A wine product traceability anti-counterfeiting system and method based on a block chain
A blockchain and wine technology, applied in the field of wine product traceability and anti-counterfeiting system, can solve problems such as cross-selling of goods, prevent malicious secondary use, prevent vicious copying or physical transplantation, and make the transaction process safe and traceable.
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Embodiment 1
[0040] A blockchain-based alcohol product traceability and anti-counterfeiting method, the specific steps are as follows:
[0041] 1) Dealer qualification certification: The dealer applies to the manufacturer. After the application is passed, the dealer obtains the distribution point ID and the public and private key. The ID is unique and only represents the dealer. The public key is used as the dealer’s chain account, and the private key As a status symbol of a dealer, it is a reliable credential in the transaction process within the chain;
[0042] 2) Dealer order: the dealer sends an order application to the manufacturer, and creates a transaction record after the manufacturer accepts the application;
[0043] 3) The manufacturer accepts the order: if figure 1 As shown, the manufacturer receives the ordering information, and after the two parties reach an ordering agreement, use the private key to digitally sign the agreement, write the agreement into the smart contract, a...
Embodiment 2
[0050] In the case of multi-level resellers:
[0051] The method and steps of other links are the same as in Embodiment 1. If the first-level distributor needs to send alcohol products to the next-level distributor, the distributor needs to reach a directional transportation agreement with the transport unit, which clearly states that the next-level distribution After the two parties use the private key to digitally sign the ID, the agreement is written into the smart contract and sent to each node in the blockchain network, and the authority to modify the batch of information is transferred to the next dealer; and so on to the next level of distribution business;
[0052] Consumers can purchase alcohol and alcohol products from any level of distributors, scan the code to enter the traceability anti-counterfeiting system, and can see relevant information about the production and distribution process of alcohol products. After consumers decide to purchase, they complete the pay...
Embodiment 3
[0054] For online sales:
[0055] The dealer is a network agent, and the network agent can obtain the corresponding public and private keys after the application is passed through the qualification examination of the manufacturer. In other links, the online circulation and sales model is consistent with the offline one.
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