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 0x44765b07bdc325f086b9e53873ce94b881b967f1d70bee55249ffd647b776050. 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/230db7b6-621f-48f1-80be-a0e5022c8306.json and https://artists.proofprofile.net/proofs/artist/230db7b6-621f-48f1-80be-a0e5022c8306.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hebrew Sketches, Op. 12: II. Andante con anima
Clarinet Quintet, Op. 40: I. Allegro risoluto
Clarinet Quintet, Op. 40: II. Recitativo. Andante mesto
Hebrew Sketches, Op. 12: III. Allegro moderato
Clarinet Quintet, Op. 40: III. Finale. Allegro molto
Song for the Guemara: I. Andante religioso
2 Jewish Folk Songs: I. In the Synagogue
Hebrew Fantasy: II. Most Merciful Father
Clarinet Sonata No. 2 in F Major, Op. 172: II. Andantino - Variations (Arr. for Clarinet & String Quartet)
Variations on a Prayer Motif: I. Andante
String Quartet No. 6, Op. 81b: I Allegro
String Quartet No. 12 in F Major, Op. 96, B. 179, "American": I. Allegro ma non troppo
A Guided Tour of Nationalism in the Romantic Era, Vol. 7
String Quartet No. 14 in A-Flat Major, Op. 105, B. 193: I. Adagio ma non troppo - Allegro appassionato
Terzetto in C Major, Op. 74, B. 148: I. Introduzione: Allegro ma non troppo
String Quartet No. 12 in F Major, Op. 96, B. 179 "American": I. Allegro ma non troppo
Terzetto in C Major, Op. 74, B. 148: I. Introduzione. Allegro, ma non troppo
Drobnosti (Miniatures), Op. 75a, B. 149: I. Cavatina: Moderato
String Quartet No. 12 in F Major, Op. 96, "American": III. Molto vivace
Piano Quintet in A Major, Op. 81: III. Scherzo (Furiant): Molto vivace
2 Waltzes, Op. 54, B. 105: No. 1 in A Major
String Quartet No. 8 in E Major, Op. 80, B. 57: I. Allegro
String Quartet No. 9 in D Minor, Op. 34, B. 75: III. Adagio
String Quartet No. 10 in E-Flat Major, Op. 51, B. 92: I. Allegro ma non troppo
Piano Quintet in A Major, Op. 81, B. 155: III. Scherzo (Furiant): Molto vivace
String Quartet No. 12 in F Major, Op. 96, B. 179, "American": II. Lento
A Guided Tour of the Romantic Era, Vol. 12