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 0xa5e23228a26b50ad49e6f182e1c4a0d38f485a1788b802cfaee4ac5643686df7. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a0bba641-a2e8-402c-ae8e-a6533e9e63ec.json and https://artists.proofprofile.net/proofs/artist/a0bba641-a2e8-402c-ae8e-a6533e9e63ec.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Black Tower Dub Hotel - Lulu Rouge Remix
The One You Left Behind - Mikael Simpson Remix