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 0x1ccb35b06d5f25a87c2445ac5b5cfbb2e043474abd72efa7d8e7d85116e2e6dc. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2cbd2105-2ae7-4cb9-9e63-47785dc50556.json and https://artists.proofprofile.net/proofs/artist/2cbd2105-2ae7-4cb9-9e63-47785dc50556.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Here and Now (Original Flashdance the Musical Cast Recording)
Damn It, Janet (From "Rocky Horror Show")
It's Beginning to Look a Lot Like Christmas