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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x423ce0f826fb0099be63191b17529e7d791924eb0556535b51dab4f94d37c2ab. 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/35952af1-36b3-4abd-a21f-275a99228f5f.json and https://artists.proofprofile.net/proofs/artist/35952af1-36b3-4abd-a21f-275a99228f5f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cântecul fluieraşului din feeria (Arr. Tudor)
5 Mélodies de Venise, Op. 58: 1. Mandoline
12 Études, Op. 10: 3. Tristesse (Arr. Litvinne)
The Bohemian Girl: "I dreamt I dwelt in marble halls" (Arr. Tudor)
Floresta do Amazonas, W551: 4. Melodia Sentimental, W556
Canciones clásicas españolas: 6. El vito
24 Preludes, Op. 28: No. 15 in D-Flat Major "Raindrop"
The Well-Tempered Clavier, BWV 846: No. 1, Prelude in C Major
Canon and Gigue in D Major, P. 37: I. Canon (Arr. Alexander L'Estrange)
Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2 "Moonlight": II. Allegretto
Eight Part Songs, Op. 119: No. 3, The Blue Bird
The Nutcracker Suite, Op. 71a (Arr. Pletnev): II. Andante ma non troppo "Dance of the Sugar Plum Fairy"
Variations on an Original Theme, Op. 36, "Enigma": IX. Nimrod (Adagio)
Scarborough Fair (Arr. Christopher Gabbitas)
Symphony No. 9 in E Minor, Op. 95, "From The New World": II. Largo
The Veil of the Temple, Cycle VII: VII. Mother of God
Concerto No. 4 in F Minor, Op. 8, RV. 297, “L’inverno”: II. Largo
Partita no. 4 in D Major, BWV 828M: II. Allemande
Die Verschworenen (Der häusliche Krieg), D. 787: II. Romanze
Bagatelle in A Minor, WoO 59, "Fur Elise"
Piano Concerto No. 5 in E-Flat Major, Op. 73 “Emperor”: II. Adagio un poco moto
Gianni Schicchi: O mio babbino caro (Arr. Yvar Mikhashoff)
Dido & Aeneas, Z. 626, Act III Scene 2: When I am Laid in Earth
Mass: Salve intermerata - Sanctus and Benedictus
Prelude and Fugue No. 9 in E Major, BWV 854: Praeludium
Winterreise, D. 911 "Winter Journey": V. Der Lindenbaum "The Linden Tree "
4 Romantic Pieces, B. 150: I. Allegro moderato
Piano Sonata No. 23 in F Minor, Op. 57, "Appassionata": II. Andante con moto
Ode for the Birthday of Queen Anne, HWV 74: Eternal Source of Light Divine
Violin Sonata No. 3 in C Minor, Op. 45: II. Allegretto espressivo alla Romanza
Cello Concerto In E Minor, Op. 85: I. Adagio
Four Part-Songs, Op. 53: I. There is Sweet Music
French Folksong Arrangements: VI. Il est quelqu'un sur terre
Grieg and Clara Schumann Piano Concertos
Piano Concerto in A Minor, Op. 7: I. Allegro maestoso
Piano Concerto in A Minor, Op. 7: II. Romanze. Andante non troppo con grazia
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1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84b407b4be0d6351058c759eb8ecbe22c2867c1b91b26d31e019a7f6c45a372a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ZT2omWWJQAc0jtup5gvy5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ZT2omWWJQAc0jtup5gvy5.
Piano Concerto in A Minor, Op. 7: III. Allegro non troppo
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Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato
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Piano Concerto in A Minor, Op. 16: II. Adagio
Piano Concerto in A Minor, Op. 16: III. Allegro moderato molto e marcato
Boulanger, Fauré & Messiaen: Complete Preludes, Vol. 3
9 Preludes, Op. 103: No. 1 in D-Flat Major
9 Preludes, Op. 103: No. 2 in C-Sharp Minor
9 Preludes, Op. 103: No. 6 in E-Flat Minor
Preludes for Piano: II. Chant d'extase dans un paysage triste
Preludes for Piano: III. Le nombre leger
Preludes for Piano: IV. Instants defunts
Preludes for Piano: V. Les sons impalpables du reve
Preludes for Piano: VI. Cloches d'angoisses et larmes d'adieu
Preludes for Piano: VIII. Un reflet dans le vent
The Nutcracker and I: Scene (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Miniature Overture (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Opening Act One (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: March (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: The Battle - Pas de Deux in the Snow (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Dance of the Sugar Plum Fair (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Tarantella (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Arabian Dance (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Russian Dance (Trepak) (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Chinese Dance (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Dance of the Reed Flutes (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Pas de Deux (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Waltz of the Flowers (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
The Nutcracker and I: Finale Act Two (Adapted from Piotr Ilyich Tchaikovsky's "The Nutcracker (suite), Op.71a")
Tchaikovsky: Piano Concerto No. 1 - Nutcracker Suite
Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso
Piano Concerto No. 1 in B-Flat Minor, Op. 23: II. Andantino semplice
Piano Concerto No. 1 in B-Flat Minor, Op. 23: III. Allegro con fuoco
The Nutcracker Suite, Op. 71a (Arr. Pletnev): I. Tempo di marcia viva "March"
The Nutcracker Suite, Op. 71a (Arr. Pletnev): III. Tarantella
The Nutcracker Suite, Op. 71a (Arr. Pletnev): IV. Intermezzo
The Nutcracker Suite, Op. 71a (Arr. Pletnev): V. Molto vivace "Russian Dance"
The Nutcracker Suite, Op. 71a (Arr. Pletnev): VI. Allegro moderato "Tea - Chinese Dance"
The Nutcracker Suite, Op. 71a (Arr. Pletnev): VII. Andante maestoso
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Shostakovich & Szymanowski: Complete Preludes, Vol. 2
Five Preludes for Piano: I. Allegro moderato e’scherzando
Five Preludes for Piano: III. Allegro moderato
Nine Preludes for Piano, Op. 1: I. Andante ma non troppo
Nine Preludes for Piano, Op. 1: II. Andante con moto
Nine Preludes for Piano, Op. 1: III. Andantino
Nine Preludes for Piano, Op. 1: IV. Andantino con moto
Nine Preludes for Piano, Op. 1: V. Allegro molto – impetuoso
Nine Preludes for Piano, Op. 1: VI. Lento – Mesto
Nine Preludes for Piano, Op. 1: VII. Moderato
Nine Preludes for Piano, Op. 1: VIII. Andante ma non troppo
Nine Preludes for Piano, Op. 1: IX. Lento – Mesto
24 Preludes, Op. 34: X. Moderato non troppo
24 Preludes, Op. 34: XII. Allegro non troppo
24 Preludes, Op. 34: XX. Allegretto furioso
24 Preludes, Op. 34: XXI. Allegretto poco moderato
Chopin & Dutilleux: Complete Preludes, Vol. 1
24 Preludes, Op. 28: No. 1. Agitato, C Major
24 Preludes, Op. 28: No. 2. Lento, A Minor
24 Preludes, Op. 28: No. 3. Vivace, G Major
24 Preludes, Op. 28: No. 4. Largo, E Minor
24 Preludes, Op. 28: No. 5. Molto allegro, D Major
24 Preludes, Op. 28: No. 6. Lento assai, B Minor
24 Preludes, Op. 28: No. 7. Andantino, A Major
24 Preludes, Op. 28: No. 8. Molto agitato, F-Sharp Minor
24 Preludes, Op. 28: No. 9. Largo, E Major
24 Preludes, Op. 28: No. 10. Molto allegro, C-Sharp Minor
24 Preludes, Op. 28: No. 11. Vivace, B Major
24 Preludes, Op. 28: No. 12. Presto, G-Sharp Minor
24 Preludes, Op. 28: No. 13. Lento, F-Sharp Minor
24 Preludes, Op. 28: No. 14. Allegro, E-Flat Minor
24 Preludes, Op. 28: No. 15. Sostenuto, D-Flat Minor "Raindrop Prelude"
24 Preludes, Op. 28: No. 16. Presto con fuoco, B-Flat Minor
24 Preludes, Op. 28: No. 17. Allegretto, A-Flat Major
24 Preludes, Op. 28: No. 18. Molto allegro, E-Flat Minor
24 Preludes, Op. 28: No. 19. Vivace, E-Flat Major
24 Preludes, Op. 28: No. 20. Largo, C Minor
24 Preludes, Op. 28: No. 21. Cantabile, B-Flat Major
24 Preludes, Op. 28: No. 22. Molto agitato, G Minor
24 Preludes, Op. 28: No. 23. Moderato, F Major
24 Preludes, Op. 28: No. 24. Allegro appassionato, D Minor
Trois Préludes: No. 1. D'ombre et de silence
Trois Préludes: No. 2. Sur un même accord
Trois Préludes: No. 3. Le jeu des contraires
Prelude, Op. Posth. Presto con leggierezza
Prelude, Op. 45. Sostenuto, C-Sharp Minor
Alexandra Dariescu Plays Schumann, Liszt, and Chopin
Variations on the Name Abegg, Op. 1 in F Major
Isolde's Liebestod, S. 447 - from Wagner's "Tristan und Isolde
Grande Polonaise Brillante, Op. 22: I. Andante spiananto
Grande Polonaise Brillante, Op. 22: II. Grande polonaise brillante
Grieg: Piano Concerto in A Minor, Op. 16: II. Adagio (Radio Edit)
Piano Concerto in A Minor, Op. 16: II. Adagio - Radio Edit
Grieg: Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato (Radio Edit)
Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato - Radio Edit
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C. Schumann: Piano Concerto in A Minor, Op. 7: II. Romanze. Andante non troppo con grazia (Radio Edit)
Piano Concerto in A Minor, Op. 7: II. Romanze. Andante non troppo con grazia - Radio Edit
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Chopin: 12 Études, Op. 10: 3. Tristesse (Arr. Litvinne)
Messiaen: La colombe (from Preludes for Piano)
Fauré: Prelude No. 1 in D-Flat Major, Op. 103
Tchaikovsky: Piano Concerto No. 1, I. Allegro non troppo e molto maestoso
Suite Bergamasque, L. 75: III. Claire De Lune
La Mer, L. 111: I. De l'aube à midi sur la mer
Nutcracker Suite, Op. 71a: II. Dance of The Sugar Plum Fairy
Carnival of The Animals: XIII. The Swan (Arr. for Orchestra by Richard Balcombe)
Symphony No. 8 in F Major, Op. 93: II. Allegretto Scherzando
Concerto for Flute, Harp and Orchestra in C Major, K. 299: I. Allegro
The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2 Moonlight": II. Allegretto"
Water Music Suite No. 2 in D Major, HWV 349: II. Alla Hornpipe