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As a geographic identifier, the Bible Belt has never had precise boundaries.—Encyclopedia Britannica, 30 Apr. 2026 Each bag has an identifier carved discreetly into its interior, a number that is uniquely its own.—Mark Ellwood, Robb Report, 28 Apr. 2026 Non-fungible tokens, known as NFTs, are electronic identifiers confirming a digital collectible is real by recording the details on a digital ledger known as a blockchain.—ABC News, 28 Apr. 2026 If those centralized systems are breached – or the datasets are linked across platforms, vendors or data brokers – your face can become a sort of persistent identifier, which can be used to expose or track you.—Jonathan S. Weissman, The Conversation, 28 Apr. 2026 See All Example Sentences for identifier