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 0x37c9e6cc2182ad729feadc7dfdea565a68124f086ce5153a9c83df61c2a3ae8c. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/044007d8-ba50-4cd9-a5da-346a119fd08d.json and https://artists.proofprofile.net/proofs/artist/044007d8-ba50-4cd9-a5da-346a119fd08d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Glen Road to Carrick-The Boys of Lough-The Dublin Lasses
The Black-Haired Lass-The Morning Dew-Drowsie Maggie
Foxhunter's Slip Jig-The High Road to Dublin
The Fisherman's Sorrow/The Battle Cry of Killecrankie
Infant Holy-On This Day Earth Shall Ring
Adventures of The Naked Umbrella (Original Motion Picture Soundtrack)
My Ghost of Christmas Past - Muzak Version
My Wife and My Pig/Take Me From This Place
Santa's Got a Package - Big Band Version