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 0xb0e8c2979c897638997f6ea31267853d54e11b44ad6abb43de5490885a14f492. Chain 2 (Bitcoin): anchored in block 953714 (2026-06-15T00:43:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/860b5c38-c219-44d2-9086-5f533717d321.json and https://artists.proofprofile.net/proofs/artist/860b5c38-c219-44d2-9086-5f533717d321.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Never Fxld [From Dark Side "Saga"] (Bonus Track)