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description: thumb|180px|Luigi Rossi (1597–1653) Luigi Rossi (c. 1597 – 20 February 1653) was an Italian Baroque composer. Born in Torremaggiore, a small town near Foggia, in the ancient kingdom of Naples, at an e
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    date published: 2026-07-31T02:51:48Z
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track: L'Orfeo: "All'imperio d'Amore"
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    date published: 2026-07-08T03:22:41Z
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track: L'Orfeo: "Mio ben, teco il tormento"
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  audio: L'Orfeo: "Mio ben, teco il tormento"

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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-29T23:42:34Z

L'Orfeo: "Mio ben, teco il tormento"
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