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 0xcfaf05769559b1810da7ecbff3264cce4e7940821685a196530f8cae1e908b5d. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ea8931c4-b904-4cb4-a23b-35630d99574d.json and https://artists.proofprofile.net/proofs/artist/ea8931c4-b904-4cb4-a23b-35630d99574d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Saturday Is Seven (Good Neighbour Remix)
Saturday Is Seven - Good Neighbour Remix