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 0xe2c4417f31deb4e632efe573bee966176077511ca580ba61e72e10b1db236a01. Chain 2 (Bitcoin): anchored in block 953777 (2026-06-15T11:52:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ca5018e3-6a28-4046-b33b-f71cad61920a.json and https://artists.proofprofile.net/proofs/artist/ca5018e3-6a28-4046-b33b-f71cad61920a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La lueur de l'aube - Le Fléau des Vignobles Remix
...and the ambiance died in his arms (demo)
...and the ambiance died in his arms - demo