Martin Stadtfeld
type: MusicGroup
genre: classical
genre: classical piano
popularity: 47
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album: W. A. Mozart: Klavierkonzerte 20 & 24
  type: MusicAlbum
  date published: 2005-03-11
  track: Piano Concerto No. 24 in C Minor, K. 491: I. Allegro
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    by artist: NDR-Sinfonieorchester
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  track: Piano Concerto No. 24 in C Minor, K. 491: II. Larghetto
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    by artist: NDR-Sinfonieorchester
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  track: Piano Concerto No. 24 in C Minor, K. 491: III. Allegretto
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    by artist: Wolfgang Amadeus Mozart
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    by artist: Bruno Weil
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  track: Piano Concerto No. 20 in D Minor, K. 466: I. Allegro
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    by artist: Wolfgang Amadeus Mozart
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  track: Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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    by artist: Wolfgang Amadeus Mozart
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  track: Piano Concerto No. 20 in D Minor, K. 466: III. Allegro assai
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    duration: PT7M10S
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    by artist: Wolfgang Amadeus Mozart
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    by artist: NDR-Sinfonieorchester
    by artist: Bruno Weil
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album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
  track: Neue Clavier-Übung I, Partie V in G Major: Prelude
    type: MusicRecording
    duration: PT1M43S
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    by artist: Johann Kuhnau
    by artist: Martin Stadtfeld
    in album: Baroque Colours
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      date published: 2023-11-03
    isrc code: DEE862301359
  track: The Well-Tempered Clavier, Book I: Prelude No. 1 in C Major, BWV 846 (Arr. for Piano four hands by Martin Stadtfeld)
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    duration: PT1M45S
    duration ms: 105986
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    by artist: Johann Sebastian Bach
    by artist: Martin Stadtfeld
    by artist: Lilian Akopova
    in album: Baroque Colours
      type: MusicAlbum
      date published: 2023-11-03
    isrc code: DEE862301294
  track: Neue Clavier-Übung I, Partie V in G Major: Gigue
    type: MusicRecording
    duration: PT1M4S
    duration ms: 64466
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    by artist: Johann Kuhnau
    by artist: Martin Stadtfeld
    in album: Baroque Colours
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      date published: 2023-11-03
    isrc code: DEE862301360
  track: Armide, LWV 71, Act V: Passacaglia (Arr. for Piano four hands by Martin Stadtfeld)
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    duration: PT3M45S
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    by artist: Jean-Baptiste Lully
    by artist: Martin Stadtfeld
    by artist: Lilian Akopova
    in album: Baroque Colours
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      date published: 2023-11-03
    isrc code: DEE862301381
  track: L'art de toucher le clavecin: Prelude No. 7 in B-Flat Major
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    duration: PT1M28S
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    by artist: François Couperin
    by artist: Martin Stadtfeld
    in album: Baroque Colours
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      date published: 2023-11-03
    isrc code: DEE862301361
  track: Canon, P.37 (Arr. for Piano four hands by Martin Stadtfeld)
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    duration: PT3M44S
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    by artist: Johann Pachelbel
    by artist: Martin Stadtfeld
    by artist: Lilian Akopova
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      date published: 2023-11-03
    isrc code: DEE862301382
  track: Pièces de clavecin, Sixième ordre: No.5 in B-Flat Major, "Les Baricades Misterieuses"
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    by artist: François Couperin
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      date published: 2023-11-03
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  track: The Fairy Queen, Z. 629, Act II: Hush, no more, be silent (Arr. for Piano by Martin Stadtfeld)
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    by artist: Henry Purcell
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  track: Sonata in D Minor, BWV 964: III. Andante
  track: The Fairy Queen, Z. 629, Act V: Chaconne (Arr. for Piano by Martin Stadtfeld)
  track: Sonata in F Minor, K.466
  track: Four Seasons Summer Variation (After Violin Concerto in G Minor, Op. 8, No. 2, RV 315: III. Presto)
  track: Sonata in A Minor, K.54
  track: Four Seasons Winter Variation (After Violin Concerto in F Minor, Op. 8, No. 4, RV 297, III. Allegro-Lento)
  track: Suite in B-Flat Major, HWV 434: I. Prelude
  track: Trumpet Concerto in D Major, TWV 51:D7: IV. Allegro (Arr. for Piano by Martin Stadtfeld)
  track: Suite in B-Flat Major, HWV 434: II. Allegro (Sonata)
  track: Canarios (Arr. for Piano by Martin Stadtfeld)
  track: Suite in B-Flat Major, HWV 434: III. Aria con Variazioni
  track: Praise (After Israel in Egypt, HWV 54: Dank sei Dir, Herr)
  track: Suite in E Minor, RCT 2: IV. Gigue en rondeau II
  track: Piano Improvisation 1 (After Prelude from Neue Clavier-Übung I, Partie V)
  track: Suite in E Minor, RCT 2: VIII. Tambourin
  track: Piano Improvisation 2 (After Prelude from Neue Clavier-Übung I, Partie V)
  track: Passatempo al cembalo, Sonata No. 3 in C Minor: I. Allegro moderato
  track: Minuet Piano Meditation 1 (After Minuet in D Minor, BWV Anh.132 from Notebook for Anna Magdalena Bach)
  track: Passatempo al cembalo, Sonata No. 3 in C Minor: II. Allegro
  track: Minuet Piano Meditation 2 (After Minuet in D Minor, BWV Anh.132 from Notebook for Anna Magdalena Bach)
  track: Sonata No. 21 in C-Sharp Minor, R.21
  track: Air Piano Meditation (After Air from Orchestral Suite No. 3, BWV 1068)
  track: Pièces de clavecin: IV. Tambourins, Suite des Matelots
  track: Fugue Piano Meditation (After Fugue for Organ in G Minor, BWV 578)
  track: Pièces de clavecin: XIV. Le Marche des Scythes
  track: Chaconne Piano Meditation (After Chaconne in G Major, HWV 435)
  track: The Well-Tempered Clavier, Book II: Prelude and Fugue in E-Flat Major, BWV 876: I. Praeludium
  track: Sarabande Piano Meditation (After Sarabande from Suite in D Minor, HWV 437)
  track: The Well-Tempered Clavier, Book II: Prelude and Fugue in E-Flat Major, BWV 876: II. Fuga
  track: Aria Piano Meditation (After "Eternal Source of Light Divine" from Ode for the Birthday of Queen Anne, HWV 74)
  track: Folia Piano Variation 1 (After Violin Sonata in D Minor, Op. 5, No. 12)
  track: Folia Piano Variation 2 (After Violin Sonata in D Minor, Op. 5, No. 12)
  track: Prelude Piano Variation (After Prelude from Violin Sonata in F Major, Op. 5, No. 10)
  track: Piano Improvisation 1 (After "Ach bleib mit deiner Gnade")
  track: Piano Improvisation 2 (After "Ach bleib mit deiner Gnade")
  track: Piano Improvisation 3 (After "Ach bleib mit deiner Gnade")
  track: Piano Improvisation 4 (After "Ach bleib mit deiner Gnade")
album: Christmas Piano II
album: Genesis
album: Piano Folk Songs
album: Deutsche Volkslieder
album: Christmas Piano
album: Piano Songbook
album: My Beethoven / Mein Beethoven
album: Beethoven für Kinder
album: Handel Variations
album: Homage to Bach
album: Brigitte Klassik zum Genießen: Martin Stadtfeld
album: Chopin +
album: Mozart: Piano Concertos Nos. 1 & 9, Pieces from London Sketchbook
album: Schumann
album: Wie schön leuchtet der Morgenstern - Der junge Bach
album: Bach: Englische Suiten 1-3
album: Bach: Gambensonaten
album: Mendelssohn: Piano Concerto No. 1 & Solo Works
album: Mendelssohn Klavierkonzert Nr. 1 & Solowerke
album: Bach: Piano Concertos Vol. 2
album: Deutsche Romantik
album: Der junge Beethoven
album: Martin Stadtfeld über Bach "Das Wohltemperierte Klavier"
album: Bach: The Well-Tempered Piano I
album: Schubert: Piano Sonatas
album: Bach: Piano Concertos
album: J. S. Bach: Klavierkonzerte
album: Bach Pur
album: Bach: Goldbergvariationen
album: Have Yourself a Merry Little Christmas (Arr. for Piano by Martin Stadtfeld)
album: Lonely Christmas (After Mendelssohn: Hark! The Herald Angels Sing, Arr. for Piano by Martin Stadtfeld)
album: Veni, veni, Emanuel I
album: Händel Pifa (After Messiah, HWV 56, Arr. for Piano by Martin Stadtfeld)
album: Mozart Variation III (After 12 Variationen über Ah, vous dirai-je Maman/Morgen kommt der Weihnachtsmann, K.265, Arr. for Piano by Martin Stadtfeld)
album: Canon, P.37 (Arr. for Piano four hands by Martin Stadtfeld)
album: Armide, LWV 71, Act V: Passacaglia (Arr. for Piano four hands by Martin Stadtfeld)
album: Handel: Praise (After Israel in Egypt, HWV 54: Dank sei Dir, Herr) [Short Version]
album: Vivaldi: Four Seasons Winter Variation (After Violin Concerto in F Minor, Op. 8, No. 4, RV 297, III. Allegro-Lento) [Extended Version]
track: Piano Improvisation 1 (After Prelude from Neue Clavier-Übung I, Partie V)
track: Jesu meine Freude, BWV 1105 (Choral Prelude, Arr. for Cello and Piano)
track: Pièces de clavecin, Sixième ordre: No.5 in B-Flat Major, "Les Baricades Misterieuses"
track: Neue Clavier-Übung I, Partie V in G Major: Prelude
track: Neue Clavier-Übung I, Partie V in G Major: Gigue
track: Sonata in F Minor, K.466
track: Prelude Piano Variation (After Prelude from Violin Sonata in F Major, Op. 5, No. 10)
track: L'art de toucher le clavecin: Prelude No. 7 in B-Flat Major
track: Sonata in D Minor, BWV 964: III. Andante
track: Sonata in A Minor, K.54
track: Suite in B-Flat Major, HWV 434: I. Prelude
track: Suite in B-Flat Major, HWV 434: II. Allegro (Sonata)
track: Suite in B-Flat Major, HWV 434: III. Aria con Variazioni
track: Passatempo al cembalo, Sonata No. 3 in C Minor: I. Allegro moderato
track: Pièces de clavecin: XIV. Le Marche des Scythes
track: Air Piano Meditation (After Air from Orchestral Suite No. 3, BWV 1068)
track: Suite in E Minor, RCT 2: IV. Gigue en rondeau II
track: Suite in E Minor, RCT 2: VIII. Tambourin

Henry Purcell
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Martin Stadtfeld
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Baroque Colours
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date published: 2023-11-03

Sonata in D Minor, BWV 964: III. Andante
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by artist: Johann Sebastian Bach
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  date published: 2023-11-03
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The Fairy Queen, Z. 629, Act V: Chaconne (Arr. for Piano by Martin Stadtfeld)
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duration: PT2M28S
duration ms: 148306
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by artist: Henry Purcell
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301384

Sonata in F Minor, K.466
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by artist: Domenico Scarlatti
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  date published: 2023-11-03
isrc code: DEE862301364

Four Seasons Summer Variation (After Violin Concerto in G Minor, Op. 8, No. 2, RV 315: III. Presto)
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by artist: Antonio Vivaldi
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301385

Sonata in A Minor, K.54
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by artist: Domenico Scarlatti
by artist: Martin Stadtfeld
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  date published: 2023-11-03
isrc code: DEE862301365

Four Seasons Winter Variation (After Violin Concerto in F Minor, Op. 8, No. 4, RV 297, III. Allegro-Lento)
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by artist: Antonio Vivaldi
by artist: Martin Stadtfeld
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  date published: 2023-11-03
isrc code: DEE862301386

Suite in B-Flat Major, HWV 434: I. Prelude
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by artist: George Frideric Handel
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  date published: 2023-11-03
isrc code: DEE862301367

Trumpet Concerto in D Major, TWV 51:D7: IV. Allegro (Arr. for Piano by Martin Stadtfeld)
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duration: PT1M40S
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by artist: Georg Philipp Telemann
by artist: Martin Stadtfeld
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  date published: 2023-11-03
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Suite in B-Flat Major, HWV 434: II. Allegro (Sonata)
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duration: PT1M23S
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by artist: George Frideric Handel
by artist: Martin Stadtfeld
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  date published: 2023-11-03
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Canarios (Arr. for Piano by Martin Stadtfeld)
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duration: PT1M30S
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by artist: Gaspar Sanz
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  date published: 2023-11-03
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Suite in B-Flat Major, HWV 434: III. Aria con Variazioni
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by artist: George Frideric Handel
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  date published: 2023-11-03
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Praise (After Israel in Egypt, HWV 54: Dank sei Dir, Herr)
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  date published: 2023-11-03
isrc code: DEE862301389

Suite in E Minor, RCT 2: IV. Gigue en rondeau II
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by artist: Jean-Philippe Rameau
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  date published: 2023-11-03
isrc code: DEE862301370

Piano Improvisation 1 (After Prelude from Neue Clavier-Übung I, Partie V)
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Suite in E Minor, RCT 2: VIII. Tambourin
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Piano Improvisation 2 (After Prelude from Neue Clavier-Übung I, Partie V)
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Passatempo al cembalo, Sonata No. 3 in C Minor: I. Allegro moderato
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Minuet Piano Meditation 1 (After Minuet in D Minor, BWV Anh.132 from Notebook for Anna Magdalena Bach)
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by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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Passatempo al cembalo, Sonata No. 3 in C Minor: II. Allegro
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Minuet Piano Meditation 2 (After Minuet in D Minor, BWV Anh.132 from Notebook for Anna Magdalena Bach)
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Sonata No. 21 in C-Sharp Minor, R.21
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by artist: Martin Stadtfeld
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Air Piano Meditation (After Air from Orchestral Suite No. 3, BWV 1068)
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by artist: Martin Stadtfeld
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Pièces de clavecin: IV. Tambourins, Suite des Matelots
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by artist: Martin Stadtfeld
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Fugue Piano Meditation (After Fugue for Organ in G Minor, BWV 578)
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duration: PT1M47S
duration ms: 107320
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by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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  date published: 2023-11-03
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Pièces de clavecin: XIV. Le Marche des Scythes
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duration ms: 321680
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by artist: Martin Stadtfeld
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Chaconne Piano Meditation (After Chaconne in G Major, HWV 435)
type: MusicRecording
duration: PT1M44S
duration ms: 104053
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
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  date published: 2023-11-03
isrc code: DEE862301396

The Well-Tempered Clavier, Book II: Prelude and Fugue in E-Flat Major, BWV 876: I. Praeludium
type: MusicRecording
duration: PT3M1S
duration ms: 181933
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
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Sarabande Piano Meditation (After Sarabande from Suite in D Minor, HWV 437)
type: MusicRecording
duration: PT1M11S
duration ms: 71253
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301232

The Well-Tempered Clavier, Book II: Prelude and Fugue in E-Flat Major, BWV 876: II. Fuga
type: MusicRecording
duration: PT3M22S
duration ms: 202560
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301380

Aria Piano Meditation (After "Eternal Source of Light Divine" from Ode for the Birthday of Queen Anne, HWV 74)
type: MusicRecording
duration: PT1M53S
duration ms: 113400
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301397

Folia Piano Variation 1 (After Violin Sonata in D Minor, Op. 5, No. 12)
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duration: PT0M47S
duration ms: 47533
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by artist: Arcangelo Corelli
by artist: Martin Stadtfeld
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  date published: 2023-11-03
isrc code: DEE862301398

Folia Piano Variation 2 (After Violin Sonata in D Minor, Op. 5, No. 12)
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duration ms: 58773
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by artist: Arcangelo Corelli
by artist: Martin Stadtfeld
in album: Baroque Colours
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  date published: 2023-11-03
isrc code: DEE862301399

Prelude Piano Variation (After Prelude from Violin Sonata in F Major, Op. 5, No. 10)
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duration: PT1M51S
duration ms: 111706
explicit: false
by artist: Arcangelo Corelli
by artist: Martin Stadtfeld
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  date published: 2023-11-03
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Piano Improvisation 1 (After "Ach bleib mit deiner Gnade")
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duration: PT2M21S
duration ms: 141720
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by artist: Melchior Vulpius
by artist: Martin Stadtfeld
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  date published: 2023-11-03
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Piano Improvisation 2 (After "Ach bleib mit deiner Gnade")
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duration: PT2M20S
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by artist: Martin Stadtfeld
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Piano Improvisation 3 (After "Ach bleib mit deiner Gnade")
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duration ms: 58560
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by artist: Martin Stadtfeld
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Piano Improvisation 4 (After "Ach bleib mit deiner Gnade")
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by artist: Martin Stadtfeld
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Christmas Piano II
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date published: 2024-11-01
track: Morning Star (After Bach: Wie schön leuchtet der Morgenstern, BWV 1, Arr. for Piano by Martin Stadtfeld)
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  by artist: Johann Sebastian Bach
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  in album: Christmas Piano II
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track: White Christmas (Arr. for Piano by Martin Stadtfeld)
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  by artist: Irving Berlin
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track: O Heiland reiss die Himmel auf
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  by artist: Martin Stadtfeld
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track: Maria and the Angel
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track: Ay del chiquirritin
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track: Oh Little Town of Bethlehem
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track: Es kommt ein Schiff geladen
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  isrc code: DEE862401434
track: Nu tändas tusen juleljus
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track: Let It Snow (Arr. for Piano by Martin Stadtfeld)
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  by artist: Jule Styne
  by artist: Sammy Cahn
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    date published: 2024-11-01
  isrc code: DEE862401436
track: Toy Soldier's Dream
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  isrc code: DEE862401437
track: Lonely Christmas (After Mendelssohn: Hark! The Herald Angels Sing, Arr. for Piano by Martin Stadtfeld)
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track: Händel Pifa (After Messiah, HWV 56, Arr. for Piano by Martin Stadtfeld)
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track: Christmas Hope (After Mendelssohn: Paulus, Op. 36, Overture, Arr. for Piano by Martin Stadtfeld)
track: Krippelied "Es wird scho glei dumpa"
track: Veni, veni, Emanuel I
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track: En Belen tocan a fuego
track: Christmas Bells
track: Alle Jahre wieder (1st version 19th century, Arr. for Piano by Martin Stadtfeld)
track: Have Yourself a Merry Little Christmas (Arr. for Piano by Martin Stadtfeld)
track: A New Dawn

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OpenTimestamps Proof of Existence
type: DigitalDocument
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Mozart Variation V (After 12 Variationen über Ah, vous dirai-je Maman/Morgen kommt der Weihnachtsmann, K.265, Arr. for Piano by Martin Stadtfeld)
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Christmas Hope (After Mendelssohn: Paulus, Op. 36, Overture, Arr. for Piano by Martin Stadtfeld)
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Krippelied "Es wird scho glei dumpa"
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Veni, veni, Emanuel I
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Veni, veni, Emanuel II
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En Belen tocan a fuego
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Christmas Bells
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Alle Jahre wieder (1st version 19th century, Arr. for Piano by Martin Stadtfeld)
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Have Yourself a Merry Little Christmas (Arr. for Piano by Martin Stadtfeld)
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A New Dawn
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by artist: Martin Stadtfeld
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  date published: 2024-11-01
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Genesis
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date published: 2023-03-03
track: Space
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  duration: PT1M54S
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  by artist: Martin Stadtfeld
  in album: Genesis
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    date published: 2023-03-03
  isrc code: DEE862202583
track: Light
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  duration: PT1M46S
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  by artist: Martin Stadtfeld
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track: Ocean & Heaven
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track: Plants
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  by artist: Martin Stadtfeld
  in album: Genesis
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track: Sun & Moon
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track: Birds
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track: Human
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track: Choral
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Piano Folk Songs
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date published: 2022-10-07
track: Guter Mond
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  by artist: Traditional
  by artist: Martin Stadtfeld
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    date published: 2022-10-07
track: Auf auf zum fröhlichen Jagen
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  by artist: Martin Stadtfeld
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    date published: 2022-10-07
track: Aber heidschibumbeidschi
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    date published: 2022-10-07
  isrc code: DEE862200852
track: Kein Feuer keine Kohle
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  by artist: Martin Stadtfeld
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    date published: 2022-10-07
track: Weißt du wieviel Sternlein stehen
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track: Es klappert die Mühle
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  by artist: Martin Stadtfeld
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track: Es waren zwei Königskinder
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  duration: PT2M23S
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track: Es dunkelt schon in der Heide
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    date published: 2022-10-07
track: Steigerlied
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  by artist: Martin Stadtfeld
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track: Wer hat die schönsten Schäfchen
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  by artist: Martin Stadtfeld
  in album: Piano Folk Songs
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    date published: 2022-10-07
track: Die Gedanken sind frei
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  in album: Piano Folk Songs
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    date published: 2022-10-07
track: Wenn alle Brünnlein fließen
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track: Zwischen Berg und tiefem Tal
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track: Bald gras ich am Neckar
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track: Im Krug zum grünen Kranze
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track: Ade nun zur guten Nacht
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track: Es es es und es
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track: Freiheit die ich meine
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track: Geh aus mein Herz
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track: Der Mai ist gekommen
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track: Muss i denn, muss i denn zum Städtele hinaus
track: Das Lieben bringt große Freud
track: Im Märzen der Bauer
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track: In einem kühlen Grunde
track: Der Mond ist aufgegangen
track: Schlafe mein Prinzchen
track: Guter Mond (Fassung für Klavier zu vier Händen, arr. by Martin Stadtfeld)
track: Kein schöner Land
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Muss i denn, muss i denn zum Städtele hinaus
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Das Lieben bringt große Freud
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Im Märzen der Bauer
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An der Saale hellem Strande
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In einem kühlen Grunde
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Der Mond ist aufgegangen
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Schlafe mein Prinzchen
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Guter Mond (Fassung für Klavier zu vier Händen, arr. by Martin Stadtfeld)
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Kein schöner Land
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Ännchen von Tharau
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Deutsche Volkslieder
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  isrc code: DEE862200850
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track: Weißt du wieviel Sternlein stehen
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track: Es klappert die Mühle
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track: Die Gedanken sind frei
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Der Mai ist gekommen
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Muss i denn, muss i denn zum Städtele hinaus
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Das Lieben bringt große Freud
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Im Märzen der Bauer
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An der Saale hellem Strande
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In einem kühlen Grunde
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Der Mond ist aufgegangen
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by artist: Martin Stadtfeld
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Schlafe mein Prinzchen
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Guter Mond (Fassung für Klavier zu vier Händen, arr. by Martin Stadtfeld)
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Kein schöner Land
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Christmas Piano
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track: Christmas Time: VIII. Sleepless
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track: Christmas Time: X. In the Church
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track: Christmas Time: XI. Happiness is Never Enough
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track: In the Bleak Midwinter (Arr. for Piano by Martin Stadtfeld)
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  by artist: Martin Stadtfeld
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track: Stille Nacht, heilige Nacht (Arr. for Piano by Martin Stadtfeld)
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  by artist: Franz Xaver Gruber
  by artist: Martin Stadtfeld
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track: Maria durch ein Dornwald ging (Arr. for Piano by Martin Stadtfeld)
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  by artist: Martin Stadtfeld
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track: Two Variations after Praetorius' "Es ist ein Ros entsprungen"
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track: Vom Himmel hoch da komm ich her à 3 (Arr. for Piano by Martin Stadtfeld)
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  by artist: Michael Praetorius
  by artist: Martin Stadtfeld
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track: Gesú Bambino (Arr. for Piano & Clavichord by Martin Stadtfeld)
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track: Vom Himmel hoch, da komm ich her, BWV 769: Canon I (Arr. for Clavichord & Fluegelhorn by Martin Stadtfeld)
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  by artist: Martin Stadtfeld
  by artist: Stephan Stadtfeld
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  by artist: Martin Stadtfeld
  by artist: Stephan Stadtfeld
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Vom Himmel hoch, da komm ich her, BWV 769: Canon III (Arr. for Clavichord & Trumpet by Martin Stadtfeld)
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Piano Songbook
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track: Shepherd's Song (After "Schafe können sicher weiden", BWV 208, No. 9)
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track: Nature Song (After a Theme from Symphony No. 6 in F Major, Op. 68)
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track: Study (After "Die Rose, die Lilie, die Taube, die Sonne" from Dichterliebe, Op. 48, No. 3)
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track: Organ Piece II (After a Theme from Sonata No. 5 in C Major, BWV 529)
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track: Choral (After "Aus meinen Tränen sprießen" from Dichterliebe, Op. 48, No. 2)
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track: Siciliano (After "Erbarme dich" from Matthäus-Passion, BWV 244, No. 39)
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Night Song (After Nachtstück, D. 672/Op.36, No. 2)
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Aria (After Serenata Veneziana from Andromeda liberata, RV Anh. 117)
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Bach meets Vivaldi (After Serenata Veneziana from Andromeda liberata, RV Anh. 117)
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Canon (After "Ich folge dir gleichfalls" from Johannespassion, BWV 245, No.9)
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Lamento (After "When I Am Laid in Earth" from Dido and Aeneas, Z. 626)
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Folk Song II (After a Theme from Symphony No. 3 in E-Flat Major, Op. 55)
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Variation (After "Marsch der Priester" from Die Zauberflöte, K. 620)
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Piano Songs: No. 1 Lullaby
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Piano Songs: No. 2 Choral
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Piano Songs: No. 3 Old Song
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Piano Songs: No. 4 Passacaille
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Piano Songs: No. 5 Minuet
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Piano Songs: No. 6 Eichendorff Song
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Piano Songs: No. 7 Natural Loud
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Piano Songs: No. 8 Choral
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Piano Songs: No. 9 March
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Piano Songs: No. 10 Lullaby
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Encore 2: Jesu My Joy (After "Jesus bleibet meine Freude", BWV 147)
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My Beethoven / Mein Beethoven
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track: Diabelli-Variationen, Op. 120: Variation 31, Largo, molto espressivo
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track: Eroica Dance (Arr. for Piano from Symphony No. 3 in E-Flat Major, Op. 55 by Martin Stadtfeld )
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track: Pastorale Song (Collage by Martin Stadtfeld from Symphony No. 6 in F Major, Op. 68 in the arrangement of Franz Liszt)
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track: Variations in D Major, Op. 76: Türkischer Marsch
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track: Piano Sonata No. 2 in A Major, Op. 2, No. 2: II. Largo appassionato
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track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
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Beethoven für Kinder
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track: Beethoven für Kinder - Kapitel 3: Reise nach Wien
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track: Beethoven für Kinder - Kapitel 4: Was ist eine Sonate?
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track: Beethoven für Kinder - Kapitel 5: "Vor solchen Schweinen spiele ich nicht!"
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track: Beethoven für Kinder - Kapitel 7: Anekdote von Ries
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track: Beethoven für Kinder - Kapitel 11: Spaß mit Diabelli
track: Piano Sonata No. 1 in F Minor, Op. 2, No. 1: IV. Prestissimo
track: Beethoven für Kinder - Kapitel 12: Appassionata
track: Piano Sonata No. 3 in C Major, Op. 2, No. 3: II. Adagio
track: Beethoven für Kinder - Kapitel 13: Pastorale
track: Piano Sonata No. 8 in C Minor, Op. 13, "Pathétique": I. Grave - Allegro di molto e con brio
track: Beethoven für Kinder - Kapitel 14: Eroica
track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto

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Pastorale Song (Collage by Martin Stadtfeld from Symphony No. 6 in F Major, Op. 68 in the arrangement of Franz Liszt)
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Beethoven für Kinder - Kapitel 9: Wer klaut von wem?
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Variations in D Major, Op. 76: Türkischer Marsch
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Beethoven für Kinder - Kapitel 10: Rache an Clementi
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Piano Sonata No. 2 in A Major, Op. 2, No. 2: II. Largo appassionato
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Beethoven für Kinder - Kapitel 11: Spaß mit Diabelli
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Piano Sonata No. 1 in F Minor, Op. 2, No. 1: IV. Prestissimo
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Beethoven für Kinder - Kapitel 12: Appassionata
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Piano Sonata No. 3 in C Major, Op. 2, No. 3: II. Adagio
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Beethoven für Kinder - Kapitel 13: Pastorale
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Beethoven für Kinder - Kapitel 14: Eroica
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
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Handel Variations
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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track: Suite in E Major: II. Largo (from Theodora, HWV 68)
track: Suite in E Major: III. Air, "The Harmonious Blacksmith"(from Suite in E Major, HWV 430)
track: Suite in E Major: IV. Variation 1 (from Suite in E Major, HWV 430)
track: Suite in E Major: V. Variation 2 (from Suite in E Major, HWV 430)
track: Suite in E Major: VI. Variation 3 (from Suite in E Major, HWV 430)
track: Suite in E Major: VII. Variation 4 (from Suite in E Major, HWV 430)
track: Suite in E Major: VIII. Variation 5 (from Suite in E Major, HWV 430)
track: Solomon, HWV 67: Will the sun forget to streak (Arr. for Piano)
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation I
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation II
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation III
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation IV
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation V
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation VI
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation VII
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation VIII
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation IX
track: Sarabande Variations (from Suite in D Minor, HWV 437): Variation X
track: Organ Concerto in F Major, HWV 293: III. Siciliano (Arr. for Piano)
track: Semele, HWV 58: Wher'er you walk (Arr. for Piano)
track: Giulio Cesare, HWV 17: Piangero la sorte mia (Arr. for Piano)

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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x7b88a019ca6ad1ac30ef3cd58ac31f42edc66ee2668db99673ecf84ed7228e1d","isrc":"DEE861903531","name":"Suite in E Major: I. Prelude (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T07:08:09Z","spotify_id":"5JXR90gQCa6Shpg92zFclN","type":"track"}

Suite in E Major: II. Largo (from Theodora, HWV 68)
type: MusicRecording
duration: PT1M56S
duration ms: 116933
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903532
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T14:57:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb682a03b091ef391f9f9436f324c40b93bba1573c8f82b9999bbc91560e91364
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6UIgrxJsQ4ZS5oqdqpOx0i.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UIgrxJsQ4ZS5oqdqpOx0i
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb682a03b091ef391f9f9436f324c40b93bba1573c8f82b9999bbc91560e91364","isrc":"DEE861903532","name":"Suite in E Major: II. Largo (from Theodora, HWV 68)","registered_at":"2026-06-25T14:57:50Z","spotify_id":"6UIgrxJsQ4ZS5oqdqpOx0i","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 0xb682a03b091ef391f9f9436f324c40b93bba1573c8f82b9999bbc91560e91364. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UIgrxJsQ4ZS5oqdqpOx0i.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/6UIgrxJsQ4ZS5oqdqpOx0i.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0xb682a03b091ef391f9f9436f324c40b93bba1573c8f82b9999bbc91560e91364","isrc":"DEE861903532","name":"Suite in E Major: II. Largo (from Theodora, HWV 68)","registered_at":"2026-06-25T14:57:50Z","spotify_id":"6UIgrxJsQ4ZS5oqdqpOx0i","type":"track"}

Suite in E Major: III. Air, "The Harmonious Blacksmith"(from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M54S
duration ms: 54986
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903533
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T08:09:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd0601938eaf9bc0bb5070147be9c09d25d4a74571964b672ab0faf75807c5901
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/7rzZNWEiry8J2CbJsqY6vL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7rzZNWEiry8J2CbJsqY6vL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd0601938eaf9bc0bb5070147be9c09d25d4a74571964b672ab0faf75807c5901","isrc":"DEE861903533","name":"Suite in E Major: III. Air, \"The Harmonious Blacksmith\"(from Suite in E Major, HWV 430)","registered_at":"2026-06-24T08:09:00Z","spotify_id":"7rzZNWEiry8J2CbJsqY6vL","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 0xd0601938eaf9bc0bb5070147be9c09d25d4a74571964b672ab0faf75807c5901. 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/7rzZNWEiry8J2CbJsqY6vL.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/7rzZNWEiry8J2CbJsqY6vL.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xd0601938eaf9bc0bb5070147be9c09d25d4a74571964b672ab0faf75807c5901","isrc":"DEE861903533","name":"Suite in E Major: III. Air, \"The Harmonious Blacksmith\"(from Suite in E Major, HWV 430)","registered_at":"2026-06-24T08:09:00Z","spotify_id":"7rzZNWEiry8J2CbJsqY6vL","type":"track"}

Suite in E Major: IV. Variation 1 (from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M47S
duration ms: 47906
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903534
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T14:57:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x56f1690f78914acb0d44b3d131a98bcd3af5edd3d6a5a3d924f103d1c28c9587
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/27z1UoJuMmaYYE8u3KxSSx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/27z1UoJuMmaYYE8u3KxSSx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x56f1690f78914acb0d44b3d131a98bcd3af5edd3d6a5a3d924f103d1c28c9587","isrc":"DEE861903534","name":"Suite in E Major: IV. Variation 1 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T14:57:48Z","spotify_id":"27z1UoJuMmaYYE8u3KxSSx","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 0x56f1690f78914acb0d44b3d131a98bcd3af5edd3d6a5a3d924f103d1c28c9587. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/27z1UoJuMmaYYE8u3KxSSx.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/27z1UoJuMmaYYE8u3KxSSx.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x56f1690f78914acb0d44b3d131a98bcd3af5edd3d6a5a3d924f103d1c28c9587","isrc":"DEE861903534","name":"Suite in E Major: IV. Variation 1 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T14:57:48Z","spotify_id":"27z1UoJuMmaYYE8u3KxSSx","type":"track"}

Suite in E Major: V. Variation 2 (from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M46S
duration ms: 46213
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903535
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T14:57:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ea2123c9e68949ea7e14ce2cf7c4098dd787f12cc04e78332a47b70f203f45d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7C5Rbxt4jvHrSUSX3ZGobJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7C5Rbxt4jvHrSUSX3ZGobJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0ea2123c9e68949ea7e14ce2cf7c4098dd787f12cc04e78332a47b70f203f45d","isrc":"DEE861903535","name":"Suite in E Major: V. Variation 2 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T14:57:26Z","spotify_id":"7C5Rbxt4jvHrSUSX3ZGobJ","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 0x0ea2123c9e68949ea7e14ce2cf7c4098dd787f12cc04e78332a47b70f203f45d. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7C5Rbxt4jvHrSUSX3ZGobJ.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/7C5Rbxt4jvHrSUSX3ZGobJ.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x0ea2123c9e68949ea7e14ce2cf7c4098dd787f12cc04e78332a47b70f203f45d","isrc":"DEE861903535","name":"Suite in E Major: V. Variation 2 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T14:57:26Z","spotify_id":"7C5Rbxt4jvHrSUSX3ZGobJ","type":"track"}

Suite in E Major: VI. Variation 3 (from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M46S
duration ms: 46373
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903536
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:06:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x21025a0f2a02d66a24761fac108f8a6835943e6da8e7d8945b710d04b19fc189
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/0RKpCoKHeOpKdnfQ7PmwJh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RKpCoKHeOpKdnfQ7PmwJh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x21025a0f2a02d66a24761fac108f8a6835943e6da8e7d8945b710d04b19fc189","isrc":"DEE861903536","name":"Suite in E Major: VI. Variation 3 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T15:06:54Z","spotify_id":"0RKpCoKHeOpKdnfQ7PmwJh","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 0x21025a0f2a02d66a24761fac108f8a6835943e6da8e7d8945b710d04b19fc189. 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/0RKpCoKHeOpKdnfQ7PmwJh.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/0RKpCoKHeOpKdnfQ7PmwJh.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x21025a0f2a02d66a24761fac108f8a6835943e6da8e7d8945b710d04b19fc189","isrc":"DEE861903536","name":"Suite in E Major: VI. Variation 3 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T15:06:54Z","spotify_id":"0RKpCoKHeOpKdnfQ7PmwJh","type":"track"}

Suite in E Major: VII. Variation 4 (from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M46S
duration ms: 46680
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903537
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:38:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x800de0a76fc1f8d10758dcb9543d472f540220b80d905297183c74ee36fd4354
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/0v7dxOx9RuhdZcjRVDSckd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0v7dxOx9RuhdZcjRVDSckd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x800de0a76fc1f8d10758dcb9543d472f540220b80d905297183c74ee36fd4354","isrc":"DEE861903537","name":"Suite in E Major: VII. Variation 4 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T15:38:18Z","spotify_id":"0v7dxOx9RuhdZcjRVDSckd","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 0x800de0a76fc1f8d10758dcb9543d472f540220b80d905297183c74ee36fd4354. 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/0v7dxOx9RuhdZcjRVDSckd.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/0v7dxOx9RuhdZcjRVDSckd.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x800de0a76fc1f8d10758dcb9543d472f540220b80d905297183c74ee36fd4354","isrc":"DEE861903537","name":"Suite in E Major: VII. Variation 4 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T15:38:18Z","spotify_id":"0v7dxOx9RuhdZcjRVDSckd","type":"track"}

Suite in E Major: VIII. Variation 5 (from Suite in E Major, HWV 430)
type: MusicRecording
duration: PT0M50S
duration ms: 50586
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903538
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T14:58:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x71283af6f1efd1311ec9c6c1257dea0feb1ac85c56b8468be25b400dc8fe1d53
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1pVqEkeKv7Oz3xNHGwZTJg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pVqEkeKv7Oz3xNHGwZTJg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x71283af6f1efd1311ec9c6c1257dea0feb1ac85c56b8468be25b400dc8fe1d53","isrc":"DEE861903538","name":"Suite in E Major: VIII. Variation 5 (from Suite in E Major, HWV 430)","registered_at":"2026-06-25T14:58:40Z","spotify_id":"1pVqEkeKv7Oz3xNHGwZTJg","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
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  date published: 2026-07-02T11:38:34Z
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Solomon, HWV 67: Will the sun forget to streak (Arr. for Piano)
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duration: PT4M42S
duration ms: 282440
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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isrc code: DEE861903539
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xfe2802292ef79617897160fea18d847b1f956f34ed95a9875ff5a446f8d6d661
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/track/1t5vEDV8nP9vEG4SuJ096b.json
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 0xfe2802292ef79617897160fea18d847b1f956f34ed95a9875ff5a446f8d6d661. 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/1t5vEDV8nP9vEG4SuJ096b.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/1t5vEDV8nP9vEG4SuJ096b.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xfe2802292ef79617897160fea18d847b1f956f34ed95a9875ff5a446f8d6d661","isrc":"DEE861903539","name":"Solomon, HWV 67: Will the sun forget to streak (Arr. for Piano)","registered_at":"2026-06-22T22:21:19Z","spotify_id":"1t5vEDV8nP9vEG4SuJ096b","type":"track"}

Sarabande Variations (from Suite in D Minor, HWV 437): Variation I
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duration: PT0M48S
duration ms: 48880
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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  date published: 2019-11-08
isrc code: DEE861903541
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x598752b404baf364743ee93f80446a4a7ac2ce4bd07e2b4483b52f7cfc1da80e
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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  value: https://artists.proofprofile.net/proofs/track/4pVE6vgtbZqk1frsSqYR7S.json
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 0x598752b404baf364743ee93f80446a4a7ac2ce4bd07e2b4483b52f7cfc1da80e. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4pVE6vgtbZqk1frsSqYR7S.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/4pVE6vgtbZqk1frsSqYR7S.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x598752b404baf364743ee93f80446a4a7ac2ce4bd07e2b4483b52f7cfc1da80e","isrc":"DEE861903541","name":"Sarabande Variations (from Suite in D Minor, HWV 437): Variation I","registered_at":"2026-06-26T15:45:33Z","spotify_id":"4pVE6vgtbZqk1frsSqYR7S","type":"track"}

Sarabande Variations (from Suite in D Minor, HWV 437): Variation II
type: MusicRecording
duration: PT0M46S
duration ms: 46026
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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isrc code: DEE861903542
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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
  type: PropertyValue
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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
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  date published: 2026-07-02T11:38:34Z
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation III
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duration: PT0M41S
duration ms: 41920
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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  date published: 2019-11-08
isrc code: DEE861903543
additional property: CopyrightID
additional property: CopyrightStatus
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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
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
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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
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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 0x64919add239fc4ce280182facf4570441ff62baf504c9017bfa5d216aec7be09. 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/2S8agtFfg0tED5keiQWG4S.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/2S8agtFfg0tED5keiQWG4S.
  date published: 2026-07-02T05:09:12Z
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation IV
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duration: PT0M22S
duration ms: 22200
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation V
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duration: PT0M26S
duration ms: 26160
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08

Sarabande Variations (from Suite in D Minor, HWV 437): Variation VI
type: MusicRecording
duration: PT1M7S
duration ms: 67533
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
  type: MusicAlbum
  date published: 2019-11-08
isrc code: DEE861903546
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: OTSBitcoinBlockVerifyURL
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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
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd264411a0b9d365940927ec169e99a845cbcacdd05b8fcc8130ea9c62188db86. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OBB0Zea8QqjqdwT7675Ul.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/0OBB0Zea8QqjqdwT7675Ul.
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation VII
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duration: PT0M43S
duration ms: 43040
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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isrc code: DEE861903547
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: 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: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation VIII
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explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Handel Variations
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isrc code: DEE861903548
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: 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: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation IX
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Sarabande Variations (from Suite in D Minor, HWV 437): Variation X
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Organ Concerto in F Major, HWV 293: III. Siciliano (Arr. for Piano)
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Semele, HWV 58: Wher'er you walk (Arr. for Piano)
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Giulio Cesare, HWV 17: Piangero la sorte mia (Arr. for Piano)
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Homage to Bach
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Brigitte Klassik zum Genießen: Martin Stadtfeld
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Kinderszenen, Op. 15: VII. Träumerei
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Chopin +
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Etude, Op. 25 No. 4 in A Minor: Agitato
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Etude, Op. 25 No. 5 in E Minor: Vivace
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Etude, Op. 25 No. 6 in G-Sharp Minor: Allegro
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Etude, Op. 25 No. 7 in C-Sharp Minor: Lento
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Etude, Op. 25 No. 8 in D-Flat Major: Vivace
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Etude, Op. 25 No. 9 in G-Flat Major: Allegro assai
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Etude, Op. 25 No. 10 in B Minor: Allegro con fuoco
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Etude, Op. 25 No. 11 in A Minor: Lento - Allegro con brio
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Etude, Op. 25 No. 12 in C Minor: Molto allegro, con fuoco
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  subject of: OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
type: DigitalDocument
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Allegretto in F Major, K. 15h
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Menuet in A Major, K. 15i
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Presto in A Major, K. 15l
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Menuet in F Major, K. 15m
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Allegretto in D Major, K. 15o
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Allegro in G Minor, K. 15p
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Andante quasi allegretto in B-Flat Major, K. 15q
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Presto in G Minor, K. 15r
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Andante in C Major, K. 15s
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Allegretto in B-Flat Major, K. 15u
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Allegro in F Major, K. 15v
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Allegretto in B-Flat Major, K. 15w
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Allegro in F Major, K. 15x
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Andante in G Major, K. 15y
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Gigue in C Minor, K. 15z
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Allegretto in B-Flat Major, K. 15aa
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Allegretto in D Major, K. 15bb
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Allegro in E-Flat Major, K. 15cc
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Andante quasi adagio in A-Flat Major, K. 15dd
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Menuet in E-Flat Major, K. 15ee
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Presto in B-Flat Major, K. 15gg
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Presto in F Major, K 15hh
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Andante in B-Flat Major, K. 15ii
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Adagio in E-Flat Major, K. 15kk
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Presto in B-Flat Major, K. 15ll
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Allegretto in E-Flat Major, K. 15mm
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Presto in F Major, K 15oo
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Menuet in B-Flat Major, K. 15pp
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Andante in C Major, K. 15rr
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Schumann
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track: Kinderszenen, Op. 15: II. Kuriose Geschichte
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track: Kinderszenen, Op. 15: V. Glückes genug
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track: Kinderszenen, Op. 15: XII. Kind im Einschlummern
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track: Kinderszenen, Op. 15: XIII. Der Dichter spricht
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Kinderszenen, Op. 15: XIII. Der Dichter spricht
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Wie schön leuchtet der Morgenstern - Der junge Bach
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Bach: Englische Suiten 1-3
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track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (Arr. for Piano)

English Suite No. 3 in G Minor, BWV 808: III. Courante
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English Suite No. 3 in G Minor, BWV 808: IV. Sarabande
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English Suite No. 3 in G Minor, BWV 808: VI. Gigue
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (Arr. for Piano)
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Bach: Gambensonaten
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track: Sonata No. 1 in G Major, BWV 1027: I. Adagio
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track: Sonata No. 1 in G Major, BWV 1027: IV. Allegro moderato
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track: Sonata No. 2 in D Major, BWV 1028: I. Adagio
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track: Sonata No. 3 in G Minor, BWV 1029: I. Vivace
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track: Herr Christ, der ein'ge Gottes Sohn, BWV 601 (Choral Prelude)
track: Vom Himmel kam der Engel Schar, BWV 607 (Choral Prelude)
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Herr Christ, der ein'ge Gottes Sohn, BWV 601 (Choral Prelude)
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Deutsche Romantik
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Der junge Beethoven
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Martin Stadtfeld über Bach "Das Wohltemperierte Klavier"
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Bach: The Well-Tempered Piano I
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: The Well-Tempered Clavier, Book I: Prelude No. 5 in D Major, BWV 850
track: The Well-Tempered Clavier, Book I: Fugue No. 5 in D Major, BWV 850
track: The Well-Tempered Clavier, Book I: Prelude No. 6 in D Minor, BWV 851
track: The Well-Tempered Clavier, Book I: Fugue No. 6 in D Minor, BWV 851
track: The Well-Tempered Clavier, Book I: Prelude No. 7 in E-Flat Major, BWV 852
track: The Well-Tempered Clavier, Book I: Fugue No. 7 in E-Flat Major, BWV 852
track: The Well-Tempered Clavier, Book I: Prelude No. 8 in E-Flat Minor, BWV 853
track: The Well-Tempered Clavier, Book I: Fugue No. 8 in E-Flat Minor, BWV 853
track: The Well-Tempered Clavier, Book I: Prelude No. 9 in E Major, BWV 854
track: The Well-Tempered Clavier, Book I: Fugue No. 9 in E Major, BWV 854
track: The Well-Tempered Clavier, Book I: Prelude No. 10 in E Minor, BWV 855
track: The Well-Tempered Clavier, Book I: Fugue No. 10 in E Minor, BWV 855
track: The Well-Tempered Clavier, Book I: Prelude No. 11 in F Major, BWV 856
track: The Well-Tempered Clavier, Book I: Fugue No. 11 in F Major, BWV 856
track: The Well-Tempered Clavier, Book I: Prelude No. 12 in F Minor, BWV 857
track: The Well-Tempered Clavier, Book I: Fugue No. 12 in F Minor, BWV 857
track: The Well-Tempered Clavier, Book I: Prelude No. 13 in F-Sharp Major, BWV 858
track: The Well-Tempered Clavier, Book I: Fugue No. 13 in F-Sharp Major, BWV 858
track: The Well-Tempered Clavier, Book I: Prelude No. 14 in F-Sharp Minor, BWV 859
track: The Well-Tempered Clavier, Book I: Fugue No. 14 in F-Sharp Minor, BWV 859
track: The Well-Tempered Clavier, Book I: Prelude No. 15 in G Major, BWV 860
track: The Well-Tempered Clavier, Book I: Fugue No. 15 in G Major, BWV 860
track: The Well-Tempered Clavier, Book I: Prelude No. 16 in G Minor, BWV 861
track: The Well-Tempered Clavier, Book I: Fugue No. 16 in G Minor, BWV 861
track: The Well-Tempered Clavier, Book I: Prelude No. 17 in A-Flat Major, BWV 862
track: The Well-Tempered Clavier, Book I: Fugue No. 17 in A-Flat Major, BWV 862
track: The Well-Tempered Clavier, Book I: Prelude No. 18 in A-Flat Minor, BWV 863
track: The Well-Tempered Clavier, Book I: Fugue No. 18 in A-Flat Minor, BWV 863
track: The Well-Tempered Clavier, Book I: Prelude No. 19 in A Major, BWV 864
track: The Well-Tempered Clavier, Book I: Fugue No. 19 in A Major, BWV 864
track: The Well-Tempered Clavier, Book I: Prelude No. 20 in A Minor, BWV 865
track: The Well-Tempered Clavier, Book I: Fugue No. 20 in A Minor, BWV 865
track: The Well-Tempered Clavier, Book I: Prelude No. 21 in B -Fat Major, BWV 866
track: The Well-Tempered Clavier, Book I: Fugue No. 21 in B-Flat Major, BWV 866
track: The Well-Tempered Clavier, Book I: Prelude No. 22 in B-Flat Minor, BWV 867
track: The Well-Tempered Clavier, Book I: Fugue No. 22 in B-Flat Minor, BWV 867
track: The Well-Tempered Clavier, Book I: Prelude No. 23 in B Major, BWV 868
track: The Well-Tempered Clavier, Book I: Fugue No. 23 in B Major, BWV 868
track: The Well-Tempered Clavier, Book I: Prelude No. 24 in B Minor, BWV 869
track: The Well-Tempered Clavier, Book I: Fugue No. 24 in B Minor, BWV 869

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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T11:34:59Z
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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track: Pieces for Piano, Op. 19: III. Sehr langsame Viertel
track: Piano Concerto No. 2 in E Major, BWV 1053: I. Allegro
track: Pieces for Piano, Op. 19: IV. Rasch, aber leicht
track: Piano Concerto No. 2 in E Major, BWV 1053: II. Siciliano
track: Pieces for Piano, Op. 19: V. Etwas rasch
track: Piano Concerto No. 2 in E Major, BWV 1053: III. Allegro
track: Pieces for Piano, Op. 19: VI. Sehr langsam
track: Prelude and Fugue in B-Flat Minor, BWV 867
track: Piano Concerto No. 5 in F Minor, BWV 1056: I. Allegro
track: Piano Concerto No. 5 in F Minor, BWV 1056: II. Largo
track: Piano Concerto No. 5 in F Minor, BWV 1056: III. Presto
track: Concerto for Oboe and Strings in D minor, Op. 1: Adagio

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OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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Pieces for Piano, Op. 19: V. Etwas rasch
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Piano Concerto No. 2 in E Major, BWV 1053: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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Pieces for Piano, Op. 19: VI. Sehr langsam
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Prelude and Fugue in B-Flat Minor, BWV 867
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subject of: OpenTimestamps Proof of Existence
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Piano Concerto No. 5 in F Minor, BWV 1056: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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Piano Concerto No. 5 in F Minor, BWV 1056: II. Largo
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subject of: OpenTimestamps Proof of Existence
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Piano Concerto No. 5 in F Minor, BWV 1056: III. Presto
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subject of: OpenTimestamps Proof of Existence
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Concerto for Oboe and Strings in D minor, Op. 1: Adagio
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subject of: OpenTimestamps Proof of Existence
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Bach Pur
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track: Ich ruf zu dir Herr, BWV 639
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track: Two-Part Inventions: Inventio 1 BWV 772
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track: Italian Concerto in F Major, BWV 971: I. -
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track: Two-Part Inventions: Inventio 2 BWV 773
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track: Italian Concerto in F Major, BWV 971: II. Andante
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track: Two-Part Inventions: Inventio 3 BWV 774
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    date published: 2004-10-18
track: Italian Concerto in F Major, BWV 971: III. Presto
  type: MusicRecording
  duration: PT2M40S
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  by artist: Martin Stadtfeld
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    type: MusicAlbum
    date published: 2004-10-18
  isrc code: DEE860400868
track: Two-Part Inventions: Inventio 4 BWV 775
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  duration: PT0M51S
  duration ms: 51066
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  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
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    type: MusicAlbum
    date published: 2004-10-18
track: French Suite No. 2 in C Minor, BWV 813: I. Allemande
  type: MusicRecording
  duration: PT1M29S
  duration ms: 89400
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
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    type: MusicAlbum
    date published: 2004-10-18
  isrc code: DEE860400869
track: Two-Part Inventions: Inventio 5 BWV 776
  type: MusicRecording
  duration: PT1M30S
  duration ms: 90693
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
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    type: MusicAlbum
    date published: 2004-10-18
track: French Suite No. 2 in C Minor, BWV 813: II. Courante
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  duration: PT1M46S
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  by artist: Martin Stadtfeld
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  isrc code: DEE860400870
track: Two-Part Inventions: Inventio 6 BWV 777
  type: MusicRecording
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  duration ms: 160080
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  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
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    type: MusicAlbum
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track: French Suite No. 2 in C Minor, BWV 813: III. Sarabande
  type: MusicRecording
  duration: PT2M1S
  duration ms: 121026
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
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    type: MusicAlbum
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  isrc code: DEE860400871
track: Two-Part Inventions: Inventio 7 BWV 778
  type: MusicRecording
  duration: PT1M40S
  duration ms: 100826
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
  in album: Bach Pur
    type: MusicAlbum
    date published: 2004-10-18
track: French Suite No. 2 in C Minor, BWV 813: IV. Air
  type: MusicRecording
  duration: PT0M48S
  duration ms: 48146
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
  in album: Bach Pur
    type: MusicAlbum
    date published: 2004-10-18
  isrc code: DEE860400872
track: Two-Part Inventions: Inventio 8 BWV 779
  type: MusicRecording
  duration: PT0M41S
  duration ms: 41293
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
  in album: Bach Pur
    type: MusicAlbum
    date published: 2004-10-18
track: French Suite No. 2 in C Minor, BWV 813: V. Menuet
  type: MusicRecording
  duration: PT1M11S
  duration ms: 71573
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Martin Stadtfeld
  in album: Bach Pur
    type: MusicAlbum
    date published: 2004-10-18
  isrc code: DEE860400873
track: Two-Part Inventions: Inventio 9 BWV 780
  type: MusicRecording
  duration: PT1M58S
  duration ms: 118240
  explicit: false
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  by artist: Martin Stadtfeld
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    type: MusicAlbum
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track: French Suite No. 2 in C Minor, BWV 813: VI. Gigue
  type: MusicRecording
  duration: PT1M12S
  duration ms: 72120
  explicit: false
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  by artist: Martin Stadtfeld
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    type: MusicAlbum
    date published: 2004-10-18
  isrc code: DEE860400874
track: Two-Part Inventions: Inventio 10 BWV 781
track: Three-Part Inventions: Sinfonia 1 BWV 787
track: Two-Part Inventions: Inventio 11 BWV 782
track: Three-Part Inventions: Sinfonia 2 BWV 788
track: Two-Part Inventions: Inventio 12 BWV 783
track: Three-Part Inventions: Sinfonia 3 BWV 789
track: Two-Part Inventions: Inventio 13 BWV 784
track: Three-Part Inventions: Sinfonia 4 BWV 790
track: Two-Part Inventions: Inventio 14 BWV 785
track: Three-Part Inventions: Sinfonia 5 BWV 791
track: Two-Part Inventions: Inventio 15 BWV 786
track: Three-Part Inventions: Sinfonia 6 BWV 792
track: Three-Part Inventions: Sinfonia 7 BWV 793
track: Three-Part Inventions: Sinfonia 8 BWV 794
track: Three-Part Inventions: Sinfonia 9 BWV 795
track: Three-Part Inventions: Sinfonia 10 BWV 796
track: Three-Part Inventions: Sinfonia 11 BWV 797
track: Three-Part Inventions: Sinfonia 12 BWV 798
track: Three-Part Inventions: Sinfonia 13 BWV 799
track: Three-Part Inventions: Sinfonia 14 BWV 780
track: Three-Part Inventions: Sinfonia 15 BWV 801
track: Fantasia in C Minor, BWV 906
track: Fantasia and Fugue in A Minor, BWV 944
track: Nun freut euch, liebe Christen gmein (Chorale Prelude), BWV 734
track: Prelude in B Minor

Two-Part Inventions: Inventio 10 BWV 781
type: MusicRecording
duration: PT1M0S
duration ms: 60360
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Bach Pur
  type: MusicAlbum
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Three-Part Inventions: Sinfonia 1 BWV 787
type: MusicRecording
duration: PT0M50S
duration ms: 50200
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Bach Pur
  type: MusicAlbum
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isrc code: DEE860400875

Two-Part Inventions: Inventio 11 BWV 782
type: MusicRecording
duration: PT0M52S
duration ms: 52000
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Bach Pur
  type: MusicAlbum
  date published: 2004-10-18

Three-Part Inventions: Sinfonia 2 BWV 788
type: MusicRecording
duration: PT1M49S
duration ms: 109840
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Bach Pur
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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 0xf9cc575c9c27a51d3899879436ce9f95bfd241cdfa9beaa7364b6e27681cc398. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2tmtBDmcP8lRnjCaVnspuN.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/2tmtBDmcP8lRnjCaVnspuN.
  date published: 2026-07-08T08:56:20Z
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Two-Part Inventions: Inventio 12 BWV 783
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explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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Three-Part Inventions: Sinfonia 3 BWV 789
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duration: PT0M58S
duration ms: 58640
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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Two-Part Inventions: Inventio 13 BWV 784
type: MusicRecording
duration: PT0M55S
duration ms: 55146
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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Three-Part Inventions: Sinfonia 4 BWV 790
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by artist: Martin Stadtfeld
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additional property: OTSVerifyInstructions
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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 0xbba3c11a544dbafd7a8a2bf3078a5944ea9590246cdcddd2751c08b019067d5a. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3bGMEDehOxyAILWuOEiAbV.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/3bGMEDehOxyAILWuOEiAbV.
  date published: 2026-07-08T08:56:20Z
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Two-Part Inventions: Inventio 14 BWV 785
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Three-Part Inventions: Sinfonia 5 BWV 791
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duration: PT2M35S
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by artist: Johann Sebastian Bach
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isrc code: DEE860400879

Two-Part Inventions: Inventio 15 BWV 786
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Three-Part Inventions: Sinfonia 6 BWV 792
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by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
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isrc code: DEE860400880

Three-Part Inventions: Sinfonia 7 BWV 793
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by artist: Martin Stadtfeld
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Three-Part Inventions: Sinfonia 8 BWV 794
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Three-Part Inventions: Sinfonia 9 BWV 795
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Three-Part Inventions: Sinfonia 10 BWV 796
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by artist: Johann Sebastian Bach
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Three-Part Inventions: Sinfonia 11 BWV 797
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf54005342885754400f391aaca077736c22998f2126ae55dd8013bbcf40c6c0. 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/1bHIlDskvzwuFmJgWTnuqs.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/1bHIlDskvzwuFmJgWTnuqs.
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Three-Part Inventions: Sinfonia 12 BWV 798
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Three-Part Inventions: Sinfonia 13 BWV 799
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in album: Bach Pur
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Three-Part Inventions: Sinfonia 14 BWV 780
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in album: Bach Pur
  type: MusicAlbum
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Three-Part Inventions: Sinfonia 15 BWV 801
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Fantasia in C Minor, BWV 906
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duration ms: 289213
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in album: Bach Pur
  type: MusicAlbum
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Fantasia and Fugue in A Minor, BWV 944
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in album: Bach Pur
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Nun freut euch, liebe Christen gmein (Chorale Prelude), BWV 734
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  type: MusicAlbum
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Prelude in B Minor
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by artist: Johann Sebastian Bach
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in album: Bach Pur
  type: MusicAlbum
  date published: 2004-10-18
isrc code: DEE860400893

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Goldberg Variations, BWV 988: Variation 15
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Goldberg Variations, BWV 988: Aria
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Have Yourself a Merry Little Christmas (Arr. for Piano by Martin Stadtfeld)
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Lonely Christmas (After Mendelssohn: Hark! The Herald Angels Sing, Arr. for Piano by Martin Stadtfeld)
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Veni, veni, Emanuel I
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Händel Pifa (After Messiah, HWV 56, Arr. for Piano by Martin Stadtfeld)
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Mozart Variation III (After 12 Variationen über Ah, vous dirai-je Maman/Morgen kommt der Weihnachtsmann, K.265, Arr. for Piano by Martin Stadtfeld)
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Canon, P.37 (Arr. for Piano four hands by Martin Stadtfeld)
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Armide, LWV 71, Act V: Passacaglia (Arr. for Piano four hands by Martin Stadtfeld)
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Handel: Praise (After Israel in Egypt, HWV 54: Dank sei Dir, Herr) [Short Version]
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Vivaldi: Four Seasons Winter Variation (After Violin Concerto in F Minor, Op. 8, No. 4, RV 297, III. Allegro-Lento) [Extended Version]
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  subject of: OpenTimestamps Proof of Existence
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Piano Improvisation 1 (After Prelude from Neue Clavier-Übung I, Partie V)
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Jesu meine Freude, BWV 1105 (Choral Prelude, Arr. for Cello and Piano)
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Pièces de clavecin, Sixième ordre: No.5 in B-Flat Major, "Les Baricades Misterieuses"
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Neue Clavier-Übung I, Partie V in G Major: Prelude
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Neue Clavier-Übung I, Partie V in G Major: Gigue
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Sonata in F Minor, K.466
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Prelude Piano Variation (After Prelude from Violin Sonata in F Major, Op. 5, No. 10)
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L'art de toucher le clavecin: Prelude No. 7 in B-Flat Major
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Sonata in D Minor, BWV 964: III. Andante
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Sonata in A Minor, K.54
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Suite in B-Flat Major, HWV 434: I. Prelude
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Suite in B-Flat Major, HWV 434: II. Allegro (Sonata)
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duration: PT1M23S
duration ms: 83800
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301368

Suite in B-Flat Major, HWV 434: III. Aria con Variazioni
type: MusicRecording
duration: PT2M34S
duration ms: 154520
explicit: false
by artist: George Frideric Handel
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301369

Passatempo al cembalo, Sonata No. 3 in C Minor: I. Allegro moderato
type: MusicRecording
duration: PT2M10S
duration ms: 130746
explicit: false
by artist: Baldassare Galuppi
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301373

Pièces de clavecin: XIV. Le Marche des Scythes
type: MusicRecording
duration: PT5M21S
duration ms: 321680
explicit: false
by artist: Joseph-Nicolas-Pancrace Royer
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301377

Air Piano Meditation (After Air from Orchestral Suite No. 3, BWV 1068)
type: MusicRecording
duration: PT1M53S
duration ms: 113146
explicit: false
by artist: Johann Sebastian Bach
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301394

Jesu meine Freude, BWV 1105 (Choral Prelude, Arr. for Cello and Piano)
type: MusicRecording
duration: PT2M20S
duration ms: 140520
explicit: false
by artist: Johann Sebastian Bach
by artist: Jan Vogler
by artist: Martin Stadtfeld
in album: Classical Calmness
  type: MusicAlbum
  date published: 2025-02-22
isrc code: DEE860901158
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T08:18:18+00:00

Suite in E Minor, RCT 2: IV. Gigue en rondeau II
type: MusicRecording
duration: PT1M40S
duration ms: 100253
explicit: false
by artist: Jean-Philippe Rameau
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301370

Suite in E Minor, RCT 2: VIII. Tambourin
type: MusicRecording
duration: PT1M11S
duration ms: 71840
explicit: false
by artist: Jean-Philippe Rameau
by artist: Martin Stadtfeld
in album: Baroque Colours
  type: MusicAlbum
  date published: 2023-11-03
isrc code: DEE862301371