PRODUCTS AUTHENTICITY VERIFICATION METHOD Russian patent published in 2019 - IPC G06F16/21 G06Q30/06 G06K5/02 

FIELD: testing equipment.

SUBSTANCE: invention relates to the product authenticity verification method. Method is implemented using the system containing a public blockchain type database (DB) connected to the Internet and configured to assign identifiers to the DB users; make calls of the programmed by users data management functions (smart contract), which are able to perform the following actions: in case if the product with the specified identifier is missing in the DB, add the product identifier and indicate this product identifier compliance with the manufacturer identifier; change the correspondence between the product identifier and the owner identifier in the presence of a digital signature (EDS) from the current product owner and the new owner EDS; change the correspondence between the product identifier and the owner identifier with the transactions between chain owners the specification with all of the intermediate owners correct EDS indication; add the users smart-contracts; wherein at the next product transfer, the current owner sends the signed by its signature transaction directly to the next owner, avoiding the need to make the transaction into the blockchain.

EFFECT: technical result is reduction in the transaction costs, increase in the products transferring procedure productivity.

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