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How do identity networks address autograph authentication?
Identity networks authenticate autographs by linking digital certificates to physical items via blockchain. Certificates contain provenance data (e.g., owner history, expert verification) stored as verifiable credentials (VCs). Collectors use NFC tags or QR codes to access the ledger, validating authenticity instantly. Tampering with the item invalidates the VC, ensuring trust. This approach combats forgeries, enhances resale value, and creates transparent marketplaces for memorabilia, aligning with industry standards for certification.