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 0x805affb1ca6f67947ff17e4d51f8c8e26a4a3d33aafc9339675cde8678dea786. Chain 2 (Bitcoin): anchored in block 953687 (2026-06-14T20:19:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/695e0773-55b2-4c68-ba7f-835dad6d9d25.json and https://artists.proofprofile.net/proofs/artist/695e0773-55b2-4c68-ba7f-835dad6d9d25.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Great Open Plains (Orchestral Stories & Panoramic Landscapes)
Black Spot (Original TV Series Soundtrack)
Zone blanche (Original Tv Series Soundtrack)
Zone blanche, S.2 (Bande originale de la série)
Black Spot, S.2 (Original Series Soundtrack)
On-Air Broadcast, Vol. 2 (Sports: Idents, Beds & News)
On-Air Broadcast Vol. 3 (Breaking: Idents, Beds & News)