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genre: chamber music
genre: classical
description: Kenneth Sillito (born 5 March 1939 in Newcastle upon Tyne, England) is an English violinist and conductor. Biography Kenneth Sillito was born into a working-class family to Walter and Margaret Sillit
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  track: Concerto in C for Flute, Oboe, and Orchestra: 3. Allegretto
album: Telemann: Bläserkonzerte
album: Sound the Trumpets
album: Kenneth Sillito Conducts: Classic British Collection
album: Serenades, Suites & Symphonies: Elgar, Holst & Berkeley
album: Chamber Music
album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
album: Bach, J.S.: Cantatas - Bwv 53, 82, 170, 200
album: Walton: Chamber Music
album: Vaughan Williams: Concertos
album: Svendsen: String Octet in A Major, Romanze in G Major & Nielsen: String Quintet in G Major
album: Handel, G.F.: Overtures - Hwv 5, 6, 34, 33, 38, 67
album: Walton: Piano Quartet & Violin Sonata
album: English Music For Strings
album: Mozart: Quatuor pour flûte et cordes, K. 285, K. 285a, K. 285b, K. 298 & Quatuor pour hautbois, K. 370
album: Vaughan Williams: Symphony No. 4 & Concerto Accademico
album: Mozart & Ferlendis: Oboe Concertos
album: Italian Recorder Concertos
album: Bach, Handel & Marcello: Concertos
album: Recorder Concertos By Handel, Babell & Baston / Jacob: Suite For Recorder & Strings
album: Hommages to Haydn, Roussel and Fauré
album: Bach, J.S.: Arias - Bwv 21, 51, 53, 82, 199, 244, 248
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track: The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
track: The Four Seasons, Violin Concerto No. 2 in G Minor, RV. 315, Op. 8 No. 2 'L'estate/ Summer': III. Presto
track: The Four Seasons, Violin Concerto No. 4 in F Minor, RV. 297, Op. 8 No. 4 'L'inverno/ Winter': I. Allegro non molto
track: Trio Sonata for 2 Violins and Continuo in G minor, Op. 5, No. 5, HWV 400: 5. Bourrée
track: The Four Seasons, Violin Concerto No. 3 in F Major, RV. 293, Op. 8 No. 3 'L'autunno/ Autumn': I. Allegro
track: The Four Seasons, Violin Concerto No. 1 in E Major, RV. 269, Op. 8 No. 1 'La primavera/ Spring': III. Allegro
track: The Four Seasons, Violin Concerto No. 3 in F Major, RV. 293, Op. 8 No. 3 'L'autunno/ Autumn': III. Allegro
track: The Four Seasons, Violin Concerto in F Minor, RV 297 "Winter": II. Largo
track: The Four Seasons, Violin Concerto No. 2 in G minor, RV 315 "L'estate": I. Allegro non molto
track: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: II. Andante
track: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: III. Presto
track: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
track: The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": III. Allegro
track: The Four Seasons, Violin Concerto No. 1 in E Major, RV. 269, Op. 8 No. 1 'La primavera/ Spring': I. Allegro
track: Sonata a 5 in B flat for Violin, Oboes, Strings, and Continuo, HWV 288: 3. Allegro
track: Le quattro stagioni (The Four Seasons), Op. 8 - Concerto No. 2 in G Minor, RV 315, "L'estat" (Summer): II. Larg

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Chamber Music
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  audio: Clarinet Quintet in B flat Op. 34: III. Menuetto Capriccio - Presto
track: Clarinet Quintet in B flat Op. 34: IV. Rondo - Allegro giocoso
track: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: I. Allegro con fuoco
track: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: II. Andante
track: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: III. Presto
track: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: I. Presto
track: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: II. Andante
track: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: III. Allegro grazioso
track: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: I. Allegro non troppo (Version with String Orchestra)
track: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: II. Adagio (Version with String Orchestra, Formerly Attributed to Richard Wagner)
track: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: III. Allegro (Version with String Orchestra)

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date published: 2026-07-30T09:57:33Z

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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T09:37:10Z
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c2fb25d107f0768d286dec36586bd4e40f956a58df7862c7313dd06168aee4c. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202286 — a six-check JSON result.
  date published: 2026-07-30T12:06:10Z
audio: Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: III. Presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.792
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.505
  additional property: Energy
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    value: 0.194
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.797
  additional property: Liveness
    type: PropertyValue
    value: 0.167
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.873
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.592
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: I. Presto
type: MusicRecording
duration: PT1M58S
duration ms: 118973
explicit: false
by artist: Felix Mendelssohn
by artist: Sabine Meyer
by artist: Wolfgang Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
genre: chamber-music
isrc code: GBAYC0202288
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T12:48:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x00e5b8797e380dd2cf5c1e164f74c20c6b63d22d798d748c4a106e0433d31abd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960111
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960111
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202288
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:21:01Z
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 0x00e5b8797e380dd2cf5c1e164f74c20c6b63d22d798d748c4a106e0433d31abd. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202288 — a six-check JSON result.
  date published: 2026-07-29T13:21:01Z
audio: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: I. Presto
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 128.754
  additional property: Musical Key
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    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.424
  additional property: Energy
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    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.751
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.455
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.671
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: II. Andante
type: MusicRecording
duration: PT2M40S
duration ms: 160093
explicit: false
by artist: Felix Mendelssohn
by artist: Sabine Meyer
by artist: Wolfgang Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
genre: chamber-music
isrc code: GBAYC0202289
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T16:24:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x918bd5b918783be091808649733e4eea407ba49e8fe8140f9a9ba79bb9d06cd1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202289
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
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 0x918bd5b918783be091808649733e4eea407ba49e8fe8140f9a9ba79bb9d06cd1. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202289 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.333
  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: 0.22
  additional property: Energy
    type: PropertyValue
    value: 0.007
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.764
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.179
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.08
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: III. Allegro grazioso
type: MusicRecording
duration: PT3M16S
duration ms: 196573
explicit: false
by artist: Felix Mendelssohn
by artist: Sabine Meyer
by artist: Wolfgang Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
genre: chamber-music
isrc code: GBAYC0202290
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T11:29:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa31388329c915c8c4c5719cb9ebab6f4407a413aef7232b1c6e59246cb448364
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960101
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960101
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202290
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:46:30Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa31388329c915c8c4c5719cb9ebab6f4407a413aef7232b1c6e59246cb448364. Chain 2 (Bitcoin): anchored in block 960101 (2026-07-29T11:46:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202290 — a six-check JSON result.
  date published: 2026-07-29T11:46:30Z
audio: Mendelssohn: Concert Piece No. 2 in D Minor, Op. 114, MWV Q24: III. Allegro grazioso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.524
  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: 0.453
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.557
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.297
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.852
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: I. Allegro non troppo (Version with String Orchestra)
type: MusicRecording
duration: PT7M14S
duration ms: 434866
explicit: false
by artist: Heinrich Joseph Baermann
by artist: Sabine Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
isrc code: GBAYC0202292
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:47:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44473e044aa9cbd906bd9c29bcab6a4d56e4a123323e2ac459f281d2c8faa8bb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202292
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44473e044aa9cbd906bd9c29bcab6a4d56e4a123323e2ac459f281d2c8faa8bb. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202292 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: I. Allegro non troppo (Version with String Orchestra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.891
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.361
  additional property: Energy
    type: PropertyValue
    value: 0.082
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.873
  additional property: Liveness
    type: PropertyValue
    value: 0.143
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.368
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.014
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: II. Adagio (Version with String Orchestra, Formerly Attributed to Richard Wagner)
type: MusicRecording
duration: PT4M30S
duration ms: 270560
explicit: false
by artist: Heinrich Joseph Baermann
by artist: Sabine Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
isrc code: GBAYC0202293
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T09:37:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75b816ccdbc1aec39bfbce0a83241784fcf83587c86bb21d4408b9293bd58a13
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960240
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960240
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202293
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:57:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75b816ccdbc1aec39bfbce0a83241784fcf83587c86bb21d4408b9293bd58a13. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202293 — a six-check JSON result.
  date published: 2026-07-30T09:57:33Z
audio: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: II. Adagio (Version with String Orchestra, Formerly Attributed to Richard Wagner)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.412
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.077
  additional property: Energy
    type: PropertyValue
    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.052
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.502
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: III. Allegro (Version with String Orchestra)
type: MusicRecording
duration: PT3M36S
duration ms: 216773
explicit: false
by artist: Heinrich Joseph Baermann
by artist: Sabine Meyer
by artist: Academy of St. Martin in the Fields
by artist: Kenneth Sillito
in album: Weber, Mendelssohn, Bärmann : Chamber Music for Clarinet
  type: MusicAlbum
  date published: 2002-07-08
isrc code: GBAYC0202294
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T03:15:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd969d1517a617ff09377eaae9ed4d4aac4c0306406736df7088556a7c9c91a11
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960344
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960344
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202294
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T04:14:58Z
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 0xd969d1517a617ff09377eaae9ed4d4aac4c0306406736df7088556a7c9c91a11. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202294 — a six-check JSON result.
  date published: 2026-07-31T04:14:58Z
audio: Baermann: Clarinet Quintet No. 3 in E-Flat Major, Op. 23: III. Allegro (Version with String Orchestra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.865
  additional property: Musical Key
    type: PropertyValue
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Walton: Chamber Music
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Vaughan Williams: Concertos
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Svendsen: String Octet in A Major, Romanze in G Major & Nielsen: String Quintet in G Major
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Handel, G.F.: Overtures - Hwv 5, 6, 34, 33, 38, 67
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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date published: 2026-07-31T20:22:46Z

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  subject of: OpenTimestamps Proof of Existence
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Bach, Handel & Marcello: Concertos
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date published: 1984
track: Violin Concerto in E Major, BWV 1042 (Arranged by John Williams for Guitar and Orchestra): I. Allegro
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-22T17:48:40Z
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  subject of: OpenTimestamps Proof of Existence
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Recorder Concertos By Handel, Babell & Baston / Jacob: Suite For Recorder & Strings
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T15:20:33Z
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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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Hommages to Haydn, Roussel and Fauré
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Bach, J.S.: Arias - Bwv 21, 51, 53, 82, 199, 244, 248
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Haydn: Symphonies Nos. 6, 7, & 8
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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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    additional property: Acousticness
      type: PropertyValue
      value: 0.893
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.006
    additional property: Liveness
      type: PropertyValue
      value: 0.118
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.094
    additional property: Loudness (dB)
      type: PropertyValue
      value: -35.046
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 3. Menuet
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271626
  explicit: false
  by artist: Joseph Haydn
  by artist: Academy of St. Martin in the Fields
  by artist: Sir Neville Marriner
  by artist: Denis Vigay
  by artist: Raymund Koster
  by artist: Susan Milan
  by artist: Graham Sheen
  by artist: Iona Brown
  by artist: Kenneth Sillito
  in album: Haydn: Symphonies Nos. 6, 7, & 8
  isrc code: NLA507917903
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 3. Menuet
track: Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 4. Finale. Allegro
track: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 1. Adagio - Allegro
track: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 2. Recitativo. Adagio - Allegro - Adagio
track: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto
track: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 5. Finale. Allegro
track: Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 1. Allegro molto
track: Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 2. Andante
track: Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 4. Presto "La tempesta"

Kenneth Sillito
type: MusicGroup

Haydn: Symphonies Nos. 6, 7, & 8
type: MusicAlbum
date published: 1982-01-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-07T00:25:23+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x64aa6b50ce2ffe0e7f3ccd8948a8f9194186f5d20988faa858a0ddc0fff36f31

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917903

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

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64aa6b50ce2ffe0e7f3ccd8948a8f9194186f5d20988faa858a0ddc0fff36f31. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917903 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 3. Menuet
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 126.122
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.329
additional property: Energy
  type: PropertyValue
  value: 0.017
additional property: Speechiness
  type: PropertyValue
  value: 0.04
additional property: Acousticness
  type: PropertyValue
  value: 0.985
additional property: Instrumentalness
  type: PropertyValue
  value: 0.8
additional property: Liveness
  type: PropertyValue
  value: 0.327
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.335
additional property: Loudness (dB)
  type: PropertyValue
  value: -31.49
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 4. Finale. Allegro
type: MusicRecording
duration: PT3M9S
duration ms: 189493
explicit: false
by artist: Joseph Haydn
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Denis Vigay
by artist: Raymund Koster
by artist: Susan Milan
by artist: Graham Sheen
by artist: Iona Brown
by artist: Kenneth Sillito
in album: Haydn: Symphonies Nos. 6, 7, & 8
  type: MusicAlbum
  date published: 1982-01-01
isrc code: NLA507917904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T21:59:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaa95174a320b8ac012e527c3c48537712a1c6d076ff1b2528e70a45bb14ccb3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaa95174a320b8ac012e527c3c48537712a1c6d076ff1b2528e70a45bb14ccb3. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917904 — a six-check JSON result.
  date published: 2026-07-30T22:27:30Z
audio: Symphony No. 6 in D Major, Hob. I:6 "Le Matin": 4. Finale. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.362
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.445
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.849
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.638
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.309
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 1. Adagio - Allegro
type: MusicRecording
duration: PT5M21S
duration ms: 321306
explicit: false
by artist: Joseph Haydn
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Denis Vigay
by artist: Raymund Koster
by artist: Susan Milan
by artist: Graham Sheen
by artist: Kenneth Sillito
by artist: Malcolm Latchem
in album: Haydn: Symphonies Nos. 6, 7, & 8
  type: MusicAlbum
  date published: 1982-01-01
isrc code: NLA507917905
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T00:24:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84b24c48e4ebd96d1a99c87d58df7de13c7de7956d4b9bbb41013954167836f6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917905
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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 0x84b24c48e4ebd96d1a99c87d58df7de13c7de7956d4b9bbb41013954167836f6. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917905 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 1. Adagio - Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.869
  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: 0.367
  additional property: Energy
    type: PropertyValue
    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.691
  additional property: Liveness
    type: PropertyValue
    value: 0.077
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.454
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.435
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 2. Recitativo. Adagio - Allegro - Adagio
type: MusicRecording
duration: PT2M47S
duration ms: 167653
explicit: false
by artist: Joseph Haydn
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Denis Vigay
by artist: Raymund Koster
by artist: Susan Milan
by artist: Graham Sheen
by artist: Kenneth Sillito
by artist: Malcolm Latchem
in album: Haydn: Symphonies Nos. 6, 7, & 8
  type: MusicAlbum
  date published: 1982-01-01
isrc code: NLA507917906
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:45:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x26bd8ff99bb46ca2761bb383864d13d267de46494a108710e8c471ecfadaffd3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917906
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26bd8ff99bb46ca2761bb383864d13d267de46494a108710e8c471ecfadaffd3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917906 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 2. Recitativo. Adagio - Allegro - Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.263
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.239
  additional property: Energy
    type: PropertyValue
    value: 0.007
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.873
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.422
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto
type: MusicRecording
duration: PT3M55S
duration ms: 235026
explicit: false
by artist: Joseph Haydn
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Denis Vigay
by artist: Raymund Koster
by artist: Susan Milan
by artist: Graham Sheen
by artist: Kenneth Sillito
by artist: Malcolm Latchem
in album: Haydn: Symphonies Nos. 6, 7, & 8
  type: MusicAlbum
  date published: 1982-01-01
isrc code: NLA507917908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T23:30:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd3b3655d57e52e3c0de524fd2e0031db3909f0903973ab4f880a535f9270535e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917908
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3b3655d57e52e3c0de524fd2e0031db3909f0903973ab4f880a535f9270535e. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917908 — a six-check JSON result.
  date published: 2026-07-31T23:51:35Z
audio: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.927
  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: 0.357
  additional property: Energy
    type: PropertyValue
    value: 0.015
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.392
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.403
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.902
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 5. Finale. Allegro
type: MusicRecording
duration: PT2M56S
duration ms: 176240
explicit: false
by artist: Joseph Haydn
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Denis Vigay
by artist: Raymund Koster
by artist: Susan Milan
by artist: Graham Sheen
by artist: Kenneth Sillito
by artist: Malcolm Latchem
in album: Haydn: Symphonies Nos. 6, 7, & 8
  type: MusicAlbum
  date published: 1982-01-01
isrc code: NLA507917909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:15:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0fe820bd69944cbc03776baee5e96ce7517fe9e753934f2a0007af00dcbbfe57
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917909
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fe820bd69944cbc03776baee5e96ce7517fe9e753934f2a0007af00dcbbfe57. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917909 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 5. Finale. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.162
  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: 0.482
  additional property: Energy
    type: PropertyValue
    value: 0.18
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.845
  additional property: Liveness
    type: PropertyValue
    value: 0.244
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.607
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.364
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
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Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 1. Allegro molto
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Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 2. Andante
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Symphony No. 8 in G Major, Hob. I:8 "Le Soir": 4. Presto "La tempesta"
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The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
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The Four Seasons, Violin Concerto No. 2 in G Minor, RV. 315, Op. 8 No. 2 'L'estate/ Summer': III. Presto
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The Four Seasons, Violin Concerto No. 4 in F Minor, RV. 297, Op. 8 No. 4 'L'inverno/ Winter': I. Allegro non molto
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Trio Sonata for 2 Violins and Continuo in G minor, Op. 5, No. 5, HWV 400: 5. Bourrée
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The Four Seasons, Violin Concerto No. 3 in F Major, RV. 293, Op. 8 No. 3 'L'autunno/ Autumn': I. Allegro
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  date published: 2026-07-02T03:55:08Z
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The Four Seasons, Violin Concerto No. 1 in E Major, RV. 269, Op. 8 No. 1 'La primavera/ Spring': III. Allegro
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  date published: 2026-07-02T03:55:08Z
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The Four Seasons, Violin Concerto No. 3 in F Major, RV. 293, Op. 8 No. 3 'L'autunno/ Autumn': III. Allegro
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  date published: 2026-07-02T03:55:08Z
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The Four Seasons, Violin Concerto in F Minor, RV 297 "Winter": II. Largo
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  date published: 2026-07-02T03:55:08Z
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The Four Seasons, Violin Concerto No. 2 in G minor, RV 315 "L'estate": I. Allegro non molto
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  date published: 2026-07-02T03:55:08Z
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Mendelssohn: Concert Piece No. 1 in F Major, Op. 113, MWV Q23: II. Andante
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Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
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The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": III. Allegro
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The Four Seasons, Violin Concerto No. 1 in E Major, RV. 269, Op. 8 No. 1 'La primavera/ Spring': I. Allegro
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Sonata a 5 in B flat for Violin, Oboes, Strings, and Continuo, HWV 288: 3. Allegro
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Le quattro stagioni (The Four Seasons), Op. 8 - Concerto No. 2 in G Minor, RV 315, "L'estat" (Summer): II. Larg
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