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 0x627c6c89b6000296fb1d45cadc9f9a26cfc522b1969868a9562faf60f651b3ab. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b1972ab6-6daa-4825-a069-93037d0e384f.json and https://artists.proofprofile.net/proofs/artist/b1972ab6-6daa-4825-a069-93037d0e384f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
MacMillan & Schubert (Wigmore Hall Live)
Fourteen Little Pictures: I. feroce, virtuoso, strepitoso eighth note = c.60 - Live
Fourteen Little Pictures: II. [decrescendo into ppp delicato] (fragile) eighth note = sixteenth note - Live
Fourteen Little Pictures: III. molto espressivo eighth note = 40-48 - Live
Fourteen Little Pictures: IV. sixteenth note = 144 sonore - Live
Fourteen Little Pictures: V. meno mosso sixteenth note = c.120 - Live
Fourteen Little Pictures: VI. very slow - Live
Fourteen Little Pictures: VII. eighth note = 40-48 (eruptive) - Live
Fourteen Little Pictures: VIII. Adagio, molto espressivo - Live
Fourteen Little Pictures: IX. eighth note = 40-48 (emphatic) - Live
Fourteen Little Pictures: X. feroce, virtuoso, strepitoso eighth note = c.60 - Live
Fourteen Little Pictures: XI. prestissimo possibile - Live
Fourteen Little Pictures: XIV. feroce, virtuoso, strepitoso eighth note = c.60 - Live
Piano Trio in E-Flat major, D. 929: I. Allegro - Live
Piano Trio in E-Flat major, D. 929: II. Andante con moto - Live
Piano Trio in E-Flat major, D. 929: III. Scherzando. Allegro moderato - Live
Piano Trio in E-Flat major, D. 929: IV. Allegro moderato - Live
Fourteen Little Pictures: I. feroce, virtuoso, strepitoso eighth note = c.60
Fourteen Little Pictures: II. [decrescendo into ppp delicato] (fragile) eighth note = sixteenth note
Fourteen Little Pictures: III. molto espressivo eighth note = 40-48
Fourteen Little Pictures: IV. sixteenth note = 144 sonore
Fourteen Little Pictures: V. meno mosso sixteenth note = c.120
Fourteen Little Pictures: VII. eighth note = 40-48 (eruptive)
Fourteen Little Pictures: VIII. Adagio, molto espressivo
Fourteen Little Pictures: IX. eighth note = 40-48 (emphatic)
Fourteen Little Pictures: X. feroce, virtuoso, strepitoso eighth note = c.60
Fourteen Little Pictures: XI. prestissimo possibile
Fourteen Little Pictures: XIV. feroce, virtuoso, strepitoso eighth note = c.60
Piano Trio No. 2 in E-Flat Major, D. 929: I. Allegro
Piano Trio No. 2 in E-Flat Major, D. 929: II. Andante con moto
Piano Trio No. 2 in E-Flat Major, D. 929: III. Allegro moderato
Piano Trio No. 2 in E-Flat Major, D. 929: III. Allegro moderato [uncut manuscript version]
Rachmaninov: Trio Élégiaque in G Minor, No. 1 - Tchaikovsky: Trio in A Minor, Op. 50
Trio in A Minor, Op. 50: I. Pezzo elegiaco, moderato assi
Trio in A Minor, Op. 50: II. Tema con variazioni, tema, andate con moto
Trio in A Minor, Op. 50: Var 2 Più mosso
Trio in A Minor, Op. 50: Var 3 Allegro moderato
Trio in A Minor, Op. 50: Var 4 L'istesso tempo
Trio in A Minor, Op. 50: Var 5 L'istesso tempo
Trio in A Minor, Op. 50: Var 6 Tempo di valse
Trio in A Minor, Op. 50: Var 7 Allegro moderato
Trio in A Minor, Op. 50: Var 8 Fuga allegro moderato
Trio in A Minor, Op. 50: Var 8 Andante flebile, ma non tanto
Trio in A Minor, Op. 50: Var 10 Tempo di mazurka
Trio in A Minor, Op. 50: Var 11 Moderato
Trio in A Minor, Op. 50: IIb. Viariazioni finale e coda, allegro risoluto e con fuoco
Trio in G Minor, Op. 26: I. Allegro moderato
Trio in G Minor, Op. 26: III. Scherzo, Presto
Trio, Op. 21: III. Allegretto scherzando
Trio in G Minor, Op. 26: IV. Allegro non tanto
Trio in F Minor, Op. 65: I. Allegro ma non troppo
Trio in E Minor, Op. 90, "Dumky": I. Lento maestoso
Trio in F Minor, Op. 65: II. Allegretto grazioso
Trio in E Minor, Op. 90, "Dumky": II. Poco adagio
Trio in F Minor, Op. 65: III. Poco adagio
Trio in E Minor, Op. 90, "Dumky": III. Andante
Trio in F Minor, Op. 65: IV. Allegro con brio
Trio in E Minor, Op. 90, "Dumky": IV. Andante moderato
Trio in E Minor, Op. 90, "Dumky": V. Allegro
Trio in E Minor, Op. 90, "Dumky": VI. Lento maestoso
Piano Trio in A Minor, Op. 150: I. Allegro
Piano Trio in A Minor, Op. 150: Lento espressivo
Piano Trio in A Minor, Op. 150: III. Allegro con brio
Trio for Violin, Cello and Piano: I. Moderato
Trio for Violin, Cello and Piano: III. Moderato con moto
Piano Trio No. 1 in D Minor, Op. 49: II. Andante con moto tranquillo
The A to Z of Classical Music (3rd Expanded Edition, 2009)
Piano Trio No. 2 in F Major, Op. 22: II. Andante con variazioni
Piano Trio No. 1 in C Major, Op. 22: I. Allegro moderato
Piano Trio No. 1 in C Major, Op. 22: II. Adagio con molto espressione
Piano Trio No. 1 in C Major, Op. 22: III. Scherzo. Allegro - Presto
Piano Trio No. 1 in C Major, Op. 22: IV. Finale. Allegro risoluto
Piano Trio No. 2 in B-Flat Major, Op. 72: I. Allegro molto moderato, ma energico
Piano Trio No. 2 in B-Flat Major, Op. 72: II. Allegro scherzando
Piano Trio No. 2 in B-Flat Major, Op. 72: III. Andante sostenuto
Piano Trio No. 2 in B-Flat Major, Op. 72: IV. Finale. Allegro giocoso
Four Fables for Clarinet and Piano Trio: I. Lento
Isotonic: Commissions for Clarinet by Burrell, Boden, Watkins & Jenkins
Four Fables for Clarinet and Piano Trio: II. Allegro
Symphony No. 3 in E-Flat Major, Op. 55 "Eroica" (Arr. J. N. Hummel for Flute & Piano Trio): I. Allegro con brio
Beethoven: Symphonies Nos. 1 & 3 (Arr. J. N. Hummel for Flute & Piano Trio)
Symphony No. 3 in E-Flat Major, Op. 55 "Eroica" (Arr. J. N. Hummel for Flute & Piano Trio): II. Marcia funebre. Adagio assai
Symphony No. 3 in E-Flat Major, Op. 55 "Eroica" (Arr. J. N. Hummel for Flute & Piano Trio): III. Scherzo. Allegro vivace
Symphony No. 3 in E-Flat Major, Op. 55 "Eroica" (Arr. J. N. Hummel for Flute & Piano Trio): IV. Finale. Allegro molto
Symphony No. 1 in C Major, Op. 21 (Arr. J. N. Hummel for Flute & Piano Trio): I. Adagio molto - Allegro con brio
Symphony No. 1 in C Major, Op. 21: II. Andante cantabile con moto (Arr. J.N. Hummel for Flute & Piano Trio)
Symphony No. 1 in C Major, Op. 21 (Arr. J. N. Hummel for Flute & Piano Trio): III. Menuetto. Allegro molto e vivace
Symphony No. 1 in C Major, Op. 21 (Arr. J. N. Hummel for Flute & Piano Trio): IV. Finale. Adagio - Allegro molto e vivace