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 0xbf46ca923d515389354e1260d315778141fd751a8e8dfa14bdcb8b827acf9624. 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/f694d84e-86ea-4145-b33b-a5661681ec66.json and https://artists.proofprofile.net/proofs/artist/f694d84e-86ea-4145-b33b-a5661681ec66.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Symphonie espagnole en ré mineur pour violon et orchestre Op.21 : I Allegro non troppo
Symphonie espagnole en ré mineur pour violon et orchestre Op.21 : II Sherzando (Allegro molto)
Symphonie espagnole en ré mineur pour violon et orchestre Op.21 : III Intermezzo (Allegro non troppo)
Symphonie espagnole en ré mineur pour violon et orchestre Op.21 : IV Andante
Symphonie espagnole en ré mineur pour violon et orchestre Op.21 : V Rondo (Allegro)
Concerto en fa majeur pour violon et orchestre Op.20 - Première partie (Andante - Allegro)
Concerto en fa majeur pour violon et orchestre Op.20 - Deuxième partie (Andantino)
Concerto en fa majeur pour violon et orchestre Op.20 - Troisième partie (Allegro con fuoco)
Franck: Violin Sonata In A Major / Debussy: Violin Sonata In G Minor / Ravel: Berceuse Sur Le Nom De Fauré; Habanera For Violin and Piano; Tzigane. Rapsodie De Concert For Violin And Piano
Sonata In A Major For Violin And Piano, M. 8: 1. Allegretto ben moderato
Sonata In A Major For Violin And Piano, M. 8: 2. Allegro- Quasi lento- Tempo 1 (Allegro)
Sonata In A Major For Violin And Piano, M. 8: 3. Recitativo - Fantasia (Ben moderato - Largamente - Molto vivace)
Sonata In A Major For Violin And Piano, M. 8: 4. Allegretto poco mosso
Sonata In G Minor For Violin & Piano, L. 140: 1. Allegro vivo
Sonata In G Minor For Violin & Piano, L. 140: 2. Intermède (Fantasque et léger)
Sonata In G Minor For Violin & Piano, L. 140: 3. Finale (Très animé)
Berceuse sur le nom de Gabriel Fauré, M.74
Vocalise-étude en forme de Habanera, M. 51 (Arr. For Violin And Piano)
Sonata in A Major for Violin and Piano, FWV 8: I. Allegretto ben moderato
Sonata in A Major for Violin and Piano, FWV 8: II. Allegro- Quasi lento- Tempo 1 (Allegro)
Sonata in A Major for Violin and Piano, FWV 8: III. Recitativo - Fantasia (Ben moderato - Largamente - Molto vivace)
Sonata in A Major for Violin and Piano, FWV 8: IV. Allegretto poco mosso
Sonata for Violin and Piano in G Minor, L. 140: I. Allegro vivo
Sonata for Violin and Piano in G Minor, L. 140: II. Intermède (Fantasque et léger)
Sonata for Violin and Piano in G Minor, L. 140: III. Finale (Très animé)
Berceuse sur le nom de Gabriel Fauré, M. 74
Violin Concerto No.1 in A minor, BWV 1041: 1. (Allegro moderato)
Sonata for Violin and Piano No.5 in F, Op.24 - "Spring": 1. Allegro
Sonata For Piano And Violin In E Minor, K.304: 1. Allegro
Violin Concerto No.1 In A Minor, BWV 1041: 2. Andante
Sonata For Piano And Violin In E Minor, K.304: 2. Tempo di minuetto
Violin Concerto No.1 in A minor, BWV 1041: 3. Allegro assai
Partita For Violin Solo No.2 In D Minor, BWV 1004: 5. Ciaccona
Sonata for Violin and Piano No.1 in G, Op.78: 1. Vivace ma non troppo
24 Caprices For Violin, Op.1, MS. 25: No. 1 In E Major
Violin Concerto In E Minor, Op.64, MWV O14: 3. Allegro non troppo - Allegro molto vivace
Violin Concerto No.1 in G minor, Op.26: 2. Adagio
24 Caprices For Violin, Op.1, MS. 25: No. 24 In A Minor
Rondo for Violin and Orchestra in B flat, K.269: Allegro
Violin Concerto No.3 In G, K.216: 1. Allegro
Violin Concerto No.3 In G, K.216: 2. Adagio
Thaïs - arr. M.P.Marsick / Acte Deux: Méditation
Violin Concerto No.3 In G, K.216: 3. Rondo (Allegro)
Andante Con Moto (Trio Pn Vl Vcl Op100 D929)
Scherzando Allegro Mode(Trio Pn Vl Vcl Op100 D929)
Allegro Moderato(Trio Pn Vl Vcl Op100 D929)
Allegro (Violin Concerto No 3 In G Major K216, Mov
Allegro (Violin Concerto No 4 In D Major K218, Mov
Allegro (Divertimento In E Flat Major K563, Moveme
Andante Cantabile (Violin Concerto No 4 In D Major
Adagio (Violin Concerto No 3 In G Major K216, Move
Adagio (Divertimento In E Flat Major K563, Movemen
Rondo (Violin Concerto No 3 In G Major K216, Movem
Rondo (Violin Concerto No 4 In D Major K218, Movem
Menuetto (Divertimento In E Flat Major K563, Movem
Allegro Aperto (Violin Concerto No 5 In A Major K2
Andante (Divertimento In E Flat Major K563, Moveme
Allegro Maestoso (Sinfonia Concertante In E Flat m
Adagio (Violin Concerto No 5 In A Major K219, Move
Menuetto (Divertimento In B Flat Major K563, Movem
Andante (Sinfonia Concertante In E Flat Major K364
Allegro (Violin Concerto No 5 In A Major K219, Mov
Adagio (Duo For Violin And Viola In B Flat Major k
Presto (Sinfonia Concertante In E Flat Major K364,
Allegro (Duo For Violin And Viola In B Flat Major
Allegro (Duo For Violin And Viola In G Major K423,
Adagio (Duo For Violin And Viola In G Major K423,
Andante Cantabile (Duo For Violin And Viola In B f
Andante Con Variazione (Duo For Violin And Viola i
Rondo Allegro (Duo For Violin And Viola In G Major
Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: I. Allegro non troppo
Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: II. Andantino quasi allegretto
Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: III. Molto moderato e maestoso - Allegro non troppo
Saint-Saëns: Introduction and Rondo capriccioso for Violin and Orchestra in A Minor, Op. 28
Fauré: Berceuse, Op. 16 (Orchestral Version)
Violin Sonata in E Flat Major, Op. 18: I. Allegro, ma non troppo
Violin Sonata in E Flat Major, Op. 18: II. Improvisation - Andante cantabile
Violin Sonata in E Flat Major, Op. 18: III. Finale - Andante, allegro
Violin Sonata in A Major: I. Allegretto ben moderato
Violin Sonata in A Major: III. Recitativo - Fantasia
Violin Sonata in A Major: IV. Allegretto poco mosso
Prelude, Fugue and Variation in B Minor, Op 18
Serenade No. 1 in D Major, Op. 11: I. Allegro molto
Serenade No. 1 in D Major, Op. 11: II. Scherzo (Allegro non troppo)
Serenade No. 1 in D Major, Op. 11: III. Adagio non troppo
Serenade No. 1 in D Major, Op. 11: IV. Menuetto I & 2
Serenade No. 1 in D Major, Op. 11: V. Scherzo (Allegro)
Serenade No. 1 in D Major, Op. 11: VI. Rondo (Allegro)
Romance No. 1 in G Major for Violin & Orchestra, Op. 40
Romance No. 2 in F Major for Violin & Orchestra, Op. 50
Beethoven: Violin Concerto, Symphony No.8 & Brahms: Sextet
Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo
String Sextet No. 1 in B-Flat Major, Op. 18: I. Allegro ma non troppo
String Sextet No. 1 in B-Flat Major, Op. 18: II. Andante, ma moderato, in D Minor
Violin Concerto in D Major, Op. 61: II. Larghetto
String Sextet No. 1 in B-Flat Major, Op. 18: III. Scherzo - Allegro molto
Violin Concerto in D Major, Op. 61: III. Rondo
Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
String Sextet No. 1 in B-Flat Major, Op. 18: IV. Rondo - Poco Allegretto e grazioso
Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
Symphony No. 8 in F Major, Op. 93: III. Tempo di Menuetto
Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
Beethoven: Violin Concerto & Symphonie No. 8: Brahms: String Sextet No. 1
Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo - Adagio
String Sextet No. 1 in B-Flat Major, Op. 18: II. Andante ma moderato
String Sextet No. 1 in B-Flat Major, Op. 18: III. Scherzo (Allegro molto)
Violin Concerto in D Major, Op. 61: III. Rondo - Allegro
String Sextet No. 1 in B-Flat Major, Op. 18: IV. Rondo: Poco allegretto e grazioso
Symphony No. 8 in F Major, Op. 93: III. Tempo di minuetto
Rondo for Violin and Orchestra in C, K.373
Adagio for Violin and Orchestra in E, K.261
Violin Concerto No. 2 in D, K.211: 1. Allegro moderato
Violin Concerto No. 2 in D, K.211: 2. Andante
Violin Concerto No. 2 in D, K.211: 3. Rondeau (Allegro)
Violin Sonata No. 1 in D Major, Op. 12, No. 1: I. Allegro con brio
Violin Sonata No. 1 in D Major, Op. 12, No. 1: II. Tema con variazioni (Andante con moto)
Violin Sonata No. 1 in D Major, Op. 12, No. 1: III. Rondo (Allegro)
Violin Sonata No. 2 in A Major, Op. 12, No. 2: I. Allegro vivace
Violin Sonata No. 2 in A Major, Op. 12, No. 2: II. Andante più tosto allegretto
Violin Sonata No. 2 in A Major, Op. 12, No. 2: III. Allegro piacevole
Violin Sonata No. 4 in A Minor, Op. 23: I. Presto
Violin Sonata No. 4 in A Minor, Op. 23: II. Andante scherzoso, più allegretto
Violin Sonata No. 4 in A Minor, Op. 23: III. Allegro molto
Sonata For Violin And Piano No. 3 in E-Flat Major, Op. 12 No. 3: I. Allegro con spirito
Sonata For Violin And Piano No. 3 in E-Flat Major, Op. 12 No. 3: II. Adagio con molt'espressione
Sonata For Violin And Piano No. 3 in E-Flat Major, Op. 12 No. 3: III. Rondo (Allegro molto)
Violin Sonata No. 8 in G Major, Op. 30, No. 3: I. Allegro assai
Violin Sonata No. 8 in G Major, Op. 30, No. 3: II. Tempo di minuetto, ma molto moderato e grazioso
Violin Sonata No. 8 in G Major, Op. 30, No. 3: III. Allegro vivace
Violin Sonata No. 5 in F Major, Op. 24 "Spring": I. Allegro
Violin Sonata No. 5 in F Major, Op. 24 "Spring": II. Adagio molto espressivo
Violin Sonata No. 5 in F Major, Op. 24 "Spring": III. Scherzo (Allegro molto)
Violin Sonata No. 5 in F Major, Op. 24 "Spring": IV. Rondo (Allegro ma non troppo)
Violin Sonata No. 9 in A Major, Op. 47 "Kreutzer": I. Adagio sostenuto - Presto
Violin Sonata No. 9 in A Major, Op. 47 "Kreutzer": II. Andante con variazioni
Violin Sonata No. 9 in A Major, Op. 47 "Kreutzer": III. Finale (Presto)
Violin Sonata No. 10 in G Major, Op. 96: I. Allegro moderato
Violin Sonata No. 10 in G Major, Op. 96: II. Adagio espressivo
Violin Sonata No. 10 in G Major, Op. 96: III. Scherzo. Allegro
Violin Sonata No. 10 in G Major, Op. 96: IV. Poco allegretto
Violin Sonata No. 6 in A Major, Op. 30 No. 1: I. Allegro
Violin Sonata No. 6 in A Major, Op. 30 No. 1: II. Adagio
Violin Sonata No. 6 in A Major, Op. 30 No. 1: III. Allegretto con variazioni
Violin Sonata No. 7 in C Minor, Op. 30 No. 2: I. Allegro con brio
Violin Sonata No. 7 in C Minor, Op. 30 No. 2: II. Adagio cantabile
Violin Sonata No. 7 in C Minor, Op. 30 No. 2: III. Scherzo (Allegro)
Violin Sonata No. 7 in C Minor, Op. 30 No. 2: IV. Finale (Allegro)
Piano Quintet in E-Flat Major, Op. 44: I. Allegro brillante
Piano Quintet in E-Flat Major, Op. 44: II. In modo d'una marcia (Un poco largamente)
Piano Quintet in E-Flat Major, Op. 44: III. Scherzo (Molto vivace)
Piano Quintet in E-Flat Major, Op. 44: IV. Allegro, ma non troppo
Sinfonia concertante for Violin, Viola and Orchestra in E flat, K.364: 1. Allegro maestoso
Sinfonia concertante for Violin, Viola and Orchestra in E flat, K.364: 2. Andante
Sinfonia concertante for Violin, Viola and Orchestra in E flat, K.364: 3. Presto
Violin Concerto No. 3 in G, K.216 - Cadenza: Eugène Ysaye: 1. Allegro
Violin Concerto No. 3 in G, K.216 - Cadenzas: Arthur Grumiaux: 2. Adagio
Violin Concerto No. 3 in G, K.216 - Cadenzas: Arthur Grumiaux: 3. Rondeau: Allegro
Violin Concerto No. 4 in D, K.218 - Cadenzas: Joseph Joachim: 1. Allegro
Violin Concerto No. 4 in D, K.218 - Cadenzas: Joseph Joachim: 2. Andante cantabile
Violin Concerto No. 4 in D, K.218: 3. Rondeau (Andante grazioso - Allegro ma non troppo)
Violin Concerto No. 5 In A, K.219: 1. Allegro aperto
Violin Concerto No. 5 in A, K.219 - Cadenza: Joseph Joachim: 2. Adagio
Violin Concerto No. 5 In A, K.219: 3. Rondeau (Tempo di minuetto)
Piano Trio in B-Flat Major, K. 502: I. Allegro
Piano Trio in B-Flat Major, K. 502: II. Larghetto
Piano Trio in B-Flat Major, K. 502: III. Allegretto
Piano Trio in G Major, K. 496: I. Allegro
Piano Trio in G Major, K. 496: II. Andante
Piano Trio in G Major, K. 496: III. Allegretto (Thema mit 6 Variationen)
Divertimento in B-Flat Major, K. 254: I. Allegro assai
Divertimento in B-Flat Major, K. 254: II. Adagio
Divertimento in B-Flat Major, K. 254: III. Rondeau (Tempo di menuetto)
Piano Trio No. 1 in B Major, Op. 8: I. Allegro con brio
Piano Trio No. 1 in B Major, Op. 8: II. Scherzo (Allegro molto)
Piano Trio No. 1 in B Major, Op. 8: III. Adagio
Piano Trio No. 1 in B Major, Op. 8: IV. Allegro
Piano Trio No. 2 in C Major, Op. 87: I. Allegro
Piano Trio No. 2 in C Major, Op. 87: II. Andante con moto
Piano Trio No. 2 in C Major, Op. 87: III. Scherzo (Presto)
Piano Trio No. 2 in C Major, Op. 87: IV. Finale (Allegro giocoso)
Sonata For Violin And Piano in F Major, Op. 8: I. Allegro con brio
Sonata For Violin And Piano in F Major, Op. 8: II. Allegretto quasi Andantino - Più vivo - Tempo I
Sonata For Violin And Piano in F Major, Op. 8: III. Allegro molto vivace
Sonata For Violin And Piano in G Major, Op. 13: I. Lento doloroso - Poco allegro - Allegro vivace
Sonata For Violin And Piano in G Major, Op. 13: II. Allegretto tranquillo
Sonata For Violin And Piano in G Major, Op. 13: III. Allegro animato
Violin Sonata No. 3, Op. 45: I. Allegro molto ed appassionato
Violin Sonata No. 3, Op. 45: II. Allegretto espressivo alla Romanza
Violin Sonata No. 3, Op. 45: III. Allegro animato
Sonata For Violin & Piano No. 1 in G Major, Op. 78: I. Vivace ma non troppo
Sonata For Violin & Piano No. 1 in G Major, Op. 78: II. Adagio
Sonata For Violin & Piano No. 1 in G Major, Op. 78: III. Allegro molto moderato
Sonata For Violin And Piano No. 2 in A Major, Op. 100: I. Allegro amabile
Sonata For Violin And Piano No. 2 in A Major, Op. 100: II. Andante tranquillo - Vivace - Andante - Vivace di più - Andante vivace
Sonata For Violin And Piano No. 2 in A Major, Op. 100: III. Allegretto grazioso (Quasi andante)
Sonata For Violin And Piano No. 3 in D Minor, Op. 108: I. Allegro
Sonata For Violin And Piano No. 3 in D Minor, Op. 108: II. Adagio
Sonata For Violin And Piano No. 3 in D Minor, Op. 108: III. Un poco presto e con sentimento
Sonata For Violin And Piano No. 3 in D Minor, Op. 108: IV. Presto agitato
Violin Sonata No. 18 in G Major, K. 301: I. Allegro con spirito
Violin Sonata No. 18 in G Major, K. 301: II. Allegro
Violin Sonata No. 21 in E Minor, K. 304: I. Allegro
Violin Sonata No. 21 in E Minor, K. 304: II. Tempo di minuetto
Violin Sonata No. 26 in B-Flat Major, K. 378: I. Allegro moderato
Violin Sonata No. 26 in B-Flat Major, K. 378: II. Andantino sostenuto e cantabile
Violin Sonata No. 26 in B-Flat Major, K. 378: III. Rondo (Allegro)
Violin Sonata No. 27 in G Major, K. 379: I. Adagio - Allegro
Violin Sonata No. 27 in G Major, K. 379: II. Thema. Andantino cantabile - Var.I-V -Allegretto
Franck & Debussy: Sonates pour violon et piano - Franck: Andantino quietoso & Duo sur des motifs de Gulistan
Debussy: Violin Sonata in G Minor, CD 148, L. 140: I. Allegro vivo
Debussy: Violin Sonata in G Minor, CD 148, L. 140: II. Intermède. Fantasque et léger
Debussy: Violin Sonata in G Minor, CD 148, L. 140: III. Finale. Très animé
Franck: Violin Sonata in A Major, FWV 8: I. Allegretto ben moderato
Franck: Violin Sonata in A Major, FWV 8: II. Allegro
Franck: Violin Sonata in A Major, FWV 8: III. Recitativo-Fantasia. Ben moderato
Franck: Violin Sonata in A Major, FWV 8: IV. Allegretto poco mosso
Franck: Andantino quietoso, Op. 6, FWV 5
Franck: Grand duo pour violon et piano sur des motifs de Gulistan, Op. 14, FWV 6
Magnard & Lekeu: Sonates pour violon et piano - Ravel: Tzigane
Lekeu: Violin Sonata in G Major: I. Très modéré - Vif et passionné
Lekeu: Violin Sonata in G Major: II. Très lent
Lekeu: Violin Sonata in G Major: III. Très animé
Magnard: Violin Sonata in G Major, Op. 13: I. Large - Animé
Magnard: Violin Sonata in G Major, Op. 13: II. Calme
Magnard: Violin Sonata in G Major, Op. 13: III. Très vif
Magnard: Violin Sonata in G Major, Op. 13: IV. Large - Animé
Mozart: Divertimento for String Trio in E-Flat Major, K. 563: III. Menuetto. Allegretto
Debussy: Clair de lune and Other Masterpieces
Violin Concerto in D Major, Op. 35: II. Canzonetta (Andante)
Violin Concerto in E Minor, Op. 64: III. Allegretto non troppo - Allegro molto vivace
Lalo: Symphonie espagnole in D Minor, Op. 21: I. Allegro non troppo
Chausson: Concert for Violin, Piano and String Quartet, Op. 21: II. Sicilienne
Violin Sonata in G Major, K. 301: I. Allegro con spirito
Violin Sonata in G Major, K. 301: II. Allegro
Violin Sonata in E Minor, K. 304: I. Allegro
Violin Sonata in E Minor, K. 304: II. Tempo di menuetto – Dolce
Violin Sonata in B-Flat Major, K. 378: I. Allegro moderato
Violin Sonata in B-Flat Major, K. 378: II. Andantino sostenuto e cantabile
Violin Sonata in B-Flat Major, K. 378: III. Rondeau. Allegro