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 0xe871b8c57a6702e570ea27236d0e88df28ee0fbaada5fa7d812d5362b6f8d659. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a56a089d-b34c-40b2-8a5b-f6e65fc97caf.json and https://artists.proofprofile.net/proofs/artist/a56a089d-b34c-40b2-8a5b-f6e65fc97caf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Medusa, Chapter Zero: Prologue (Original Soundtrack)
Songs of War Season 1: Part 2 (Original Animation Soundtrack)
Songs of War Season 1: Part 1 (Original Animation Soundtrack)
Songs of War Season 1: Extended Material (Original Animation Soundtrack)
SCP: Overlord (Original Motion Picture Soundtrack)
Another Day at the Office (Credits Part 2)
Starfall (Original Animation Soundtrack)
S.T.A.L.K.E.R.: Shadow of the Zone (Original Motion Picture Soundtrack)
S.T.A.L.K.E.R.: Shadow of the Zone (Demos & B-Sides)