Wilhelm Popp
type: MusicGroup
popularity: 5
followers: 150
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63abdd37f7d7715529733418720cd25cce35c33f2cd25523338ad2f45ae4f5c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954569
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954569
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b28dd8c2-5224-4ae9-a9f4-64217a3834f0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b28dd8c2-5224-4ae9-a9f4-64217a3834f0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b28dd8c2-5224-4ae9-a9f4-64217a3834f0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T14:36:29Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x63abdd37f7d7715529733418720cd25cce35c33f2cd25523338ad2f45ae4f5c0","name":"Wilhelm Popp","registered_at":"2026-06-20T13:08:14Z","symbol":"NIM1617817","token_address":"0x3b8c239292762e1f7339642855ad70c918b06c06","type":"artist","uuid":"b28dd8c2-5224-4ae9-a9f4-64217a3834f0"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63abdd37f7d7715529733418720cd25cce35c33f2cd25523338ad2f45ae4f5c0. Chain 2 (Bitcoin): anchored in block 954569 (2026-06-20T14:36:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b28dd8c2-5224-4ae9-a9f4-64217a3834f0.json and https://artists.proofprofile.net/proofs/artist/b28dd8c2-5224-4ae9-a9f4-64217a3834f0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T14:36:29Z
  text: {"copyright_id":"0x63abdd37f7d7715529733418720cd25cce35c33f2cd25523338ad2f45ae4f5c0","name":"Wilhelm Popp","registered_at":"2026-06-20T13:08:14Z","symbol":"NIM1617817","token_address":"0x3b8c239292762e1f7339642855ad70c918b06c06","type":"artist","uuid":"b28dd8c2-5224-4ae9-a9f4-64217a3834f0"}
album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
  type: MusicAlbum
  date published: 2005-06-27
  track: Concert Pitch / Kammerton: A' = 443 Hz
    type: MusicRecording
    duration: PT0M32S
    duration ms: 32252
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: I. Allegro con brio - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 108 - A' = 443 Hz
    type: MusicRecording
    duration: PT4M57S
    duration ms: 297293
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: II. Romance: Andante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 dotted / punktiert = 46 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M10S
    duration ms: 130746
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: III. Polonaise: Polacca brillante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 104 - A' = 443 Hz
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214840
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: I. Allegro con brio - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 84 - A' = 443 Hz
    type: MusicRecording
    duration: PT6M17S
    duration ms: 377440
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: II. Romance: Andante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/8 = 104 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M41S
    duration ms: 161440
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: III. Polonaise: Polacca brillante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 76 - A' = 443 Hz
    type: MusicRecording
    duration: PT4M35S
    duration ms: 275426
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: I. Allegro con brio - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 63 - A' = 443 Hz
    type: MusicRecording
    duration: PT8M22S
    duration ms: 502293
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: II. Romance: Andante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/8 = 80 - A' = 443 Hz
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206226
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
  track: Sonatina No. 3 in D Major / D-Dur, Op. 388: III. Polonaise: Polacca brillante - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 56 - A' = 443 Hz
    type: MusicRecording
    duration: PT6M3S
    duration ms: 363226
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Flute Querflöte; Wilhelm Popp: Sonatina No. 3 in D Major / D-Dur, Op. 388 (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
      type: MusicAlbum
      date published: 2005-06-27
album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
  type: MusicAlbum
  date published: 2005-08-07
  track: Concerto Pitch: A' = 443 Hz
    type: MusicRecording
    duration: PT0M31S
    duration ms: 31866
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: I. Allegro energico - Piano Accompaniment - Metronome: 1/4 = 116 - A' = 443 Hz
    type: MusicRecording
    duration: PT4M50S
    duration ms: 290640
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: II. Serenade: Allegretto - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M19S
    duration ms: 139266
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: III. Scherzo: Vivo - Piano Accompaniment - Metronome: 1/4 = 108 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M6S
    duration ms: 126693
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: I. Allegro energico - Piano Accompaniment - Metronome: 1/4 = 84 - A' = 443 Hz
    type: MusicRecording
    duration: PT6M36S
    duration ms: 396520
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: II. Serenade: Allegretto - Piano Accompaniment - Metronome: 1/4 = 44 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173866
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: III. Scherzo: Vivo - Piano Accompaniment - Metronome: 1/4 = 80 - A' = 443 Hz
    type: MusicRecording
    duration: PT2M46S
    duration ms: 166360
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
      type: MusicAlbum
      date published: 2005-08-07
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: I. Allegro energico - Piano Accompaniment - Metronome: 1/4 = 60 - A' = 443 Hz
    type: MusicRecording
    duration: PT9M4S
    duration ms: 544996
    explicit: false
    by artist: Wilhelm Popp
    in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: II. Serenade: Allegretto - Piano Accompaniment - Metronome: 1/8 = 92 - A' = 443 Hz
  track: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: III. Scherzo: Vivo - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
album: MusicAlbum
album: 6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
album: Gesellschafts-Trios, Op. 409, Vol. 1
track: Rigoletto Fantasie, Op.335
track: Gruss aus Ungarn, Op. 407
track: Verliebte Schelme (Amorous Rogue), Op. 448
track: Lockvogel (Decoy)
track: Russisches Zigeunerlied, Op. 462
track: Twelve Easy Pieces for Flute & Piano, Op. 371, No. 2
track: Sonatina No. 1, Op. 388: II. Andante (Cantilena)
track: Twelve Easy Pieces for Flute & Piano, Op. 371: No. 2 (Piano Accompaniment)
track: Sonatina No. 1, Op. 388: II. Andante (Cantilena) [Piano Accompaniment]
track: Vortrag-Stücke, Op. 462: No. 2, Russisches Zigeunerlied
track: Hungarian Dances, Op. 308: No. 3 in E Minor
track: The Cuckoo's Song, Op. 263 No. 3
track: Rigoletto-Fantasie, Op. 335
track: Nightingale Serenade, Op. 447
track: Fantaisie caprice sur "Rinaldo", Op. 203
track: Study No. 10
track: La reine des Alpes, Op. 250, Nr.3
track: Serbisches Märchen, Op. 469, Nr.4
track: Popp: Sandmännchen: Humoreske für Flöte und Klavier, Op. 471, No. 4
track: Popp: Vortrag-Stücke, Op.462: 2. Russisches Zigeunerlied

Wilhelm Popp
type: MusicGroup

Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
type: MusicAlbum
date published: 2005-08-07

6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: II. Serenade: Allegretto - Piano Accompaniment - Metronome: 1/8 = 92 - A' = 443 Hz
type: MusicRecording
duration: PT3M59S
duration ms: 239026
explicit: false
by artist: Wilhelm Popp
in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
  type: MusicAlbum
  date published: 2005-08-07

6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major: III. Scherzo: Vivo - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
type: MusicRecording
duration: PT3M42S
duration ms: 222146
explicit: false
by artist: Wilhelm Popp
in album: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: 6 Flute Sonatinas, Op. 388, No. 2, Sonatina in G Major (Piano Accompaniment / Klavierbegleitung)
  type: MusicAlbum
  date published: 2005-08-07

6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
type: MusicAlbum
date published: 2005-08-10
track: Concerto Pitch: A' = 443 Hz
  type: MusicRecording
  duration: PT0M29S
  duration ms: 29360
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 100 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298773
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: II. Andante - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206306
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: III. Rondo: Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 92 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182706
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 80 - A' = 443 Hz
  type: MusicRecording
  duration: PT6M9S
  duration ms: 369840
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: II. Andante - Piano Accompaniment - Metronome: 1/4 = 48 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235360
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: III. Rondo: Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228426
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 60 - A' = 443 Hz
  type: MusicRecording
  duration: PT8M7S
  duration ms: 487013
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: II. Andante - Piano Accompaniment - Metronome: 1/4 = 42 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264706
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major: III. Rondo: Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281093
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 1 in C Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-10

Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
type: MusicAlbum
date published: 2005-08-13
track: Concerto Pitch: A' = 443 Hz
  type: MusicRecording
  duration: PT0M32S
  duration ms: 32320
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Lento - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M24S
  duration ms: 144266
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 104 - A' = 443 Hz
  type: MusicRecording
  duration: PT1M58S
  duration ms: 118186
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Lento - Piano Accompaniment - Metronome: 1/4 = 48 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153253
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 92 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M16S
  duration ms: 136453
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Lento - Piano Accompaniment - Metronome: 1/4 = 40 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173280
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 1, Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177840
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Lento - Piano Accompaniment - Metronome: 1/4 = 60 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M4S
  duration ms: 124626
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 108 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M9S
  duration ms: 129106
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Lento - Piano Accompaniment - Metronome: 1/4 = 52 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M10S
  duration ms: 130133
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 88 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154133
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Lento - Piano Accompaniment - Metronome: 1/4 = 44 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151400
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 2, Allegro vivo - Piano Accompaniment - Metronome: 1/4 = 69 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192013
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Lento - Piano Accompaniment - Metronome: 1/4 = 52 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M11S
  duration ms: 131266
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Allegretto - Piano Accompaniment - Metronome: 1/4 = 100 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201760
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Lento - Piano Accompaniment - Metronome: 1/4 = 46 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M10S
  duration ms: 130733
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Allegretto - Piano Accompaniment - Metronome: 1/4 = 80 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231893
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Lento - Piano Accompaniment - Metronome: 1/4 = 40 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150173
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Danses hongroises, Op. 308: No. 3, Allegretto - Piano Accompaniment - Metronome: 1/4 = 60 - A' = 443 Hz
  type: MusicRecording
  duration: PT1M47S
  duration ms: 107502
  explicit: false
  by artist: Wilhelm Popp
  in album: Danses hongroises, Op. 308 (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13

6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
type: MusicAlbum
date published: 2005-08-13
track: Concerto Pitch: A' = 443 Hz
  type: MusicRecording
  duration: PT0M28S
  duration ms: 28560
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 92 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272466
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: II. Pastorale - Andantino - Piano Accompaniment - Metronome: 1/4 = 63 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203893
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: III. Finale - Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 88 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170506
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT5M27S
  duration ms: 327293
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: II. Pastorale - Andantino - Piano Accompaniment - Metronome: 1/4 = 54 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227120
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: III. Finale - Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 63 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231946
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: I. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 56 - A' = 443 Hz
  type: MusicRecording
  duration: PT6M51S
  duration ms: 411413
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: II. Pastorale - Andantino - Piano Accompaniment - Metronome: 1/4 = 46 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261906
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major: III. Finale - Un poco vivo - Piano Accompaniment - Metronome: 1/4 = 50 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280973
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 4 in F Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13

Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
type: MusicAlbum
date published: 2005-08-13
track: Concert Pitch / Kammerton: A' = 443 Hz
  type: MusicRecording
  duration: PT0M29S
  duration ms: 29360
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: I. Allegro maestoso - Andante - Piano Accompaniment - Metronome: 1/4 = 126 / 1/4 = 76 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M16S
  duration ms: 136640
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: II. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 120 - A' = 443 Hz
  type: MusicRecording
  duration: PT0M38S
  duration ms: 38960
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: III. Allegretto scherzando - Piano Accompaniment - Metronome: 1/4 = 92 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182320
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: I. Allegro maestoso - Andante - Piano Accompaniment - Metronome: 1/4 = 108 / 1/4 = 63 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158560
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: II. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 108 - A' = 443 Hz
  type: MusicRecording
  duration: PT0M46S
  duration ms: 46346
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: III. Allgretto scherzando - Piano Accompaniment - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222066
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: I. Allegro maestoso - Andante - Piano Accompaniment - Metronome: 1/4 = 84 / 1/4 = 54 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183546
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: II. Allegro non troppo - Piano Accompaniment - Metronome: 1/4 = 88 - A' = 443 Hz
  type: MusicRecording
  duration: PT0M50S
  duration ms: 50493
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13
track: Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur: III. Allegretto scherzando - Piano Accompaniment - Metronome: 1/4 = 58 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269440
  explicit: false
  by artist: Wilhelm Popp
  in album: Play It - Study Album - Little Flute Concerto / Kleines Flötenkonzert, Op. 438 in D Major / D-Dur (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    type: MusicAlbum
    date published: 2005-08-13

MusicAlbum
name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
date published: 2006-08-06
track: Concert Pitch / Kammerton: A' = 443 Hz
  type: MusicRecording
  duration: PT0M29S
  duration ms: 29746
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Dance / Spanischer Tanz: Tempo di Bolero - Piano Accompaniment / Klavierbegleitung - Metronome: 1/2 . = 54 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155573
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Dance / Spnaischer Tanz: Tempo di bolero - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 120 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197160
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Dance / Spanischer Tanz: Tempo di bolero - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 88 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264133
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Serenade / Spanische Serenade: Un poco vivo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 96 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147280
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Serenade / Spanische Serenade: Un poco vivo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178533
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Spanish Serenade / Spanische Serenade: Un poco vivo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 56 - A' = 443 Hz
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228200
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Serenade of the Nightingale / Nachtigallenserenade: Allegro comodo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/4 = 52 - A' = 443 Hz
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274173
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Serenade of the Nightingale / Nachtigallenserenade: Allegro comodo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/8 = 104 - A' = 443 Hz
  type: MusicRecording
  duration: PT6M20S
  duration ms: 380560
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06
track: Serenade of the Nightingale / Nachtigallenserenade: Allegro comodo - Piano Accompaniment / Klavierbegleitung - Metronome: 1/8 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT8M31S
  duration ms: 511160
  explicit: false
  by artist: Wilhelm Popp
  in album: MusicAlbum
    name: Play It - Study Album - Querflöte/Flute; Wilhelm Popp: Spanish Dance, Spanish Serenade and Serenade of the Nightingale / Spanischer Tanz, Spanische Serenade und Nachtigallenserenade (Piano Accompaniment / Klavierbegleitung - A' = 443 Hz)
    date published: 2006-08-06

6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
type: MusicAlbum
date published: 2006-08-13
track: Concerto Pitch: A' = 443 Hz
  type: MusicRecording
  duration: PT0M27S
  duration ms: 27786
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2006-08-13
track: 6 Flute Sonatinas, Op. 388: No. 6, Sonatina in D Major - Allegro maestoso - Piano Accompaniment - Metronome: 1/4 = 92 - A' = 443 Hz
  type: MusicRecording
  duration: PT7M55S
  duration ms: 475893
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2006-08-13
track: 6 Flute Sonatinas, Op. 388: No. 6, Sonatina in D Major - Allegro maestoso - Piano Accompaniment - Metronome: 1/4 = 72 - A' = 443 Hz
  type: MusicRecording
  duration: PT9M51S
  duration ms: 591120
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2006-08-13
track: 6 Flute Sonatinas, Op. 388: No. 6, Sonatina in D Major - Allegro maestoso - Piano Accompaniment - Metronome: 1/4 = 58 - A' = 443 Hz
  type: MusicRecording
  duration: PT12M2S
  duration ms: 722333
  explicit: false
  by artist: Wilhelm Popp
  in album: 6 Flute Sonatinas, Op. 388, Sonatina No. 6 in D Major (Piano Accompaniment - A' = 443 Hz)
    type: MusicAlbum
    date published: 2006-08-13

Wilhelm Popp: Complete Sonatinas for Flute and Piano
type: MusicAlbum
date published: 2022-08-17
track: Sonatina No. 1 in C Major for flute and piano, Op. 388/1: Allegro non Troppo - Remastered
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252320
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 1 in C Major for flute and piano, Op. 388/1: Cantilene. Andante - Remastered
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182506
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 1 in C Major for flute and piano, Op. 388/1: Rondo. Allegro Vivo - Remastered
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149493
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 2 in G Major for flute and piano, Op. 388/2: Allegro Energico - Remastered
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280960
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 2 in G Major for flute and piano, Op. 388/2: Serenade. Allegretto - Remastered
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140560
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 2 in G Major for flute and piano, Op. 388/2: Scherzo. Vivo - Remastered
  type: MusicRecording
  duration: PT1M51S
  duration ms: 111040
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 3 in D Major for flute and piano, Op. 388/3: Allegro con Brio - Remastered
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284160
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 3 in D Major for flute and piano, Op. 388/3: Romanze. Andante - Remastered
  type: MusicRecording
  duration: PT2M10S
  duration ms: 130373
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 3 in D Major for flute and piano, Op. 388/3: Polonaise. Polacca Brillante - Remastered
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192466
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 4 in F Major for flute and piano, Op. 388/4: Allegro non Troppo - Remastered
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226146
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 4 in F Major for flute and piano, Op. 388/4: Pastoral. Andantino - Remastered
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176546
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 4 in F Major for flute and piano, Op. 388/4: Finale. Un poco Vivo - Remastered
  type: MusicRecording
  duration: PT2M6S
  duration ms: 126533
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 5 in C Major for flute and piano, Op. 388/5: Allegro Meastoso - Remastered
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265453
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 5 in C Major for flute and piano, Op. 388/5: Romanze. Allegretto quasi Andantino - Remastered
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197853
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Sonatina No. 6 in D Major for flute and piano, Op. 388/6: Allegro Maestoso - Remastered
  type: MusicRecording
  duration: PT6M30S
  duration ms: 390106
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17
track: Rhapsodie Hongroise for flute and piano, Op. 385: Maestoso - Adagio - Presto - Remastered
  type: MusicRecording
  duration: PT6M14S
  duration ms: 374263
  explicit: false
  by artist: Wilhelm Popp
  in album: Wilhelm Popp: Complete Sonatinas for Flute and Piano
    type: MusicAlbum
    date published: 2022-08-17

Gesellschafts-Trios, Op. 409, Vol. 1
type: MusicAlbum
date published: 2023-09-01
track: Gesellschafts-Trios, Op. 409: Nr. 2 An die Natur
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212917
  explicit: false
  by artist: Wilhelm Popp
  in album: Gesellschafts-Trios, Op. 409, Vol. 1
    type: MusicAlbum
    date published: 2023-09-01
track: Gesellschafts-Trios, Op. 409: Nr. 6 Erinnerung an Richard Wagner
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232264
  explicit: false
  by artist: Wilhelm Popp
  in album: Gesellschafts-Trios, Op. 409, Vol. 1
    type: MusicAlbum
    date published: 2023-09-01
track: Gesellschafts-Trios, Op. 409: Nr. 5 Rumänisches Ständchen
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122760
  explicit: false
  by artist: Wilhelm Popp
  in album: Gesellschafts-Trios, Op. 409, Vol. 1
    type: MusicAlbum
    date published: 2023-09-01

Rigoletto Fantasie, Op.335
type: MusicRecording
duration: PT10M9S
duration ms: 609280
explicit: false
by artist: Wilhelm Popp
by artist: Miriam Terragni
by artist: Catherine Sarasin
in album: Paraphrases Brillantes - Virtuoso Operatic Music for Flute and Piano
  type: MusicAlbum
  date published: 2010-03-31

Gruss aus Ungarn, Op. 407
type: MusicRecording
duration: PT5M42S
duration ms: 342773
explicit: false
by artist: Wilhelm Popp
by artist: András Adorján
by artist: Christian Ivaldi
in album: Fantaisie hongroise
  type: MusicAlbum
  date published: 2015-09-04

Verliebte Schelme (Amorous Rogue), Op. 448
type: MusicRecording
duration: PT4M56S
duration ms: 296978
explicit: false
by artist: Wilhelm Popp
by artist: Jean-Louis Beaumadier
by artist: András Adorján
by artist: Christelle Abinasr
in album: Postcards: World Piccolo, Vol. 2
  type: MusicAlbum
  date published: 2015-09-04

Lockvogel (Decoy)
type: MusicRecording
duration: PT4M44S
duration ms: 284290
explicit: false
by artist: Wilhelm Popp
by artist: Jean-Louis Beaumadier
by artist: András Adorján
by artist: Christelle Abinasr
in album: Postcards: World Piccolo, Vol. 2
  type: MusicAlbum
  date published: 2015-09-04

Russisches Zigeunerlied, Op. 462
type: MusicRecording
duration: PT3M51S
duration ms: 231266
explicit: false
by artist: Wilhelm Popp
by artist: Hans-Jörg Wegner
by artist: Christiane Kroeker
in album: Flöten-Fantasien
  type: MusicAlbum
  date published: 1993-01-01
isrc code: DEC299318702
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:43:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x07f1407c5e6bb3347281f391360aba4d854f38bc685852cd32aa582bc43dfdef
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC299318702
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07f1407c5e6bb3347281f391360aba4d854f38bc685852cd32aa582bc43dfdef. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC299318702.
  date published: 2026-07-02T03:55:08Z

Twelve Easy Pieces for Flute & Piano, Op. 371, No. 2
type: MusicRecording
duration: PT1M49S
duration ms: 109829
explicit: false
by artist: Wilhelm Popp
by artist: Peter Wastall
by artist: Mel Orriss
by artist: Paul Honey
in album: First Repertoire Pieces for Flute
  type: MusicAlbum
  date published: 2012-03-19

Sonatina No. 1, Op. 388: II. Andante (Cantilena)
type: MusicRecording
duration: PT2M12S
duration ms: 132733
explicit: false
by artist: Wilhelm Popp
by artist: Peter Wastall
by artist: Mel Orriss
by artist: Paul Honey
in album: First Repertoire Pieces for Flute
  type: MusicAlbum
  date published: 2012-03-19

Twelve Easy Pieces for Flute & Piano, Op. 371: No. 2 (Piano Accompaniment)
type: MusicRecording
duration: PT1M51S
duration ms: 111388
explicit: false
by artist: Wilhelm Popp
by artist: Peter Wastall
by artist: Paul Honey
in album: First Repertoire Pieces for Flute
  type: MusicAlbum
  date published: 2012-03-19

Sonatina No. 1, Op. 388: II. Andante (Cantilena) [Piano Accompaniment]
type: MusicRecording
duration: PT2M10S
duration ms: 130991
explicit: false
by artist: Wilhelm Popp
by artist: Peter Wastall
by artist: Paul Honey
in album: First Repertoire Pieces for Flute
  type: MusicAlbum
  date published: 2012-03-19

Vortrag-Stücke, Op. 462: No. 2, Russisches Zigeunerlied
type: MusicRecording
duration: PT3M31S
duration ms: 211893
explicit: false
by artist: Wilhelm Popp
by artist: Vicent Morelló
by artist: Daniel del Pino
in album: Gypsy Inspiration
  type: MusicAlbum
  date published: 2016-10-07

Hungarian Dances, Op. 308: No. 3 in E Minor
type: MusicRecording
duration: PT3M59S
duration ms: 239413
explicit: false
by artist: Wilhelm Popp
by artist: Shigenori Kudo
by artist: Cecilia Kudo
in album: Encore
  type: MusicAlbum
  date published: 2015-09-23

The Cuckoo's Song, Op. 263 No. 3
type: MusicRecording
duration: PT2M31S
duration ms: 151960
explicit: false
by artist: Wilhelm Popp
by artist: Ji Hye Jang
in album: I Am Piano
  type: MusicAlbum
  date published: 2016-02-01

Rigoletto-Fantasie, Op. 335
type: MusicRecording
duration: PT11M52S
duration ms: 712373
explicit: false
by artist: Wilhelm Popp
by artist: Francesca Canali
by artist: Fausto Quintabà
in album: Evviva Verdi!
  type: MusicAlbum
  date published: 2013-05-01

Nightingale Serenade, Op. 447
type: MusicRecording
duration: PT3M34S
duration ms: 214000
explicit: false
by artist: Wilhelm Popp
by artist: Manuela Wiesler
by artist: Mats Widlund
in album: Wiesler, Manuela: Flute Music
  type: MusicAlbum
  date published: 1994-09-30
isrc code: SEAEG9489060

Fantaisie caprice sur "Rinaldo", Op. 203
type: MusicRecording
duration: PT13M43S
duration ms: 823480
explicit: false
by artist: Wilhelm Popp
by artist: Dorothea Seel
by artist: Christoph Hammer
in album: Fascination Opera: A Virtuoso Firework of Fantasies & Variations
  type: MusicAlbum
  date published: 2020-04-17

Study No. 10
type: MusicRecording
duration: PT0M35S
duration ms: 35813
explicit: false
by artist: Wilhelm Popp
by artist: Janet Way
in album: Grade by Grade Flute – Grade 1
  type: MusicAlbum
  date published: 2013-11-20

La reine des Alpes, Op. 250, Nr.3
type: MusicRecording
duration: PT6M11S
duration ms: 371564
explicit: false
by artist: Wilhelm Popp
by artist: Marko Zupan
by artist: Minka Popovic
in album: Wanderlust
  type: MusicAlbum
  date published: 2018-11-30

Serbisches Märchen, Op. 469, Nr.4
type: MusicRecording
duration: PT4M0S
duration ms: 240421
explicit: false
by artist: Wilhelm Popp
by artist: Marko Zupan
by artist: Minka Popovic
in album: Wanderlust
  type: MusicAlbum
  date published: 2018-11-30

Popp: Sandmännchen: Humoreske für Flöte und Klavier, Op. 471, No. 4
type: MusicRecording
duration: PT4M14S
duration ms: 254106
explicit: false
by artist: Wilhelm Popp
by artist: Wilbert Magré
by artist: Wim Magré
by artist: Erica Vogel
in album: Prelude
  type: MusicAlbum
  date published: 2018-08-01
isrc code: NLL6R1900511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:58:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55b8f39f8193bec80f3b1b784e21ff5ebf74c26e6b86482a1d7fceb6be9f9cea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL6R1900511
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55b8f39f8193bec80f3b1b784e21ff5ebf74c26e6b86482a1d7fceb6be9f9cea. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL6R1900511.
  date published: 2026-07-08T03:53:27Z

Popp: Vortrag-Stücke, Op.462: 2. Russisches Zigeunerlied
type: MusicRecording
duration: PT4M30S
duration ms: 270320
explicit: false
by artist: Wilhelm Popp
by artist: Wilbert Magré
by artist: Wim Magré
by artist: Erica Vogel
in album: Prelude
  type: MusicAlbum
  date published: 2018-08-01