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 0xe51cca222e80cfbac6f410f514668a3b120bb9dc67aadf0bd534075c5b6eea1b. Chain 2 (Bitcoin): anchored in block 953645 (2026-06-14T14:31:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3dda5577-ff46-4e2f-8b43-87577d2040e0.json and https://artists.proofprofile.net/proofs/artist/3dda5577-ff46-4e2f-8b43-87577d2040e0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
You'll Never Know - Invaders Of Nine Remix