add OEP-74-DDXF DToken+Oep4

OEPS/OEP-74.mediawiki

@@ -0,0 +1,34 @@
+<pre>
+  OEP: 74
+  Title: DDXF DToken+Oep4 Standard
+  Author: lucas7788 <sishsh@163.com>
+  Type: Standard
+  Status: Draft
+  Created: 2020-08-03
+</pre>
+
+==Abstract==
+
+Sub-contract of DDXF series, a standard proposal to combine off-chain access-token (tokenization) with on-chain token (assertization). Provides support for data management, esp., the permission control. This contract is a basic version for DToken, which cannot be retransferred. For the rest DToken contracts, which support OEP4.
+
+==Motivation==
+
+Capitalize tokens on the basis of data tokenization, and use blockchain technology to realize the generation, transfer and transaction of capitalized tokens. This OEP is an OEP4-type asset support for DToken.
+
+==Specification==
+
+===Methods===
+
+
+For methods related to the DToken standard, please refer to
+[[https://github.com/ontio/OEPs/blob/master/OEPS/OEP-71.mediawiki | DToken]] and it's extensions,
+e.g.,[[https://github.com/ontio/OEPs/blob/master/OEPS/OEP-72.mediawiki | DToken+Agent+OEP-72]].
+
+
+For methods related to the OEP-4 standard, please refer to
+[[https://github.com/ontio/OEPs/blob/master/OEPS/OEP-4.mediawiki | OEP-4]]
+
+
+===Implementation===
+
+To be done