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 0x8f2a7e3b4fa714c6045b61c6bf1450a2611d09f8eb9470277c78fbd36fd4fe99. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2273ac00-a553-4b60-a1f6-cc59d57c5f27.json and https://artists.proofprofile.net/proofs/artist/2273ac00-a553-4b60-a1f6-cc59d57c5f27.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Elegance of Electronic Music - Bass House Edition #4