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 0xc9d4fe4f2e66ede4808907e7051bfe97fb505327ec2f2dc1cb6b30397b47b6d1. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7eb7b190-b481-42ef-a36a-43c9984b96b8.json and https://artists.proofprofile.net/proofs/artist/7eb7b190-b481-42ef-a36a-43c9984b96b8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fever Rhapsody - Nick Galemore & Gregor Trierweiler Remix
Artbridge - German Brigante Acidbreaz Mix
Ultra Summer 2 (The Best In Deep and Tropical House)