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 0xcd67e7b609d0bc2c4e97805ec448c3c88dabfe0699e0133a7e659ce4fc494035. 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/990d67fb-2a04-4e57-abda-254005966fc6.json and https://artists.proofprofile.net/proofs/artist/990d67fb-2a04-4e57-abda-254005966fc6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Golden Age of Light Music: Amor, Amor: Music for Romance
The Happy Wanderer (Val-De RI, Val-De Ra)
Eugen Wolff Orchestra: "Peter, macht Musik"
Mountain High, Valley Low - Remastered 2001
Dinner For One Please, James - Remastered 2001
Le Danseur de Charleston - Remastered 2001
The Dream Duet: Anna Moffo & Sergio Franchi
A Kiss in the Dark from "Orange Blossoms"
Lover, Come Back to Me from "The New Moon"
Ah! Sweet Mistery of Life from "Naughty Marietta"
Yours is my Heart Alone from "The Land of Smiles"