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 0x066c29f8625f0545d0eb4ce693f18e4adf530477ab85b8a48fbddf2a3363dda5. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/deb122cc-5344-4220-a51c-50bbf109b5ea.json and https://artists.proofprofile.net/proofs/artist/deb122cc-5344-4220-a51c-50bbf109b5ea.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Suite No. 2 - Danza Criolla (Piano Solo)
The World's Greatest Audiophile Vocal Recordings