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genre: classical piano
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album: Mendelssohn, Tchaikovsky & Grieg: Philharmonia Orchestra
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  track: Overture "A Midsummer Night's Dream", Op. 21
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  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 1 Scherzo
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  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 2. L'istesso tempo
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  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13 - English version: Song with chorus: "You spotted snakes"
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  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 5, Intermezzo
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  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 7 Notturno
  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 9 Wedding March
  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 10 a) Prologue
  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 10 b) Funeral March
  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 11 Dance of the Clowns
  track: A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13 - English version: Finale: "Though this house give glimm'ring light"
  track: Mélodie, Op. 42 No. 3
  track: Symphonic Dances, Op. 64: 1. No. 1 in G
  track: Symphonic Dances, Op. 64: 2. No. 2 in A
  track: Symphonic Dances, Op. 64: 3. No. 3 in D
  track: Symphonic Dances, Op. 64: 4. No. 4 in A minor
  track: Undina: Undina's Aria
  track: Valse-Scherzo, Op. 34
  track: Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 1. Allegro vivace
  track: Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 2. Adagio non troppo
  track: Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 3. Allegro
  track: Piano Concerto in A Minor, Op. 16: 1. Allegro molto moderato
  track: Piano Concerto in A Minor, Op. 16: 2. Adagio
  track: Piano Concerto in A Minor, Op. 16: 3. Allegro moderato molto e marcato - Quasi presto - Andante maestoso
  track: Symphony No. 4 In F Minor, Op. 36, TH.27: 1. Andante sostenuto - Moderato con anima - Moderato assai, quasi Andante - Allegro vivo
  track: Symphony No. 4 In F Minor, Op. 36, TH.27: 2. Andantino in modo di canzone
  track: Symphony No. 4 In F Minor, Op. 36, TH.27: 3. Scherzo. Pizzicato ostinato - Allegro
  track: Symphony No. 4 In F Minor, Op. 36, TH.27: 4. Finale (Allegro con fuoco)
  track: Symphony No. 5 In E Minor, Op. 64, TH.29: 1. Andante - Allegro con anima
  track: Symphony No. 5 In E Minor, Op. 64, TH.29: 2. Andante cantabile, con alcuna licenza - Moderato con anima
  track: Symphony No. 5 In E Minor, Op. 64, TH.29: 3. Valse (Allegro moderato)
  track: Symphony No. 5 In E Minor, Op. 64, TH.29: 4. Finale (Andante maestoso - Allegro vivace)
  track: Violin Concerto In D Major, Op. 35, TH.59: I. Allegro moderato
  track: Violin Concerto In D Major, Op. 35, TH.59: II. Canzonetta (Andante)
  track: Violin Concerto In D Major, Op. 35, TH.59: III. Allegro vivacissimo
  track: Manfred Symphony, Op. 58, TH.28: 1. Lento lugubre - Moderato con moto - Andante
  track: Manfred Symphony, Op. 58, TH.28: 2. Vivace con spirito
  track: Manfred Symphony, Op. 58, TH.28: 3. Andante con moto
  track: Manfred Symphony, Op. 58, TH.28: 4. Allegro con fuoco
  track: Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 1. Allegro brillante
  track: Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 2. Andante
  track: Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 3. Finale: Allegro maestoso
album: Scriabin: Mazurkas
album: Shostakovich & Prokofiev: Cello Sonatas
album: Chaminade: Songs; Chamber Music
album: Classical Summer
album: Classical Clips Vol. 2
album: Clair de Lune - Relaxing Piano Pieces
album: Back Home with the Moon
album: Chopin: Complete Mazurkas, Vol. 2
album: Grazyna Bacewicz: Piano Concerto; Concerto for Two Pianos and Orchestra; Overture; Music for Strings, Trumpets and Percussion
album: Chopin: Complete Mazurkas, Vol. 1
album: Bacewicz: Piano Works
album: Stanchinsky: Piano Works
album: Dohnanyi: Nursery Variations; Liszt: Totentanz; Rachmaninov: Paganini Rhapsody
album: Mazurkas
album: プロコフィエフ ：ピアノ・ソナタ全集、「ロメオとジュリエット」より抜粋
album: Peter Jablonski: Mussorgsky & Liszt
album: Jablonski: Peter & Patrik Two Pianos
album: Mozart: Music for Piano Duet
album: Inlife - A Selection of Classical Music Performed by Peter and Patrik Jablonski and Friends
album: Scriabin: Complete Symphonies / Piano Concerto, etc.
album: Szymanowski - Kilar
album: Grieg: Piano Sonata; Holberg Suite; Lyric Pieces
album: Tchaikovsky: Piano Concertos Nos.2 & 3
album: Scriabin: Symphony No. 2 / Piano Concerto
album: Chopin: Waltzes, etc.
album: Tchaikovsky/Grieg: Piano Concerto No. 1 in B flat minor, Op. 23/Piano Concerto in
album: Russian Piano Sonatas
album: Rachmaninov/Shostakovich/Lutoslawski: Rhapsody on a Theme of Paganini/Piano Concerto No.1/Paganini Vars
album: Gershwin: Piano Concerto/Copland: El salón Mexico, etc.
album: Schittenhelm: Valse naïve
album: Schittenhelm: Berceuse mauve
album: Chopin: Mazurka No. 47 in A minor, Op. 68/2
album: Chopin: Mazurka No. 43 in G minor, Op. 67/2
album: Shostakovich: Piano Concertos Nos.1 & 2; Symphony No.9
album: A Piano Celebration
album: A Piano Compendium
album: The Year

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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 7 Notturno
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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 9 Wedding March
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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 10 a) Prologue
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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 10 b) Funeral March
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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13: No. 11 Dance of the Clowns
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A Midsummer Night's Dream, Incidental Music, Op. 61, MWV M 13 - English version: Finale: "Though this house give glimm'ring light"
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Mélodie, Op. 42 No. 3
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Symphonic Dances, Op. 64: 1. No. 1 in G
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Symphonic Dances, Op. 64: 2. No. 2 in A
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Symphonic Dances, Op. 64: 3. No. 3 in D
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Symphonic Dances, Op. 64: 4. No. 4 in A minor
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Undina: Undina's Aria
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Valse-Scherzo, Op. 34
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Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 1. Allegro vivace
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Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 2. Adagio non troppo
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Concerto for 2 Pianos and Orchestra in E Major, MWV O 5: 3. Allegro
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Piano Concerto in A Minor, Op. 16: 1. Allegro molto moderato
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Piano Concerto in A Minor, Op. 16: 2. Adagio
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Piano Concerto in A Minor, Op. 16: 3. Allegro moderato molto e marcato - Quasi presto - Andante maestoso
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Symphony No. 4 In F Minor, Op. 36, TH.27: 1. Andante sostenuto - Moderato con anima - Moderato assai, quasi Andante - Allegro vivo
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Symphony No. 4 In F Minor, Op. 36, TH.27: 2. Andantino in modo di canzone
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subject of: OpenTimestamps Proof of Existence
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Symphony No. 4 In F Minor, Op. 36, TH.27: 3. Scherzo. Pizzicato ostinato - Allegro
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Symphony No. 4 In F Minor, Op. 36, TH.27: 4. Finale (Allegro con fuoco)
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Symphony No. 5 In E Minor, Op. 64, TH.29: 1. Andante - Allegro con anima
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Symphony No. 5 In E Minor, Op. 64, TH.29: 2. Andante cantabile, con alcuna licenza - Moderato con anima
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Symphony No. 5 In E Minor, Op. 64, TH.29: 3. Valse (Allegro moderato)
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Symphony No. 5 In E Minor, Op. 64, TH.29: 4. Finale (Andante maestoso - Allegro vivace)
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Violin Concerto In D Major, Op. 35, TH.59: I. Allegro moderato
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Violin Concerto In D Major, Op. 35, TH.59: II. Canzonetta (Andante)
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Violin Concerto In D Major, Op. 35, TH.59: III. Allegro vivacissimo
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Manfred Symphony, Op. 58, TH.28: 1. Lento lugubre - Moderato con moto - Andante
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Manfred Symphony, Op. 58, TH.28: 2. Vivace con spirito
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Manfred Symphony, Op. 58, TH.28: 3. Andante con moto
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Manfred Symphony, Op. 58, TH.28: 4. Allegro con fuoco
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Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 1. Allegro brillante
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Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 2. Andante
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Piano Concerto No. 3 in E Flat Major, Op. 75, TH.65: 3. Finale: Allegro maestoso
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Scriabin: Mazurkas
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Mazurka in F Major
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3 Pieces, Op. 2: No. 3 in C Major
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Shostakovich & Prokofiev: Cello Sonatas
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Chaminade: Songs; Chamber Music
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Villanelle: Le blé superbe est rentré
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Écrin: Tes yeux malicieux
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Espoir: Ne dis pas que l'espoir
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Chanson triste: Dans les profondes mers
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Je voudrais: Je voudrais être une fleur
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L'été: Ah, chantez, chantez
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Sérénade Espagnole, Op. 150 - Arr. by Fritz Kreisler
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Rondeau, Op. 97
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Capriccio, Op. 18
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Valse Carnavalesque, Op. 73
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Pas des Cymbales, Op. 36, No. 2
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Danse Paienne, Op. 158
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Classical Summer
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subject of: OpenTimestamps Proof of Existence
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24 Preludes, Op. 28: No. 16 in B-Flat Minor. Presto con fuoco
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Capriccio in B flat, BWV 992 "On the departure of a dear brother": 5. Allegro poco. Aria di Postiglione
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15 Three-part Inventions, BWV 787/801: No. 13 in A minor, BWV 799
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Mazurka No. 49 in A Minor Op. 68 No. 2: Lento
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subject of: OpenTimestamps Proof of Existence
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Sonata in G major, BWV1021: Vivace
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Fantasia in D Minor, K. 397 - Pt. 4
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6 Minuets K. 105 (attribution doubtful): No. 4 in G Major
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The Well-Tempered Clavier: Book 1, BWV. 846-869: Fugue in F Major, BWV. 856
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Prelude & Fugue in C Minor (Well-Tempered Clavier, Book I, No. 2), BWV 847: II. Fugue
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subject of: OpenTimestamps Proof of Existence
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Musikalische Schlittenfahrt: 6. Andante, sempre piano: Das schüttelnde Pferd
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Cantata No. 142, BWV 142 "Uns ist ein Kind Geoboren": Concerto
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subject of: OpenTimestamps Proof of Existence
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Les petits riens, K.app.10 (ballet): Gavotte joyeuse (Allegro)
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Invention No. 13 in A minor, BWV 784
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French Suite No. 6 in E Major, BWV 817: VII. Bourrée
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Das Wohltemperierte Klavier: Book 2, BWV 870-893: Fuge G-Dur, BWV 884
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Orchestral Suite No. 2 In B Minor, BWV 1067: 8. Badinerie
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Minuet in F, K.4
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subject of: OpenTimestamps Proof of Existence
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15 Inventions, BWV 772-786: 12. Invention In A Major, BWV 783
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Six German Dances, K. 567: No. 1 in B-Flat Major
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Partita No. 1 in B flat, BWV 825: 6. Menuet II
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24 Préludes, Op. 28: 16. In B Flat Minor - Live
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Waltzes, Op. 70: No. 2 in F Minor
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Flute Sonata in C Major, BWV 1033: I. Andante - Presto
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Orgelbüchlein, BWV 599-644: Wir danken dir, Herr Jesu Christ, BWV 623
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Piano Version of Ballet Music from Ascanio in Alba, K.Anh207: No. 2
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Fughetta super 'Wir glauben all'an einen Gott', BWV 681
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Nocturne No. 13 in C Minor, Op. 48 No. 1 - Pt. 1
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Symphony No. 48 in D, K.120: 2. Andante grazioso
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15 Two-part Inventions, BWV 772/786: No. 5 in E flat, BWV 776
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4 Seasons Spring: Movement 1
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Gymnopedie No 1
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Morning Mood
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explicit: false
by artist: Edvard Grieg
by artist: Gewandhausorchester
by artist: Kurt Masur
in album: Classical Clips Vol. 2
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additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf838be1460e09d289db9a3fb31e4a34dbdf2faddc30d4c1baf14637d2080ac9e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1rEmS8DOwpa1sAMAb1pix5.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/1rEmS8DOwpa1sAMAb1pix5.
  date published: 2026-07-02T03:30:09Z
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Masquerade Waltz - Excerpt
type: MusicRecording
duration: PT2M10S
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explicit: false
by artist: Aram Khachaturian
by artist: London Symphony Orchestra
by artist: Stanley Black
in album: Classical Clips Vol. 2
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isrc code: GBBBC2000157

Clair de lune
type: MusicRecording
duration: PT1M20S
duration ms: 80148
explicit: false
by artist: Claude Debussy
by artist: Pascal Rogé
in album: Classical Clips Vol. 2
  type: MusicAlbum
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Albinoni's Adagio - Excerpt
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by artist: Remo Giazotto
by artist: Stuttgart Chamber Orchestra
by artist: Karl Münchinger
in album: Classical Clips Vol. 2
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e36e250176967734810f9a4f4ae0ad94a9a19083c45a9f80392f35f8ad91ebc. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2dG7f6h1KypCi6yQHqRj9L.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/2dG7f6h1KypCi6yQHqRj9L.
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Air on a G String
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explicit: false
by artist: Johann Sebastian Bach
by artist: Stuttgart Chamber Orchestra
by artist: Karl Münchinger
in album: Classical Clips Vol. 2
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Hallelujah
type: MusicRecording
duration: PT0M40S
duration ms: 40000
explicit: false
by artist: George Frideric Handel
by artist: Bavarian Radio Symphony Orchestra
by artist: Bavarian Radio Chorus
by artist: Sir Colin Davis
in album: Classical Clips Vol. 2
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Intermezzo Sinfonico (from Raging Bull)
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by artist: BBC Concert Orchestra
by artist: Barry Wordsworth
in album: Classical Clips Vol. 2
  type: MusicAlbum
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Wedding March
type: MusicRecording
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explicit: false
by artist: Felix Mendelssohn
by artist: London Symphony Orchestra
by artist: Peter Maag
in album: Classical Clips Vol. 2
  type: MusicAlbum
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isrc code: GBF075712150

4 Seasons Spring: Movement 3
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duration ms: 41181
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by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Classical Clips Vol. 2
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isrc code: GBBBC2200609

Dance of the Sugar Plum Fairy
type: MusicRecording
duration: PT1M34S
duration ms: 94919
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Royal Concertgebouw Orchestra
by artist: Antal Doráti
in album: Classical Clips Vol. 2
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isrc code: GBBBC2200610

Blue Danube
type: MusicRecording
duration: PT3M18S
duration ms: 198466
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by artist: Johann Strauss II
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Classical Clips Vol. 2
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additional property: CopyrightStatus
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HJolkf5iarV7zzxYEhbli
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05055b8d77a4511ef288e8f1bb4a81ba7eb118243ed11fc211e2fa950524c678. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0HJolkf5iarV7zzxYEhbli.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/0HJolkf5iarV7zzxYEhbli.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0x05055b8d77a4511ef288e8f1bb4a81ba7eb118243ed11fc211e2fa950524c678","isrc":"DEF056604101","name":"Blue Danube","registered_at":"2026-06-10T02:34:06Z","spotify_id":"0HJolkf5iarV7zzxYEhbli","type":"track"}

Jazz Waltz (from Eyes Wide Shut)
type: MusicRecording
duration: PT2M39S
duration ms: 159441
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by artist: Dmitri Shostakovich
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Classical Clips Vol. 2
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isrc code: GBBBC2200611

Turkish March
type: MusicRecording
duration: PT1M3S
duration ms: 63360
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Daniel Barenboim
in album: Classical Clips Vol. 2
  type: MusicAlbum
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isrc code: DEN961601251
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59CtYb7euzz2Xv8oQdFU1N
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94e1e91a4a3985d99335b566904c6624dacb9aebaf993d37d712f01170768565. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/59CtYb7euzz2Xv8oQdFU1N.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/59CtYb7euzz2Xv8oQdFU1N.
  date published: 2026-07-08T03:20:19Z
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Waltz of the Flowers (The Nutcracker)
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duration: PT2M15S
duration ms: 135633
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Orchestre Symphonique de Montréal
by artist: Charles Dutoit
in album: Classical Clips Vol. 2
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isrc code: GBBBC2200612

New World Symphony Largo
type: MusicRecording
duration: PT2M23S
duration ms: 143837
explicit: false
by artist: Antonín Dvořák
by artist: Royal Concertgebouw Orchestra
by artist: Sir Colin Davis
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10
isrc code: GBBBC2200613

Nimrod
type: MusicRecording
duration: PT1M14S
duration ms: 74449
explicit: false
by artist: Edward Elgar
by artist: Czech Philharmonic
by artist: Leopold Stokowski
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10
isrc code: GBBBC2200614

In the Hall of the Mountain King
type: MusicRecording
duration: PT1M4S
duration ms: 64580
explicit: false
by artist: Edvard Grieg
by artist: English Chamber Orchestra
by artist: Raymond Leppard
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10
isrc code: GBBBC2200615
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T09:50:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde11b8eb42fd689aefab626e8e055e5e5f6e40dbcf9b12427ff01edda0eaad70
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2M2P1PVilOZFj91gw7czjy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2M2P1PVilOZFj91gw7czjy
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde11b8eb42fd689aefab626e8e055e5e5f6e40dbcf9b12427ff01edda0eaad70. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2M2P1PVilOZFj91gw7czjy.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/2M2P1PVilOZFj91gw7czjy.
  date published: 2026-07-02T05:09:12Z
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4 Seasons Summer
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duration: PT1M11S
duration ms: 71814
explicit: false
by artist: Antonio Vivaldi
by artist: John Holloway
by artist: Nigel North
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Classical Clips Vol. 2
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Fantasie Impromptu (Fast Piano)
type: MusicRecording
duration: PT1M17S
duration ms: 77387
explicit: false
by artist: Frédéric Chopin
by artist: Nikita Magaloff
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10
isrc code: GBBBC2200617

Toccata
type: MusicRecording
duration: PT1M13S
duration ms: 73819
explicit: false
by artist: Johann Sebastian Bach
by artist: Wolfgang Rübsam
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10

Fur Elise
type: MusicRecording
duration: PT2M56S
duration ms: 176697
explicit: false
by artist: Ludwig van Beethoven
by artist: Vladimir Ashkenazy
in album: Classical Clips Vol. 2
  type: MusicAlbum
  date published: 2022-06-10
isrc code: GBBBC2200619

Flower Duet
type: MusicRecording
duration: PT1M15S
duration ms: 75947
explicit: false
by artist: Léo Delibes
by artist: BBC Concert Orchestra
by artist: Barry Wordsworth
in album: Classical Clips Vol. 2
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  date published: 2022-06-10
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/582kxTHjj7jzMzsOxgrWfH
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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Raindrop Prelude
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Notturno
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Adagietto
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Lacrimosa
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The Can Can
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subject of: OpenTimestamps Proof of Existence
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Paganini Variation 18
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Une barque sur l'océan (from Call Me By Your Name)
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The Swan (Carnival of the Animals)
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Swan Lake (from Black Swan)
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Here Comes the Bride
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Barber's Adagio
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Ode to Joy
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Funeral March
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New World Symphony
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Queen of the Night Aria
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Dance of the Knights (The Apprentice Theme - UK)
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by artist: The Cleveland Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Pavane pour une infante defunte
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Sleeping Beauty Waltz
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by artist: Royal Concertgebouw Orchestra
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4 Seasons Autumn
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Clair de Lune - Relaxing Piano Pieces
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track: Suite bergamasque, L. 75: III. Clair de lune
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: Piano Sonata No. 11 in A Major, K. 331: 1. Theme (Andante grazioso)
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track: The Truman Show: Truman Sleeps - Short Version
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: The River Flows In You
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: Kinderszenen, Op. 15: VII. Träumerei
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OpenTimestamps Proof of Existence
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Gymnopédie No. 1. Lent et douloureux
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subject of: OpenTimestamps Proof of Existence
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Dolly, Op. 56: 1. Berceuse
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Deux Arabesques L. 66: No. 1 Andante con moto
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subject of: OpenTimestamps Proof of Existence
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Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
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subject of: OpenTimestamps Proof of Existence
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Préludes / Book 1, L.117: 8. La fille aux cheveux de lin - Live
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subject of: OpenTimestamps Proof of Existence
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
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subject of: OpenTimestamps Proof of Existence
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Waltz No. 19 in A minor, Op. posth.
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Eine kleine Nachtmusik, K.525: II. Romance: Andante (arr. piano)
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Rêverie, L. 68: Rêverie
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subject of: OpenTimestamps Proof of Existence
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Nocturne in C-Sharp Minor, KK IVa No. 16
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subject of: OpenTimestamps Proof of Existence
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Berceuse in D Flat Major, Op. 57
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subject of: OpenTimestamps Proof of Existence
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Orfeo ed Euridice, Wq. 30: Dance of the Blessed Spirits "Melody" (Arr. Sgambati for Piano)
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subject of: OpenTimestamps Proof of Existence
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Andante spianato et Grande polonaise brillante, Op. 22: Andante spianato. Tranquillo
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Canon in D Major, P.37
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subject of: OpenTimestamps Proof of Existence
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Piano Sonata No. 17 in D Major, K. 576: II. Adagio
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Bagatelle in A Minor, WoO 59 "Für Elise"
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Nocturne No. 19 in E minor, Op. 72 No. 1
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Gnossiennes: No. 1 - Lent
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subject of: OpenTimestamps Proof of Existence
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Gymnopédie No. 2. Lent et triste
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Lullaby (Wiegenlied)
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/02dv9iPzqGGWqBrst8VtmU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/02dv9iPzqGGWqBrst8VtmU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7a02abb55841034029476549c71577a55a87d5180af2c86fb11cd7e821e50823","isrc":"GBF071403130","name":"Lullaby (Wiegenlied)","registered_at":"2026-06-21T21:06:25Z","spotify_id":"02dv9iPzqGGWqBrst8VtmU","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a02abb55841034029476549c71577a55a87d5180af2c86fb11cd7e821e50823. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/02dv9iPzqGGWqBrst8VtmU.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/02dv9iPzqGGWqBrst8VtmU.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x7a02abb55841034029476549c71577a55a87d5180af2c86fb11cd7e821e50823","isrc":"GBF071403130","name":"Lullaby (Wiegenlied)","registered_at":"2026-06-21T21:06:25Z","spotify_id":"02dv9iPzqGGWqBrst8VtmU","type":"track"}

Back Home with the Moon
type: MusicAlbum
date published: 2024-04-19
track: Berceuse mauve
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114000
  explicit: false
  by artist: Christian Schittenhelm
  by artist: Peter Jablonski
  in album: Back Home with the Moon
    type: MusicAlbum
    date published: 2024-04-19
  isrc code: FRPJ01210145
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T04:47:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5a5aed2f5424730d23087bb60c2648c397ac19b0c7139cab5789c84ce82f3b6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4oUqvLm6wZvzU3EEo08vmm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4oUqvLm6wZvzU3EEo08vmm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf5a5aed2f5424730d23087bb60c2648c397ac19b0c7139cab5789c84ce82f3b6","isrc":"FRPJ01210145","name":"Berceuse mauve","registered_at":"2026-06-22T04:47:40Z","spotify_id":"4oUqvLm6wZvzU3EEo08vmm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a5aed2f5424730d23087bb60c2648c397ac19b0c7139cab5789c84ce82f3b6. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4oUqvLm6wZvzU3EEo08vmm.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/4oUqvLm6wZvzU3EEo08vmm.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xf5a5aed2f5424730d23087bb60c2648c397ac19b0c7139cab5789c84ce82f3b6","isrc":"FRPJ01210145","name":"Berceuse mauve","registered_at":"2026-06-22T04:47:40Z","spotify_id":"4oUqvLm6wZvzU3EEo08vmm","type":"track"}
track: Valse naïve
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110000
  explicit: false
  by artist: Christian Schittenhelm
  by artist: Peter Jablonski
  in album: Back Home with the Moon
    type: MusicAlbum
    date published: 2024-04-19
  isrc code: FRPJ01210152
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T06:02:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x198e7d651616959c9d8c53525b6e6f9326998c83618fcb70bbc8f3e6565dc19d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3uE0ZROiGv0w4OYwk14Z7o.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uE0ZROiGv0w4OYwk14Z7o
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x198e7d651616959c9d8c53525b6e6f9326998c83618fcb70bbc8f3e6565dc19d","isrc":"FRPJ01210152","name":"Valse naïve","registered_at":"2026-06-21T06:02:04Z","spotify_id":"3uE0ZROiGv0w4OYwk14Z7o","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x198e7d651616959c9d8c53525b6e6f9326998c83618fcb70bbc8f3e6565dc19d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uE0ZROiGv0w4OYwk14Z7o.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/3uE0ZROiGv0w4OYwk14Z7o.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x198e7d651616959c9d8c53525b6e6f9326998c83618fcb70bbc8f3e6565dc19d","isrc":"FRPJ01210152","name":"Valse naïve","registered_at":"2026-06-21T06:02:04Z","spotify_id":"3uE0ZROiGv0w4OYwk14Z7o","type":"track"}
track: Simply Yes
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196000
  explicit: false
  by artist: Christian Schittenhelm
  by artist: Peter Jablonski
  in album: Back Home with the Moon
    type: MusicAlbum
    date published: 2024-04-19
  isrc code: FRPJ02201831
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T05:56:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaba7b05d0c3213b0aa29b40afa13ac35135c3fe408a1b3f7faf6afbecbdea003
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6Y8TyDmUs2pV6ZBdOGsBI0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Y8TyDmUs2pV6ZBdOGsBI0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xaba7b05d0c3213b0aa29b40afa13ac35135c3fe408a1b3f7faf6afbecbdea003","isrc":"FRPJ02201831","name":"Simply Yes","registered_at":"2026-06-21T05:56:52Z","spotify_id":"6Y8TyDmUs2pV6ZBdOGsBI0","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaba7b05d0c3213b0aa29b40afa13ac35135c3fe408a1b3f7faf6afbecbdea003. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Y8TyDmUs2pV6ZBdOGsBI0.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/6Y8TyDmUs2pV6ZBdOGsBI0.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xaba7b05d0c3213b0aa29b40afa13ac35135c3fe408a1b3f7faf6afbecbdea003","isrc":"FRPJ02201831","name":"Simply Yes","registered_at":"2026-06-21T05:56:52Z","spotify_id":"6Y8TyDmUs2pV6ZBdOGsBI0","type":"track"}
track: Valse de rien
  type: MusicRecording
  duration: PT1M40S
  duration ms: 100000
  explicit: false
  by artist: Christian Schittenhelm
  by artist: Peter Jablonski
  in album: Back Home with the Moon
    type: MusicAlbum
    date published: 2024-04-19
  isrc code: FRPJ01202787
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T06:47:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6d8ff5b4b042fff563cd6ffd995e4646b5a5d4af1f120867056610d878dc6402
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2j5DfYSWwkDL3GJaVDiqaN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2j5DfYSWwkDL3GJaVDiqaN
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6d8ff5b4b042fff563cd6ffd995e4646b5a5d4af1f120867056610d878dc6402","isrc":"FRPJ01202787","name":"Valse de rien","registered_at":"2026-06-24T06:47:35Z","spotify_id":"2j5DfYSWwkDL3GJaVDiqaN","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d8ff5b4b042fff563cd6ffd995e4646b5a5d4af1f120867056610d878dc6402. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2j5DfYSWwkDL3GJaVDiqaN.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/2j5DfYSWwkDL3GJaVDiqaN.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x6d8ff5b4b042fff563cd6ffd995e4646b5a5d4af1f120867056610d878dc6402","isrc":"FRPJ01202787","name":"Valse de rien","registered_at":"2026-06-24T06:47:35Z","spotify_id":"2j5DfYSWwkDL3GJaVDiqaN","type":"track"}
track: Back Home with the Moon
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240000
  explicit: false
  by artist: Christian Schittenhelm
  by artist: Peter Jablonski
  in album: Back Home with the Moon
  isrc code: FRPJ02201835
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Duo
track: Roof and Sky
track: Alone
track: A Bad E Could Be the Best
track: After Me the Storm
track: Zebra Piano
track: Stellar
track: The Algot Waltz
track: Quadratures
track: Impression de lièvre
track: Poème de l'inutile
track: Levitation

Christian Schittenhelm
type: MusicGroup

Peter Jablonski
type: MusicGroup

Back Home with the Moon
type: MusicAlbum
date published: 2024-04-19

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-21T09:15:18+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe84f610dcab4f574fb8773943cc0188564722d8e80beec5f866a73035c0b4117

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/57aZRmWYEXhLiT7qJGVZ0Q.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/57aZRmWYEXhLiT7qJGVZ0Q

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe84f610dcab4f574fb8773943cc0188564722d8e80beec5f866a73035c0b4117","isrc":"FRPJ02201835","name":"Back Home with the Moon","registered_at":"2026-06-21T09:15:18Z","spotify_id":"57aZRmWYEXhLiT7qJGVZ0Q","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe84f610dcab4f574fb8773943cc0188564722d8e80beec5f866a73035c0b4117. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/57aZRmWYEXhLiT7qJGVZ0Q.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/57aZRmWYEXhLiT7qJGVZ0Q.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xe84f610dcab4f574fb8773943cc0188564722d8e80beec5f866a73035c0b4117","isrc":"FRPJ02201835","name":"Back Home with the Moon","registered_at":"2026-06-21T09:15:18Z","spotify_id":"57aZRmWYEXhLiT7qJGVZ0Q","type":"track"}

Duo
type: MusicRecording
duration: PT1M26S
duration ms: 86000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01210146
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:33:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd15b31b1fb1fdabf96de298fde5cca5d3805ec7f58b467d82cc7258625e504f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ytGFhsUUiH2ZQC4sL0rcM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ytGFhsUUiH2ZQC4sL0rcM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd15b31b1fb1fdabf96de298fde5cca5d3805ec7f58b467d82cc7258625e504f1. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ytGFhsUUiH2ZQC4sL0rcM.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/3ytGFhsUUiH2ZQC4sL0rcM.
  date published: 2026-07-02T03:30:09Z

Roof and Sky
type: MusicRecording
duration: PT2M42S
duration ms: 162000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ02201834
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:47:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2de2b17a95b0434ec926c4a8e42a742c809691190f8ed0a3020f5e973a247ec1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2ioZ4iNl58lmT6dtWL2WLs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ioZ4iNl58lmT6dtWL2WLs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2de2b17a95b0434ec926c4a8e42a742c809691190f8ed0a3020f5e973a247ec1","isrc":"FRPJ02201834","name":"Roof and Sky","registered_at":"2026-06-24T16:47:24Z","spotify_id":"2ioZ4iNl58lmT6dtWL2WLs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2de2b17a95b0434ec926c4a8e42a742c809691190f8ed0a3020f5e973a247ec1. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ioZ4iNl58lmT6dtWL2WLs.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/2ioZ4iNl58lmT6dtWL2WLs.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x2de2b17a95b0434ec926c4a8e42a742c809691190f8ed0a3020f5e973a247ec1","isrc":"FRPJ02201834","name":"Roof and Sky","registered_at":"2026-06-24T16:47:24Z","spotify_id":"2ioZ4iNl58lmT6dtWL2WLs","type":"track"}

Alone
type: MusicRecording
duration: PT3M54S
duration ms: 234000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ02201830
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:46:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98dd990284f662963560aff50595248ed5b7a3ec19033e435db96bdb270cf0da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1QHYj94iDELZYnWjzvrGhQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QHYj94iDELZYnWjzvrGhQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98dd990284f662963560aff50595248ed5b7a3ec19033e435db96bdb270cf0da. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QHYj94iDELZYnWjzvrGhQ.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/1QHYj94iDELZYnWjzvrGhQ.
  date published: 2026-07-02T05:09:12Z

A Bad E Could Be the Best
type: MusicRecording
duration: PT3M38S
duration ms: 218000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01202783
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:46:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c024719bb8b4f38c1a834e57f69fe57481af600b8ef05936b642bf463493d73
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3C7dpoeFlkGvuTQate2fEj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3C7dpoeFlkGvuTQate2fEj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5c024719bb8b4f38c1a834e57f69fe57481af600b8ef05936b642bf463493d73","isrc":"FRPJ01202783","name":"A Bad E Could Be the Best","registered_at":"2026-06-24T16:46:11Z","spotify_id":"3C7dpoeFlkGvuTQate2fEj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c024719bb8b4f38c1a834e57f69fe57481af600b8ef05936b642bf463493d73. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3C7dpoeFlkGvuTQate2fEj.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/3C7dpoeFlkGvuTQate2fEj.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x5c024719bb8b4f38c1a834e57f69fe57481af600b8ef05936b642bf463493d73","isrc":"FRPJ01202783","name":"A Bad E Could Be the Best","registered_at":"2026-06-24T16:46:11Z","spotify_id":"3C7dpoeFlkGvuTQate2fEj","type":"track"}

After Me the Storm
type: MusicRecording
duration: PT3M45S
duration ms: 225000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01202784
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:50:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36de6f6657efe54da5015f19129dbc098634cf06d7eb48a99d305bd32e8d2d2f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2Ipf8CLEPjQlW3FqhExYtV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ipf8CLEPjQlW3FqhExYtV
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x36de6f6657efe54da5015f19129dbc098634cf06d7eb48a99d305bd32e8d2d2f","isrc":"FRPJ01202784","name":"After Me the Storm","registered_at":"2026-06-23T08:50:46Z","spotify_id":"2Ipf8CLEPjQlW3FqhExYtV","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36de6f6657efe54da5015f19129dbc098634cf06d7eb48a99d305bd32e8d2d2f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Ipf8CLEPjQlW3FqhExYtV.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/2Ipf8CLEPjQlW3FqhExYtV.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x36de6f6657efe54da5015f19129dbc098634cf06d7eb48a99d305bd32e8d2d2f","isrc":"FRPJ01202784","name":"After Me the Storm","registered_at":"2026-06-23T08:50:46Z","spotify_id":"2Ipf8CLEPjQlW3FqhExYtV","type":"track"}

Zebra Piano
type: MusicRecording
duration: PT3M54S
duration ms: 234000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01202788
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:48:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4da75e5cf9959e84d8c8376472f30c751be43a4b02076f9369bbfe69dfaa792d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/74WHpyMSkTx9j3K0cWIpPC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/74WHpyMSkTx9j3K0cWIpPC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4da75e5cf9959e84d8c8376472f30c751be43a4b02076f9369bbfe69dfaa792d","isrc":"FRPJ01202788","name":"Zebra Piano","registered_at":"2026-06-22T04:48:43Z","spotify_id":"74WHpyMSkTx9j3K0cWIpPC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4da75e5cf9959e84d8c8376472f30c751be43a4b02076f9369bbfe69dfaa792d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/74WHpyMSkTx9j3K0cWIpPC.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/74WHpyMSkTx9j3K0cWIpPC.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4da75e5cf9959e84d8c8376472f30c751be43a4b02076f9369bbfe69dfaa792d","isrc":"FRPJ01202788","name":"Zebra Piano","registered_at":"2026-06-22T04:48:43Z","spotify_id":"74WHpyMSkTx9j3K0cWIpPC","type":"track"}

Stellar
type: MusicRecording
duration: PT1M18S
duration ms: 78000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01210150
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:47:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x45e1b35d7c278f297283bdf757d0e67a34b26fac2443ed264ca33dedc01d09c1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5Ehxa2lKon7hro6dFCPjFF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Ehxa2lKon7hro6dFCPjFF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45e1b35d7c278f297283bdf757d0e67a34b26fac2443ed264ca33dedc01d09c1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Ehxa2lKon7hro6dFCPjFF.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/5Ehxa2lKon7hro6dFCPjFF.
  date published: 2026-07-02T03:55:08Z

The Algot Waltz
type: MusicRecording
duration: PT3M54S
duration ms: 234000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ02201832
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:45:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f9c3f13564da5137d077f04d64d833b85490fa5b2daf5bc630ba6736adfea70
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1uGAhD7KOXtiBbFEZVVm6n.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uGAhD7KOXtiBbFEZVVm6n
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8f9c3f13564da5137d077f04d64d833b85490fa5b2daf5bc630ba6736adfea70","isrc":"FRPJ02201832","name":"The Algot Waltz","registered_at":"2026-06-23T08:45:00Z","spotify_id":"1uGAhD7KOXtiBbFEZVVm6n","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f9c3f13564da5137d077f04d64d833b85490fa5b2daf5bc630ba6736adfea70. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1uGAhD7KOXtiBbFEZVVm6n.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/1uGAhD7KOXtiBbFEZVVm6n.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8f9c3f13564da5137d077f04d64d833b85490fa5b2daf5bc630ba6736adfea70","isrc":"FRPJ02201832","name":"The Algot Waltz","registered_at":"2026-06-23T08:45:00Z","spotify_id":"1uGAhD7KOXtiBbFEZVVm6n","type":"track"}

Quadratures
type: MusicRecording
duration: PT2M50S
duration ms: 170874
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ01210149
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:46:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdbaf199fda58fbc91a832bae59fb0f95350c107ce2660dc6951a894753a620a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1YADicMcwrFNOEkkluU9RT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1YADicMcwrFNOEkkluU9RT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdbaf199fda58fbc91a832bae59fb0f95350c107ce2660dc6951a894753a620a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1YADicMcwrFNOEkkluU9RT.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/1YADicMcwrFNOEkkluU9RT.
  date published: 2026-07-02T03:55:08Z

Impression de lièvre
type: MusicRecording
duration: PT1M22S
duration ms: 82000
explicit: false
by artist: Christian Schittenhelm
by artist: Peter Jablonski
in album: Back Home with the Moon
  type: MusicAlbum
  date published: 2024-04-19
isrc code: FRPJ02201833
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:48:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8821a0740a37a9f532c531095ed3a83086419160daffeafac7ca8c318e3371c4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6UXSEyqbfjS73Id1WDasa8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UXSEyqbfjS73Id1WDasa8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8821a0740a37a9f532c531095ed3a83086419160daffeafac7ca8c318e3371c4","isrc":"FRPJ02201833","name":"Impression de lièvre","registered_at":"2026-06-23T08:48:19Z","spotify_id":"6UXSEyqbfjS73Id1WDasa8","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
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Poème de l'inutile
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Levitation
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Chopin: Complete Mazurkas, Vol. 2
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Four Mazurkas, Op. 67: Mazurka No. 42 in G major, Op. 67/1
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Four Mazurkas, Op. 67: Mazurka No. 43 in G minor, Op. 67/2
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Four Mazurkas, Op. 67: Mazurka No. 44 in C major, Op. 67/3
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Four Mazurkas, Op. 67: Mazurka No. 45 in A minor, Op. 67/4
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Four Mazurkas, Op. 68: Mazurka No. 46 in C major, Op. 68/1
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Four Mazurkas, Op. 68: Mazurka No. 47 in A minor, Op. 68/2
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Four Mazurkas, Op. 68: Mazurka No. 48 in F major, Op. 68/3
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Four Mazurkas, Op. 68: Mazurka No. 49 in F minor, Op. 68/4
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Grazyna Bacewicz: Piano Concerto; Concerto for Two Pianos and Orchestra; Overture; Music for Strings, Trumpets and Percussion
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Chopin: Complete Mazurkas, Vol. 1
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12 Sketches, Op. 1: No. 10, Con moto
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12 Sketches, Op. 1: No. 11, Allegro con spirito
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12 Sketches, Op. 1: No. 12, Presto assai
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Dohnanyi: Nursery Variations; Liszt: Totentanz; Rachmaninov: Paganini Rhapsody
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track: Variations on a Nursery Song, Op. 25: Var.3
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track: Variations on a Nursery Song, Op. 25: Var.4: Molto meno mosso (Allegretto moderato)
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track: Variations on a Nursery Song, Op. 25: Var.9: Presto - Andante rubato
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track: Totentanz, S.126. Paraphrase on "Dies Irae"for piano and orchestra
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track: Rhapsody on a Theme of Paganini, Op. 43
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track: Paganini Variations, for Piano & Orchestra
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Royal Philharmonic Orchestra
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Vladimir Ashkenazy
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Dohnanyi: Nursery Variations; Liszt: Totentanz; Rachmaninov: Paganini Rhapsody
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Mazurkas
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track: Mazurka, Op. 24: No. 1
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track: Mazurka, Op. 50: No. 1
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track: Mazurka, Op. 68: No. 1
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track: Mazurka, Op. 68: No. 4
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track: Mazurka, Op. 50: No. 1
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track: Mazurka, Op. 50: No. 2
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track: Mazurka, Op. 50: No. 3
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track: Mazurka, Op. 62: No. 1
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track: Mazurka, Op. 62: No. 2
track: Mazurka, No. 9: 'Echo from Tatra Mountains'
track: Mazurka No. 10
track: Mazurka No. 6

Mazurka, Op. 62: No. 2
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Mazurka, No. 9: 'Echo from Tatra Mountains'
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Mazurka No. 10
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Mazurka No. 6
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プロコフィエフ ：ピアノ・ソナタ全集、「ロメオとジュリエット」より抜粋
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date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 1番 ﾍ短調, 作品 1
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 5番 ﾊ長調, 作品 38: 1. Allegro tranquillo
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    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 8番 変ﾛ長調, 作品 84: 1. Andante dolce
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 2番 ﾆ短調, 作品 14: 1. Allegro, ma non troppo
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    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 5番 ﾊ長調, 作品 38: 2. Andantino
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 8番 変ﾛ長調, 作品 84: 2. Andante sognando
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 2番 ﾆ短調, 作品 14: 2. Scherzo. Allegro marcato
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 5番 ﾊ長調, 作品 38: 3. Un poco allegretto
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 8番 変ﾛ長調, 作品 84: 3. Vivace
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 2番 ﾆ短調, 作品 14: 3. Andante
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  duration: PT6M19S
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 6番 ｲ長調, 作品 82: 1. Allegro moderato
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 9番 ﾊ長調, 作品 103: 1. Allegretto
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 2番 ﾆ短調, 作品 14: 4. Vivace
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  duration: PT4M39S
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 6番 ｲ長調, 作品 82: 2. Allegretto
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  duration: PT4M44S
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 9番 ﾊ長調, 作品 103: 2. Allegro strepitoso
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  duration: PT2M48S
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track: ﾋﾟｱﾉ･ｿﾅﾀ 第 3番 ｲ短調, 作品 28 古いﾉｰﾄより
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    type: MusicAlbum
    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 6番 ｲ長調, 作品 82: 3. Tempo di valzer lentissimo
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    type: MusicAlbum
    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 9番 ﾊ長調, 作品 103: 3. Andante tranquillo
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  duration: PT8M0S
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    type: MusicAlbum
    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 4番 ﾊ短調, 作品 29 古いﾉｰﾄより: 1. Allegro molto sostenuto
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    type: MusicAlbum
    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 6番 ｲ長調, 作品 82: 4. Vivace
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    type: MusicAlbum
    date published: 1970-01-01
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 9番 ﾊ長調, 作品 103: 4. Allegro con brio, ma non troppo presto
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 4番 ﾊ短調, 作品 29 古いﾉｰﾄより: 2. Andante assai
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 1. Allegro inquieto
track: ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 修道士ﾛﾚﾝﾂｫ
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 4番 ﾊ短調, 作品 29 古いﾉｰﾄより: 3. Allegro con brio, ma non leggiere
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 2. Andante caloroso
track: ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 百合の花を持った娘たちの踊り
track: ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 3. Precipitato
track: ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 別れの前のﾛﾒｵとｼﾞｭﾘｴｯﾄ

ﾋﾟｱﾉ･ｿﾅﾀ 第 9番 ﾊ長調, 作品 103: 4. Allegro con brio, ma non troppo presto
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duration: PT5M32S
duration ms: 332466
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  date published: 1970-01-01

ﾋﾟｱﾉ･ｿﾅﾀ 第 4番 ﾊ短調, 作品 29 古いﾉｰﾄより: 2. Andante assai
type: MusicRecording
duration: PT9M30S
duration ms: 570373
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by artist: Sergei Prokofiev
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ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 1. Allegro inquieto
type: MusicRecording
duration: PT8M15S
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  type: MusicAlbum
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ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 修道士ﾛﾚﾝﾂｫ
type: MusicRecording
duration: PT2M57S
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ﾋﾟｱﾉ･ｿﾅﾀ 第 4番 ﾊ短調, 作品 29 古いﾉｰﾄより: 3. Allegro con brio, ma non leggiere
type: MusicRecording
duration: PT3M48S
duration ms: 228333
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ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 2. Andante caloroso
type: MusicRecording
duration: PT6M41S
duration ms: 401266
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  type: MusicAlbum
  date published: 1970-01-01

ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 百合の花を持った娘たちの踊り
type: MusicRecording
duration: PT2M36S
duration ms: 156173
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in album: プロコフィエフ ：ピアノ・ソナタ全集、「ロメオとジュリエット」より抜粋
  type: MusicAlbum
  date published: 1970-01-01

ﾋﾟｱﾉ･ｿﾅﾀ 第 7番 変ﾛ長調, 作品 83: 3. Precipitato
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duration: PT3M31S
duration ms: 211733
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by artist: Sergei Prokofiev
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in album: プロコフィエフ ：ピアノ・ソナタ全集、「ロメオとジュリエット」より抜粋
  type: MusicAlbum
  date published: 1970-01-01

ﾊﾞﾚｴﾛﾒｵとｼﾞｭﾘｴｯﾄからの10の小品, 作品 75より: 別れの前のﾛﾒｵとｼﾞｭﾘｴｯﾄ
type: MusicRecording
duration: PT9M12S
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in album: プロコフィエフ ：ピアノ・ソナタ全集、「ロメオとジュリエット」より抜粋
  type: MusicAlbum
  date published: 1970-01-01

Peter Jablonski: Mussorgsky & Liszt
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date published: 2006-01-01
track: Pictures at an Exhibition: Promenade
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    type: MusicAlbum
    date published: 2006-01-01
track: Pictures at an Exhibition: Gnomus
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  duration: PT2M38S
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    type: MusicAlbum
    date published: 2006-01-01
track: Pictures at an Exhibition: Promenade
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  duration: PT0M48S
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    type: MusicAlbum
    date published: 2006-01-01
track: Pictures at an Exhibition: The Old Castle
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  duration: PT4M42S
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track: Pictures at an Exhibition: Promenade
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track: Pictures at an Exhibition: Tuileries
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  duration: PT0M59S
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track: Pictures at an Exhibition: Bydlo
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  duration: PT2M56S
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track: Pictures at an Exhibition: Promenade
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track: Pictures at an Exhibition: Ballet of the unhatched chicks
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track: Pictures at an Exhibition: Samuel Goldenberg and Schmuyle
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track: Pictures at an Exhibition: Promenade
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track: Pictures at an Exhibition: The Market Place at Limonges
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track: Pictures at an Exhibition: Catacombae: Sepulchrum Romanum
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track: Pictures at an Exhibition: Cum mortuis in lingua mortua
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track: Pictures at an Exhibition: The Hut on Hen's Legs (Baba Yaga)
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track: Pictures at an Exhibition: The Great Gate of Kiev
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track: Hungarian Rhapsody No.11
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  by artist: Franz Liszt
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track: Ballade No.2
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    date published: 2006-01-01
track: Isolde's Liebestod (transcription from Wagner's opera - Tristan und Isolde)
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track: En rêve
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  by artist: Franz Liszt
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Jablonski: Peter & Patrik Two Pianos
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date published: 2006-01-01
track: Ouverture
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  duration: PT3M58S
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  by artist: Frank Martin
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    type: MusicAlbum
    date published: 2006-01-01
track: Foxtrot
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  by artist: Frank Martin
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    type: MusicAlbum
    date published: 2006-01-01
track: Partita
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  duration: PT13M2S
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  by artist: Arthur Honegger
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Introduction
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  duration: PT3M22S
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Les Augurs printaniers; Danses des adolescentes (The Augurs of Spring; Dancers of
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  duration: PT3M8S
  duration ms: 188893
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Jeu du Rapt (Ritual of Abduction)
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  duration: PT1M16S
  duration ms: 76933
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Rondes Printanières (Spring Rounds)
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  duration: PT3M24S
  duration ms: 204906
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Jeux des Cités rivales (Ritual of the rival tribes)
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  duration: PT1M45S
  duration ms: 105093
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Cortège du Sage (Procession of the Sage)
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  duration: PT1M1S
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Première Partie L'Adoration de la Terre (Adoration of the Earth): Danse de la Terre (Dance of the Earth)
  type: MusicRecording
  duration: PT1M13S
  duration ms: 73666
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): Introduction; La Nuit (Night)
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286333
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): Cercles mystérieux des adolescentes (Mystic circles of young girls)
  type: MusicRecording
  duration: PT2M36S
  duration ms: 156626
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): La danse s'interrimpt. L'une des adolescentes est designée par le sort pour accompir le sacrifice jusq
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  duration: PT0M21S
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice)
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  duration: PT1M30S
  duration ms: 90240
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): Evocation des ancêstres. (Evocation of the ancestors)
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  duration: PT0M45S
  duration ms: 45266
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): Action rituelle des ancêstres. (Ritual action of the ancestors)
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220360
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01
track: Le Sacre du Printemps (The Rite of Spring). Seconde Partie Le Sacrifice (The Sacrifice): Danse sacrale - L'élue (Sacrificial Dance - The chosen one)
  type: MusicRecording
  duration: PT4M50S
  duration ms: 290666
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  by artist: Igor Stravinsky
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    type: MusicAlbum
    date published: 2006-01-01

Mozart: Music for Piano Duet
type: MusicAlbum
date published: 1970-01-01
track: Sonata in C Major, K521
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  duration: PT8M45S
  duration ms: 525653
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  by artist: Wolfgang Amadeus Mozart
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    type: MusicAlbum
    date published: 1970-01-01
track: Sonata in C Major, K521
  type: MusicRecording
  duration: PT7M31S
  duration ms: 451573
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  by artist: Wolfgang Amadeus Mozart
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    type: MusicAlbum
    date published: 1970-01-01
track: Sonata in C Major, K521
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  duration: PT8M9S
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  by artist: Wolfgang Amadeus Mozart
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    type: MusicAlbum
    date published: 1970-01-01
track: Sonata In D Major, K381
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  duration: PT3M18S
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  by artist: Wolfgang Amadeus Mozart
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Inlife - A Selection of Classical Music Performed by Peter and Patrik Jablonski and Friends
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Scriabin: Complete Symphonies / Piano Concerto, etc.
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track: Symphony No. 3 in C minor, Op. 43 - "Le Poème Divin": 3. Jeu Divin (Allegro - vivo - allegro)
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track: Piano Concerto in F sharp minor, Op. 20: 1. Allegro
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track: Le Poème de l'Extase, Op.54
track: Promethée - Le Poème du Feu, Op. 60
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Le Poème de l'Extase, Op.54
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Promethée - Le Poème du Feu, Op. 60
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Piano Concerto in F sharp minor, Op. 20: 2. Andante
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Piano Concerto in F sharp minor, Op. 20: 3. Allegro
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Szymanowski - Kilar
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Grieg: Piano Sonata; Holberg Suite; Lyric Pieces
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Tchaikovsky: Piano Concertos Nos.2 & 3
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Scriabin: Symphony No. 2 / Piano Concerto
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Chopin: Waltzes, etc.
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    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32d275a69acad8e380b1beec53f9a1cc5c8fa71705b298d5551cc7675b4b06f4. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/70bA0O8pEDw3EnLu8MvGSB.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/70bA0O8pEDw3EnLu8MvGSB.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x32d275a69acad8e380b1beec53f9a1cc5c8fa71705b298d5551cc7675b4b06f4","isrc":"GBF079540804","name":"Waltz No. 4 in F, Op. 34 No. 3","registered_at":"2026-06-25T07:17:03Z","spotify_id":"70bA0O8pEDw3EnLu8MvGSB","type":"track"}
track: Waltz No. 5 in A flat, Op. 42 - "Grande valse"
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222506
  explicit: false
  by artist: Frédéric Chopin
  by artist: Peter Jablonski
  in album: Chopin: Waltzes, etc.
  isrc code: GBF079540805
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Waltz No. 6 in D flat, Op. 64 No. 1 -"Minute"
track: Waltz No. 7 in C sharp minor, Op. 64 No. 2
track: Waltz No. 8 in A flat, Op. 64 No. 3
track: Waltz No. 9 in A flat, Op. 69 No. 1 -"Farewell"
track: Waltz No. 10 in B minor, Op. 69 No. 2
track: Waltz No. 11 in G flat, Op. 70 No. 1
track: Waltz No. 12 in F minor/A flat, Op. 70 No. 2
track: Waltz No. 13 in D flat, Op. 70 No. 3
track: Waltz No. 16 in A flat, Op. posth.
track: Waltz No. 15 in E, Op. posth.
track: Waltz No. 14 in E minor, Op. posth.
track: Waltz No. 18 in E flat, Op. posth.
track: Waltz No. 17 in E flat, Op. posth.
track: Polonaise No. 6 in A flat, Op. 53 -"Heroic"
track: Nocturne No. 20 In C Sharp Minor Opus Posth.

Frédéric Chopin
type: MusicGroup

Peter Jablonski
type: MusicGroup

Chopin: Waltzes, etc.
type: MusicAlbum
date published: 1995-01-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-25T18:36:44+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x57eefd50bed2bfcc060da754d01ed5ed060a57375e63367e8078ac524205fdce

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1YCEptbOaM9Z8E9cnIX8o1.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1YCEptbOaM9Z8E9cnIX8o1

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x57eefd50bed2bfcc060da754d01ed5ed060a57375e63367e8078ac524205fdce","isrc":"GBF079540805","name":"Waltz No. 5 in A flat, Op. 42 - \"Grande valse\"","registered_at":"2026-06-25T18:36:44Z","spotify_id":"1YCEptbOaM9Z8E9cnIX8o1","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57eefd50bed2bfcc060da754d01ed5ed060a57375e63367e8078ac524205fdce. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1YCEptbOaM9Z8E9cnIX8o1.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/1YCEptbOaM9Z8E9cnIX8o1.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x57eefd50bed2bfcc060da754d01ed5ed060a57375e63367e8078ac524205fdce","isrc":"GBF079540805","name":"Waltz No. 5 in A flat, Op. 42 - \"Grande valse\"","registered_at":"2026-06-25T18:36:44Z","spotify_id":"1YCEptbOaM9Z8E9cnIX8o1","type":"track"}

Waltz No. 6 in D flat, Op. 64 No. 1 -"Minute"
type: MusicRecording
duration: PT1M29S
duration ms: 89666
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540806
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T06:00:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbbbfeda179815b3db8e2a38bffa3fa2723b30ce5b05553cffb20ebbc9167cbe2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2vvdIlnE2gxIIcO9v4lHzp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2vvdIlnE2gxIIcO9v4lHzp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbbbfeda179815b3db8e2a38bffa3fa2723b30ce5b05553cffb20ebbc9167cbe2","isrc":"GBF079540806","name":"Waltz No. 6 in D flat, Op. 64 No. 1 -\"Minute\"","registered_at":"2026-06-21T06:00:00Z","spotify_id":"2vvdIlnE2gxIIcO9v4lHzp","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbbfeda179815b3db8e2a38bffa3fa2723b30ce5b05553cffb20ebbc9167cbe2. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2vvdIlnE2gxIIcO9v4lHzp.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/2vvdIlnE2gxIIcO9v4lHzp.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xbbbfeda179815b3db8e2a38bffa3fa2723b30ce5b05553cffb20ebbc9167cbe2","isrc":"GBF079540806","name":"Waltz No. 6 in D flat, Op. 64 No. 1 -\"Minute\"","registered_at":"2026-06-21T06:00:00Z","spotify_id":"2vvdIlnE2gxIIcO9v4lHzp","type":"track"}

Waltz No. 7 in C sharp minor, Op. 64 No. 2
type: MusicRecording
duration: PT3M43S
duration ms: 223333
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540807
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T05:14:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4394fbc133bbee18c30a6e57a3b0c95b8ce121ea1abf3e29497e0c7b7b12f086
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/13hVUUmglxgSDuY8RVok8N.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/13hVUUmglxgSDuY8RVok8N
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4394fbc133bbee18c30a6e57a3b0c95b8ce121ea1abf3e29497e0c7b7b12f086","isrc":"GBF079540807","name":"Waltz No. 7 in C sharp minor, Op. 64 No. 2","registered_at":"2026-06-10T05:14:31Z","spotify_id":"13hVUUmglxgSDuY8RVok8N","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4394fbc133bbee18c30a6e57a3b0c95b8ce121ea1abf3e29497e0c7b7b12f086. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/13hVUUmglxgSDuY8RVok8N.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/13hVUUmglxgSDuY8RVok8N.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4394fbc133bbee18c30a6e57a3b0c95b8ce121ea1abf3e29497e0c7b7b12f086","isrc":"GBF079540807","name":"Waltz No. 7 in C sharp minor, Op. 64 No. 2","registered_at":"2026-06-10T05:14:31Z","spotify_id":"13hVUUmglxgSDuY8RVok8N","type":"track"}

Waltz No. 8 in A flat, Op. 64 No. 3
type: MusicRecording
duration: PT2M49S
duration ms: 169333
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540808
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T08:03:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x52d31754b85ec9d5119263a5aefafc6ed4c865a45d16256d9dfa4e04f07ce6ab
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0ylqAWU1WIjjNwJjBMdlDG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ylqAWU1WIjjNwJjBMdlDG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x52d31754b85ec9d5119263a5aefafc6ed4c865a45d16256d9dfa4e04f07ce6ab","isrc":"GBF079540808","name":"Waltz No. 8 in A flat, Op. 64 No. 3","registered_at":"2026-06-27T08:03:46Z","spotify_id":"0ylqAWU1WIjjNwJjBMdlDG","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52d31754b85ec9d5119263a5aefafc6ed4c865a45d16256d9dfa4e04f07ce6ab. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ylqAWU1WIjjNwJjBMdlDG.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/0ylqAWU1WIjjNwJjBMdlDG.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x52d31754b85ec9d5119263a5aefafc6ed4c865a45d16256d9dfa4e04f07ce6ab","isrc":"GBF079540808","name":"Waltz No. 8 in A flat, Op. 64 No. 3","registered_at":"2026-06-27T08:03:46Z","spotify_id":"0ylqAWU1WIjjNwJjBMdlDG","type":"track"}

Waltz No. 9 in A flat, Op. 69 No. 1 -"Farewell"
type: MusicRecording
duration: PT4M21S
duration ms: 261333
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:47:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c57bab0eadba63eb9fe02649969c5eb518d11435af1ceb377215997f822021e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5hQyX4bq6z7UAWdKFwhRjA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hQyX4bq6z7UAWdKFwhRjA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4c57bab0eadba63eb9fe02649969c5eb518d11435af1ceb377215997f822021e","isrc":"GBF079540809","name":"Waltz No. 9 in A flat, Op. 69 No. 1 -\"Farewell\"","registered_at":"2026-06-24T16:47:02Z","spotify_id":"5hQyX4bq6z7UAWdKFwhRjA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c57bab0eadba63eb9fe02649969c5eb518d11435af1ceb377215997f822021e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5hQyX4bq6z7UAWdKFwhRjA.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/5hQyX4bq6z7UAWdKFwhRjA.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4c57bab0eadba63eb9fe02649969c5eb518d11435af1ceb377215997f822021e","isrc":"GBF079540809","name":"Waltz No. 9 in A flat, Op. 69 No. 1 -\"Farewell\"","registered_at":"2026-06-24T16:47:02Z","spotify_id":"5hQyX4bq6z7UAWdKFwhRjA","type":"track"}

Waltz No. 10 in B minor, Op. 69 No. 2
type: MusicRecording
duration: PT3M47S
duration ms: 227840
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:48:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x91a20bca13bd9d2fb7674c423151f1a0fbeb2f1abd7ab70202fdc4b8cfc5d3f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0XEpWYwpSuC3H7JZbnSDIa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0XEpWYwpSuC3H7JZbnSDIa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x91a20bca13bd9d2fb7674c423151f1a0fbeb2f1abd7ab70202fdc4b8cfc5d3f1","isrc":"GBF079540810","name":"Waltz No. 10 in B minor, Op. 69 No. 2","registered_at":"2026-06-24T16:48:30Z","spotify_id":"0XEpWYwpSuC3H7JZbnSDIa","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91a20bca13bd9d2fb7674c423151f1a0fbeb2f1abd7ab70202fdc4b8cfc5d3f1. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0XEpWYwpSuC3H7JZbnSDIa.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/0XEpWYwpSuC3H7JZbnSDIa.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x91a20bca13bd9d2fb7674c423151f1a0fbeb2f1abd7ab70202fdc4b8cfc5d3f1","isrc":"GBF079540810","name":"Waltz No. 10 in B minor, Op. 69 No. 2","registered_at":"2026-06-24T16:48:30Z","spotify_id":"0XEpWYwpSuC3H7JZbnSDIa","type":"track"}

Waltz No. 11 in G flat, Op. 70 No. 1
type: MusicRecording
duration: PT2M4S
duration ms: 124840
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540811
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T05:27:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67349a0252976d504b5f7e6794e6c6e7223eab5c0f736b76819324e508bf69b5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4zvIqcVupgdfcoQPcyhbN1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4zvIqcVupgdfcoQPcyhbN1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x67349a0252976d504b5f7e6794e6c6e7223eab5c0f736b76819324e508bf69b5","isrc":"GBF079540811","name":"Waltz No. 11 in G flat, Op. 70 No. 1","registered_at":"2026-06-26T05:27:26Z","spotify_id":"4zvIqcVupgdfcoQPcyhbN1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67349a0252976d504b5f7e6794e6c6e7223eab5c0f736b76819324e508bf69b5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4zvIqcVupgdfcoQPcyhbN1.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/4zvIqcVupgdfcoQPcyhbN1.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x67349a0252976d504b5f7e6794e6c6e7223eab5c0f736b76819324e508bf69b5","isrc":"GBF079540811","name":"Waltz No. 11 in G flat, Op. 70 No. 1","registered_at":"2026-06-26T05:27:26Z","spotify_id":"4zvIqcVupgdfcoQPcyhbN1","type":"track"}

Waltz No. 12 in F minor/A flat, Op. 70 No. 2
type: MusicRecording
duration: PT2M51S
duration ms: 171000
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540812
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:28:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f5d5931867abee3f6b4a3611115f85e8a1fb83c60313e22527511e0847e98f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5HhW8u1Hz2hih3LojwhHsI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HhW8u1Hz2hih3LojwhHsI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5f5d5931867abee3f6b4a3611115f85e8a1fb83c60313e22527511e0847e98f7","isrc":"GBF079540812","name":"Waltz No. 12 in F minor/A flat, Op. 70 No. 2","registered_at":"2026-06-25T07:28:13Z","spotify_id":"5HhW8u1Hz2hih3LojwhHsI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f5d5931867abee3f6b4a3611115f85e8a1fb83c60313e22527511e0847e98f7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5HhW8u1Hz2hih3LojwhHsI.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/5HhW8u1Hz2hih3LojwhHsI.
  date published: 2026-07-02T11:34:59Z
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Waltz No. 13 in D flat, Op. 70 No. 3
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duration: PT2M36S
duration ms: 156506
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540813

Waltz No. 16 in A flat, Op. posth.
type: MusicRecording
duration: PT1M15S
duration ms: 75680
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540814

Waltz No. 15 in E, Op. posth.
type: MusicRecording
duration: PT2M7S
duration ms: 127346
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540815

Waltz No. 14 in E minor, Op. posth.
type: MusicRecording
duration: PT2M52S
duration ms: 172333
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540816
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T08:01:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7bb12d1422ad74152028c6975bb5a3212e7acd6341df6ea49ff96079899f376
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0OlDOB6CIuWCEk90492NAR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OlDOB6CIuWCEk90492NAR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7bb12d1422ad74152028c6975bb5a3212e7acd6341df6ea49ff96079899f376. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OlDOB6CIuWCEk90492NAR.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/0OlDOB6CIuWCEk90492NAR.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe7bb12d1422ad74152028c6975bb5a3212e7acd6341df6ea49ff96079899f376","isrc":"GBF079540816","name":"Waltz No. 14 in E minor, Op. posth.","registered_at":"2026-06-27T08:01:21Z","spotify_id":"0OlDOB6CIuWCEk90492NAR","type":"track"}

Waltz No. 18 in E flat, Op. posth.
type: MusicRecording
duration: PT1M19S
duration ms: 79506
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540818
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T05:56:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xac910c975ddf3ace5c2973e161905f4258b1f6f2bf0b7657c2632123ad6f7da7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0SgqdssPh5PClXKSrm0epR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SgqdssPh5PClXKSrm0epR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xac910c975ddf3ace5c2973e161905f4258b1f6f2bf0b7657c2632123ad6f7da7","isrc":"GBF079540818","name":"Waltz No. 18 in E flat, Op. posth.","registered_at":"2026-06-21T05:56:58Z","spotify_id":"0SgqdssPh5PClXKSrm0epR","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac910c975ddf3ace5c2973e161905f4258b1f6f2bf0b7657c2632123ad6f7da7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0SgqdssPh5PClXKSrm0epR.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/0SgqdssPh5PClXKSrm0epR.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xac910c975ddf3ace5c2973e161905f4258b1f6f2bf0b7657c2632123ad6f7da7","isrc":"GBF079540818","name":"Waltz No. 18 in E flat, Op. posth.","registered_at":"2026-06-21T05:56:58Z","spotify_id":"0SgqdssPh5PClXKSrm0epR","type":"track"}

Waltz No. 17 in E flat, Op. posth.
type: MusicRecording
duration: PT3M5S
duration ms: 185173
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540819
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:16:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc3fbc5e0454ce0f2ce40ea9378fb66f8c43685a90e065e4c5e48f3470696df5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1j3MLNw0ZFz0EgHjNee0TS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1j3MLNw0ZFz0EgHjNee0TS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdc3fbc5e0454ce0f2ce40ea9378fb66f8c43685a90e065e4c5e48f3470696df5","isrc":"GBF079540819","name":"Waltz No. 17 in E flat, Op. posth.","registered_at":"2026-06-25T07:16:47Z","spotify_id":"1j3MLNw0ZFz0EgHjNee0TS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc3fbc5e0454ce0f2ce40ea9378fb66f8c43685a90e065e4c5e48f3470696df5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1j3MLNw0ZFz0EgHjNee0TS.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/1j3MLNw0ZFz0EgHjNee0TS.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xdc3fbc5e0454ce0f2ce40ea9378fb66f8c43685a90e065e4c5e48f3470696df5","isrc":"GBF079540819","name":"Waltz No. 17 in E flat, Op. posth.","registered_at":"2026-06-25T07:16:47Z","spotify_id":"1j3MLNw0ZFz0EgHjNee0TS","type":"track"}

Polonaise No. 6 in A flat, Op. 53 -"Heroic"
type: MusicRecording
duration: PT6M45S
duration ms: 405680
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540820
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:17:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ebb9cbe6e7897c44ff83c231c11f05b9b373dcc5f783e3f92b10a8adfede621
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/16GWpvK0bJvS09DFLn1W5y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/16GWpvK0bJvS09DFLn1W5y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0ebb9cbe6e7897c44ff83c231c11f05b9b373dcc5f783e3f92b10a8adfede621","isrc":"GBF079540820","name":"Polonaise No. 6 in A flat, Op. 53 -\"Heroic\"","registered_at":"2026-06-25T07:17:55Z","spotify_id":"16GWpvK0bJvS09DFLn1W5y","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ebb9cbe6e7897c44ff83c231c11f05b9b373dcc5f783e3f92b10a8adfede621. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/16GWpvK0bJvS09DFLn1W5y.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/16GWpvK0bJvS09DFLn1W5y.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x0ebb9cbe6e7897c44ff83c231c11f05b9b373dcc5f783e3f92b10a8adfede621","isrc":"GBF079540820","name":"Polonaise No. 6 in A flat, Op. 53 -\"Heroic\"","registered_at":"2026-06-25T07:17:55Z","spotify_id":"16GWpvK0bJvS09DFLn1W5y","type":"track"}

Nocturne No. 20 In C Sharp Minor Opus Posth.
type: MusicRecording
duration: PT3M53S
duration ms: 233506
explicit: false
by artist: Frédéric Chopin
by artist: Peter Jablonski
in album: Chopin: Waltzes, etc.
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079540821
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:45:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5ffe6be19a4b0b4c195234eb04ee8f7bb1b0a88bb7a48c077d417fe892d18232
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/04jFNoGZmlCzMZKdydr2qj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04jFNoGZmlCzMZKdydr2qj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5ffe6be19a4b0b4c195234eb04ee8f7bb1b0a88bb7a48c077d417fe892d18232","isrc":"GBF079540821","name":"Nocturne No. 20 In C Sharp Minor Opus Posth.","registered_at":"2026-06-23T08:45:43Z","spotify_id":"04jFNoGZmlCzMZKdydr2qj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ffe6be19a4b0b4c195234eb04ee8f7bb1b0a88bb7a48c077d417fe892d18232. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/04jFNoGZmlCzMZKdydr2qj.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/04jFNoGZmlCzMZKdydr2qj.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x5ffe6be19a4b0b4c195234eb04ee8f7bb1b0a88bb7a48c077d417fe892d18232","isrc":"GBF079540821","name":"Nocturne No. 20 In C Sharp Minor Opus Posth.","registered_at":"2026-06-23T08:45:43Z","spotify_id":"04jFNoGZmlCzMZKdydr2qj","type":"track"}

Tchaikovsky/Grieg: Piano Concerto No. 1 in B flat minor, Op. 23/Piano Concerto in
type: MusicAlbum
date published: 1994-01-01
track: Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: 1. Allegro non troppo e molto maestoso - Allegro con spirito
  type: MusicRecording
  duration: PT21M31S
  duration ms: 1291826
  explicit: false
  by artist: Pyotr Ilyich Tchaikovsky
  by artist: Peter Jablonski
  by artist: Philharmonia Orchestra
  by artist: Peter Maag
  in album: Tchaikovsky/Grieg: Piano Concerto No. 1 in B flat minor, Op. 23/Piano Concerto in
    type: MusicAlbum
    date published: 1994-01-01
  isrc code: GBF079310431
track: Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: 2. Andantino semplice - Prestissimo - Tempo I
  type: MusicRecording
  duration: PT7M36S
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Russian Piano Sonatas
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Rachmaninov/Shostakovich/Lutoslawski: Rhapsody on a Theme of Paganini/Piano Concerto No.1/Paganini Vars
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Schittenhelm: Valse naïve
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A Piano Celebration
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French Suite No. 5 in G Major, BWV 816: VI. Loure
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subject of: OpenTimestamps Proof of Existence
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Mazurka No. 22 in G sharp minor Op. 33 No. 1
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Capriccio in B-Flat Major, BWV 992 "On the Departure Of A Dear Brother": I. Arioso. Adagio
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Ballet Intermezzo, K. 299c (Compl. & Orch. Smith): I. (Allegro)
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Caresse
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6 Kinderstücke, Op. 72 "Christmas Present": No. 4 in D Major. Andante con moto, MWV U169
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Waldszenen, Op. 82: III. Einsame Blumen
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Lieder ohne Worte, Op. 102: 5. Allegro vivace "The Joyous Peasant"
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Goldberg Variations, BWV 988: Var. 18
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11 Bagatelles, Op. 119: No. 8 in C Major. Moderato cantabile
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subject of: OpenTimestamps Proof of Existence
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Musical Characteristics, Op. 19: V. Prelude 1 alla Mozart
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Carnaval, Op. 9: No. 5 Eusebius
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Mazurka No. 5 in B Flat, Op. 7 No. 1
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subject of: OpenTimestamps Proof of Existence
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6 Kinderstücke, Op. 72 "Christmas Present": No. 5 in G Minor. Allegro assai, MWV U166
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Enfantillages pittoresques: 2. Berceuse
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15 Three-part Inventions, BWV 787/801: No. 10 in G, BWV 796
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24 Préludes, Op. 28: No. 23 in F Major. Moderato (Ed. Paderewski)
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6 Kinderstücke, Op. 72 "Christmas Present": No. 6 in F Major. Vivace, MWV U168
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6 Piano Variations in F Major, Op. 34: Variation IV. Tempo di menuetto in E Major
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Piano Sonata No. 11 in A Major, K. 331: 3. Alla Turca (Allegretto)
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subject of: OpenTimestamps Proof of Existence
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Goldberg Variations, BWV 988: Var. 4
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subject of: OpenTimestamps Proof of Existence
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Kinderszenen, Op. 15: 1. Von fremden Ländern und Menschen
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Carnaval, Op. 9: 5. Eusebius
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Piano Sonata No. 6 in D Major, K. 284 "Dürnitz": IIIa. Tema. Andante –
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subject of: OpenTimestamps Proof of Existence
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Lieder ohne Worte, Op. 102: No. 3. Presto in C, MWV U 195 - "Tarantelle"
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The Well-Tempered Clavier, Book 1: Prelude No. 14 in F-Sharp Minor, BWV 859/1
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subject of: OpenTimestamps Proof of Existence
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Minuet No. 2 in G Minor (Formerly Attrib. J.S. Bach as BWV Anh. 115)
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Aria variata (alla maniera italiana) in A Minor, BWV 989: Variation V. Un poco allegro
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subject of: OpenTimestamps Proof of Existence
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Minuet No. 1 in G Major (Formerly Attrib. J.S. Bach as BWV Anh. 114)
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subject of: OpenTimestamps Proof of Existence
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Orfeo ed Euridice (Orphée et Eurydice) - Arranged by Wilhelm Kempff: Ronde des esprits bienheureux
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Mazurka No. 19 In B Minor, Op. 30 No. 2
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12 Contredanses, WoO 14: 1. Contredanse in C Major
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6 Kinderstücke Op. 72: VI. Vivace, MWV U 168
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12 Contredanses, WoO 14: 2. Contredanse in A Major
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12 Contredanses, WoO 14: 3. Contredanse - Trio in D Major
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subject of: OpenTimestamps Proof of Existence
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Ecossaise No. 1 in D Major, Op. 72 No. 3: Vivace
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The Well-Tempered Clavier, Book 1: Fugue No. 10 in E Minor, BWV 855/2
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A Piano Compendium
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  subject of: OpenTimestamps Proof of Existence
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track: Sonata No. 42 in D Minor (Arr. Ólafsson)
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15 Three-part Inventions, BWV 787/801: No. 3 in D, BWV 789
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Mazurka in D Major, Op. posth.
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Mazurka No. 4 in E flat minor Op. 6 No. 4
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15 Three-part Inventions, BWV 787/801: No. 8 in F, BWV 794
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Mazurka No. 44 In G Op. 67 No. 1
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15 Three-part Inventions, BWV 787/801: No. 10 in G, BWV 796
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Mazurka No. 52 In B Flat (1826)
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6 Piano Variations in F Major, Op. 34: Variation IV. Tempo di menuetto in E Major
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Aria variata (alla maniera italiana) in A Minor, BWV 989: Variation V. Un poco allegro
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Mazurka No. 19 In B Minor, Op. 30 No. 2
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24 Préludes, Op. 28 - Arr. Franchomme: No. 7 - Andante
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Ecossaise No. 1 in D Major, Op. 72 No. 3: Vivace
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Piano Sonata No. 26 in E-Flat Major, Op. 81a "Les Adieux": I. Das Lebewohl. Adagio - Allegro
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24 Préludes, Op. 28: No. 19 in E-Flat Major
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24 Préludes, Op. 28, C. 166-189: No. 19 Vivace in E-Flat Major, C. 184 - Live
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The Well-Tempered Clavier, Book 1: Fugue No. 10 in E Minor, BWV 855/2
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12 Études, Op. 25: No. 9 in G-Flat Major
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Aria variata (alla maniera italiana) in A Minor, BWV 989: Variation IX
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Das Wohltemperierte Klavier: Book 1, BWV 846-869: Praeludium 20
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15 Inventions, BWV 772-786: 12. Invention In A Major, BWV 783
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The Year
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Beethoven: Op.131 VI. Adagio Quasi Un Poco Andante
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Haydn: Mass No. 3, Sanctae Caeciliae in C Sanctus
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by artist: Peter Jablonski
in album: The Year
  type: MusicAlbum
  date published: 2011-01-01