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 0x5d48c0eb3b1c54a303b48d084aad589b4f534930e04430c85552a900884688a6. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/70e1ed3d-1d6d-46e5-8860-300c5755534e.json and https://artists.proofprofile.net/proofs/artist/70e1ed3d-1d6d-46e5-8860-300c5755534e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Estrela Do Mar - Turu Anasi Remix - Mixed
Bourbon Street ( Tribute to Ali Sadri ) - Mixed