The main functions of the smart contracts are illustrated below.
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Creation of manufacturers Registering ABC Corp and XYZ Corp. Setting security certificates and verification service URLs for each company
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Creation of GTINs Creating GTINs and linking them to a verification service URL provided by ABC Corp
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Verifying SGTINs Using the blockchain discovery service and connecting to the serialization provider
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Transfer of ownership for GTINs ABC Corp initiates a transfer of ownership for GTIN 1. XYZ Corp accepts