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 0x53d88b677e59eb877840c6514dff309106dd23c1c997027bf3b84b64834ea0f9. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fc5198df-5baf-4120-8879-9a719c77eafa.json and https://artists.proofprofile.net/proofs/artist/fc5198df-5baf-4120-8879-9a719c77eafa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Elemental Explorer (Original Game Soundtrack)
Stellarring (Original Trailer Soundtrack)
The Memories of a Cat (Original Game Soundtrack)
Persecution of Time (Original Trailer Soundtrack)
Persecution of Time - Original Trailer Soundtrack