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 0x215100ab645676c6139cabfd80517bf627aebe621eb42c977a1257108caed28e. Chain 2 (Bitcoin): anchored in block 953704 (2026-06-14T22:58:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7a5e544a-5f53-40bd-a3e0-dae7abcaecbc.json and https://artists.proofprofile.net/proofs/artist/7a5e544a-5f53-40bd-a3e0-dae7abcaecbc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rockstars' Daughters Have the Best Drugs
Strapped to the Rhythm (Drums of Death Version)
Strapped to the Rhythm - Drums of Death Version