T/CATIS 012-2022 Active

This document specifies the mechanism of time-space coding for product origin under the non-fungible digital credit system and the technical specifications for digital evidence storage technology, and gives the requirements for product coding and digital evidence storage for product origin certification information. This document is applicable to: a) The construction and application of the non-fungible digital credit system. It is used to generate codes with time and space information for products and store the codes on the blockchain, realizing the unique digital mapping of physical objects in the time-space coordinate system and preventing tampering; b) The digital evidence storage of product origin information and the origin information of storage and circulation processes, to demonstrate that the origin or the location and time of its production, storage, and logistics circulation processes are true, reliable, and traceable; c) The construction of a product credit system; d) The proof of product origin and origin declarations in the trade field; e) The generation of digital certificates during online commodity transactions; f) Providing a reference for organizations and institutions that plan to use blockchain and need to ensure the reliability of the data uploaded to the blockchain.