {IERC7625-ownerOfContractId}. + */ + function ownerOfContractId( + uint256 contractId + ) public view override returns (address) { + return _contractOwners[contractId]; } - function createInstance(bytes calldata _metadata) external returns (uint256 contractId) { - ERC721Example newContract = new ERC721Example(); - address newContractAddress = address(newContract); - contractId = _nextContractId++; - _contractInstances[contractId] = newContractAddress; - _metadataURIs[contractId] = string(_metadata); - emit ContractInstanceCreated(newContractAddress, contractId); + /** + * @notice Transfers a contract from one address to another with additional data. + * @dev Safely transfers the ownership of a given contract ID from one address to another address. + * + * Before the transfer, the contract must be locked, ensuring no changes can occur during the process. + * If the target address is a contract, it must implement `IERC7625Receiver` and return the + * correct magic value upon successful receipt of the contract. The `data` parameter allows the + * sender to pass arbitrary data to the receiver in the `onERC7625Received` call. + * After the transfer, ownership is updated, and the new owner has the ability to unlock the contract. + * + * @param from The current owner of the contract. + * @param to The address to transfer the contract to. Must implement `IERC7625Receiver` if it is a contract. + * @param contractId The ID of the contract to transfer. + * @param data Additional data with no specified format, sent to the receiver. + * + * require The caller must be the owner of the contract ID. + * require The contract ID must be locked for transfer. + * require `to` cannot be the zero address. + * require If `to` is a contract, it must support the `IERC7625Receiver` interface. + */ + function safeContractTransferFrom( + address from, + address to, + uint256 contractId, + bytes calldata data + ) public payable override nonReentrant { + require( + _contractOwners[contractId] == from, + "ERC7625: Caller is not owner" + ); + require( + _contractLocks[contractId], + "ERC7625: Contract is not locked for transfer" + ); + require(to != address(0), "ERC7625: Transfer to the zero address"); + + // Update ownership to the new owner + _contractOwners[contractId] = to; + + // If 'to' is a contract, try calling onERC7625Received + if (to.code.length > 0) { + require( + IERC7625Receiver(to).onERC7625Received( + msg.sender, + from, + contractId, + data + ) == IERC7625Receiver.onERC7625Received.selector, + "ERC7625: Transfer to non IERC7625Receiver implementer" + ); + } + + // Keep the contract locked, leaving it to the new owner to unlock + emit TransferContract(from, to, contractId); + } + + /** + * @dev See {IERC7625-approveOperatorToTransfer}. + */ + function approveOperatorToTransfer( + address approved, + uint256 contractId + ) public payable override { + require( + _contractOwners[contractId] == msg.sender, + "ERC7625: Caller is not owner" + ); + _contractApprovals[contractId] = approved; + autoLockAssetTransfers(contractId); // Lock the asset transfers upon approval + emit ApprovalForTransfer(msg.sender, approved, contractId); + } + + /** + * @notice Sets or revokes approval for an operator to manage all of the sender's contracts. + * @dev Caller must be the owner. Locks all assets when approved. + * @param operator The operator's address. + * @param approved Approval status. + */ + function setApprovalForAllContracts( + address operator, + bool approved + ) public onlyOwner { + // Note: Implementation would vary based on contract design. Placeholder logic provided. + emit ApprovalForTransferOfAll(msg.sender, operator, approved); + } + + /** + * @notice Gets the approved address for a specific contract. + * @param contractId The unique identifier of the contract. + * @return The address approved to manage the contract. + */ + function getApproved( + uint256 contractId + ) public view override returns (address) { + return _contractApprovals[contractId]; + } + + /** + * @notice Withdraws funds from the contract. + * @dev Only callable by the owner. Uses ReentrancyGuard to prevent reentrancy attacks. + * @param to The recipient address. + * @param amount The amount to withdraw. + */ + + function withdraw( + address to, + uint256 amount + ) public onlyOwner nonReentrant { + require( + address(this).balance >= amount, + "ERC7625: Insufficient balance" + ); + payable(to).transfer(amount); + emit Withdraw(to, amount); + } + + function createContract() public onlyOwner returns (uint256) { + _currentContractId++; + _contractOwners[_currentContractId] = msg.sender; + _ownedContracts[msg.sender].push(_currentContractId); + emit TransferContract(address(0), msg.sender, _currentContractId); + return _currentContractId; + } + + /** + * @dev Handles the receipt of an incoming contract. This function is called whenever the contract ID is transferred + * to this contract via `safeContractTransferFrom`. It can be used to enforce custom logic upon receiving the contract, + * such as verifying the transfer, updating internal state, or locking the transfer of the contract ID until further + * action is taken. + * + * @param operator The address which initiated the transfer (typically the current owner). + * @param from The address from which the contract ID was transferred. + * @param contractId The ID of the contract being transferred. + * @param data Additional data sent with the transfer. + * @return bytes4 Magic value to signify the successful receipt of a contract ID. + */ + function onContractReceived( + address operator, + address from, + uint256 contractId, + bytes calldata data + ) external override returns (bytes4) { + // Example validation or action. Real implementation would depend on specific requirements. + // Verify that the contractId is expected or conforms to certain criteria + require( + _validateContractId(contractId), + "ERC7625: Unexpected contract ID" + ); + + // Update internal state to reflect the receipt of the contractId + _contractOwners[contractId] = address(this); // Transfer ownership to this contract + _ownedContracts[address(this)].push(contractId); // Record the contract as owned by this contract + + // Optionally, lock the contractId to prevent further transfers until explicitly unlocked + _contractLocks[contractId] = true; + + emit ContractReceived(operator, from, contractId, data); + + return this.onContractReceived.selector; + } + + /** + * @dev Validates that a contract ID is both owned and currently locked, indicating it's prepared for a secure transfer. + * This ensures the integrity and controlled management of contract transfers. + * + * @param contractId The ID of the contract being validated. + * @return bool indicating whether the contractId is both owned and locked, ready for transfer. + */ + function _validateContractId( + uint256 contractId + ) internal view returns (bool) { + // Check that the contract ID is owned, indicating it's not a new or unassigned ID. + bool isOwned = _contractOwners[contractId] != address(0); + + // Check that the contract ID is currently locked, indicating it's in a secure state for transfer. + bool isLocked = _contractLocks[contractId]; + + // The contract ID is valid for transfer if it's both owned and locked. + return isOwned && isLocked; } } ``` +## Rationale + +The framework/interface provides a structured approach to smart contract tokenization and metadata management, aiming to enhance the Ethereum ecosystem's composability and interaction with the client side, creating more efficiency in the application layer. By facilitating the assignment of unique identifiers and linking contracts with metadata, the framework improves smart contracts' discoverability and interoperability. The specification of a metadata schema and URI offers a flexible means to enrich contract utility and integration capabilities. + +## Backwards Compatibility + +this framework introduces functionalities that complement the existing Ethereum ecosystem without necessitating modifications to current smart contract implementations. + +## Reference Implementation +The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. +```solidity +``` + ## Security Considerations -Securing the implementation of of the contract factory is crucial, focusing on secure management of contract ownership and metadata integrity is important. Adhering to smart contract security best practices, and utilizing CEI pattern where relevant. Opting for decentralized storage solutions for metadata are essential to mitigate risks. +### Security Considerations for Smart Contract Identification and Management Framework + +When designing and implementing a smart contract identification and management framework such as proposed, several security considerations must be taken into account to ensure the robustness and reliability of the system. These considerations are vital not only for safeguarding the assets and metadata linked to the contractIds but also for maintaining the integrity and trustworthiness of the decentralized ecosystem it aims to support. + +#### Validation of ContractIds +- **Unique Identifier Integrity**: Ensuring the uniqueness and integrity of contractIds is paramount. Collisions or duplications in identifiers can lead to asset mismanagement or ownership disputes. Implementing a secure, collision-resistant hashing algorithm for generating contractIds can mitigate this risk. +- **Ownership Verification**: Before any operation that alters the state or ownership of a contract (such as transfers or locking/unlocking), the framework must rigorously verify the caller's authority over the contractId in question. This prevents unauthorized actions on contracts. + +#### Handling of `data` in Transfers +- **Data Validation**: When `data` is included in contract transfers, it's crucial to validate this input to prevent injection attacks or malformed data from disrupting contract logic. This can include checks on data size, format, or content based on the application's requirements. +- **Receiver Contract Validation**: The implementation assumes that the receiving address of a contract transfer will correctly handle the `data` payload if it's a contract implementing the `IERC7625Receiver` interface. It's recommended to include mechanisms to verify the receiver's capability to handle the transfer safely, perhaps by implementing a try-catch mechanism around the call to `onERC7625Received` to handle any unexpected failures gracefully. + +#### Locking Mechanism +**Reentrancy Guards**: The locking and unlocking functionality must be protected against reentrancy attacks. While the provided implementation uses `ReentrancyGuard`, ensuring all public and external functions that modify contract states adhere to this protection is essential. +**Lock Bypass Risks**: There should be checks to prevent scenarios where a contract can be transferred or interacted with while it's supposedly "locked." This might involve a thorough review of state-changing functions to ensure they respect the lock status of contractIds. + +#### Contract Creation and Metadata Management +**Factory Contract Security**: The mechanism for creating new contractIds and associating metadata must be secure against attacks aiming to exploit contract creation for malicious purposes (e.g., creating an excessive number of contracts to spam the system). Rate limiting or permissions around contract creation could be considered. +**Metadata Integrity**: If metadata associated with contractIds is stored off-chain (e.g., using IPFS or another decentralized storage solution), ensuring the integrity and availability of this data is critical. Methods for verifying metadata authenticity and redundancy for data availability should be explored. + + +**Upgradeability Concerns**: If the system is designed to be upgradeable (using proxies or similar patterns), careful attention must be paid to the governance model for upgrades and the potential for upgrade functions to introduce vulnerabilities. + +By addressing these security considerations and remaining vigilant about potential vulnerabilities, the proposed smart contract identification and management framework can achieve a high level of security and reliability, fostering trust and adoption within the decentralized ecosystem. Open discussions and continuous improvement through community feedback and collaboration are encouraged to enhance the framework's robustness further. ## Copyright From 38815de10a0b579039389f69e2a716f2cd1c1ebc Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 02:01:18 -0800 Subject: [PATCH 28/36] Update erc-7625.md --- ERCS/erc-7625.md | 4 ---- 1 file changed, 4 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index aab3090521..a97d2652db 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -40,10 +40,6 @@ Here’s a deeper look into these use cases and applications, the aim is to high By tying every asset, right, or agreement back to a unique or fungible smart contract managed through specific contractIds, the proposed framework significantly enhances the functionality, security, and efficiency of digital and physical asset management. This approach not only simplifies the tracking and transfer of assets across various domains but also opens up new avenues for innovation, customization, and engagement in digital marketplaces and beyond. -## Specification -Based on the detailed reference implementation and the IERC7625 interface provided, let's rewrite the specification section to align closely with the functionalities outlined in the code. - - ## Specification The ERC-7625 framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. From dde5a4299aa896ac4a10b2fd64ad3e79ee7d6692 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 02:03:19 -0800 Subject: [PATCH 29/36] Update erc-7625.md --- ERCS/erc-7625.md | 8 -------- 1 file changed, 8 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index a97d2652db..2de76360d4 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -410,16 +410,8 @@ The framework/interface provides a structured approach to smart contract tokeniz this framework introduces functionalities that complement the existing Ethereum ecosystem without necessitating modifications to current smart contract implementations. -## Reference Implementation -The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. -```solidity -``` - - ## Security Considerations -### Security Considerations for Smart Contract Identification and Management Framework - When designing and implementing a smart contract identification and management framework such as proposed, several security considerations must be taken into account to ensure the robustness and reliability of the system. These considerations are vital not only for safeguarding the assets and metadata linked to the contractIds but also for maintaining the integrity and trustworthiness of the decentralized ecosystem it aims to support. #### Validation of ContractIds From 393ee1e29d76b14ebca133e47c398f68b585b1a2 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 15:02:28 -0800 Subject: [PATCH 30/36] Update erc-7625.md --- ERCS/erc-7625.md | 149 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 147 insertions(+), 2 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 2de76360d4..7a908fa81f 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -87,8 +87,153 @@ Contracts wishing to receive contractIds must implement the `IERC7625Receiver` i IERC7625 interface. ```solidity -interface IERC7625Metadata is IERC7625 { - function tokenURI(uint256 contractId) external view returns (string memory); +//SPDX-License-Identifier: MIT +pragma solidity ^0.8.23; + +import "../lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol"; +import "../lib/openzeppelin-contracts/contracts/token/ERC721/IERC721.sol"; +import "../lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol"; + + + +/** + * @title Interface for ERC7625 Smart Contract Identification and Management + * @dev Extends ERC165. Defines an interface for managing unique smart contract IDs and integrates with ERC20 and ERC721 for asset tracking. + */ +interface IERC7625 is IERC165 { + /** + * @dev Emitted when a contract's asset transfers are locked or unlocked. + * @param owner Address of the contract owner. + * @param locked Status of the asset lock (true if locked). + */ + event AssetsLocked(address indexed owner, bool locked); + + /** + * @dev Emitted upon the transfer of a contract from one address to another. + * @param from Address of the current owner. + * @param to Address of the new owner. + * @param contractId Unique identifier of the contract being transferred. + */ + event TransferContract(address indexed from, address indexed to, uint256 indexed contractId); + + /** + * @dev Emitted when a new operator is approved to manage a specific contract ID. + * @param owner Address of the contract owner. + * @param approved Address of the approved operator. + * @param contractId Unique identifier of the contract. + */ + event ApprovalForTransfer(address indexed owner, address indexed approved, uint256 indexed contractId); + + /** + * @dev Emitted when an operator is granted or revoked permission to manage all contracts of an owner. + * @param owner Address of the contract owner. + * @param operator Address of the operator. + * @param approved True if the operator is approved, false otherwise. + */ + event ApprovalForTransferOfAll(address indexed owner, address indexed operator, bool approved); + + /** + * @dev Emitted upon withdrawal of funds, specifying the beneficiary and the amount withdrawn. + * @param to Beneficiary address. + * @param amount Amount of funds withdrawn. + */ + event Withdraw(address indexed to, uint256 amount); + + /** + * @notice Locks all asset transfers and withdrawals for a given contract ID. + * @param contractId Unique identifier of the contract. + */ + function _lockAssetTransfers(uint256 contractId) external; + + /** + * @notice Unlocks all asset transfers and withdrawals for a given contract ID. + * @param contractId Unique identifier of the contract. + */ + function _unlockAssetTransfers(uint256 contractId) external; + + /** + * @notice Returns the number of contracts owned by a given address. + * @param owner Address to query the balance for. + * @return Number of contracts owned. + */ + function balanceOfContractId(address owner) external view returns (uint256); + + /** + * @notice Returns the owner of a specified contract ID. + * @param contractId Unique identifier of the contract. + * @return Address of the owner. + */ + function ownerOfContractId(uint256 contractId) external view returns (address); + + /** + * @notice Transfers a contract to another address along with additional data. + * @param from Current owner of the contract. + * @param to Recipient address. + * @param contractId Unique identifier of the contract. + * @param data Additional transfer data. + */ + function safeContractTransferFrom(address from, address to, uint256 contractId, bytes calldata data) external payable; + + /** + * @notice Approves another address to manage the specified contract. + * @param approved Address to be approved. + * @param contractId Unique identifier of the contract. + */ + function approveOperatorToTransfer(address approved, uint256 contractId) external payable; + + /** + * @notice Sets or revokes approval for an operator to manage all contracts of the sender. + * @param operator Address of the operator. + * @param approved Approval status. + */ + function setApprovalForAllContracts(address operator, bool approved) external; + + /** + * @notice Returns the approved address for a specified contract ID. + * @param contractId Unique identifier of the contract. + * @return Address currently approved. + */ + function getApproved(uint256 contractId) external view returns (address); + + /** + * @notice Withdraws funds from the contract to a specified beneficiary. + * @param to Beneficiary address. + * @param amount Amount to withdraw. + */ + function withdraw(address to, uint256 amount) external; + + /** + * @notice Creates a new contract instance and returns its unique ID. + * @return Unique ID of the newly created contract instance. + */ + function createContract(bytes calldata metadata, bytes32 salt) external returns (uint256); + + /** + * @notice Handles the receipt of an ERC7625 contract. + * @param operator Address that initiated the transfer. + * @param from Previous owner of the contract. + * @param contractId Unique identifier of the contract being transferred. + * @param data Additional data with no specific format. + * @return Indicator for successful receipt. + */ + function onContractReceived(address operator, address from, uint256 contractId, bytes calldata data) external returns(bytes4); +} + +/** + * @title Receiver Interface for ERC7625 Smart Contract Identification and Management + * @dev Interface for contracts wishing to support safe transfers of ERC7625 contract IDs. + */ +interface IERC7625Receiver { + /** + * @notice Handles the receipt of a contract ID. + * @param operator Address that initiated the transfer. + * @param from Previous owner of the contract. + * @param contractId Unique identifier of the contract being transferred. + * @param data Additional data sent along with the transfer. + * @return bytes4 Returns `bytes4(keccak256("onERC7625Received(address,address,uint256,bytes)"))` when the transfer is accepted. + */ + function onERC7625Received(address operator, address from, uint256 contractId, bytes calldata data) external returns (bytes4); +} } ``` ## Rationale From d1916ee10b36bbe26a0dcac2867f8825a5160bb3 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 15:03:58 -0800 Subject: [PATCH 31/36] Update erc-7625.md --- ERCS/erc-7625.md | 7 ------- 1 file changed, 7 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 7a908fa81f..23d211dcc4 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -236,13 +236,6 @@ interface IERC7625Receiver { } } ``` -## Rationale - -This interface addresses the need for a systematic approach to smart contract tokenization, facilitating the safe sale and transfer of smart contracts on marketplaces. It lays the foundation for an acquisitions market and a legal framework for smart contract sales and trade. - -## Backwards Compatibility - -the protocol is designed with backward compatibility in mind, ensuring seamless interaction with existing interfaces and the broader Ethereum ecosystem. ## Reference Implementation The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. From 103c7dade0f13be1963eebcf224a3a4e3515476a Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 15:10:43 -0800 Subject: [PATCH 32/36] Update erc-7625.md --- ERCS/erc-7625.md | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 23d211dcc4..830dff458d 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -44,9 +44,9 @@ By tying every asset, right, or agreement back to a unique or fungible smart con The ERC-7625 framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. -### IERC7625 Interface +### ierc-7625 Interface -The core of this framework is defined by the `IERC7625` interface, which extends `IERC165` to ensure compliance with the Ethereum standard for interface detection. +The core of this framework is defined by the `ierc-7625` interface, which extends `ierc-165` to ensure compliance with the Ethereum standard for interface detection. #### Key Functions @@ -72,7 +72,7 @@ The core of this framework is defined by the `IERC7625` interface, which extends 6. **Receiving Contracts**: `onContractReceived(address operator, address from, uint256 contractId, bytes calldata data)`: Handles the receipt of a contractId, implementing custom logic as necessary. -### IERC7625Metadata Extension +### ierc-7625Metadata Extension For managing contract metadata, the `IERC7625Metadata` interface extension allows linking a URI to a contractId, enabling the retrieval of detailed metadata associated with the contract. @@ -82,10 +82,10 @@ For managing contract metadata, the `IERC7625Metadata` interface extension allow Implementers of this standard must consider security measures, such as reentrancy guards, validation of contractIds, and proper handling of the `data` payload in transfers. The implementation must also ensure that contract locks are respected, preventing unauthorized transfers or modifications. -Contracts wishing to receive contractIds must implement the `IERC7625Receiver` interface and handle incoming transfers in a manner that aligns with their specific application requirements. +Contracts wishing to receive contractIds must implement the `ierc-7625Receiver` interface and handle incoming transfers in a manner that aligns with their specific application requirements. -IERC7625 interface. +ierc-7625 interface. ```solidity //SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -236,6 +236,10 @@ interface IERC7625Receiver { } } ``` +## Backwards Compatibility + +this framework introduces functionalities that complement the existing Ethereum ecosystem without necessitating modifications to current smart contract implementations. + ## Reference Implementation The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. @@ -544,9 +548,6 @@ contract ERC7625 is IERC7625, ERC165, Ownable, ReentrancyGuard { The framework/interface provides a structured approach to smart contract tokenization and metadata management, aiming to enhance the Ethereum ecosystem's composability and interaction with the client side, creating more efficiency in the application layer. By facilitating the assignment of unique identifiers and linking contracts with metadata, the framework improves smart contracts' discoverability and interoperability. The specification of a metadata schema and URI offers a flexible means to enrich contract utility and integration capabilities. -## Backwards Compatibility - -this framework introduces functionalities that complement the existing Ethereum ecosystem without necessitating modifications to current smart contract implementations. ## Security Considerations From 2814dad9e237465b71673055e09a3dade4dc9f44 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 15:16:56 -0800 Subject: [PATCH 33/36] Update erc-7625.md --- ERCS/erc-7625.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 830dff458d..6975d29212 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -42,7 +42,7 @@ By tying every asset, right, or agreement back to a unique or fungible smart con ## Specification -The ERC-7625 framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. +This contract factory framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. ### ierc-7625 Interface @@ -236,6 +236,10 @@ interface IERC7625Receiver { } } ``` +## Rationale + +The framework/interface provides a structured approach to smart contract tokenization and metadata management, aiming to enhance the Ethereum ecosystem's composability and interaction with the client side, creating more efficiency in the application layer. By facilitating the assignment of unique identifiers and linking contracts with metadata, the framework improves smart contracts' discoverability and interoperability. The specification of a metadata schema and URI offers a flexible means to enrich contract utility and integration capabilities. + ## Backwards Compatibility this framework introduces functionalities that complement the existing Ethereum ecosystem without necessitating modifications to current smart contract implementations. @@ -244,7 +248,6 @@ this framework introduces functionalities that complement the existing Ethereum ## Reference Implementation The reference implementation provided demonstrate the application of tokenizing and giving identifiers that can be used in collections of assets, contract owners can participate in creating and managing tokenized smart contracts with unique identifiers and metadata. - ```solidity // SPDX-License-Identifier: MIT pragma solidity ^0.8.23; @@ -544,9 +547,6 @@ contract ERC7625 is IERC7625, ERC165, Ownable, ReentrancyGuard { } ``` -## Rationale - -The framework/interface provides a structured approach to smart contract tokenization and metadata management, aiming to enhance the Ethereum ecosystem's composability and interaction with the client side, creating more efficiency in the application layer. By facilitating the assignment of unique identifiers and linking contracts with metadata, the framework improves smart contracts' discoverability and interoperability. The specification of a metadata schema and URI offers a flexible means to enrich contract utility and integration capabilities. ## Security Considerations @@ -559,7 +559,7 @@ When designing and implementing a smart contract identification and management f #### Handling of `data` in Transfers - **Data Validation**: When `data` is included in contract transfers, it's crucial to validate this input to prevent injection attacks or malformed data from disrupting contract logic. This can include checks on data size, format, or content based on the application's requirements. -- **Receiver Contract Validation**: The implementation assumes that the receiving address of a contract transfer will correctly handle the `data` payload if it's a contract implementing the `IERC7625Receiver` interface. It's recommended to include mechanisms to verify the receiver's capability to handle the transfer safely, perhaps by implementing a try-catch mechanism around the call to `onERC7625Received` to handle any unexpected failures gracefully. +- **Receiver Contract Validation**: The implementation assumes that the receiving address of a contract transfer will correctly handle the `data` payload if it's a contract implementing the `ierc-7625Receiver` interface. It's recommended to include mechanisms to verify the receiver's capability to handle the transfer safely, perhaps by implementing a try-catch mechanism around the call to `onERC7625Received` to handle any unexpected failures gracefully. #### Locking Mechanism **Reentrancy Guards**: The locking and unlocking functionality must be protected against reentrancy attacks. While the provided implementation uses `ReentrancyGuard`, ensuring all public and external functions that modify contract states adhere to this protection is essential. From 87900eb22ec00f7a040be68b612d677d4a9525ae Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 20:50:46 -0800 Subject: [PATCH 34/36] Update erc-7625.md --- ERCS/erc-7625.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 6975d29212..9a7b21be3d 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -44,9 +44,9 @@ By tying every asset, right, or agreement back to a unique or fungible smart con This contract factory framework proposes a structured system for the tokenization and management of smart contracts within the Ethereum ecosystem. This system introduces a set of interfaces and functionalities designed to standardize the assignment of unique identifiers (contractIds) to smart contracts and to manage associated metadata, enabling enhanced interoperability, management, and discoverability of smart contracts. -### ierc-7625 Interface +###Interface -The core of this framework is defined by the `ierc-7625` interface, which extends `ierc-165` to ensure compliance with the Ethereum standard for interface detection. +The core of this framework is defined by the interface, which extends it to ensure compliance with the Ethereum standard for interface detection. #### Key Functions @@ -72,9 +72,9 @@ The core of this framework is defined by the `ierc-7625` interface, which extend 6. **Receiving Contracts**: `onContractReceived(address operator, address from, uint256 contractId, bytes calldata data)`: Handles the receipt of a contractId, implementing custom logic as necessary. -### ierc-7625Metadata Extension +### Metadata Extension -For managing contract metadata, the `IERC7625Metadata` interface extension allows linking a URI to a contractId, enabling the retrieval of detailed metadata associated with the contract. +For managing contract metadata, the Metadata interface extension allows linking a URI to a contractId, enabling the retrieval of detailed metadata associated with the contract. `tokenURI(uint256 contractId)`: Returns the URI containing metadata for a specific contractId. @@ -559,7 +559,7 @@ When designing and implementing a smart contract identification and management f #### Handling of `data` in Transfers - **Data Validation**: When `data` is included in contract transfers, it's crucial to validate this input to prevent injection attacks or malformed data from disrupting contract logic. This can include checks on data size, format, or content based on the application's requirements. -- **Receiver Contract Validation**: The implementation assumes that the receiving address of a contract transfer will correctly handle the `data` payload if it's a contract implementing the `ierc-7625Receiver` interface. It's recommended to include mechanisms to verify the receiver's capability to handle the transfer safely, perhaps by implementing a try-catch mechanism around the call to `onERC7625Received` to handle any unexpected failures gracefully. +- **Receiver Contract Validation**: The implementation assumes that the receiving address of a contract transfer will correctly handle the `data` payload if it's a contract implementing the interface. It's recommended to include mechanisms to verify the receiver's capability to handle the transfer safely, perhaps by implementing a try-catch mechanism around the call to the contract to handle any unexpected failures gracefully. #### Locking Mechanism **Reentrancy Guards**: The locking and unlocking functionality must be protected against reentrancy attacks. While the provided implementation uses `ReentrancyGuard`, ensuring all public and external functions that modify contract states adhere to this protection is essential. From 7c825265d500ca44df21c8bfc1805a744a422c68 Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Mon, 19 Feb 2024 20:52:28 -0800 Subject: [PATCH 35/36] Update erc-7625.md --- ERCS/erc-7625.md | 2 -- 1 file changed, 2 deletions(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 9a7b21be3d..34f1dd3677 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -84,8 +84,6 @@ Implementers of this standard must consider security measures, such as reentranc Contracts wishing to receive contractIds must implement the `ierc-7625Receiver` interface and handle incoming transfers in a manner that aligns with their specific application requirements. - -ierc-7625 interface. ```solidity //SPDX-License-Identifier: MIT pragma solidity ^0.8.23; From 3460689364149c44ab723801daae2cd720cc0d8a Mon Sep 17 00:00:00 2001 From: the employable dev <150186062+SaulBuilds@users.noreply.github.com> Date: Thu, 23 May 2024 19:13:14 -0700 Subject: [PATCH 36/36] Update ERCS/erc-7625.md thanks I can dig this lol. Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com> --- ERCS/erc-7625.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ERCS/erc-7625.md b/ERCS/erc-7625.md index 34f1dd3677..073ccac4fa 100644 --- a/ERCS/erc-7625.md +++ b/ERCS/erc-7625.md @@ -1,6 +1,6 @@ --- eip: 7625 -title: Smart Contract Id's and Metadata Extension +title: Smart Contract Identifiers and Metadata Extension description: Proposes an interface for contractId's and metadata at the smart contract level. author: Larry V. Kłosowski (@SaulBuilds) discussions-to: https://ethereum-magicians.org/t/erc-7625-smart-contract-id-tokenization-standard/18742