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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe906b5f8c973b3c17384db15b45848183bf4dcfc020da6ca2182424ab0c575f9. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/45ae20d6-dc1c-4952-a5db-4adf48a21ffd.json and https://artists.proofprofile.net/proofs/artist/45ae20d6-dc1c-4952-a5db-4adf48a21ffd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Artie Shaw & His Orchestra & Gramercy Five
Big Band- The World's Greatest Jazz Collection, Vol. 79
Big Band- The World's Greatest Jazz Collection, Vol. 80
Big Band- The World's Greatest Jazz Collection, Vol. 81
Big Band- The World's Greatest Jazz Collection, Vol. 82
Sometimes I Feel Like a Motherless Child
The Fabulous Jazz Collection (Remastered)
You Can Tell She Comes from Dixie - Remastered
Love Is Good for Anything That Ails You - Remastered