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 0xa0763372fee6ab6e874e1d7490f791afa1078b12e2fcdd7cb4ae9ff0a3f774ec. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9e96502e-7c4f-4c7a-8818-e4ee18647313.json and https://artists.proofprofile.net/proofs/artist/9e96502e-7c4f-4c7a-8818-e4ee18647313.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Etude Fantasy: No. 1, For the Left Hand Alone
Sure on This Shining Night: The Romantic Song in America
3 Browning Songs, Op. 44: No. 1, The Year's at the Spring
4 Songs, Op. 13: No. 3, Sure On This Shining Night. Andante
5 Shakespeare Songs: III. Sigh No More, Ladies
Songs of the Clown, Op. 29: I. Come Away, Death
Naughty Marietta: Ah! Sweet Mystery of Life
Corigliano: Violin Concerto "The Red Violin" & Phantasmagoria
The American Masters - Barber & Bates: Violin Concertos - Corigliano: Lullaby for Natalie
Milestones of a Cello Legend: Leonard Rose, Vol. 9