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 0x6e139120f852a8a001605e0a25552d6e249c08d5a3b1d56a6cd3e0124363fa34. Chain 2 (Bitcoin): anchored in block 953733 (2026-06-15T03:12:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/98663e76-d745-4f06-ba84-58cde13596f9.json and https://artists.proofprofile.net/proofs/artist/98663e76-d745-4f06-ba84-58cde13596f9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The First Purge (Original Motion Picture Soundtrack)
Kung Fu Panda: The Dragon Knight (Original Score)
Kung Fu Panda: The Dragon Knight (Main Theme)
The Trap (Original Motion Picture Soundtrack)
Kung Fu Panda: The Dragon Knight Series Finale Original Score