Food and drug tracing method and system based on blockchain
A blockchain and pharmaceutical technology, applied in the blockchain field, can solve problems such as irregular information collection, storage pressure on large chains, and vulnerability to central system attacks.
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[0117] It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0118] By using a food and drug supply chain modeling method, the food and drug supply chain process is described in a standardized manner, and the objects in the process are authenticated according to the process of the standardized description, and the objects that pass the verification are stored on the chain. At the same time, the traditional The blockchain storage index is improved to achieve more efficient food and drug traceability. refer to figure 1 As shown, it is a schematic diagram of a blockchain-based food and drug traceability method provided by an embodiment of the present invention.
[0119] In this embodiment, the blockchain-based food and drug traceability method includes:
[0120] S1. Determine the additional relevant information required by different types of enterprises in the food and drug supp...
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