Jules Massenet
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  track: Debussy: Children's Corner, CD 119, L. 113: No. 4, The Snow Is Dancing
  track: Purcell: King Arthur, Z. 628, Act 3: Prelude While Cold Genius Rises - Song. "What Power Art Thou"
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album: Operatic Pappano
album: Massenet: Don Quichotte (1957)
album: Massenet: Je t'aime
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album: Jules Massenet: Ariane
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album: Le Cid
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album: Nessun dorma
album: Relaxing Piano
album: Léon Bakst - A Life for the Stage
album: Classical Reflections
album: Inspiring Classical Music
album: Classical Peaceful Music
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Debussy: Children's Corner, CD 119, L. 113: No. 4, The Snow Is Dancing
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Purcell: King Arthur, Z. 628, Act 3: Prelude While Cold Genius Rises - Song. "What Power Art Thou"
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Glazunov: The Seasons, Op. 67, Pt. 1 "Winter": No. 3, Frost Variation
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Schubert: Winterreise, Op. 89, D. 911: No. 1, Gute Nacht
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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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Chopin: 12 Études, Op. 25: No. 11 in A Minor "Winter Wind"
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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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Mendelssohn: 6 Gesänge, Op. 19a: No. 3, Winterlied, MWV K72
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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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Einaudi: Snow Prelude No. 3
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Einaudi: Snow Prelude No. 3
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Aborn: T'is Winter Now
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audio: Aborn: T'is Winter Now
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Haydn: The Seasons, Hob. XXI:3, Winter: No. 39, Lied mit Chor. "Ein Mädchen, das auf Ehre hielt" (Hanne, Chorus)
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  date published: 2026-07-08T03:53:27Z
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Jarre: The Engadiner Suite for Piano Trio: III. Winter
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Wolf: 6 Lieder für eine Frauenstimme: No. 5, Wiegenlied im Winter
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by artist: Elisabeth Schwarzkopf
by artist: Gerald Moore
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popularity: 25
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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: 2026-07-08T03:53:27Z
audio: Wolf: 6 Lieder für eine Frauenstimme: No. 5, Wiegenlied im Winter
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Prokofiev: Cinderella, Op. 87, Act 1: No. 16, Winter Fairy
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duration: PT1M14S
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by artist: André Previn
by artist: London Symphony Orchestra
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popularity: 25
genre: classical
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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: 2026-07-08T08:56:20Z
audio: Prokofiev: Cinderella, Op. 87, Act 1: No. 16, Winter Fairy
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Delius: 3 Small Tone Poems: No. 2, Sleigh Ride
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by artist: Richard Hickox
by artist: Northern Sinfonia Of England
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:41:13Z
audio: Delius: 3 Small Tone Poems: No. 2, Sleigh Ride
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Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
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duration: PT8M56S
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by artist: Lahav Shani
by artist: Rotterdam Philharmonic Orchestra
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popularity: 25
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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: 2026-07-08T03:22:41Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
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Shor: Four Seasons of Manhattan: III. Winter
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by artist: David Aaron Carpenter
by artist: Mihai Marica
by artist: Salomé Chamber Orchestra
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popularity: 23
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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
audio: Shor: Four Seasons of Manhattan: III. Winter
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Ravel: Piano Trio in A Minor, M. 67: I. Modéré
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explicit: false
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by artist: Renaud Capuçon
by artist: Gautier Capuçon
by artist: Frank Braley
in album: A Winter Journey
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popularity: 22
genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
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additional property: CopyrightID
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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: 2026-07-08T03:22:41Z
audio: Ravel: Piano Trio in A Minor, M. 67: I. Modéré
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Hahn: Le rossignol éperdu: No. 52, Hivernale
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by artist: Shani Diluka
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popularity: 21
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additional property: CopyrightID
additional property: CopyrightStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Hahn: Le rossignol éperdu: No. 52, Hivernale
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Piazzolla: Estaciones porteñas: IV. Invierno porteño (Arr. Assad for Guitar)
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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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Rimsky-Korsakov: The Snow Maiden, Act 3: Dance of the Tumblers
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by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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Elgar: 2 Part Songs, Op. 26: No. 1, The Snow
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Elgar: 2 Part Songs, Op. 26: No. 1, The Snow
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Violin Concerto No. 2 "The American Four Seasons": Movement IV
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by artist: Delirium Musicum
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Violin Concerto No. 2 "The American Four Seasons": Movement IV
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Liszt: 12 Études d'exécution transcendante, S. 139: No. 12, Chasse-neige. Andante con moto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Liszt: 12 Études d'exécution transcendante, S. 139: No. 12, Chasse-neige. Andante con moto
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Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
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popularity: 19
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
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Waldteufel: Les patineurs, Op. 183
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Waldteufel: Les patineurs, Op. 183
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Charpentier: Dispute de bergers, H. 484 "Il faut rire et chanter": II. Brouillards, glaçons, neige, frimas
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Mirages. Hidden Treasures of Classical Piano
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Airs d'opéras. Les noces de Figaro, Les puritains, Samson et Dalila, Tannhäuser, Othello...
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Airs d'opéras
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French Melodies
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Royal Philharmonic Orchestra - French Music. Debussy, Ravel, Saint-Saëns...
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Horizons. Piano Music from the Golden Age
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Massenet: Werther (Bayerische Staatsoper Live)
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Massenet: Manon
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Operatic Pappano
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Massenet: Don Quichotte (1957)
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Massenet: Je t'aime
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Opera Concert At The Rome Opera House
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Massenet: Manon
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Jules Massenet: Ariane
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Horizons. Piano Music of Mozart & Chopin
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Karajan A-Z: Mascagni - Mendelssohn
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    date published: 2026-07-06T06:56:49Z
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track: Mascagni: L'amico Fritz, Act 2: Duetto delle ciliegie. "Suzel, buon dì!" (Fritz, Suzel)
track: Verdi: Macbeth, Act 4: Duetto. "Dove siam?" - "La patria tradita" (Macduff, Malcolm, Coro)
track: Donizetti: Dom Sébastien, Act 2: "Seul sur la terre" (Dom Sébastien)
track: Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)

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OpenTimestamps Proof of Existence
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date published: 2026-07-06T07:53:57Z

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Verdi: Macbeth, Act 4: Duetto. "Dove siam?" - "La patria tradita" (Macduff, Malcolm, Coro)
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Donizetti: Dom Sébastien, Act 2: "Seul sur la terre" (Dom Sébastien)
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Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x714c87979959f1e8c3482f68709a53435ce550f15585ad8068f447a789adfb96. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002872.
date published: 2026-07-02T03:55:08Z

Joy
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 116.905
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: 0.295
additional property: Energy
  type: PropertyValue
  value: 0.207
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.992
additional property: Instrumentalness
  type: PropertyValue
  value: 0.931
additional property: Liveness
  type: PropertyValue
  value: 0.164
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.112
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.427
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Fauré: 3 Romances sans paroles, Op. 17: No. 3 in A-Flat Major
type: MusicRecording
duration: PT2M36S
duration ms: 156520
explicit: false
by artist: Gabriel Fauré
by artist: Shani Diluka
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
isrc code: GBAYC2101306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:21:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8aa536693c84f4c798d9e18fd8a6344e863bed981f35dda041f66a1ccc79bd3f
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/GBAYC2101306
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8aa536693c84f4c798d9e18fd8a6344e863bed981f35dda041f66a1ccc79bd3f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101306.
  date published: 2026-07-02T03:55:08Z
audio: Fauré: 3 Romances sans paroles, Op. 17: No. 3 in A-Flat Major
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.516
  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: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.903
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.209
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.92
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Massenet: 10 Pièces de genre, Op. 10: No. 5, Mélodie "Élégie"
type: MusicRecording
duration: PT2M36S
duration ms: 156560
explicit: false
by artist: Jules Massenet
by artist: Shani Diluka
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
genre: classical
isrc code: GBAYC2101311
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:38:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53afd0902778088a574f11794ccc810a4594518c492fdd9f4c3b169256c5ea85
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/GBAYC2101311
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53afd0902778088a574f11794ccc810a4594518c492fdd9f4c3b169256c5ea85. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101311.
  date published: 2026-07-02T03:55:08Z
audio: Massenet: 10 Pièces de genre, Op. 10: No. 5, Mélodie "Élégie"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.76
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.335
  additional property: Energy
    type: PropertyValue
    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.883
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.168
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.677
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Einaudi: Melodia africana I
type: MusicRecording
duration: PT2M37S
duration ms: 157723
explicit: false
by artist: Ludovico Einaudi
by artist: Dalal
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
isrc code: GBAYC1800755
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:50:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2ec1be045ddf070170fa9d63362cd1f24d61759f71c5a9bfa78884efbf9cfdf8
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/GBAYC1800755
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ec1be045ddf070170fa9d63362cd1f24d61759f71c5a9bfa78884efbf9cfdf8. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1800755.
  date published: 2026-07-02T03:55:08Z
audio: Einaudi: Melodia africana I
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.623
  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: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.006
  additional property: Speechiness
    type: PropertyValue
    value: 0.078
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.944
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.556
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Schumann: Kinderszenen, Op. 15: No. 7, Träumerei
type: MusicRecording
duration: PT2M46S
duration ms: 166400
explicit: false
by artist: Robert Schumann
by artist: Martha Argerich
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: GBAYC0900232
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:36:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10fd8dac23e0655e97cccaa2e704d4b9ed9ef38f1c3350ce63f807ab289f7b81
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/GBAYC0900232
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10fd8dac23e0655e97cccaa2e704d4b9ed9ef38f1c3350ce63f807ab289f7b81. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0900232.
  date published: 2026-07-02T03:55:08Z
audio: Schumann: Kinderszenen, Op. 15: No. 7, Träumerei
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.977
  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: 0.427
  additional property: Energy
    type: PropertyValue
    value: 0.008
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.932
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.183
  additional property: Loudness (dB)
    type: PropertyValue
    value: -38.714
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Noah
type: MusicRecording
duration: PT2M47S
duration ms: 167880
explicit: false
by artist: RIOPY
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
isrc code: GBAYC2002869
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:36:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2a518e79efa8ff9040b1c0ed83c34423002b37b71585e02f2f82057142f9a91
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/GBAYC2002869
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2a518e79efa8ff9040b1c0ed83c34423002b37b71585e02f2f82057142f9a91. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002869.
  date published: 2026-07-02T03:55:08Z
audio: Noah
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.86
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.36
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.933
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.124
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.199
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Stars
type: MusicRecording
duration: PT3M6S
duration ms: 186373
explicit: false
by artist: Helen Jane Long
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
isrc code: GBELP0790013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:48:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x465e0200c57886245f8139c7ab1529d08e97f321d068fd5b9e18a81cd6f664e9
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/GBELP0790013
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x465e0200c57886245f8139c7ab1529d08e97f321d068fd5b9e18a81cd6f664e9. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBELP0790013.
  date published: 2026-07-06T07:53:57Z
audio: Stars
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.047
  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: 0.444
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.542
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.101
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.756
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Satie: 3 Gymnopédies: No. 1, Lent et douloureux
type: MusicRecording
duration: PT3M9S
duration ms: 189026
explicit: false
by artist: Erik Satie
by artist: Aldo Ciccolini
in album: Relaxing Piano
  type: MusicAlbum
  date published: 2024-10-27
genre: classical
genre: classical-piano
genre: impressionism
isrc code: FRZ118306144
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:21:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x109b571f6ff11a2b8595d2d1c09b1d6c9f71ab9fb80266c0dcbee42801b2e876
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/FRZ118306144
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
subject of: OpenTimestamps Proof of Existence
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Bach, JS: Piano Concerto No. 5 in F Minor, BWV 1056: II. Largo
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by artist: Alexandre Tharaud
by artist: Les Violons du Roy
by artist: Bernard Labadie
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Gluck: La plainte d’Orphée (Arr. Kempff for Piano After Dance of the Blessed Spirits from Orfeo, Wq. 30)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Gluck: La plainte d’Orphée (Arr. Kempff for Piano After Dance of the Blessed Spirits from Orfeo, Wq. 30)
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Dessner: Song for Octave
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by artist: Bertrand Chamayou
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Dessner: Song for Octave
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Playful (variation)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Playful (variation)
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Satie: 6 Gnossiennes: No. 1, Lent
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by artist: Anne Queffélec
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Satie: 6 Gnossiennes: No. 1, Lent
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Schumann: Waldszenen, Op. 82: No. 7, Vogel als Prophet
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Schumann: Waldszenen, Op. 82: No. 7, Vogel als Prophet
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Debussy: 2 Arabesques, CD 74, L. 66: No. 1, Andantino con moto
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by artist: Monique Haas
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subject of: OpenTimestamps Proof of Existence
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Bach, JS: Herz und Mund und Tat und Leben, BWV 147: X. Jesu Joy of Man's Desiring (Arr. Hess for Piano)
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subject of: OpenTimestamps Proof of Existence
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Chopin: Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2
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subject of: OpenTimestamps Proof of Existence
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audio: Chopin: Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2
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Debussy: Rêverie, CD 76, L. 68
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subject of: OpenTimestamps Proof of Existence
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audio: Debussy: Rêverie, CD 76, L. 68
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Ukiyo
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audio: Ukiyo
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Mozart: Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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audio: Mozart: Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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Grieg: Peer Gynt, Op. 23: Morning Mood (Transcr. Katsaris for Piano)
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audio: Grieg: Peer Gynt, Op. 23: Morning Mood (Transcr. Katsaris for Piano)
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Liszt: 3 Liebesträume, S. 541: No. 3 in A-Flat Major
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audio: Liszt: 3 Liebesträume, S. 541: No. 3 in A-Flat Major
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Youami
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subject of: OpenTimestamps Proof of Existence
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The place where they go (Munich Session)
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subject of: OpenTimestamps Proof of Existence
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audio: The place where they go (Munich Session)
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Peace of Mind
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subject of: OpenTimestamps Proof of Existence
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Bach, JS: Keyboard Concerto No. 3 in D Minor, BWV 974: II. Adagio (After Marcello's Oboe Concerto, S. Z799)
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audio: Bach, JS: Keyboard Concerto No. 3 in D Minor, BWV 974: II. Adagio (After Marcello's Oboe Concerto, S. Z799)
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Chopin: Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
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Debussy: Suite bergamasque, CD 82, L. 75: III. Clair de lune
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Tchaikovsky: The Seasons, Op. 37a: No. 6, June. Barcarolle
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  date published: 2026-07-08T03:20:19Z
audio: Tchaikovsky: The Seasons, Op. 37a: No. 6, June. Barcarolle
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Einaudi: Password
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Einaudi: Password
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Balakirev: Berceuse in D-Flat Major
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Balakirev: Berceuse in D-Flat Major
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Einaudi: Le onde
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:50:41Z
audio: Einaudi: Le onde
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Ravel: Jeux d'eau, M. 30
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Ravel: Jeux d'eau, M. 30
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Schubert: 4 Impromptus, Op. 90, D. 899: No. 3 in G-Flat Major
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Schubert: 4 Impromptus, Op. 90, D. 899: No. 3 in G-Flat Major
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Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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Einaudi: Andare
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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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Satie: Parade: Petite fille américaine
type: MusicRecording
duration: PT1M46S
duration ms: 106053
explicit: false
by artist: Erik Satie
by artist: Orchestre Du Capitole De Toulouse
by artist: Michel Plasson
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: classical-piano
genre: impressionism
isrc code: FRZ112100224
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112100224
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22cbc38f7b3c801d0f634a93902c762a6574037c1f74149b282e6be4011e0af2. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112100224.
  date published: 2026-07-07T18:39:05Z
audio: Satie: Parade: Petite fille américaine
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Ravel: Daphnis et Chloé, M. 57, Pt. 3: Danse générale
type: MusicRecording
duration: PT4M54S
duration ms: 294746
explicit: false
by artist: Maurice Ravel
by artist: Philippe Jordan
by artist: Chœur de l'Opéra national de Paris
by artist: Orchestre de l'Opéra National de Paris
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
isrc code: GBAYC1402868
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1402868
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52e497990c92bf936e43b6af0c0cf4aed2d049c71eaa4ec422d7e22700b864fd. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1402868.
  date published: 2026-07-06T07:16:32Z
audio: Ravel: Daphnis et Chloé, M. 57, Pt. 3: Danse générale
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Chopin / Orch. Douglas: Les sylphides: Waltz, Op. 70 No. 1
type: MusicRecording
duration: PT2M6S
duration ms: 126000
explicit: false
by artist: Frédéric Chopin
by artist: Philharmonia Orchestra
by artist: Robert Irving
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: early-romantic-era
genre: polish-classical
isrc code: GBAYC2102459
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa80b76b09623b0f94b560192215cefca0194d2a3090e91feee0150f2610de0c9. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2102459.
  date published: 2026-07-06T06:56:49Z
audio: Chopin / Orch. Douglas: Les sylphides: Waltz, Op. 70 No. 1
  type: AudioObject
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Mozart: Die Zauberflöte, K. 620, Act 1: "Du feines Täubchen, nur herein!" (Monostatos, Pamina, Papageno)
type: MusicRecording
duration: PT1M53S
duration ms: 113293
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Les Arts Florissants
by artist: William Christie
by artist: Anton Scharinger
by artist: Rosa Mannion
by artist: Steven Cole
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: classical-era
isrc code: FRZ209506922
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
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x162e357b5ffe91065d61daf211d42640541015bbca3d212e06944742a86ce043. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-21T20:59:35Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209506922.
  date published: 2026-07-21T20:59:35Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Du feines Täubchen, nur herein!" (Monostatos, Pamina, Papageno)
  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: Instrumentalness
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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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Messager: Fortunio, Act 4: "Lorsque je n'étais qu'une enfant" (Jacqueline)
type: MusicRecording
duration: PT2M21S
duration ms: 141933
explicit: false
by artist: André Messager
by artist: John Eliot Gardiner
by artist: Colette Alliot-Lugaz
by artist: Orchestre de l'Opéra de Lyon
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
isrc code: FRZ208707540
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
  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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe77100192adbbc5321cb9e28510cbf4a05c5a0940a01c482d325ed6a17cbe228. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208707540.
  date published: 2026-07-07T14:04:01Z
audio: Messager: Fortunio, Act 4: "Lorsque je n'étais qu'une enfant" (Jacqueline)
  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
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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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Rimsky-Korsakov: Sadko, Scene 4: Song of the Indian Guest (Version for Cello and Harp)
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: Nikolai Rimsky-Korsakov
by artist: Julian Lloyd Webber
by artist: Catrin Finch
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: late-romantic-era
genre: early-modern-classical
genre: avant-garde
genre: russian-romanticism
isrc code: GBAYC0502345
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0063e9bb68e6c8eb8132bc0f47235e4a93dcb4f80e90e1f43c627ef7e5cc280. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502345.
  date published: 2026-07-06T07:53:57Z
audio: Rimsky-Korsakov: Sadko, Scene 4: Song of the Indian Guest (Version for Cello and Harp)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Strauss, R: Symphonic Fragment from Josephs-Legende: I. Allegro moderato
type: MusicRecording
duration: PT6M37S
duration ms: 397466
explicit: false
by artist: Richard Strauss
by artist: Rudolf Kempe
by artist: Staatskapelle Dresden
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC2102368
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
  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
subject of: OpenTimestamps Proof of Existence
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Boito: Mefistofele, Act 1: "Dai campi, dai prati" (Faust, Mefistofele)
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Borodin: Prince Igor, Act 2: Polovtsian Dances. "Uletai na kryliyakh vetra" (Chorus)
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Gounod: Faust, Act 3: "Les grands seigneurs ont seuls des airs si résolus" - Air des bijoux. "Ah, je ris de me voir si belle" (Marguerite)
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  date published: 2026-07-08T03:20:19Z
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Puccini: La bohème, Act 3: "Donde lieta uscì" (Mimì)
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Stravinsky: Mavra: Parasha's Song. "My Dear Friend" (Transcr. Rostropovich for Cello and Piano)
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Gluck: Orfeo ed Euridice, Wq. 30, Act 3: "Che fiero momento" (Euridice)
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Massenet: Thaïs, Act 2: "Celle qui vient est plus belle" (La Charmeuse, Crobyle, Myrtale)
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Tchaikovsky: Symphony No. 2 in C Minor, Op. 17 "Little Russian": IV. Moderato assai - Allegro vivo - Presto
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track: Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
track: Gymnopédie No. 1 (Arr. for Cello and Guitar)
track: Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
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track: Le carnaval des animaux, R. 125: No. 7, Aquarium
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track: Beau soir
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track: Madama Butterfly: Humming Chorus
track: Tosca: E lucevan le stelle
track: Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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track: Pavane pour une infante défunte, M. 19 (Arr. for Flute and Orchestra)
track: Pièce en forme de Habañera, M. 51 (Arr. for Cello and Guitar)
track: Pavane, Op. 50

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Je te veux
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Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
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Gymnopédie No. 1 (Arr. for Cello and Guitar)
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Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
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Mahler: Symphony of a Thousand Piano Variation (After Symphony No. 8, Arr. for Piano by Tim Allhoff)
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Rêverie
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Le carnaval des animaux, R. 125: No. 7, Aquarium
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À Chloris (Arr. for Cello and Orchestra)
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Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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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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Beau soir
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subject of: OpenTimestamps Proof of Existence
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Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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audio: Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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Madama Butterfly: Humming Chorus
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audio: Madama Butterfly: Humming Chorus
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Tosca: E lucevan le stelle
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Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
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La plus que Lent (Valse)
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Ravel Bolero Variation (After Bolero, M. 81, Arr. for Piano by Tim Allhoff)
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Satie Variation (Arr. for Violin & Piano after Gymnopédie No. 1 by Svetoslav Karparov)
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Berceuse for Violin and Orchestra, Op. 16
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Pavane pour une infante défunte, M. 19 (Arr. for Flute and Orchestra)
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Pièce en forme de Habañera, M. 51 (Arr. for Cello and Guitar)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Pièce en forme de Habañera, M. 51 (Arr. for Cello and Guitar)
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Pavane, Op. 50
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by artist: Sinfonieorchester Basel
by artist: Ivor Bolton
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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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  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
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2285f4d4bd264289d939c6c36cacaf90984ad791fcd5f867caa01d52588cc0b2. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862301157.
    date published: 2026-07-08T08:56:20Z
  audio: Pavane, Op. 50 (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
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track: Gymnopédie No. 1 (Arr. for Cello and Guitar)
track: Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
track: À Chloris (Arr. for Cello and Orchestra)
track: Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
track: Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
track: Beau soir
track: Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
track: Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
track: Madama Butterfly: Humming Chorus
track: Tosca: E lucevan le stelle
track: Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
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by artist: Jan Vogler
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Gymnopédie No. 1 (Arr. for Cello and Guitar)
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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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À Chloris (Arr. for Cello and Orchestra)
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by artist: Sol Gabetta
by artist: Prague Philharmonic Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: À Chloris (Arr. for Cello and Orchestra)
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Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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by artist: Gabriele Bagnati
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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Beau soir
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Beau soir
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Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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Madama Butterfly: Humming Chorus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Madama Butterfly: Humming Chorus
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Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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track: Gymnopédie No. 1 (Arr. for Cello and Guitar)
track: Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
track: Mahler: Symphony of a Thousand Piano Variation (After Symphony No. 8, Arr. for Piano by Tim Allhoff)
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Gymnopédie No. 1 (Arr. for Cello and Guitar)
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Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Lakmé: Flower Duet (Arr. for Violin and Strings by Vivan & Ketan Bhatti)
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Mahler: Symphony of a Thousand Piano Variation (After Symphony No. 8, Arr. for Piano by Tim Allhoff)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Mahler: Symphony of a Thousand Piano Variation (After Symphony No. 8, Arr. for Piano by Tim Allhoff)
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À Chloris (Arr. for Cello and Orchestra)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: À Chloris (Arr. for Cello and Orchestra)
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Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Thaïs, DO 24: Meditation (Arr. for Violin, Cello and Piano by Ehsan Mohagheghi Fard)
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Beau soir
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Beau soir
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Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ravel Variation (Arr. for Violin & Piano after Pavane pour une infante défunte, M. 19 by Ketan & Vivan Bhatti)
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Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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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
audio: Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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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: 2026-07-08T03:22:41Z
audio: Chansons grises: V. L'heure exquise (Arr. for Piano by William Youn)
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Madama Butterfly: Humming Chorus
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Madama Butterfly: Humming Chorus
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Tosca: E lucevan le stelle
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Tosca: E lucevan le stelle
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Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
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La plus que Lent (Valse)
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9084e1c6ab003108d11a4216bef41939a15f3e5e38268a79a872ccaee4de927a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE860100762.
  date published: 2026-07-08T03:53:27Z
audio: La plus que Lent (Valse)
  type: AudioObject