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 0x25b455a1bc8f25b5c127f2ac5f9d8275674d9ffb07eee93bbda1c4a44c572ebe. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3cf75ffd-95d6-4e73-b876-3db1188b3deb.json and https://artists.proofprofile.net/proofs/artist/3cf75ffd-95d6-4e73-b876-3db1188b3deb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pierduta-N Rai / Lost In Heaven - original
Fara Tine Nu Exist / I'm Nothing Without You - original
Fara Tine Nu Exist / I'm Nothing Without You - chill out remix
Eu & Tu / Me & You - adi motoo remix - ra