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 0x9cdd1b876aab4e76383cb12bc1634702ac5674fc3d695f87c0815a6429af2e8b. 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/f5950831-b73d-43d6-8a01-ab4414fcf238.json and https://artists.proofprofile.net/proofs/artist/f5950831-b73d-43d6-8a01-ab4414fcf238.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
My Heart Will Go On (From the Film "Titanic")
I Will Always Love You (From the "The Bodyguard")
The Circle of Life (From the "The Lion King")
Ballade pour Adeline (From the "Goodbye Berlin")
Over the Rainbow (From the "The Wizard of Oz")
My It Be (From the "The Lord of the Rings")
Conquest of Paradise (From the "1492 Conquest of Paradise")
The Lonely Shepherd (From the "Kill Bill")
The House of Rising Sun (From the "The House of Rising Sun")
Don't Cry for Me Argentina (From the "Evita")
Promontory (From the "The Last of the Mohicans")
Time to Say Goodbye (From the "Timeless")