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 0xe7a527fc651e3c94d7c1456e1ad6a7a77f9475b82e1774253b7f7efa930e9a62. 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/32a3bffb-cad1-4311-8350-0d75bdf5fe16.json and https://artists.proofprofile.net/proofs/artist/32a3bffb-cad1-4311-8350-0d75bdf5fe16.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
We Should All Get Lost - High On Mars Remix