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 0xb3de3137fb277ea4fe81547e06b9ebbf5766c2f60c8d8812b32cc43553fe0c7c. 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/0814e51e-7bef-4e65-861e-104afdbb9768.json and https://artists.proofprofile.net/proofs/artist/0814e51e-7bef-4e65-861e-104afdbb9768.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Respect yourself (Housebuilders radio mix)
All the wrong people (2000 album version)
Respect yourself (Housebuilders club mix, radio edit)
Respect yourself (Housebuilders club mix)
Undir stjörnum (From the Musical "Bíddu Bara!)
Litla hryllingsbúðin (Original Soundtrack)