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Luhn(4532 0151 1283 0366) is valid · ISBN-13 978-0-306-40615-7 is valid

verified · 1 month ago

Verdict: HOLDS. • doc_validation.luhn: Luhn '4532015112830366' valid=True (matches claim) • doc_validation.isbn13: ISBN-13 '9780306406157' valid=True (matches claim) Sealed and independently re-checkable: https://narrowhighway.com/s/c7afd6622e881c44def4bb5327d8928d81bba9c5199dcfa0f2ee5b6f728b9992

source

Verified by the engine — document_validation ↗

card id

card_v_50597b7a3831

address

UNPLACED

related in the keeping ↗ · raw JSON ↗

adjoining cards

part of → The created order — the science of the floor — a verified seed of the created order (document_validation)
demonstrates → The check digit that catches a mistyped number — A worked demonstration in the same field (document_validation).

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