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 0x9825da40bf3d51197f725840d460769f88adf30293f10c2d3923672c1b93e588. 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/5d400ddf-1755-4b91-9789-240ec3503839.json and https://artists.proofprofile.net/proofs/artist/5d400ddf-1755-4b91-9789-240ec3503839.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Casablanca: The Original Motion Picture Soundtrack
Of All The Gin Joints In All The Towns In All The World...
Medley (Die Wacht Am Rhein / La Marseillaise)
Airport Finale / Here's Looking At You, Kid
Medley (Ilsa Returns / As Time Goes By / Bitterness / Laszlo / Agitato No. 1 / Ilsa / La Marseillaise)
Medley (Laszlo / As Time Goes By / Orders / Die Wacht Am Rhein / Motor / Ilsa Returns / Telephone / Deutschland Über Alles / La Marseillaise / Plane)
Rick and Renault / The Very Thought of You
At Rick's. Arrival of Ilsa and Victor: Love for Sale
As Time Goes By / Play It Sam… Play / Avalon.
Of All the Gin Joints in the Towns in the All the World… - Piano Improvisation
War Is Declared. The Death of Charles. Dixie
Paris Montage: As Time Go By / La Marseillaise / Romance. Perfidia / Gracioso / Nazi Spy / Menace. Perfida: Dominguetz
The Escape : Escape from Atlanta the Escape / Marching Through Georgia / Dixie / Battle Hymn of the Republic
Twelve Oaks in Ruin / Scarlett Comes Home
At Ta Belle Aurore: As Time Goes By / Voice / Die Wacht am Rhein / Instructions / The Station. La Marseillaise: Ilsa Returns. Die Wacht am Rhein: Wilhelm / Scheckenburger
Ilsa Returns to Rick': Ilsa Returns / As Time Goes By Bitterness. Laszl / Agitato Nr. 1 / Asla / La Marseillaise
Ilsa Demands the Letters: Deutschland über Alles / Babble / Laszlo / Night / Die Wacht am Rhein / As Time Goes By
Rick Confronts Ilsa and Laszlo: Con Moto / Laszlo / Agitato Nr. 2 / As Time Goes By / Ilsa Returns.
Airport Finale. Here's Looking At You, Kid: Laszlo / As Time Goes By / Orders / Die Wacht am Rhein / Motor / Ilsa Returns / Telephone / Deutschland über Alles / La Marseilaise / Plane
Cello Concerto No. 2 in D Major, Op. 101, Hob. VIIb:2: III. Rondo (Arr. E. Korngold for Cello & Orchestra)