Counterfeit product identification system provide individual items with a unique digital identity. It can be achieved with blockchain or with traditional identifiers. In either case, core functionality include a unique identifier and traceability across the product's movements to provide transportant information across the value chain. All suppliers and manufacturers must adopt a single system, such as a blockchain platform, and use "smart tags" to track and confirm the provenance and location of each item. Tags can take a variety of forms, including security labels with unique QR codes, RFID, or subtle, deliberate physical imperfections on metallic or ceramic surfaces to create distinctive signatures. Smart tags and related marks can be applied to a single item or to a batch.
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