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 0x042b5c0b28e846dc8ea316eebca52561d45715e87e93078813d6eed482fa48e4. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/61e8f046-4095-4077-ae2e-8eadd9b6f63e.json and https://artists.proofprofile.net/proofs/artist/61e8f046-4095-4077-ae2e-8eadd9b6f63e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
Mozart: 3 German Dances, K. 605: No. 3 in C Major "Die Schlittenfahrt"
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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
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Debussy: Children's Corner, CD 119, L. 113: No. 4, The Snow Is Dancing
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Purcell: King Arthur, Z. 628, Act 3: Prelude While Cold Genius Rises - Song. "What Power Art Thou"
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Glazunov: The Seasons, Op. 67, Pt. 1 "Winter": No. 3, Frost Variation
Schubert: Winterreise, Op. 89, D. 911: No. 1, Gute Nacht
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Chopin: 12 Études, Op. 25: No. 11 in A Minor "Winter Wind"
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Mendelssohn: 6 Gesänge, Op. 19a: No. 3, Winterlied, MWV K72
Schumann: Album für die Jugend, Op. 68: No. 38, Winterzeit I
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MacDowell: New England Idyls, Op. 62: III. Mid-Winter
Haydn: The Seasons, Hob. XXI:3, Winter: No. 39, Lied mit Chor. "Ein Mädchen, das auf Ehre hielt" (Hanne, Chorus)
Jarre: The Engadiner Suite for Piano Trio: III. Winter
Wolf: 6 Lieder für eine Frauenstimme: No. 5, Wiegenlied im Winter
Prokofiev: Cinderella, Op. 87, Act 1: No. 16, Winter Fairy
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Strauss, R: 5 Lieder, Op. 48: No. 4, Winterweihe
Delius: 3 Small Tone Poems: No. 2, Sleigh Ride
Tveitt: 50 Folk-Tunes from Hardanger, Op. 150: No. 37, The Long, Long Winter Night
Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
Shor: Four Seasons of Manhattan: III. Winter
Say: Art of Piano, Op. 66: III. Winter Morning in Istanbul
Lully: Isis, LWV 54: Prélude - Chœur. "L'hiver qui nous tourmente" - Récit. "Laissez-moi, cruelle Furie !" - Chœur. "Ah, quelle peine de trembler" (Chœur, Io, La Furie)
Ravel: Piano Trio in A Minor, M. 67: I. Modéré
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Hahn: Le rossignol éperdu: No. 52, Hivernale
Massenet: Année passée, Livre III "Soirs d'hiver": III. On valsait. Mouvement de valse
Piazzolla: Estaciones porteñas: IV. Invierno porteño (Arr. Assad for Guitar)
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Verdi: I vespri siciliani, Act 3: Ballabile. L'inverno
Orchestra Del Teatro Alla Scala Di Milan
Lutosławski: 5 Songs on Texts of Kazimiera Iłłakowicz: No. 3, Winter
Polish National Radio Symphony Orchestra
Tchaikovsky: Symphony No. 1, Op. 13 "Winter Daydreams": III. Scherzo. Allegro scherzando giocoso
Rimsky-Korsakov: The Snow Maiden, Act 3: Dance of the Tumblers
Elgar: 2 Part Songs, Op. 26: No. 1, The Snow
Poulenc: 7 Chansons, FP 81: No. 1, La blanche neige
Violin Concerto No. 2 "The American Four Seasons": Movement IV
Liszt: 12 Études d'exécution transcendante, S. 139: No. 12, Chasse-neige. Andante con moto
Korngold: 6 Einfache Lieder, Op. 9: No. 1, Schneeglöckchen
Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
Charpentier: Dispute de bergers, H. 484 "Il faut rire et chanter": II. Brouillards, glaçons, neige, frimas
Brahms: Symphony No. 3 in F Major, Op. 90: III. Poco allegretto
Handel: L'Allegro, il Penseroso ed il Moderato, HWV 55, Pt. 1: Air and Chorus. "Or let the merry bells" - "And young and old come"
Bonds: Songs of the Seasons: No. 2, Winter Moon
Holst: 3 Hymns for the English Hymnal: No. 1, In the Bleak Mid-Winter
Vaughan Williams: Hodie: III. Song. "It Was the Winter Wild"
The Great Cello Concertos: Dvořák, Schumann, Saint-Saëns, Elgar, Haydn...
Saint-Saëns: Cello Concerto No. 1 in A Minor, Op. 33: I. Allegro non troppo
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Saint-Saëns: Cello Concerto No. 1 in A Minor, Op. 33: II. Allegretto con moto
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Saint-Saëns: Cello Concerto No. 1 in A Minor, Op. 33: III. Allegro non troppo
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Dvořák: Cello Concerto in B Minor, Op. 104, B. 191: I. Allegro
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Dvořák: Cello Concerto in B Minor, Op. 104, B. 191: II. Adagio ma non troppo
Dvořák: Cello Concerto in B Minor, Op. 104, B. 191: III. Finale. Allegro moderato
Elgar: Cello Concerto in E Minor, Op. 85: I. Adagio - Moderato
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Elgar: Cello Concerto in E Minor, Op. 85: II. Lento - Allegro molto
Elgar: Cello Concerto in E Minor, Op. 85: III. Adagio
Elgar: Cello Concerto in E Minor, Op. 85: IV. Allegro - Moderato - Allegro ma non troppo
Haydn: Cello Concerto No. 1 in C Major, Hob. VIIb:1: I. Moderato
Haydn: Cello Concerto No. 1 in C Major, Hob. VIIb:1: II. Adagio
Haydn: Cello Concerto No. 1 in C Major, Hob. VIIb:1: III. Allegro molto
Delius: Cello Concerto: II. Con moto tranquillo -
Delius: Cello Concerto: IV. Con moto tranquillo -
Schumann: Cello Concerto in A Minor, Op. 129: I. Nicht zu schnell
Schumann: Cello Concerto in A Minor, Op. 129: II. Langsam - Etwas lebhafter - Schneller
Schumann: Cello Concerto in A Minor, Op. 129: III. Sehr lebhaft
Boccherini / Arr. Grützmacher: Cello Concerto in B-Flat Major, G. 482: I. Allegro moderato
Boccherini / Arr. Grützmacher: Cello Concerto in B-Flat Major, G. 482: II. Adagio non troppo
Boccherini / Arr. Grützmacher: Cello Concerto in B-Flat Major, G. 482: III. Rondo. Allegro
Haydn: Cello Concerto No. 2 in D Major, Hob. VIIb:2: I. Allegro moderato - Cadenza
Haydn: Cello Concerto No. 2 in D Major, Hob. VIIb:2: II. Adagio
Haydn: Cello Concerto No. 2 in D Major, Hob. VIIb:2: III. Rondo. Allegro - Cadenza
Lalo: Cello Concerto in D Minor: I. Prélude. Lento - Allegro maestoso (Live)
Lalo: Cello Concerto in D Minor: II. Intermezzo. Andantino con moto (Live)
Lalo: Cello Concerto in D Minor: III. Introduction. Andante - Allegro vivace (Live)
Monn: Cello Concerto in G Minor: I. Allegro
Monn: Cello Concerto in G Minor: II. Adagio
Monn: Cello Concerto in G Minor: III. Allegro non tanto
Strauss, R: Don Quixote, Op. 35: Introduction. Don Quixote Sinks into Madness
Strauss, R: Don Quixote, Op. 35: Theme. The Knight of the Mournful Countenance - Sancho Panza
Strauss, R: Don Quixote, Op. 35: Variation I. The Adventure with the Windmills
Strauss, R: Don Quixote, Op. 35: Variation II. The Battle with the Sheep
Strauss, R: Don Quixote, Op. 35: Variation III. Discourse Between Knight and Squire
Strauss, R: Don Quixote, Op. 35: Variation IV. The Adventure with the Pilgrims
Strauss, R: Don Quixote, Op. 35: Variation V. The Knight’s Vigil
Strauss, R: Don Quixote, Op. 35: Variation VI. The Meeting with Dulcinea
Strauss, R: Don Quixote, Op. 35: Variation VII. The Ride Through the Air
Strauss, R: Don Quixote, Op. 35: Variation VIII. The Voyage in the Enchanted Boat
Strauss, R: Don Quixote, Op. 35: Variation IX. The Combat with the Two Magicians
Strauss, R: Don Quixote, Op. 35: Variation X. The Defeat of Don Quixote
Strauss, R: Don Quixote, Op. 35: Finale. Don Quixote’s Death
La Finta Giardiniera: A Maiden's Is An Evil Plight
Charming Chloe / Lane O' The Thrushes / Love's Philosophy
Comin' Thro' The Rye / O Whistle An' I'll Come To You / Think On Me
Songs Of The Hebrides: An Eriskay Love Lilt
The Fairy Queen, Act 5: Hark! The Echoing Air
Solomon: With Thee Th'Unsheltered Moor I'd Tread
Acis And Galatea: Recit, O Didst Thou Know, Aria: As When We Dove
The Spectre's Bride: Where Are Thou, Father Dear?
The Carman's Whistle "Air and Variations", BK 36 (Arr. Grainger for Piano)
Now, Oh Now I Needs Must Part (Arr. Grainger for Piano)
Hornpipe from Water Music (Arr. Grainger for Piano)
Handelian Rhapsody (Arr. Grainger for Piano)
4 Irish Dances: I. A March-Jig "Maguire's Kick" (Arr. Grainger for Piano)
4 Irish Dances: II. A Slow Dance (Arr. Grainger for Piano)
4 Irish Dances: III. The Leprechaun's Dance (Arr. Grainger for Piano)
4 Irish Dances: IV. A Reel (Arr. Grainger for Piano)
Beautiful Fresh Flower (Arr. Grainger for Piano)
Der Rosenkavalier, Ramble on Love (Arr. Grainger for Piano)
5 Lieder, Op. 49: No. 4, Cradle Song (Arr. Grainger for Piano)
Après un rêve, Op. 7 No. 1 (Arr. Grainger for Piano)
Nell, Op. 18 No. 1 (Arr. Grainger for Piano)
Paraphrase on Tchaikovsky's Flower Waltz
The Man I Love (Arr. Grainger for Piano)
Love Walked in (Arr. Grainger for Piano)
Tribute to Foster: Lullaby (After Stephen Foster)
A Village Romeo and Juliet, Scene 1: Prelude (Sung in German)
A Village Romeo and Juliet, Scene 5: Prelude (Sung in German)
A Village Romeo and Juliet, Scene 1: Es ist zu arg (Marti, Sali, Vrenchen, Manz) [Sung in German]
A Village Romeo and Juliet, Scene 5: O, Sali, sieh nur den schönen Schnuck! (Vrenchen, Sali, Gingerbread Woman, Wheel of Fortune Woman, Showman, Merry-Go-Round Man, Shooting Gallery Man, Chor
A Village Romeo and Juliet, Scene 1: Wie rauscht der Wind (Vrenchen, Dark Fiddler, Sali, Marti, Manz) [Sung in German]
A Village Romeo and Juliet, Scene 5: Der Gang nach dem Paradiesgarten (Sung in German)
A Village Romeo and Juliet, Scene 1: Wir zwei sind wohl die einzgen Kaufer (Marti, Manz) [Sung in German]
A Village Romeo and Juliet, Scene 6: Geigenklang, Reigensang! (Vagabonds) [Sung in German]
A Village Romeo and Juliet, Scene 2: Prelude (Sung in German)
A Village Romeo and Juliet, Scene 6: So wollt Ihr wissen (Dark Fiddler) [Sung in German]
A Village Romeo and Juliet, Scene 2: Vrenchen! … Sali! (Sali, Vrenchen) [Sung in German]
A Village Romeo and Juliet, Scene 6: Die Dammrung senkt sich (Sali, Vrenchen, Dark Fiddler, Vagabonds) [Sung in German]
A Village Romeo and Juliet, Scene 3: Prelude - Sali! (Vrenchen, Sali) [Sung in German]
A Village Romeo and Juliet, Scene 6: Kommt und lebt mit uns (Dark Fiddler, Vagabonds, Slim Girl, Vrenchen, Wild Girl, Sali) [Sung in German]
A Village Romeo and Juliet, Scene 3: Ihr seid's das wusst ich wohl! (Dark Fiddler) [Sung in German]
A Village Romeo and Juliet, Scene 6: Halleo! In den Blattern weht der Wind (Bargees, Vrenchen, Sali) [Sung in German]
A Village Romeo and Juliet, Scene 3: O, Sali, mir ist bang! (Vrenchen, Sali) [Sung in German]
A Village Romeo and Juliet, Scene 6: Sieh, der Mondschein (Vrenchen, Sali, Vagabonds, Bargees) [Sung in German]
A Village Romeo and Juliet, Scene 3: Frenche Dirnel (Marti, Sali, Vrenchen) [Sung in German]
A Village Romeo and Juliet, Scene 4: Prelude (Sung in German)
A Village Romeo and Juliet, Scene 4: Ach, die Nacht bricht herein (Vrenchen, Sali) [Sung in German]
A Village Romeo and Juliet, Scene 4: Was willst Du tun? (Sali, Vrenchen) [Sung in German]
A Village Romeo and Juliet, Scene 4: Der Traum Salis und Vrenchens (Chorus) [Sung in German]
A Village Romeo and Juliet, Scene 4: Ach, es war ein Traum (Vrenchen, Sali) [Sung in German]
Elgar: Variations on an Original Theme, Op. 36 "Enigma": Theme
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Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation III. Con moto
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Mahler: Rückert Lieder: No. 2, Ich atmet' einen linden Duft!
Benjamin & Cimarosa: Oboe Concerto in C Minor: I. Introduzione. Larghetto
Handel / Arr. Hoffmann: Suite from Serse, HWV 40: II. Largo. "Ombra mai fù"
Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Thema. Chorale St. Antoni
Strauss, Johann I / Arr. Jacob : Radetzky-Marsch, Op. 228
Elgar: Introduction and Allegro, Op. 47: I. Moderato
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Vaughan Williams: Symphony No. 8 in D Minor: II. Scherzo alla marcia, per gli stromenti a vento
Tchaikovsky: Serenade for Strings in C Major, Op. 48: II. Valse. Moderato
Grieg: Suite No. 1 from Peer Gynt, Op. 46: I. Morning Mood
Elgar: Variations on an Original Theme, Op. 36 "Enigma": Variation IX. Adagio "Nimrod"
Dvorak: Serenade for Wind Instruments in D Minor, Op. 44, B. 77: I. Moderato, quasi marcia
Rubbra: Improvisations on Virginal Pieces by Giles Farnaby, Op. 50: No. 4, Loth to depart
Franck: Symphonic Variations for Piano and Orchestra, FWV 46: IV. Allegro non troppo
Vaughan Williams / Orch. Greaves: Fantasia on Greensleeves
Puccini: Madama Butterfly, Act II: "Un bel dì vedremo" (Butterfly)
Berlioz: La Damnation de Faust, Op. 24, H 111: Marche hongroise
Marcello: Oboe Concerto in D Minor: II. Adagio (Performed in C Minor)
Grieg: Piano Concerto in A Minor, Op. 16: II. Adagio
Mahler: Kindertotenlieder: No. 2, Nun seh' ich wohl, warum so dunkle Flammen
Sibelius: 2 Pieces from Kuolema, Op. 44: No. 1, Valse triste
Glazunov: Violin Concerto in A Minor, Op. 82: IV. Animando
Elgar: Pomp and Circumstance Marches, Op. 39: No. 1 in D Major
Debussy: La Mer, CD 111, L. 109: II. Jeu de vagues
Debussy: Nocturnes, CD 98, L. 91: No. 2, Fêtes
Strauss, Johann II: Die Fledermaus: Overture
Wieniawski: Violin Concerto No. 2 in D Minor, Op. 22: I. Allegro moderato
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Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
Debussy: Prélude à l’après-midi d’un faune, CD 87, L. 86
Chopin: Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza. Larghetto
J. Strauss II: An der schönen blauen Donau, Op. 314
Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam
Delius: Cello Concerto, RT VII/7: Allegramente
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2 Pieces for Small Orchestra: No. 1, On Hearing the First Cuckoo in Spring
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A Village Romeo and Juliet, Music Drama in six scenes - Arr. Beecham: The Walk To The Paradise Garden
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Five Little Pieces, RT IX/7: IV. Lullaby
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Brigg Fair (An English Rhapsody, Arr. Solo 4 Hands Piano by Grainger) - Duo-Art 74439
Idyll. Heritage Piano Music of Beethoven & Schumann
Vaughan Williams, Howells, Delius, Elgar: Music for Strings
North Country Sketches: No. 1, Autumn (The Wind Soughs in the Trees, Arr. By Philip Heseltine) - Duo-Art 7190
Horizons. Piano Music of Mozart & Chopin
2 Pieces for Small Orchestra: No. 1. On Hearing the First Cuckoo in Spring