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 0x4d28b73748f0bd9006c0e68ed3064d231cd411134dc71da3b340b58cd9a11c1f. Chain 2 (Bitcoin): anchored in block 953596 (2026-06-14T06:21:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0a983884-0e97-45fc-b6fe-0519727de26d.json and https://artists.proofprofile.net/proofs/artist/0a983884-0e97-45fc-b6fe-0519727de26d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Christmas Story (Music From The Motion Picture)
A Christmas Story: Music From The Motion Picture
Black Christmas (Original Motion Picture Soundtrack)