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 0x36cc9ce4a553128ecc783fd018946dffe6e8210095a647c819c13903a11f9d5d. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/57b795be-50a6-41fd-b269-1babb1a9067e.json and https://artists.proofprofile.net/proofs/artist/57b795be-50a6-41fd-b269-1babb1a9067e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
We Chill out in the Records54 Ibiza Lounge
Fade in 2017 (New Year's Eve Club Sounds)
Happy New Year 2017 (Best of House & Electro)