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 0x608bc3cf63131d7b424285692e6dd7008b8eecf7532d998d6e0d7aa47df6ad10. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3354e2f4-388c-43a9-a00a-bdf72f0ea827.json and https://artists.proofprofile.net/proofs/artist/3354e2f4-388c-43a9-a00a-bdf72f0ea827.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bobby Orlando Presents The Now (Digitally Remastered)
Soul Jazz Records presents PUNK 45: There's No Such Thing As Society - Get A Job, Get A Car, Get A Bed, Get Drunk! Undergeround Punk in the UK 1977-81