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 0xbe4987f6b817923701349369604dace78c3578b3d55bcc853294cb2f893a995b. Chain 2 (Bitcoin): anchored in block 953660 (2026-06-14T17:20:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/531b757d-5785-412d-8883-2be6165370dd.json and https://artists.proofprofile.net/proofs/artist/531b757d-5785-412d-8883-2be6165370dd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Other Brothers (Original Soundtrack)
Bang Bang Bang! (Original Western Soundtrack)
The Leos Sessions (Beautiful Pieces for String Quartet)
Hangry Bunnies from Mars (Original Soundtrack)
Lapins Furieux de la Planetè Rouge (Menu Theme)
The Octet Sessions: Beautiful Pieces for Choir
TerraTech (Original Game Soundtrack) [The Dave Dexter Cut]
TerraTech (Original Soundtrack) [The Dave Dexter Cut]
The Squirrel that Watched the Stars (Original Audiobook Soundtrack)