Cacá Malaquias
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    date published: 2026-07-31T15:20:15Z
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track: Chorinho Pro Calazans
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    date published: 2026-07-08T03:22:41Z
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track: Forrolins
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  by artist: Cac
  by artist: Orquestra Sinfônica do Estado de São Paulo
  in album: Orquestra Sinfônica do Estado de São Paulo e Banda Mantiqueira
    type: MusicAlbum
    date published: 2005-10-01
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  audio: Forrolins

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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

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date published: 2026-07-08T03:53:27Z

Forrolins
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