diff --git a/contracts/bindings/solveinbox.go b/contracts/bindings/solveinbox.go
index caa2a3354..f86c22dff 100644
--- a/contracts/bindings/solveinbox.go
+++ b/contracts/bindings/solveinbox.go
@@ -64,7 +64,7 @@ type SolveTokenDeposit struct {
 // SolveInboxMetaData contains all meta data concerning the SolveInbox contract.
 var SolveInboxMetaData = &bind.MetaData{
 	ABI: "[{\"type\":\"constructor\",\"inputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"accept\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"cancel\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"cancelOwnershipHandover\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"claim\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"to\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"completeOwnershipHandover\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"defaultConfLevel\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"uint8\",\"internalType\":\"uint8\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"deployedAt\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"getRequest\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"outputs\":[{\"name\":\"\",\"type\":\"tuple\",\"internalType\":\"structSolve.Request\",\"components\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"updatedAt\",\"type\":\"uint40\",\"internalType\":\"uint40\"},{\"name\":\"status\",\"type\":\"uint8\",\"internalType\":\"enumSolve.Status\"},{\"name\":\"from\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"acceptedBy\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"call\",\"type\":\"tuple\",\"internalType\":\"structSolve.Call\",\"components\":[{\"name\":\"destChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\",\"internalType\":\"uint256\"},{\"name\":\"data\",\"type\":\"bytes\",\"internalType\":\"bytes\"}]},{\"name\":\"deposits\",\"type\":\"tuple[]\",\"internalType\":\"structSolve.Deposit[]\",\"components\":[{\"name\":\"isNative\",\"type\":\"bool\",\"internalType\":\"bool\"},{\"name\":\"token\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\",\"internalType\":\"uint256\"}]}]}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"grantRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"hasAllRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"hasAnyRole\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"initialize\",\"inputs\":[{\"name\":\"owner_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"solver_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"omni_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"outbox_\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"markFulfilled\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"callHash\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"omni\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"address\",\"internalType\":\"contractIOmniPortal\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"owner\",\"inputs\":[],\"outputs\":[{\"name\":\"result\",\"type\":\"address\",\"internalType\":\"address\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"ownershipHandoverExpiresAt\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[{\"name\":\"result\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"reject\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"reason\",\"type\":\"uint8\",\"internalType\":\"enumSolve.RejectReason\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"renounceOwnership\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"renounceRoles\",\"inputs\":[{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"request\",\"inputs\":[{\"name\":\"call\",\"type\":\"tuple\",\"internalType\":\"structSolve.Call\",\"components\":[{\"name\":\"destChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\",\"internalType\":\"uint256\"},{\"name\":\"data\",\"type\":\"bytes\",\"internalType\":\"bytes\"}]},{\"name\":\"deposits\",\"type\":\"tuple[]\",\"internalType\":\"structSolve.TokenDeposit[]\",\"components\":[{\"name\":\"token\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\",\"internalType\":\"uint256\"}]}],\"outputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"requestOwnershipHandover\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"revokeRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"rolesOf\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"transferOwnership\",\"inputs\":[{\"name\":\"newOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"event\",\"name\":\"Accepted\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"by\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Claimed\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"by\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"to\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"deposits\",\"type\":\"tuple[]\",\"indexed\":false,\"internalType\":\"structSolve.Deposit[]\",\"components\":[{\"name\":\"isNative\",\"type\":\"bool\",\"internalType\":\"bool\"},{\"name\":\"token\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\",\"internalType\":\"uint256\"}]}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"DefaultConfLevelSet\",\"inputs\":[{\"name\":\"conf\",\"type\":\"uint8\",\"indexed\":false,\"internalType\":\"uint8\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Fulfilled\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"callHash\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"creditedTo\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Initialized\",\"inputs\":[{\"name\":\"version\",\"type\":\"uint64\",\"indexed\":false,\"internalType\":\"uint64\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OmniPortalSet\",\"inputs\":[{\"name\":\"omni\",\"type\":\"address\",\"indexed\":false,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipHandoverCanceled\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipHandoverRequested\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipTransferred\",\"inputs\":[{\"name\":\"oldOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"newOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Rejected\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"by\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"reason\",\"type\":\"uint8\",\"indexed\":true,\"internalType\":\"enumSolve.RejectReason\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Requested\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"from\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"call\",\"type\":\"tuple\",\"indexed\":false,\"internalType\":\"structSolve.Call\",\"components\":[{\"name\":\"destChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\",\"internalType\":\"uint256\"},{\"name\":\"data\",\"type\":\"bytes\",\"internalType\":\"bytes\"}]},{\"name\":\"deposits\",\"type\":\"tuple[]\",\"indexed\":false,\"internalType\":\"structSolve.Deposit[]\",\"components\":[{\"name\":\"isNative\",\"type\":\"bool\",\"internalType\":\"bool\"},{\"name\":\"token\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\",\"internalType\":\"uint256\"}]}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Reverted\",\"inputs\":[{\"name\":\"id\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"RolesUpdated\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"indexed\":true,\"internalType\":\"uint256\"}],\"anonymous\":false},{\"type\":\"error\",\"name\":\"AlreadyInitialized\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InvalidCall\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InvalidDeposit\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InvalidInitialization\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InvalidRecipient\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NewOwnerIsZeroAddress\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NoDeposits\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NoHandoverRequest\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotAccepted\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotFulfilled\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotInitializing\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotOutbox\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotPending\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotPendingOrRejected\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"Reentrancy\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"TransferFailed\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"Unauthorized\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"WrongCallHash\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"WrongSourceChain\",\"inputs\":[]}]",
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 }
 
 // SolveInboxABI is the input ABI used to generate the binding from.
diff --git a/contracts/bindings/solveoutbox.go b/contracts/bindings/solveoutbox.go
index ed4e7b55b..97e0ff81d 100644
--- a/contracts/bindings/solveoutbox.go
+++ b/contracts/bindings/solveoutbox.go
@@ -48,7 +48,7 @@ type SolveTokenPrereq struct {
 // SolveOutboxMetaData contains all meta data concerning the SolveOutbox contract.
 var SolveOutboxMetaData = &bind.MetaData{
 	ABI: "[{\"type\":\"constructor\",\"inputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"allowedCalls\",\"inputs\":[{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"selector\",\"type\":\"bytes4\",\"internalType\":\"bytes4\"}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"cancelOwnershipHandover\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"completeOwnershipHandover\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"defaultConfLevel\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"uint8\",\"internalType\":\"uint8\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"deployedAt\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"didFulfill\",\"inputs\":[{\"name\":\"srcReqId\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"srcChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"call\",\"type\":\"tuple\",\"internalType\":\"structSolve.Call\",\"components\":[{\"name\":\"destChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\",\"internalType\":\"uint256\"},{\"name\":\"data\",\"type\":\"bytes\",\"internalType\":\"bytes\"}]}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"fulfill\",\"inputs\":[{\"name\":\"srcReqId\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"},{\"name\":\"srcChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"call\",\"type\":\"tuple\",\"internalType\":\"structSolve.Call\",\"components\":[{\"name\":\"destChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"},{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\",\"internalType\":\"uint256\"},{\"name\":\"data\",\"type\":\"bytes\",\"internalType\":\"bytes\"}]},{\"name\":\"prereqs\",\"type\":\"tuple[]\",\"internalType\":\"structSolve.TokenPrereq[]\",\"components\":[{\"name\":\"token\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"spender\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\",\"internalType\":\"uint256\"}]}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"fulfillFee\",\"inputs\":[{\"name\":\"srcChainId\",\"type\":\"uint64\",\"internalType\":\"uint64\"}],\"outputs\":[{\"name\":\"\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"fulfilledCalls\",\"inputs\":[{\"name\":\"callHash\",\"type\":\"bytes32\",\"internalType\":\"bytes32\"}],\"outputs\":[{\"name\":\"fulfilled\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"grantRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"hasAllRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"hasAnyRole\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[{\"name\":\"\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"initialize\",\"inputs\":[{\"name\":\"owner_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"solver_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"omni_\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"inbox_\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"omni\",\"inputs\":[],\"outputs\":[{\"name\":\"\",\"type\":\"address\",\"internalType\":\"contractIOmniPortal\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"owner\",\"inputs\":[],\"outputs\":[{\"name\":\"result\",\"type\":\"address\",\"internalType\":\"address\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"ownershipHandoverExpiresAt\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[{\"name\":\"result\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"renounceOwnership\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"renounceRoles\",\"inputs\":[{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"requestOwnershipHandover\",\"inputs\":[],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"revokeRoles\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"function\",\"name\":\"rolesOf\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[{\"name\":\"roles\",\"type\":\"uint256\",\"internalType\":\"uint256\"}],\"stateMutability\":\"view\"},{\"type\":\"function\",\"name\":\"setAllowedCall\",\"inputs\":[{\"name\":\"target\",\"type\":\"address\",\"internalType\":\"address\"},{\"name\":\"selector\",\"type\":\"bytes4\",\"internalType\":\"bytes4\"},{\"name\":\"allowed\",\"type\":\"bool\",\"internalType\":\"bool\"}],\"outputs\":[],\"stateMutability\":\"nonpayable\"},{\"type\":\"function\",\"name\":\"transferOwnership\",\"inputs\":[{\"name\":\"newOwner\",\"type\":\"address\",\"internalType\":\"address\"}],\"outputs\":[],\"stateMutability\":\"payable\"},{\"type\":\"event\",\"name\":\"AllowedCallSet\",\"inputs\":[{\"name\":\"target\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"selector\",\"type\":\"bytes4\",\"indexed\":true,\"internalType\":\"bytes4\"},{\"name\":\"allowed\",\"type\":\"bool\",\"indexed\":false,\"internalType\":\"bool\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"DefaultConfLevelSet\",\"inputs\":[{\"name\":\"conf\",\"type\":\"uint8\",\"indexed\":false,\"internalType\":\"uint8\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Fulfilled\",\"inputs\":[{\"name\":\"reqId\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"callHash\",\"type\":\"bytes32\",\"indexed\":true,\"internalType\":\"bytes32\"},{\"name\":\"solvedBy\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"Initialized\",\"inputs\":[{\"name\":\"version\",\"type\":\"uint64\",\"indexed\":false,\"internalType\":\"uint64\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OmniPortalSet\",\"inputs\":[{\"name\":\"omni\",\"type\":\"address\",\"indexed\":false,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipHandoverCanceled\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipHandoverRequested\",\"inputs\":[{\"name\":\"pendingOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"OwnershipTransferred\",\"inputs\":[{\"name\":\"oldOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"newOwner\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"}],\"anonymous\":false},{\"type\":\"event\",\"name\":\"RolesUpdated\",\"inputs\":[{\"name\":\"user\",\"type\":\"address\",\"indexed\":true,\"internalType\":\"address\"},{\"name\":\"roles\",\"type\":\"uint256\",\"indexed\":true,\"internalType\":\"uint256\"}],\"anonymous\":false},{\"type\":\"error\",\"name\":\"AlreadyInitialized\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"AreadyFulfilled\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"CallFailed\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"CallNotAllowed\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"IncorrectPrereqs\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InsufficientFee\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"InvalidInitialization\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NewOwnerIsZeroAddress\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NoHandoverRequest\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"NotInitializing\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"Reentrancy\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"Unauthorized\",\"inputs\":[]},{\"type\":\"error\",\"name\":\"WrongDestChain\",\"inputs\":[]}]",
-	Bin: 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 }
 
 // SolveOutboxABI is the input ABI used to generate the binding from.
diff --git a/contracts/solve/src/SolveInbox.sol b/contracts/solve/src/SolveInbox.sol
index 49ca39fcb..cda763f87 100644
--- a/contracts/solve/src/SolveInbox.sol
+++ b/contracts/solve/src/SolveInbox.sol
@@ -7,6 +7,7 @@ import { Initializable } from "solady/src/utils/Initializable.sol";
 import { SafeTransferLib } from "solady/src/utils/SafeTransferLib.sol";
 import { XAppBase } from "core/src/pkg/XAppBase.sol";
 import { ISolveInbox } from "./interfaces/ISolveInbox.sol";
+import { IArbSys } from "./interfaces/IArbSys.sol";
 import { Solve } from "./Solve.sol";
 
 /**
@@ -47,6 +48,12 @@ contract SolveInbox is OwnableRoles, ReentrancyGuard, Initializable, XAppBase, I
      */
     uint256 internal constant SOLVER = _ROLE_0;
 
+    /**
+     * @notice Arbitrum's ArbSys precompile (0x0000000000000000000000000000000000000064)
+     * @dev Used to get Arbitrum block number.
+     */
+    address internal constant ARB_SYS = 0x0000000000000000000000000000000000000064;
+
     /**
      * @dev uint repr of last assigned request ID.
      */
@@ -63,7 +70,10 @@ contract SolveInbox is OwnableRoles, ReentrancyGuard, Initializable, XAppBase, I
     mapping(bytes32 id => Solve.Request) internal _requests;
 
     constructor() {
-        deployedAt = block.number;
+        // Must get Arbitrum block number from ArbSys precompile, block.number returns L1 block number on Arbitrum.
+        // This is a temporary fix, we need a robust way of properly setting this value when on any Arbitrum chain.
+        if (block.chainid != 42_161 && block.chainid != 421_614) deployedAt = block.number;
+        else deployedAt = IArbSys(ARB_SYS).arbBlockNumber();
         _disableInitializers();
     }
 
diff --git a/contracts/solve/src/SolveOutbox.sol b/contracts/solve/src/SolveOutbox.sol
index 46c668e50..fc64ec063 100644
--- a/contracts/solve/src/SolveOutbox.sol
+++ b/contracts/solve/src/SolveOutbox.sol
@@ -12,6 +12,7 @@ import { TypeMax } from "core/src/libraries/TypeMax.sol";
 import { Solve } from "./Solve.sol";
 
 import { ISolveInbox } from "./interfaces/ISolveInbox.sol";
+import { IArbSys } from "./interfaces/IArbSys.sol";
 
 /**
  * @title SolveOutbox
@@ -48,6 +49,12 @@ contract SolveOutbox is OwnableRoles, ReentrancyGuard, Initializable, XAppBase {
      */
     uint256 internal constant SOLVER = _ROLE_0;
 
+    /**
+     * @notice Arbitrum's ArbSys precompile (0x0000000000000000000000000000000000000064)
+     * @dev Used to get Arbitrum block number.
+     */
+    address internal constant ARB_SYS = 0x0000000000000000000000000000000000000064;
+
     /**
      * @notice Gas limit for SolveInbox.markFulfilled callback.
      */
@@ -77,7 +84,10 @@ contract SolveOutbox is OwnableRoles, ReentrancyGuard, Initializable, XAppBase {
     mapping(bytes32 callHash => bool fulfilled) public fulfilledCalls;
 
     constructor() {
-        deployedAt = block.number;
+        // Must get Arbitrum block number from ArbSys precompile, block.number returns L1 block number on Arbitrum.
+        // This is a temporary fix, we need a robust way of properly setting this value when on any Arbitrum chain.
+        if (block.chainid != 42_161 && block.chainid != 421_614) deployedAt = block.number;
+        else deployedAt = IArbSys(ARB_SYS).arbBlockNumber();
         _disableInitializers();
     }
 
diff --git a/contracts/solve/src/interfaces/IArbSys.sol b/contracts/solve/src/interfaces/IArbSys.sol
new file mode 100644
index 000000000..7904f58fc
--- /dev/null
+++ b/contracts/solve/src/interfaces/IArbSys.sol
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-3.0-only
+pragma solidity =0.8.24;
+
+/**
+ * @title IArbSys
+ * @notice Interface for Arbitrum's ArbSys precompile (0x0000000000000000000000000000000000000064)
+ * @custom:source https://github.com/OffchainLabs/nitro-contracts/blob/main/src/precompiles/ArbSys.sol
+ */
+interface IArbSys {
+    /**
+     * @notice Get Arbitrum block number (distinct from L1 block number; Arbitrum genesis block has block number 0)
+     * @return block number as int
+     */
+    function arbBlockNumber() external view returns (uint256);
+}