Thomas Füri
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genre: classical
description: Thomas Füri (22 July 1947 – 23 July 2017)) was a Swiss violinist, and a teacher at the Hochschule für Musik Basel. He studied with his father Erich Füri and with Max Rostal at the Hochschule für Musik
popularity: 25
followers: 299
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    by artist: RIAS Symphony Orchestra Berlin
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    genre: opera
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-08-01T03:50:58Z
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album: Wassenaer: 6 Concerti Armonici (attrib. Pergolesi)
album: Baroque Guitar
album: Antonio Vivaldi: Cello Works
album: Best of Baroque - Die 50 größten Barock-Werke
album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
album: Mirror of Silence - Tranquil Classics
album: Vivaldi 101
album: The Flight of the Bumblebee - Spring Music
album: Meditation - Relaxing Classics
album: Waltz Gold - 100 Great Tracks
album: S. Veress: Musica concertante - Clarinet Concerto
album: Heinz Holliger: Essentials
album: Vivaldi: Concerti
album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
album: Handel: Music for the Royal Fireworks and Water Musick
album: C.P.E. Bach: 6 Hamburg Symphonies, Wq. 182
album: Vivaldi: Flötenkonzerte RV 441-445
album: Graun / Krebs / Telemann: Oboe Concertos
album: Thomas Füri - The Early Viennese School

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Richter / Stamitz / Filtz / Cannabich: Concertos of the Mannheim School
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date published: 1980-01-01

Wassenaer: 6 Concerti Armonici (attrib. Pergolesi)
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date published: 1989-01-01
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  by artist: Thomas Füri
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    date published: 1989-01-01
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  genre: dutch-baroque
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  additional property: OTSVerifyInstructions
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    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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T21:25:57Z
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track: 6 Concerti Armonici (Formerly Attributed To Pergolesi) / No. 5 In B Flat: 2. Da Capella. Presto
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-08-01T03:41:24Z
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  subject of: OpenTimestamps Proof of Existence
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
type: DigitalDocument
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date published: 2026-07-30T01:34:28Z

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Baroque Guitar
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date published: 2024-08-19
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Cello Suite No. 4 in E-Flat Major, BWV 1010: Bourrée II (Arr. Celedonio Romero for Guitar)
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audio: Prelude for Lute in C minor, BWV 999 - transcription for guitar in D minor: Prelude For Lute In C Minor, BWV 999
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Suite in E minor, BWV 996: 5. Bourée
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Notenbüchlein für Anna Magdalena Bach (Arr. for guitar A. Lagoya): 26. Musette in D major, Anh.126
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La Sena festeggiante, RV 693: Overture. Allegro molto
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 2. Fantasmi (Presto)
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 4. Presto
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Partita No. 2 for Solo Violin in D Minor, BWV 1004 (Arr. Sasaki for Guitar): II. Corrente
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Partita in B-Flat Major, BWV 825: V. Menuet I (Arr. Reichenbach for Guitar)
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  date published: 2026-07-30T03:35:13Z
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Concerto In C Major (After RV82): 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:06:10Z
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Prelude In C Minor Bwv 999 (Played In D Minor)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-14T18:13:17Z
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Sonata for cello and Continuo in B flat, RV.47: 4. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Sonatina No. 3 in D Major, H. 294
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Sonata for Lute, Violin and Continuo, RV.82 - Arr. for guitar: Pepe Romero: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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Partita in B-Flat Major, BWV 825: VI. Menuet II (Arr. Reichenbach for Guitar)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:36:16Z
audio: Partita in B-Flat Major, BWV 825: VI. Menuet II (Arr. Reichenbach for Guitar)
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Sonata for Cello and Continuo in E minor, R.40: 4. Allegro
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by artist: Maurice Gendron
by artist: Marijke Smit Sibinga
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T15:42:38Z
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 3. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Prelude for Lute in C Minor, BWV 999
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T03:35:13Z
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Prelude in C minor
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Sonata for Violin, Lute and Continuo, RV.85 - Arr. for guitar: Pepe Romero: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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Suite in E for Lute, BWV 1006a/1000 - Arr. for Guitar: 5. Bourrée
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Prelude for Lute in C Minor, BWV 999 (Transcr. for Guitar in D Minor)
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by artist: Celedonio Romero
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Flute Sonata in G Minor, RV 51: 1. Prelude
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by artist: Jean Christophe Frisch
by artist: Christine Plubeau
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by artist: Claude Wassmer
by artist: Alessandro De Marchi
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:41:38Z
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Concerto for Lute, 2 Violins and Continuo in D Major, RV 93 - Arr. for 4 Guitars: III. Allegro
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by artist: Angel Romero
by artist: Celedonio Romero
by artist: Celin Romero
by artist: Pepe Romero
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:06:10Z
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Suite in E Major, BWV 1006a: IV. Menuet II - Menuet I
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T23:52:38Z
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Partita No. 1 in B flat, BWV 825 - Arr. Guitar (D major): 1. Praeludium
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:36:16Z
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Sonata for Lute, Violin and Continuo, RV 82: 3. Allegro (Arr. for Guitar)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:53:07Z
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Sonatina No. 1 in G Major, H. 292
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07cc6d150197fcbe244ea1d1f236853f3304f665b1d8fa4a7e13ca18dccf9c6c. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078011371 — a six-check JSON result.
  date published: 2026-07-30T15:42:38Z
audio: Sonatina No. 1 in G Major, H. 292
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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    value: 0.328
  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Prelude in C Minor, BWV 999
type: MusicRecording
duration: PT1M51S
duration ms: 111000
explicit: false
by artist: Johann Sebastian Bach
by artist: Göran Söllscher
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058402800
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x5ccaa666d862419b342431e00d0549319b38ba5865b151f2a75090fe43c6d83c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960296
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058402800
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T19:11:09Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ccaa666d862419b342431e00d0549319b38ba5865b151f2a75090fe43c6d83c. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058402800 — a six-check JSON result.
  date published: 2026-07-30T19:11:09Z
audio: Prelude in C Minor, BWV 999
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 155.48
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.191
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Suite for Solo Cello No. 2 in D Minor, BWV 1008 (Transcr. for Solo Guitar by Göran Söllscher): III. Courante
type: MusicRecording
duration: PT2M10S
duration ms: 130000
explicit: false
by artist: Johann Sebastian Bach
by artist: Göran Söllscher
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059102413
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:38:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x737b6bb60fe307511a591e9ca693dedb5efd228097263ee68cfa5b4b0cdc1416
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059102413
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x737b6bb60fe307511a591e9ca693dedb5efd228097263ee68cfa5b4b0cdc1416. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059102413 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Suite for Solo Cello No. 2 in D Minor, BWV 1008 (Transcr. for Solo Guitar by Göran Söllscher): III. Courante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.922
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.394
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.918
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.517
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.061
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Suite in E Major, BWV 1006a: V. Bourrée
type: MusicRecording
duration: PT1M49S
duration ms: 109000
explicit: false
by artist: Johann Sebastian Bach
by artist: Narciso Yepes
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF057300316
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T11:06:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6714fe4e0198cc4abc71ae440bcbab399f2f7752e7f8a8b229d1c7a36d03c1c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960250
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057300316
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T11:13:28Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6714fe4e0198cc4abc71ae440bcbab399f2f7752e7f8a8b229d1c7a36d03c1c0. Chain 2 (Bitcoin): anchored in block 960250 (2026-07-30T11:13:28Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057300316 — a six-check JSON result.
  date published: 2026-07-30T11:13:28Z
audio: Suite in E Major, BWV 1006a: V. Bourrée
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.304
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.312
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.941
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.66
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Prelude, Fugue and Allegro in E Flat Major, BWV 998 (Arr. for Guitar and Lute): III. Allegro
type: MusicRecording
duration: PT2M0S
duration ms: 120000
explicit: false
by artist: Johann Sebastian Bach
by artist: Narciso Yepes
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF057303823
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:39:30+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057303823
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4af56a9517626a2b5f90ad4f1ab5ab2a9c0ec7b91d3f98dd92cfd57d923d4de3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057303823 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Prelude, Fugue and Allegro in E Flat Major, BWV 998 (Arr. for Guitar and Lute): III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.45
  additional property: Energy
    type: PropertyValue
    value: 0.409
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.934
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.869
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.136
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite in G Minor for Lute, BWV 995 - Arr. for Guitar (A Minor): 3. Courante
type: MusicRecording
duration: PT1M58S
duration ms: 118160
explicit: false
by artist: Johann Sebastian Bach
by artist: Eduardo Fernandez
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBF078711513
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078711513
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9685fd7cb811da9f0271c5ec3013155a6d20415c468054724cfbe561e738ef6f. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078711513 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: Suite in G Minor for Lute, BWV 995 - Arr. for Guitar (A Minor): 3. Courante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.404
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Mandolin Concerto in C Major, RV 425 (Arr. P. Romero for Guitar, Strings and Continuo): II. Largo
type: MusicRecording
duration: PT2M9S
duration ms: 129420
explicit: false
by artist: Antonio Vivaldi
by artist: Celedonio Romero
by artist: San Antonio Symphony Orchestra
by artist: Victor Alessandro
in album: Baroque Guitar
  type: MusicAlbum
  date published: 2024-08-19
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: NLA506700695
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T15:29:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10298f61fee56e65074fcd55bbd32f6601e0039e53b0386299bfd8ab64d8aa6d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700695
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10298f61fee56e65074fcd55bbd32f6601e0039e53b0386299bfd8ab64d8aa6d. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700695 — a six-check JSON result.
  date published: 2026-07-30T15:42:38Z
audio: Mandolin Concerto in C Major, RV 425 (Arr. P. Romero for Guitar, Strings and Continuo): II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 50
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
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    value: 0
  additional property: Energy
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    value: 0
  additional property: Speechiness
    type: PropertyValue
    value: 0
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Concerto for 2 Violins in A Major, Op. 3/5, RV 519 (L'estro armonico No. 5): II. Largo
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English Suite No. 3 in G minor, BWV 808 - Transcr. for two guitars A. Lagoya: 3. Courante
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Notenbüchlein für Anna Magdalena Bach (Arr. for guitar A. Lagoya): 5. Menuet in G minor, Anh.115
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  date published: 2026-07-08T03:20:19Z
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Suite in E Major, BWV 1006a: VI. Bourrée
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12 Concertos, Op. 3 - "L'estro armonico" - Arr.for 4 Guitars Pepe Romero (1944-) - Concerto No. 10 in B minor for 4 violins and cello: 2. Largo - Larghetto
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Sonata in D Minor, H. 71: I. Allegro con spirito
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Concerto for Lute, 2 Violins and Continuo in D, RV.93: 3. Allegro
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Suite for Solo Cello No. 1 in G Major, BWV 1007 (Transcr. for Solo Guitar by Göran Söllscher): VI. Gigue
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  date published: 2026-07-08T03:20:19Z
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Suite in G Minor for Lute, BWV 995: III. Courante
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Sonata for Cello and Continuo in B flat, R.45: 4. Allegro
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Sonata in F for Flute & Harpsichord, H.597: 3. Allegro Assai
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Antonio Vivaldi: Cello Works
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Best of Baroque - Die 50 größten Barock-Werke
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track: Solomon, HWV 67: The Arrival of the Queen of Sheba
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  subject of: OpenTimestamps Proof of Existence
  audio: Goldberg Variations, BWV 988: Aria
track: The Four Seasons, Winter, Violin Concerto in F Minor, RV 297, Op. 8 No. 4: I. Allegro non molto
track: Ich habe genug, BWV 82: I. Aria. Ich habe genug, ich habe den Heiland (Bass)
track: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. [Allegro]
track: Messiah, HWV 56: "Hallelujah"
track: Concerto in F Major, Op. 4, No. 12: 2. Largo

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date published: 2026-07-09T02:31:37Z

Goldberg Variations, BWV 988: Aria
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The Four Seasons, Winter, Violin Concerto in F Minor, RV 297, Op. 8 No. 4: I. Allegro non molto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Ich habe genug, BWV 82: I. Aria. Ich habe genug, ich habe den Heiland (Bass)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T04:30:37Z
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. [Allegro]
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Messiah, HWV 56: "Hallelujah"
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subject of: OpenTimestamps Proof of Existence
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Concerto in F Major, Op. 4, No. 12: 2. Largo
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x981a3a2b511bc221a41927fec1aa5585df0eea9cc4fad61665f0df10ca869f5a. Chain 2 (Bitcoin): anchored in block 960503 (2026-08-01T03:41:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059102652 — a six-check JSON result.
  date published: 2026-08-01T03:41:24Z
audio: Concerto in F Major, Op. 4, No. 12: 2. Largo
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.042
  additional property: Loudness (dB)
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  additional property: Key Name
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Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
type: MusicAlbum
date published: 2002-01-01
track: Solomon, HWV 67 / Act III: Sinfonia "The Arrival of the Queen of Sheba"
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187960
  explicit: false
  by artist: George Frideric Handel
  by artist: The English Concert
  by artist: Trevor Pinnock
  in album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
    type: MusicAlbum
    date published: 2002-01-01
  genre: classical
  genre: opera
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  genre: choral
  isrc code: DEF058401950
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x535fc18055d53930089aeb2dda83b08be87551ae11fa47e9bf33bea0494881c9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058401950
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x535fc18055d53930089aeb2dda83b08be87551ae11fa47e9bf33bea0494881c9. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058401950 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Solomon, HWV 67 / Act III: Sinfonia "The Arrival of the Queen of Sheba"
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Brandenburg Concerto No. 3 in G Major, BWV. 1048: I. Allegro
  type: MusicRecording
  duration: PT5M45S
  duration ms: 345680
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: The English Concert
  by artist: Trevor Pinnock
  in album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
    type: MusicAlbum
    date published: 2002-01-01
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: DEF058200411
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956889
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058200411
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T06:56:49Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61f9404dcb57f48850b8e86d7e7960571afaf021c0b2055de852c3cc1ebe9b0e. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058200411 — a six-check JSON result.
    date published: 2026-07-06T06:56:49Z
  audio: Brandenburg Concerto No. 3 in G Major, BWV. 1048: I. Allegro
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277666
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Orpheus Chamber Orchestra
  in album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
    type: MusicAlbum
    date published: 2002-01-01
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: DEF058902770
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
track: Canon in D Major, P. 37
track: Concerto in F Major for Flute & Strings, Op. 10, No. 1, RV 433 "La tempesta di mare": I. Allegro

CopyrightID
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CopyrightStatus
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value: registered

CopyrightRegisteredAt
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CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xa068365affbd9c5d8b288a5c032f118a2b7df69d324105c5e444f2d5505f839b

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902770

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa068365affbd9c5d8b288a5c032f118a2b7df69d324105c5e444f2d5505f839b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902770 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Canon in D Major, P. 37
type: MusicRecording
duration: PT4M10S
duration ms: 250840
explicit: false
by artist: Johann Pachelbel
by artist: Edward Brewer
by artist: Orpheus Chamber Orchestra
in album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
  type: MusicAlbum
  date published: 2002-01-01
isrc code: DEF058902730
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc7c3ee7ff92fa5534c4d676049dc89581e3207e93ed4d39b286dcbdcdc7c941
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902730
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc7c3ee7ff92fa5534c4d676049dc89581e3207e93ed4d39b286dcbdcdc7c941. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902730 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Canon in D Major, P. 37
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.253
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Concerto in F Major for Flute & Strings, Op. 10, No. 1, RV 433 "La tempesta di mare": I. Allegro
type: MusicRecording
duration: PT2M43S
duration ms: 163786
explicit: false
by artist: Antonio Vivaldi
by artist: Patrick Gallois
by artist: Orpheus Chamber Orchestra
in album: Pachelbel: Canon - Baroque Music by Bach, Handel, Purcell, Vivaldi
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: DEF059204161
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:52:43+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xf96578769c295f59d99c34dc0a06f0c0e95eaf9c1ecfb25c81e2a96f7acfc3d8
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059204161
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf96578769c295f59d99c34dc0a06f0c0e95eaf9c1ecfb25c81e2a96f7acfc3d8. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059204161 — a six-check JSON result.
  date published: 2026-07-06T07:16:32Z
audio: Concerto in F Major for Flute & Strings, Op. 10, No. 1, RV 433 "La tempesta di mare": I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Mirror of Silence - Tranquil Classics
type: MusicAlbum
date published: 2008-01-01
track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 - "Moonlight": I. Adagio sostenuto
  type: MusicRecording
  duration: PT6M6S
  duration ms: 366160
  explicit: false
  by artist: Ludwig van Beethoven
  by artist: Emil Gilels
  in album: Mirror of Silence - Tranquil Classics
    type: MusicAlbum
    date published: 2008-01-01
  popularity: 2
  genre: classical
  genre: classical-piano
  genre: chamber-music
  isrc code: DEF058001181
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T01:53:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xce0be0725eab784fb375c3f7e362e28945da78c097fb52fcfd949d30df3a0291
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058001181
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-08T03:20:19Z
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    date published: 2026-07-30T08:04:30Z
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  subject of: OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
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date published: 2026-07-30T17:23:26Z

Eine kleine Nachtmusik, K. 525: II. Romance. Andante
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T12:24:41Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T05:17:02Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Mandolin Concerto in C Major, RV 425: II. Largo
track: Orlando furioso RV 728 / Act 3, Scène 8: Ritornello (fragment d’un air pour Ruggiero)

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date published: 2026-07-08T03:20:19Z

Mandolin Concerto in C Major, RV 425: II. Largo
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Orlando furioso RV 728 / Act 3, Scène 8: Ritornello (fragment d’un air pour Ruggiero)
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subject of: OpenTimestamps Proof of Existence
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.364
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.946
  additional property: Loudness (dB)
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    value: -20.042
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
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The Flight of the Bumblebee - Spring Music
type: MusicAlbum
date published: 2000-01-01
track: The Tale of Tsar Saltan: Flight of the Bumblebee (Arr. Feygin for String Orchestra)
  type: MusicRecording
  duration: PT1M9S
  duration ms: 69960
  explicit: false
  by artist: Nikolai Rimsky-Korsakov
  by artist: Irina Saizewa
  by artist: Violin Ensemble of the Bolshoi Theatre, Moscow
  by artist: Julij Rejentowitsch
  in album: The Flight of the Bumblebee - Spring Music
    type: MusicAlbum
    date published: 2000-01-01
  popularity: 1
  genre: classical
  genre: late-romantic-era
  genre: early-modern-classical
  genre: avant-garde
  genre: russian-romanticism
  isrc code: DEF057202280
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T03:41:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x403509c891cee89c453c6238f3b90f982933f77162b496276d23f4ab9eeaf3a3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202280
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x403509c891cee89c453c6238f3b90f982933f77162b496276d23f4ab9eeaf3a3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202280 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: The Tale of Tsar Saltan: Flight of the Bumblebee (Arr. Feygin for String Orchestra)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 175.319
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
      value: 0.294
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.966
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.009
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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      value: 0.272
    additional property: Loudness (dB)
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      value: -23.432
    additional property: Key Name
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    additional property: Mode Name
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track: Piano Concerto No. 27 in B-Flat Major, K. 595: III. Allegro (Cadenzas: Mozart, Gulda, Mozart)
  type: MusicRecording
  duration: PT9M20S
  duration ms: 560453
  explicit: false
  by artist: Friedrich Gulda
  by artist: Wolfgang Amadeus Mozart
  by artist: Wiener Philharmoniker
  by artist: Claudio Abbado
  in album: The Flight of the Bumblebee - Spring Music
    type: MusicAlbum
    date published: 2000-01-01
  popularity: 5
  isrc code: DEF057500383
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T21:05:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x65ee8a5e83117ae563d9c4988a1fb0ad2247867595a4f5a7183950c67c413941
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500383
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65ee8a5e83117ae563d9c4988a1fb0ad2247867595a4f5a7183950c67c413941. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500383 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: Piano Concerto No. 27 in B-Flat Major, K. 595: III. Allegro (Cadenzas: Mozart, Gulda, Mozart)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 152.413
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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      value: 0.41
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.086
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
      value: Major
track: L'Arlésienne Suite No. 1, WD 40: II. Minuetto
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193840
  explicit: false
  by artist: Georges Bizet
  by artist: London Symphony Orchestra
  by artist: Claudio Abbado
  in album: The Flight of the Bumblebee - Spring Music
    type: MusicAlbum
    date published: 2000-01-01
  popularity: 22
  genre: classical
  genre: opera
  isrc code: DEF058001002
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: L'Arlésienne Suite No. 1, WD 40: II. Minuetto
track: Fantasia on Greensleeves
track: Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
track: Melody in F, Op. 3, No. 1 - Arr. G. Saborow

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-08T19:03:37+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x516ece072a1d4bd5d9006791784ab36cb450be8827fc00716a16b156829ff9ad

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 953520

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/953520

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058001002

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x516ece072a1d4bd5d9006791784ab36cb450be8827fc00716a16b156829ff9ad. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058001002 — a six-check JSON result.
date published: 2026-06-13T13:32:09Z

L'Arlésienne Suite No. 1, WD 40: II. Minuetto
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 154.661
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
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  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.328
additional property: Energy
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  value: 0.025
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.955
additional property: Instrumentalness
  type: PropertyValue
  value: 0.34
additional property: Liveness
  type: PropertyValue
  value: 0.075
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.436
additional property: Loudness (dB)
  type: PropertyValue
  value: -31.264
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
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Fantasia on Greensleeves
type: MusicRecording
duration: PT4M26S
duration ms: 266880
explicit: false
by artist: Ralph Vaughan Williams
by artist: Orpheus Chamber Orchestra
in album: The Flight of the Bumblebee - Spring Music
  type: MusicAlbum
  date published: 2000-01-01
popularity: 5
isrc code: DEF058501440
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:46:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb32ed8ca88f9c050d740a9528328d1d1cb4f60e86a557ea342c0448004b64bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058501440
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb32ed8ca88f9c050d740a9528328d1d1cb4f60e86a557ea342c0448004b64bf. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058501440 — a six-check JSON result.
  date published: 2026-07-06T07:53:57Z
audio: Fantasia on Greensleeves
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.678
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.144
  additional property: Energy
    type: PropertyValue
    value: 0.02
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.924
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.508
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
type: MusicRecording
duration: PT4M28S
duration ms: 268173
explicit: false
by artist: Victor Massé
by artist: Patrick Gallois
by artist: Richard Friedman
by artist: Fabrice Pierre
by artist: London Festival Orchestra
by artist: Ross Pople
in album: The Flight of the Bumblebee - Spring Music
  type: MusicAlbum
  date published: 2000-01-01
popularity: 24
isrc code: DEF059304180
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:05:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x262c4a89a4020e40ecf2ee2d2c1786db298ffd50a1955fbfc08722668277e33b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304180
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x262c4a89a4020e40ecf2ee2d2c1786db298ffd50a1955fbfc08722668277e33b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304180 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.632
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.341
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
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    value: 0.076
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.434
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
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Melody in F, Op. 3, No. 1 - Arr. G. Saborow
type: MusicRecording
duration: PT2M8S
duration ms: 128466
explicit: false
by artist: Anton Rubinstein
by artist: Irina Saizewa
by artist: Violin Ensemble of the Bolshoi Theatre, Moscow
by artist: Julij Rejentowitsch
in album: The Flight of the Bumblebee - Spring Music
  type: MusicAlbum
  date published: 2000-01-01
popularity: 4
isrc code: DEF057202350
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9d9e76e6bce7cf00f91281b912cedef96b60318fbae63042f9e5e44e96897bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202350
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9d9e76e6bce7cf00f91281b912cedef96b60318fbae63042f9e5e44e96897bc. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202350 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: Melody in F, Op. 3, No. 1 - Arr. G. Saborow
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Meditation - Relaxing Classics
type: MusicAlbum
date published: 2008-01-01
track: Thaïs: Meditation
  type: MusicRecording
  duration: PT5M59S
  duration ms: 359693
  explicit: false
  by artist: Jules Massenet
  by artist: Michel Schwalbé
  by artist: Berliner Philharmoniker
  by artist: Herbert von Karajan
  in album: Meditation - Relaxing Classics
    type: MusicAlbum
    date published: 2008-01-01
  genre: classical
  isrc code: DEF056701310
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x968b6b8452d5323d3b3f36a6f7306dd189986f247bf820ddc239cbbf0611180f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056701310
  additional property: OTSTimestamp
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x968b6b8452d5323d3b3f36a6f7306dd189986f247bf820ddc239cbbf0611180f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056701310 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: Thaïs: Meditation
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Le carnaval des animaux, R. 125: XIII. Le cygne (Orch. Vidal)
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234853
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  by artist: Camille Saint-Saëns
  by artist: Mischa Maisky
  by artist: Orchestre de Paris
  by artist: Semyon Bychkov
  in album: Meditation - Relaxing Classics
    type: MusicAlbum
    date published: 2008-01-01
  genre: classical
  genre: late-romantic-era
  genre: french-romanticism
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x6852416475585a36722a6faf95e83f6dc5f53723cefcd54f11b567460fb8cb16
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103270
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6852416475585a36722a6faf95e83f6dc5f53723cefcd54f11b567460fb8cb16. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059103270 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: Le carnaval des animaux, R. 125: XIII. Le cygne (Orch. Vidal)
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    additional property: Speechiness
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track: Fantasia on Greensleeves
  type: MusicRecording
  duration: PT4M26S
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  explicit: false
  by artist: Ralph Vaughan Williams
  by artist: Orpheus Chamber Orchestra
  in album: Meditation - Relaxing Classics
    type: MusicAlbum
    date published: 2008-01-01
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xdb32ed8ca88f9c050d740a9528328d1d1cb4f60e86a557ea342c0448004b64bf
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Fantasia on Greensleeves
track: Clarinet Concerto in A Major, K. 622: II. Adagio (Cadenza: Neidich)
track: Peer Gynt Suite No. 2, Op. 55: 4. Solveig's Song
track: Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
track: Cello Concerto in B flat major, G 482: 2. Adagio non troppo
track: Piano Concerto No. 23 in A Major, K. 488: II. Adagio

OTSHash
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OTSBitcoinBlock
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value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058501440

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb32ed8ca88f9c050d740a9528328d1d1cb4f60e86a557ea342c0448004b64bf. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058501440 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Fantasia on Greensleeves
type: AudioObject
additional property: Tempo (BPM)
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  value: 108.981
additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Clarinet Concerto in A Major, K. 622: II. Adagio (Cadenza: Neidich)
type: MusicRecording
duration: PT8M37S
duration ms: 517520
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Charles Neidich
by artist: Orpheus Chamber Orchestra
in album: Meditation - Relaxing Classics
  type: MusicAlbum
  date published: 2008-01-01
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEF058702252
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702252
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd6e67a7565a2be896d18984117aa285a248071ef9b7e6afb6f111190b9f4a7f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702252 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Clarinet Concerto in A Major, K. 622: II. Adagio (Cadenza: Neidich)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Peer Gynt Suite No. 2, Op. 55: 4. Solveig's Song
type: MusicRecording
duration: PT5M7S
duration ms: 307840
explicit: false
by artist: Edvard Grieg
by artist: Gothenburg Symphony Orchestra
by artist: Neeme Järvi
in album: Meditation - Relaxing Classics
  type: MusicAlbum
  date published: 2008-01-01
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: DEF059202920
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-09T08:58:14+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202920
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf22a08b6be6303d7d184bbdb7f212cc298173916cf4d340c08a7bce5248bb145. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202920 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Peer Gynt Suite No. 2, Op. 55: 4. Solveig's Song
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
type: MusicRecording
duration: PT4M27S
duration ms: 267773
explicit: false
by artist: Victor Massé
by artist: Patrick Gallois
by artist: Richard Friedman
by artist: Fabrice Pierre
by artist: London Festival Orchestra
by artist: Ross Pople
in album: Meditation - Relaxing Classics
  type: MusicAlbum
  date published: 2008-01-01
isrc code: DEF059304180
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:05:33+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x262c4a89a4020e40ecf2ee2d2c1786db298ffd50a1955fbfc08722668277e33b
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304180
additional property: OTSTimestamp
  type: PropertyValue
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x262c4a89a4020e40ecf2ee2d2c1786db298ffd50a1955fbfc08722668277e33b. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304180 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Les noces de Jeanette: Air du rossignol (Arr. Pierre for Flute & Orchestra)
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Cello Concerto in B flat major, G 482: 2. Adagio non troppo
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duration: PT5M49S
duration ms: 349893
explicit: false
by artist: Luigi Boccherini
by artist: Matt Haimovitz
by artist: English Chamber Orchestra
by artist: Andrew Davis
in album: Meditation - Relaxing Classics
  type: MusicAlbum
  date published: 2008-01-01
genre: classical
isrc code: DEF058902602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902602
additional property: OTSTimestamp
  type: PropertyValue
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7cc263cc3473ef958930bfc37b36a567cddc9a8fc65a35a86d8a0f9a2286acc. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902602 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Cello Concerto in B flat major, G 482: 2. Adagio non troppo
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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Waltz Gold - 100 Great Tracks
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track: Les Patineurs, Op. 183
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track: The Nutcracker, Op. 71, TH.14 / Act 2: No. 13 Waltz of the Flowers
track: Coppélia / Tableau 1: No. 1 Valse
track: Rosen aus dem Süden, Op. 388
track: Der Rosenkavalier, Op. 59: Mit Mir Waltz
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date published: 2026-07-30T15:42:38Z

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The Nutcracker, Op. 71, TH.14 / Act 2: No. 13 Waltz of the Flowers
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Coppélia / Tableau 1: No. 1 Valse
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Rosen aus dem Süden, Op. 388
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17308bb890fd5bbab5553e9c621b11a0bcea6e4f3e3475647889484c5aea8ab0. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076210001 — a six-check JSON result.
  date published: 2026-07-31T12:24:41Z
audio: Rosen aus dem Süden, Op. 388
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Der Rosenkavalier, Op. 59: Mit Mir Waltz
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duration: PT4M41S
duration ms: 281546
explicit: false
by artist: Richard Strauss
by artist: Hollywood Bowl Orchestra
by artist: John Mauceri
in album: Waltz Gold - 100 Great Tracks
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  date published: 2017-10-27
popularity: 2
genre: classical
genre: opera
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7c64bf24a17e66d7a68dac38baf586d0d1dfb480a74e1b930b0cdf3179d18ab. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509303803 — a six-check JSON result.
  date published: 2026-07-31T13:04:34Z
audio: Der Rosenkavalier, Op. 59: Mit Mir Waltz
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Valse Elegante
type: MusicRecording
duration: PT2M18S
duration ms: 138586
explicit: false
by artist: Francisco Mignone
by artist: Nelson Freire
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 1
isrc code: GBF071201440
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb87b2675dc0b2c3dcc8dfb8faa6c2faae401cf7d4b8b09380c20ca86356adfbb. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071201440 — a six-check JSON result.
  date published: 2026-07-31T12:24:41Z
audio: Valse Elegante
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Love's Dream After The Ball
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duration: PT4M47S
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explicit: false
by artist: Alphons Czibulka
by artist: London Symphony Orchestra
by artist: Richard Bonynge
in album: Waltz Gold - 100 Great Tracks
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  date published: 2017-10-27
popularity: 2
isrc code: GBF076941504
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additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25cc6e42c1a55155359b09533dc8119ce468809139cbccbb728df17c572cba36. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076941504 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Love's Dream After The Ball
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Jazz Suite No. 2: IV. Waltz I
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duration: PT3M20S
duration ms: 200693
explicit: false
by artist: Dmitri Shostakovich
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
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popularity: 3
isrc code: GBF079110774
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7010bcc7153e63a13880a37bcdbc01991bbca5bb4e83aa2510ff71c8b392a9eb. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079110774 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Jazz Suite No. 2: IV. Waltz I
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Geschichten aus dem Wienerwald, Op. 325
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duration ms: 668640
explicit: false
by artist: Johann Strauss II
by artist: Anton Karas
by artist: Wiener Philharmoniker
by artist: Willi Boskovsky
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 2
isrc code: GBF076210011
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: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bfa8be4bdbc4d406451634cce3983eb51a0140ad8f799f07c6b44f1fc944490. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076210011 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Geschichten aus dem Wienerwald, Op. 325
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Faust, Ballet Music: 1. Les Nubiennes, valse (Allegretto)
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duration: PT2M37S
duration ms: 157106
explicit: false
by artist: Charles Gounod
by artist: Bavarian Radio Symphony Orchestra
by artist: Sir Colin Davis
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 1
genre: opera
isrc code: NLA508534443
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
audio: Faust, Ballet Music: 1. Les Nubiennes, valse (Allegretto)
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The Sleeping Beauty, Op. 66, Act I: VI. Valse
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duration: PT4M49S
duration ms: 289355
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by artist: Pyotr Ilyich Tchaikovsky
by artist: National Philharmonic Orchestra
by artist: Richard Bonynge
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 2
isrc code: GBF077741414
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T05:15:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3fc9b0ca3d00efa07f79a6fe26d34b8f397ddb2793aa3e5664a2672a6e2e16d
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960352
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077741414
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:48:30Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3fc9b0ca3d00efa07f79a6fe26d34b8f397ddb2793aa3e5664a2672a6e2e16d. Chain 2 (Bitcoin): anchored in block 960352 (2026-07-31T05:48:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077741414 — a six-check JSON result.
  date published: 2026-07-31T05:48:30Z
audio: The Sleeping Beauty, Op. 66, Act I: VI. Valse
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Libiamo - From "La Traviata"
type: MusicRecording
duration: PT3M20S
duration ms: 200773
explicit: false
by artist: Giuseppe Verdi
by artist: André Rieu
by artist: Johann Strauss Orchestra
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
genre: classical
genre: opera
isrc code: DEUM71503306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T13:58:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x79ed0ce63e33d5dd3d84f1c3eeee99d9b0b4da4e039fe673ee684d65ddd54026
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUM71503306
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79ed0ce63e33d5dd3d84f1c3eeee99d9b0b4da4e039fe673ee684d65ddd54026. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUM71503306 — a six-check JSON result.
  date published: 2026-06-13T15:41:10Z
audio: Libiamo - From "La Traviata"
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 117.568
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.339
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.913
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.95
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.507
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.942
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
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La Bohème / Act 2: "Quando m'en vo'" (Musetta's Waltz)
type: MusicRecording
duration: PT4M46S
duration ms: 286093
explicit: false
by artist: Giacomo Puccini
by artist: BBC Concert Orchestra
by artist: Barry Wordsworth
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 2
isrc code: NLA509710801
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x924dabc2171ee66ce06cbc8eb786f6937c60de9db9c0859b30fb6b0ef75d011e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509710801
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924dabc2171ee66ce06cbc8eb786f6937c60de9db9c0859b30fb6b0ef75d011e. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509710801 — a six-check JSON result.
  date published: 2026-07-31T18:48:12Z
audio: La Bohème / Act 2: "Quando m'en vo'" (Musetta's Waltz)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 147.109
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.178
  additional property: Energy
    type: PropertyValue
    value: 0.299
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.892
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.13
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.062
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Du und Du - Waltz Op. 367
type: MusicRecording
duration: PT7M21S
duration ms: 441453
explicit: false
by artist: Johann Strauss II
by artist: Wiener Philharmoniker
by artist: Willi Boskovsky
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 1
isrc code: GBF076210220
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:20:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9f29dc5d3ff6476bd48de961caaa5bd01f7ae2f16efc3337d1017321bd40442
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076210220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9f29dc5d3ff6476bd48de961caaa5bd01f7ae2f16efc3337d1017321bd40442. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076210220 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Du und Du - Waltz Op. 367
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.565
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.262
  additional property: Energy
    type: PropertyValue
    value: 0.26
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.935
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.774
  additional property: Liveness
    type: PropertyValue
    value: 0.067
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.253
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.544
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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Über den Wellen
type: MusicRecording
duration: PT6M31S
duration ms: 391866
explicit: false
by artist: Juventino Rosas
by artist: Vienna Volksoper Orchestra
by artist: Franz Bauer-Theussl
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 4
genre: late-romantic-era
genre: latin-classical
genre: mexican-classical
isrc code: NLA508025303
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:35:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a66f0c5001f9b2a3c75bb1e7b46704f8d43f3757b0be80f53b5eb0bfe49fa95
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508025303
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a66f0c5001f9b2a3c75bb1e7b46704f8d43f3757b0be80f53b5eb0bfe49fa95. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508025303 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Über den Wellen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.329
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.219
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.839
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.253
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.189
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Waltz No. 2 in A flat major, Op. 34 No. 1 "Valse brillante"
type: MusicRecording
duration: PT5M1S
duration ms: 301506
explicit: false
by artist: Frédéric Chopin
by artist: Vladimir Ashkenazy
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 1
genre: classical
genre: early-romantic-era
genre: polish-classical
isrc code: GBF077812420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:24:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13df51a76db5f7b8c1534cfd47e87dd06cb17cf36acd4536565d00e2bc1a8a57
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077812420
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13df51a76db5f7b8c1534cfd47e87dd06cb17cf36acd4536565d00e2bc1a8a57. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077812420 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Waltz No. 2 in A flat major, Op. 34 No. 1 "Valse brillante"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.363
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.891
  additional property: Liveness
    type: PropertyValue
    value: 0.141
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.297
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.63
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Gaîté parisienne: Grand Valse
type: MusicRecording
duration: PT3M18S
duration ms: 198213
explicit: false
by artist: Jacques Offenbach
by artist: Pittsburgh Symphony Orchestra
by artist: André Previn
in album: Waltz Gold - 100 Great Tracks
  type: MusicAlbum
  date published: 2017-10-27
popularity: 1
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: NLA508206914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:31:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62c9edb5c380d0231a54e57b9c45c690575df63bada6a612d7bac0b0469fd330
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508206914
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62c9edb5c380d0231a54e57b9c45c690575df63bada6a612d7bac0b0469fd330. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508206914 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Gaîté parisienne: Grand Valse
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.298
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.197
  additional property: Energy
    type: PropertyValue
    value: 0.17
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Wiener Blut, Op. 354
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by artist: Vienna Volksoper Orchestra
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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The Seasons: 12. December (Christmas)
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by artist: London Symphony Orchestra
by artist: Richard Bonynge
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popularity: 4
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
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Les Sylphides: 7. Valse
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duration ms: 266173
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by artist: Frédéric Chopin
by artist: National Philharmonic Orchestra
by artist: Richard Bonynge
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popularity: 1
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genre: early-romantic-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Swan Lake, Op. 20, TH.12 / Act 2: No. 13a Danse des cygnes: Valse
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by artist: National Philharmonic Orchestra
by artist: Richard Bonynge
in album: Waltz Gold - 100 Great Tracks
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popularity: 1
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Swan Lake, Op. 20, TH.12 / Act 1: No. 2 Valse
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by artist: National Philharmonic Orchestra
by artist: Richard Bonynge
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popularity: 1
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Masquerade - Ballet Suite: 1. Waltz
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duration: PT4M4S
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by artist: London Symphony Orchestra
by artist: Stanley Black
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popularity: 1
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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S. Veress: Musica concertante - Clarinet Concerto
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date published: 2014-01-01

Heinz Holliger: Essentials
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date published: 2019-05-10
track: Concerto in E flat for Oboe and Orchestra: Maestoso e deciso - Larghetto cantabile - Allegro Polonese (Cadenzas by Holliger)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Concerto For Oboe And Orchestra In G Major: 1. Maestoso
track: Oboe Concerto No. 1 in B flat, HWV 301: 1. Adagio

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date published: 2026-07-08T03:20:19Z

Oboe Concerto in C Major: II. Allegro (Arr. by Benjamin)
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Concerto For Oboe And Orchestra In G Major: 1. Maestoso
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:38:45Z
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Oboe Concerto No. 1 in B flat, HWV 301: 1. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
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Vivaldi: Concerti
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T06:56:49Z
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track: Trio in G minor for Violin, Lute and Basso continuo, RV 85: 1. Andante molto
track: Trio in G minor for Violin, Lute and Basso continuo, RV 85: 3. Allegro
track: Concerto in B flat major for two violins and strings, RV524: 1. Allegro
track: Concerto in B flat major for two violins and strings, RV524: 3. Allegro
track: Concerto for 2 Mandolins, Strings and Continuo in G, R.532: 1. Allegro
track: Concerto for 2 Cellos, Strings and Continuo in G minor, R.531: 3. Allegro
track: Trio in C Major for Violin, Lute and Basso continuo, RV 82: 3. Allegro

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date published: 2026-07-08T03:20:19Z

Concerto for Lute, 2 Violins and Continuo in D Major, RV 93: III. Allegro
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Trio in G minor for Violin, Lute and Basso continuo, RV 85: 1. Andante molto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
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Trio in G minor for Violin, Lute and Basso continuo, RV 85: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Concerto in B flat major for two violins and strings, RV524: 1. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Concerto in B flat major for two violins and strings, RV524: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Concerto for 2 Mandolins, Strings and Continuo in G, R.532: 1. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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Concerto for 2 Cellos, Strings and Continuo in G minor, R.531: 3. Allegro
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:10:46Z
audio: Concerto for 2 Cellos, Strings and Continuo in G minor, R.531: 3. Allegro
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by artist: Thomas Füri
by artist: Göran Söllscher
by artist: Andreas Erismann
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genre: classical
genre: early-music
genre: baroque
genre: concerto
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x959beb5f4ad7b052fc663888044cebc19ade99a3e0433fb268284997f268f89c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058401903 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Trio in C Major for Violin, Lute and Basso continuo, RV 82: 3. Allegro
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Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
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date published: 2018-01-05
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    date published: 2018-01-05
  genre: classical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance
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  by artist: Wolfgang Amadeus Mozart
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto
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  subject of: OpenTimestamps Proof of Existence
  audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Presto
track: Flute Quartet in D Major, K. 285: I. Allegro
track: Flute Quartet in D Major, K. 285: II. Adagio
track: Flute Quartet in D Major, K. 285: III. Rondo
track: Concertone in C Major, K. 190: I. Allegro spiritoso
track: Concertone in C Major, K. 190: II. Andantino grazioso

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bb5a9bfa178b1675e2d63fb06bb23aa4ac66700499c7f01cbdc66320af1a668. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0041700750 — a six-check JSON result.
date published: 2026-07-07T20:41:57Z

Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Presto
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duration: PT4M29S
duration ms: 269066
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by artist: Wolfgang Amadeus Mozart
by artist: Camerata Bern
by artist: Thomas Füri
in album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
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  date published: 2018-01-05
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
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by artist: Munich String Trio
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T10:42:33Z
audio: Flute Quartet in D Major, K. 285: I. Allegro
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Flute Quartet in D Major, K. 285: II. Adagio
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duration: PT2M40S
duration ms: 160693
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by artist: Wolfgang Amadeus Mozart
by artist: Aurèle Nicolet
by artist: Munich String Trio
in album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
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  date published: 2018-01-05
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T11:13:28Z
audio: Flute Quartet in D Major, K. 285: II. Adagio
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Flute Quartet in D Major, K. 285: III. Rondo
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by artist: Wolfgang Amadeus Mozart
by artist: Aurèle Nicolet
by artist: Munich String Trio
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:57Z
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Concertone in C Major, K. 190: I. Allegro spiritoso
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duration: PT8M40S
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Louise Pellerin
by artist: Karen Turpie
by artist: Thomas Füri
by artist: Thomas Demenga
by artist: Camerata Bern
in album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
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  date published: 2018-01-05
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
audio: Concertone in C Major, K. 190: I. Allegro spiritoso
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Concertone in C Major, K. 190: II. Andantino grazioso
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by artist: Wolfgang Amadeus Mozart
by artist: Louise Pellerin
by artist: Karen Turpie
by artist: Thomas Füri
by artist: Thomas Demenga
by artist: Camerata Bern
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concertone in C Major, K. 190: II. Andantino grazioso
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Handel: Music for the Royal Fireworks and Water Musick
type: MusicAlbum
date published: 2009-01-01

C.P.E. Bach: 6 Hamburg Symphonies, Wq. 182
type: MusicAlbum
date published: 2009-01-01

Vivaldi: Flötenkonzerte RV 441-445
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track: Flautino Concerto in C, R.444: 1. Allegro non molto
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  genre: classical
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  additional property: OTSTimestamp
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
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track: Flautino Concerto in C, R.444: 2. Largo
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-31T06:42:11Z
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track: Flautino Concerto in C, R.443: 1. Allegro
track: Flautino Concerto in C, R.443: 2. Largo
track: Flautino Concerto in C, R.443: 3. Allegro molto

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Flautino Concerto in C, R.443: 1. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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  audio: Sinfonia In B Major: 2. Andante
track: Sinfonia in B mayor: 3. Presto
track: Divertimento In C Major: 1. Allegro non troppo
track: Divertimento In C Major: 2. Menuetto I/II
track: Divertimento In C Major: 3. Larghetto
track: Divertimento In C Major: 4. Allegro
track: Sinfonia In A Minor: 1. Vivace
track: Sinfonia In A Minor: 2. Larghetto
track: Sinfonia In A Minor: 3. Minuetto I/II
track: Sinfonia In A Minor: 4. Finale. Prestissimo
track: Fugue For Quartet In C Major: 1. Andantino
track: Fugue For Quartet In C Major: 2. Fuga: Allegro moderato
track: Concerto For Oboe And Orchestra In G Major: 1. Maestoso

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204582

OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cded1c1afc90c86447ea4283c2327c12edf6b34ad37b2a50d89119c21a9c1fd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204582 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Sinfonia In B Major: 2. Andante
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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  value: E
additional property: Mode Name
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Sinfonia in B mayor: 3. Presto
type: MusicRecording
duration: PT1M31S
duration ms: 91000
explicit: false
by artist: Georg Matthias Monn
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
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  date published: 1994-01-01
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204583
additional property: OTSTimestamp
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  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaf7ad3efe6b6b97f321f250cab5dca8beab14c0b98bf4fad425c8e727575f43. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204583 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Sinfonia in B mayor: 3. Presto
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Divertimento In C Major: 1. Allegro non troppo
type: MusicRecording
duration: PT4M52S
duration ms: 292013
explicit: false
by artist: Josef Starzer
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204591
additional property: OTSTimestamp
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  value: 2026-07-30T20:09:33Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa2fb6b300b7e08909508c64c15dac6a4b83992d9d711d030f137a3a73bf4b48. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204591 — a six-check JSON result.
  date published: 2026-07-30T20:09:33Z
audio: Divertimento In C Major: 1. Allegro non troppo
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Divertimento In C Major: 2. Menuetto I/II
type: MusicRecording
duration: PT2M15S
duration ms: 135000
explicit: false
by artist: Josef Starzer
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
isrc code: DEF058204592
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad890d88069403012bea032ed584d9d9f4b6618570059bd5dfcad88ec449bd76. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204592 — a six-check JSON result.
  date published: 2026-07-31T23:51:35Z
audio: Divertimento In C Major: 2. Menuetto I/II
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Divertimento In C Major: 3. Larghetto
type: MusicRecording
duration: PT6M2S
duration ms: 362000
explicit: false
by artist: Josef Starzer
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
isrc code: DEF058204593
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x886394f775e311f55d8f08aaf9e83c6144bf61cf6284a2629d3f73d2274582df. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204593 — a six-check JSON result.
  date published: 2026-07-31T15:59:18Z
audio: Divertimento In C Major: 3. Larghetto
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Divertimento In C Major: 4. Allegro
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Josef Starzer
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
isrc code: DEF058204594
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9650f6665fb7380fb267a4df7f2f343556ad2c29a44407ec6e50e21a8c373690. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204594 — a six-check JSON result.
  date published: 2026-07-08T03:53:27Z
audio: Divertimento In C Major: 4. Allegro
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Sinfonia In A Minor: 1. Vivace
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duration: PT5M32S
duration ms: 332013
explicit: false
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by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
genre: classical-era
genre: baroque
isrc code: DEF058204601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47d5d68107294bafdd26725c17e427c782aca1973810e86314204821176674ae. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204601 — a six-check JSON result.
  date published: 2026-07-07T16:07:00Z
audio: Sinfonia In A Minor: 1. Vivace
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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Sinfonia In A Minor: 2. Larghetto
type: MusicRecording
duration: PT6M52S
duration ms: 412000
explicit: false
by artist: Carl Ditters von Dittersdorf
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
genre: classical-era
genre: baroque
isrc code: DEF058204602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:07:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xed279936242f5fa37b4542944fc1ee4d41fea3626abc0c5564f93ef84715fd0b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204602
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed279936242f5fa37b4542944fc1ee4d41fea3626abc0c5564f93ef84715fd0b. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204602 — a six-check JSON result.
  date published: 2026-07-30T07:28:30Z
audio: Sinfonia In A Minor: 2. Larghetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.06
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.227
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.889
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.224
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.343
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sinfonia In A Minor: 3. Minuetto I/II
type: MusicRecording
duration: PT3M31S
duration ms: 211000
explicit: false
by artist: Carl Ditters von Dittersdorf
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
genre: classical-era
genre: baroque
isrc code: DEF058204603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:24:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x931f8bfad1dfa955ff741959f1b8714894dcda88b71952dfc3e0c243fd86173c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204603
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x931f8bfad1dfa955ff741959f1b8714894dcda88b71952dfc3e0c243fd86173c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204603 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Sinfonia In A Minor: 3. Minuetto I/II
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.986
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.322
  additional property: Energy
    type: PropertyValue
    value: 0.04
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.255
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.043
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sinfonia In A Minor: 4. Finale. Prestissimo
type: MusicRecording
duration: PT3M18S
duration ms: 198000
explicit: false
by artist: Carl Ditters von Dittersdorf
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
genre: classical-era
genre: baroque
isrc code: DEF058204604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:26:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xad827487c8f90a9b58d02ce85659bc1b84f4cbb5e8aa400d900da04993e131fe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204604
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad827487c8f90a9b58d02ce85659bc1b84f4cbb5e8aa400d900da04993e131fe. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204604 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Sinfonia In A Minor: 4. Finale. Prestissimo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.708
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.956
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.607
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.211
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Fugue For Quartet In C Major: 1. Andantino
type: MusicRecording
duration: PT2M53S
duration ms: 173013
explicit: false
by artist: Johann Georg Albrechtsberger
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
isrc code: DEF058204611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T23:33:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0fddd8f2353e23f41298586e3512883122581badac8cd2cfb2a559b698b8079d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204611
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fddd8f2353e23f41298586e3512883122581badac8cd2cfb2a559b698b8079d. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204611 — a six-check JSON result.
  date published: 2026-07-31T23:51:35Z
audio: Fugue For Quartet In C Major: 1. Andantino
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.874
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.147
  additional property: Energy
    type: PropertyValue
    value: 0.068
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.93
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.882
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.132
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.867
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Fugue For Quartet In C Major: 2. Fuga: Allegro moderato
type: MusicRecording
duration: PT3M23S
duration ms: 203000
explicit: false
by artist: Johann Georg Albrechtsberger
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
isrc code: DEF058204612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:19:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cd4e6985db98b0f002634163db023978a0d25f5b0e06082ce6c5ad8f367f650
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204612
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cd4e6985db98b0f002634163db023978a0d25f5b0e06082ce6c5ad8f367f650. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204612 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Fugue For Quartet In C Major: 2. Fuga: Allegro moderato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.139
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.413
  additional property: Energy
    type: PropertyValue
    value: 0.089
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.929
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.368
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.355
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto For Oboe And Orchestra In G Major: 1. Maestoso
type: MusicRecording
duration: PT5M31S
duration ms: 331013
explicit: false
by artist: Carl Ditters von Dittersdorf
by artist: Heinz Holliger
by artist: Camerata Bern
by artist: Thomas Füri
in album: Thomas Füri - The Early Viennese School
  type: MusicAlbum
  date published: 1994-01-01
genre: classical-era
genre: baroque
isrc code: DEF058301171
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T17:17:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0acefee06bd1f75b90662de74dfdc943ce0d5c08db4ac677d22155c4ffdbf0de
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959159
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959159
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058301171
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T17:48:40Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0acefee06bd1f75b90662de74dfdc943ce0d5c08db4ac677d22155c4ffdbf0de. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T17:48:40Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058301171 — a six-check JSON result.
  date published: 2026-07-22T17:48:40Z
audio: Concerto For Oboe And Orchestra In G Major: 1. Maestoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.392
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1