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 0xea0eec953818bb846ecf1d2318b6422e85a05c1de0aae849a5029134e8db7ac7. Chain 2 (Bitcoin): anchored in block 953704 (2026-06-14T22:58:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/77b5a5ec-72eb-41b1-b2c9-95b967bc8419.json and https://artists.proofprofile.net/proofs/artist/77b5a5ec-72eb-41b1-b2c9-95b967bc8419.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Ultima data (Adrian Funk X Olix Remix Extended)
Ultima data - Adrian Funk X OLiX Remix Extended
Ultima data (Motzu & Cristi Nitzu Remix)
Ultima data - Motzu & Cristi Nitzu Remix