Richard Tognetti
type: MusicGroup
genre: classical
description: Richard Leo Tognetti AO is an Australian musician, violin soloist, ensemble player, leader, composer and arranger, conductor and artistic director. As of March 2026, he serves as the artistic dire
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subject of: OpenTimestamps Proof of Existence
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      date published: 1999
    genre: classical
    genre: classical-piano
    genre: chamber-music
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      date published: 2026-06-13T13:32:09Z
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album: Piazzolla: Music for Classical Accordion and Orchestra
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album: Haydn: Cello Concertos Nos. 1 & 2 - Beethoven: Romances Nos. 1 & 2
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album: Beethoven Symphonies 1, 2 & 3 'Eroica' (Live In Concert)
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album: Indies & Idols (Live In Concert)
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album: River (Original Motion Picture Soundtrack)
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T13:32:09Z
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album: Beethoven
album: Beethoven & Mozart Violin Sonatas
album: Haydn – Mozart
album: Heroines
album: Enchanted: Live in Concert
album: Jonny Greenwood Water, Wolfgang Amadeus Mozart Night Music
album: Mountain (Original Motion Picture Soundtrack)
album: Bach / Beethoven: Fugue
album: Mozart's Last Symphonies
album: ACO Sessions On Spotify: Sibelius Symphony No. 6
album: Vivaldi: The Four Seasons
album: ACO Sessions On Spotify: Brahms Symphony No. 4
album: Bach - Beethoven - Brahms
album: Mozart: Piano Concerto No. 27 K. 595
album: Mendelssohn
album: Pipe Dreams
album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
album: Dances to a Black Pipe
album: Mozart: Violin Concertos Nos. 1, 2 & 4
album: Beethoven: Piano Concerto No. 4 Op. 58, Piano Sonatas Nos. 14 "Moonlight" & 31
album: Mozart: Violin Concertos Nos. 3 and 5
album: Dvorak: Violin Concerto - Legends, Op. 59
album: Celebrating 20 Years Together
album: Tognetti - Bach: Sonatas for Violin and Keyboard
album: Nielsen: Suite / Linde: Concerto Piccolo / Leifs: Variazioni Pastorali / Sibelius: Impromptu
album: Tognetti – Bach: Violin Concertos
album: Vivaldi: Flute Concertos
album: Bach: Keyboard Concertos Nos. 1-7, BWV 1052-8 etc.
album: Shostakovich: Cello Concerto No. 1 - Kodály: Sonata for Cello Solo, Op. 8
album: Bach: Sonatas & Partitas for Solo Violin
album: Sculthorpe: Second Sonata, Irkanda I, Irkanda IV, Cello Dreaming, Lament & Djilile
album: String Quartets for String Orchestra
album: Beethoven: Concerto for Violin and Orchestra, Op. 61 - Mozart: Symphony No. 40
track: Concerto grosso in G Minor, Op. 6 No. 8, "Christmas Concerto": Adagio (Arr. Davies, Gordon and Tognetti)

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Beethoven
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Beethoven & Mozart Violin Sonatas
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Haydn – Mozart
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    date published: 2026-07-06T06:56:49Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:47:07Z
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Heroines
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Enchanted: Live in Concert
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Jonny Greenwood Water, Wolfgang Amadeus Mozart Night Music
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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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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
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track: Djilile
track: Holberg Suite, Op. 40: 1. Präludium (Allegro vivace)
track: 12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 1. Allegro
track: 12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 2. Largo
track: 12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 3. Allegro
track: Concerto For Violin And Strings In F Minor, Op.8, No.4, RV 297 "The Four Season: Winter": 1. Allegro non molto
track: Concerto For Violin And Strings In G Minor, Op.8, No.2, RV 315 "The Four Seasons: Summer": 3. Presto
track: Flying
track: Madness Bites
track: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso

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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:55:08Z

Sublime
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Gods And Monsters
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by artist: Richard Tognetti
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Gods And Monsters
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Djilile
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by artist: Australian Chamber Orchestra
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T19:25:36Z
audio: Djilile
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Holberg Suite, Op. 40: 1. Präludium (Allegro vivace)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Holberg Suite, Op. 40: 1. Präludium (Allegro vivace)
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12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 1. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: 12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 1. Allegro
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12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 2. Largo
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12 Concertos, Op.3 - "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 3. Allegro
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  date published: 2026-07-02T03:55:08Z
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Concerto For Violin And Strings In F Minor, Op.8, No.4, RV 297 "The Four Season: Winter": 1. Allegro non molto
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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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Concerto For Violin And Strings In G Minor, Op.8, No.2, RV 315 "The Four Seasons: Summer": 3. Presto
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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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Flying
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subject of: OpenTimestamps Proof of Existence
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Madness Bites
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subject of: OpenTimestamps Proof of Existence
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso
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Bach / Beethoven: Fugue
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Mozart's Last Symphonies
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ACO Sessions On Spotify: Sibelius Symphony No. 6
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Vivaldi: The Four Seasons
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ACO Sessions On Spotify: Brahms Symphony No. 4
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Bach - Beethoven - Brahms
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Mozart: Piano Concerto No. 27 K. 595
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Mendelssohn
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Pipe Dreams
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String Quartet in G Minor, Op. 27: IV. Finale. Lento - Presto al saltarello (Arr. R. Tognetti for string orchestra)
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2 Elegiac Melodies, Op. 34: No. 2, Varen (Last Spring)
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Lyric Pieces, Book 3, Op. 43, No. 5. Erotic: Lyric Pieces, Book 3, Op. 43: No. 5, Erotic (Arr. R. Tognetti for violin and string orchestra)
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Holberg Suite, Op. 40: I. Prelude (Version for Strings)
type: MusicRecording
duration: PT2M43S
duration ms: 163786
explicit: false
by artist: Edvard Grieg
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
  type: MusicAlbum
  date published: 2012-04-03
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: SEAES1277080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T08:58:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78ab4cdaa2064d39688f76402e53e49ddf2a6be5302dbd2bd6a6495c52544df5
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/SEAES1277080
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 0x78ab4cdaa2064d39688f76402e53e49ddf2a6be5302dbd2bd6a6495c52544df5. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAES1277080.
  date published: 2026-06-13T13:32:09Z
audio: Holberg Suite, Op. 40: I. Prelude (Version for Strings)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 100.27
  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
    value: 0.392
  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
    value: 0.929
  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)
    type: PropertyValue
    value: -21.807
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Holberg Suite, Op. 40: II. Sarabande (Version for Strings)
type: MusicRecording
duration: PT3M40S
duration ms: 220373
explicit: false
by artist: Edvard Grieg
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
  type: MusicAlbum
  date published: 2012-04-03
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: SEAES1277090
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:17:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc15df5d2b760b17f9a97be84e37f23b911cc21fe7ad2b8d36a40bfd583b5d2cf
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/SEAES1277090
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 0xc15df5d2b760b17f9a97be84e37f23b911cc21fe7ad2b8d36a40bfd583b5d2cf. 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/SEAES1277090.
  date published: 2026-07-02T03:55:08Z
audio: Holberg Suite, Op. 40: II. Sarabande (Version for Strings)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 122.681
  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: 0.19
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.618
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.042
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.471
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Holberg Suite, Op. 40: III. Gavotte (Version for Strings)
type: MusicRecording
duration: PT3M15S
duration ms: 195880
explicit: false
by artist: Edvard Grieg
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
  type: MusicAlbum
  date published: 2012-04-03
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: SEAES1277100
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:12:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafa9afd72325d67facf974a4c02e8e794375deeac47edc3010c5404b37ef297c
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/SEAES1277100
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 0xafa9afd72325d67facf974a4c02e8e794375deeac47edc3010c5404b37ef297c. 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/SEAES1277100.
  date published: 2026-07-02T03:55:08Z
audio: Holberg Suite, Op. 40: III. Gavotte (Version for Strings)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.159
  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
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.957
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.707
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.372
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.446
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Holberg Suite, Op. 40: IV. Air (Version for Strings)
type: MusicRecording
duration: PT5M33S
duration ms: 333400
explicit: false
by artist: Edvard Grieg
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
  type: MusicAlbum
  date published: 2012-04-03
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: SEAES1277110
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T02:56:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb4e3d306cdfa5b3e36a464f529051633ceff6c5b8d2d62e86ee45ee0f2a22c1f
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/SEAES1277110
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 0xb4e3d306cdfa5b3e36a464f529051633ceff6c5b8d2d62e86ee45ee0f2a22c1f. 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/SEAES1277110.
  date published: 2026-07-02T03:55:08Z
audio: Holberg Suite, Op. 40: IV. Air (Version for Strings)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.938
  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: 0.105
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.897
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.785
  additional property: Liveness
    type: PropertyValue
    value: 0.138
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.063
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Holberg Suite, Op. 40: V. Rigaudon (Version for Strings)
type: MusicRecording
duration: PT4M16S
duration ms: 256933
explicit: false
by artist: Edvard Grieg
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Grieg: holberg suite - string quartet in g minor - 2 elegiac melodies - erotikk
  type: MusicAlbum
  date published: 2012-04-03
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: SEAES1277120
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:53:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee0221ee015fef660256df15039b21debe8183b52eb3291b733eb0be02aedaa4
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/SEAES1277120
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 0xee0221ee015fef660256df15039b21debe8183b52eb3291b733eb0be02aedaa4. 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/SEAES1277120.
  date published: 2026-07-02T03:55:08Z
audio: Holberg Suite, Op. 40: V. Rigaudon (Version for Strings)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.767
  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: 0.365
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.792
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.203
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.531
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Dances to a Black Pipe
type: MusicAlbum
date published: 2011-12-06
track: Clarinet Concerto: I. Slowly and expressively - Cadenza
  type: MusicRecording
  duration: PT8M17S
  duration ms: 497000
  explicit: false
  by artist: Aaron Copland
  by artist: Martin Fröst
  by artist: Lucy Reeves
  by artist: Benjamin Martin
  by artist: Australian Chamber Orchestra
  by artist: Richard Tognetti
  in album: Dances to a Black Pipe
    type: MusicAlbum
    date published: 2011-12-06
  genre: classical
  genre: orchestra
  isrc code: SEAES1163010
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T16:12:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb13c35d1115df5bcfc4e881fa3d4506a3e8a01f2da991b3d76e6fe61e453900c
  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/SEAES1163010
  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 0xb13c35d1115df5bcfc4e881fa3d4506a3e8a01f2da991b3d76e6fe61e453900c. 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/SEAES1163010.
    date published: 2026-07-02T03:55:08Z
  audio: Clarinet Concerto: I. Slowly and expressively - Cadenza
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 164.093
    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: 0.192
    additional property: Energy
      type: PropertyValue
      value: 0.021
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.95
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.332
    additional property: Liveness
      type: PropertyValue
      value: 0.116
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.039
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.792
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Clarinet Concerto: II. Rather fast - Coda (Final Version)
  type: MusicRecording
  duration: PT8M1S
  duration ms: 481280
  explicit: false
  by artist: Aaron Copland
  by artist: Martin Fröst
  by artist: Lucy Reeves
  by artist: Benjamin Martin
  by artist: Australian Chamber Orchestra
  by artist: Richard Tognetti
  in album: Dances to a Black Pipe
    type: MusicAlbum
    date published: 2011-12-06
  genre: classical
  genre: orchestra
  isrc code: SEAES1163020
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T23:33:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8cc5d788b6e1e9afe9b62188f184ea49aad43b49b49758057e361257fe00b4ef
  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/SEAES1163020
  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
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Klezmer Dances
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Dance Preludes: II. Andantino (2nd Version)
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Celebrating 20 Years Together
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    date published: 2026-07-06T06:56:49Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": I. Largo
track: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": II. Fantasmi. Presto
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track: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": V. Largo. Il Sonno
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track: Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: I. Allegro
track: Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: II. Largo
track: Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: III. Allegro
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track: Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: II. Largo e cantabile
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track: Vivaldi: Flute Concerto in A Minor, RV 440: I. Allegro non troppo
track: Vivaldi: Flute Concerto in A Minor, RV 440: II. Larghetto
track: Vivaldi: Flute Concerto in A Minor, RV 440: III. Allegro
track: Vivaldi: Flute Concerto in D Major, RV 429: I. Allegro
track: Vivaldi: Flute Concerto in D Major, RV 429: III. Allegro

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date published: 2026-07-02T03:30:09Z

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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: 2026-07-02T03:30:09Z
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": III. Largo
type: MusicRecording
duration: PT1M13S
duration ms: 73080
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501759
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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: 2026-06-13T15:41:10Z
audio: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": III. Largo
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": IV. Allegro
type: MusicRecording
duration: PT1M7S
duration ms: 67920
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501760
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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  date published: 2026-07-02T03:30:09Z
audio: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": IV. Allegro
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": V. Largo. Il Sonno
type: MusicRecording
duration: PT2M1S
duration ms: 121872
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501761
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 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 0x315383e4f71c88fdb01a5839f50bfba714e85f784920c6987ecab185ffa0711c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0501761.
  date published: 2026-07-02T03:30:09Z
audio: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": V. Largo. Il Sonno
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": VI. Allegro
type: MusicRecording
duration: PT2M6S
duration ms: 126560
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501762
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d72f03a49b68885fa5ca7748a3f5c4893049faec5456468868feb96d323d451. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0501762.
  date published: 2026-07-02T03:30:09Z
audio: Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": VI. Allegro
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: I. Allegro
type: MusicRecording
duration: PT2M43S
duration ms: 163026
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501768
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
  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 0x4abb5f976d0a7da0faa91c603355e416c1244537c8979b927079e0c21abcf443. 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/GBAYC0501768.
  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: I. Allegro
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  additional property: Valence (Positivity)
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: II. Largo
type: MusicRecording
duration: PT2M11S
duration ms: 131640
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501769
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
  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 0x809ee972626de46e46b9bb6a90e04183c5f583fdb32d4ec244811bfa8927b9f5. 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/GBAYC0501769.
  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: II. Largo
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Valence (Positivity)
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 4, RV 435: III. Allegro
type: MusicRecording
duration: PT2M16S
duration ms: 136240
explicit: false
by artist: Antonio Vivaldi
by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
in album: Vivaldi: Flute Concertos
  type: MusicAlbum
  date published: 2006-03-06
isrc code: GBAYC0501770
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
  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
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  date published: 2026-07-02T03:55:08Z
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Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: I. Allegro ma non tanto
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by artist: Richard Tognetti
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: I. Allegro ma non tanto
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Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: II. Largo e cantabile
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by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: II. Largo e cantabile
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Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: III. Allegro
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by artist: Emmanuel Pahud
by artist: Australian Chamber Orchestra
by artist: Richard Tognetti
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in F Major, Op. 10 No. 5, RV 434: III. Allegro
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: I. Allegro
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by artist: Richard Tognetti
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: I. Allegro
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: II. Largo
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: II. Largo
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Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: III. Allegro
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Vivaldi: Flute Concerto in G Major, Op. 10 No. 6, RV 437: III. Allegro
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Vivaldi: Flute Concerto in A Minor, RV 440: I. Allegro non troppo
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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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Vivaldi: Flute Concerto in A Minor, RV 440: II. Larghetto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Vivaldi: Flute Concerto in A Minor, RV 440: III. Allegro
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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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Vivaldi: Flute Concerto in D Major, RV 429: I. Allegro
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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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Vivaldi: Flute Concerto in D Major, RV 429: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
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Bach: Keyboard Concertos Nos. 1-7, BWV 1052-8 etc.
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date published: 2006-02-01

Shostakovich: Cello Concerto No. 1 - Kodály: Sonata for Cello Solo, Op. 8
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date published: 2006-01-01

Bach: Sonatas & Partitas for Solo Violin
type: MusicAlbum
date published: 2005-07-08

Sculthorpe: Second Sonata, Irkanda I, Irkanda IV, Cello Dreaming, Lament & Djilile
type: MusicAlbum
date published: 2003-04-01

String Quartets for String Orchestra
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date published: 2002-08-01

Beethoven: Concerto for Violin and Orchestra, Op. 61 - Mozart: Symphony No. 40
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date published: 1999-10-09

Concerto grosso in G Minor, Op. 6 No. 8, "Christmas Concerto": Adagio (Arr. Davies, Gordon and Tognetti)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
audio: Concerto grosso in G Minor, Op. 6 No. 8, "Christmas Concerto": Adagio (Arr. Davies, Gordon and Tognetti)
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