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 0x05b3c2580d7b425c5cedc38aeb03ffa0385528a326301e6fade11472bfd6cb5b. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2add31c3-aa61-4c0e-b92c-c727d496fafa.json and https://artists.proofprofile.net/proofs/artist/2add31c3-aa61-4c0e-b92c-c727d496fafa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vall D_Uixó (Valle del sol)-Concierto para guitarras y orquesta - Bonus track
ASOT 969 - A State Of Trance Episode 969