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 0x6ad4d2d6c132c927615d0771813b9d1449c04bad5eed57a56137e23ebac66763. 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/2103b74c-6e73-4329-b171-dd8ce5a62858.json and https://artists.proofprofile.net/proofs/artist/2103b74c-6e73-4329-b171-dd8ce5a62858.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Shootin' Hoops - Original Mix [2015 Remaster]
Moody Groove - Original Mix [2015 Remaster]
Fifty & Then - Original Mix [2015 Remaster]