1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x238d6878c1f62ccbde21257542b2eb35ff0bbad0d7bc1b1c3602a9e191457e04. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a945a8d9-e580-41c1-875d-8398dbc8e896.json and https://artists.proofprofile.net/proofs/artist/a945a8d9-e580-41c1-875d-8398dbc8e896.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Somos los que Andamos (con Paquito D'Rivera)
Mi Corazon Es un Pueblo (feat. Sandra Mihanovich)
Sound Triangle Records: A Miami Cuban Funk Anthology