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description: Neil Cathcart Black OBE (28 May 1932 – 14 August 2016) was an English oboist. He held the post of principal oboe in four London orchestras, and taught at the Royal Academy of Music and the Guildhall S
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album: Itzhak Perlman Plays Bach
album: Bach, J.S.: The Complete Orchestral Works
album: Ultimate Classic Relaxation
album: 101 Adagios
album: Calm Mozart
album: Mozart - Classics for Relaxation
album: Meditation - Relaxing Mozart
album: Classical Oboe, Clarinet, And Flute Performances: The Definitive Collection
album: Great Baroque Favorites
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Itzhak Perlman Plays Bach
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track: Bach, JS: Sonata for Solo Violin No. 1 in G Minor, BWV 1001: II. Fuga. Allegro
track: Bach, JS: Sonata for Solo Violin No. 1 in G Minor, BWV 1001: III. Siciliana
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track: Bach, JS: Violin Concerto in D Minor, BWV 1052R: I. Allegro
track: Bach, JS: Violin Concerto in D Minor, BWV 1052R: III. Allegro
track: Bach, JS: Partita for Solo Violin No. 1 in B Minor, BWV 1002: V. Sarabande
track: Bach, JS: Concerto for Violin and Oboe in C Minor, BWV 1060R: II. Adagio
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track: Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: II. Fuga
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track: Bach, JS: Partita for Solo Violin No. 3 in E Major, BWV 1006: I. Preludio
track: Bach, JS: Violin Concerto in E Major, BWV 1042: I. Allegro
track: Bach, JS: Partita for Solo Violin No. 3 in E Major, BWV 1006: VII. Gigue

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Bach, JS: Partita for Solo Violin No. 1 in B Minor, BWV 1002: V. Sarabande
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duration: PT3M29S
duration ms: 209893
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by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
in album: Itzhak Perlman Plays Bach
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  date published: 2022-07-15
genre: classical
genre: classical-piano
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0db1357c94a4bb3abf0fdc3583f2a08fb3c3ef64c81292f145104fbafac8bbb. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1501823.
  date published: 2026-07-08T03:22:41Z
audio: Bach, JS: Partita for Solo Violin No. 1 in B Minor, BWV 1002: V. Sarabande
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Bach, JS: Concerto for Violin and Oboe in C Minor, BWV 1060R: II. Adagio
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duration: PT6M53S
duration ms: 413400
explicit: false
by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
by artist: Neil Black
by artist: Daniel Barenboim
by artist: English Chamber Orchestra
in album: Itzhak Perlman Plays Bach
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  date published: 2022-07-15
genre: classical
genre: classical-piano
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd62aa70177238afdbd56149ec9525ac6716935cd64440f0ef6861b9a0d9efd2. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1500698.
  date published: 2026-07-08T03:53:27Z
audio: Bach, JS: Concerto for Violin and Oboe in C Minor, BWV 1060R: II. Adagio
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Bach, JS: Concerto for Violin and Oboe in C Minor, BWV 1060R: III. Allegro
type: MusicRecording
duration: PT3M54S
duration ms: 234760
explicit: false
by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
by artist: Neil Black
by artist: Daniel Barenboim
by artist: English Chamber Orchestra
in album: Itzhak Perlman Plays Bach
  type: MusicAlbum
  date published: 2022-07-15
genre: classical
genre: classical-piano
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0b36e7018dca7b61fc97fcfbe50736c53ab315f7ba8af7cfbc38e5bd1cb9f93. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1500699.
  date published: 2026-07-08T03:53:27Z
audio: Bach, JS: Concerto for Violin and Oboe in C Minor, BWV 1060R: III. Allegro
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Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: II. Fuga
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duration: PT8M17S
duration ms: 497026
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by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
in album: Itzhak Perlman Plays Bach
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  date published: 2022-07-15
genre: classical
genre: classical-piano
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x125048fd680856477bff02bbdb4a1cb294ecf3c76c0a77e43cee733949aad00e. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/GBAYC1501828.
  date published: 2026-07-08T03:39:04Z
audio: Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: II. Fuga
  type: AudioObject
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Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: III. Andante
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duration: PT5M29S
duration ms: 329306
explicit: false
by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
in album: Itzhak Perlman Plays Bach
  type: MusicAlbum
  date published: 2022-07-15
genre: classical
genre: classical-piano
isrc code: GBAYC1501829
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4425abbda7f9bf7bbc58cd0adcaaa15e029b73637c0b6d5be1a86b1c7093459d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1501829.
  date published: 2026-07-08T03:22:41Z
audio: Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: III. Andante
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: IV. Allegro
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duration: PT5M31S
duration ms: 331426
explicit: false
by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
in album: Itzhak Perlman Plays Bach
  type: MusicAlbum
  date published: 2022-07-15
genre: classical
genre: classical-piano
isrc code: GBAYC1501830
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
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d44eb1a45359fdf1d284dbc1f60804cbe4cef4a888625bddc02e3ccd40a3396. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1501830.
  date published: 2026-07-08T03:22:41Z
audio: Bach, JS: Violin Sonata No. 2 in A Minor, BWV 1003: IV. Allegro
  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: Danceability
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Bach, JS: Partita for Solo Violin No. 3 in E Major, BWV 1006: I. Preludio
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by artist: Johann Sebastian Bach
by artist: Itzhak Perlman
in album: Itzhak Perlman Plays Bach
  type: MusicAlbum
  date published: 2022-07-15
genre: classical
genre: classical-piano
isrc code: GBAYC1501840
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
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45a6ccae29b25b79e6f26d56fd40f490623207a74654821a53a1b00c5e66b84f. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1501840.
  date published: 2026-07-08T08:56:20Z
audio: Bach, JS: Partita for Solo Violin No. 3 in E Major, BWV 1006: I. Preludio
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Bach, J.S.: The Complete Orchestral Works
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Ultimate Classic Relaxation
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track: Adagio for Strings
track: Eine kleine Nachtmusik, K. 525: Romance (Andante)
track: Pavane, Op. 50 (Choral Version)
track: Consolation No. 3, Lento placido, S.142
track: Concerto grosso in D, Op. 6, No. 1: 2. Largo
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Canon in D, P. 37
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Pavane, Op. 50 (Choral Version)
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Consolation No. 3, Lento placido, S.142
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Concerto grosso in D, Op. 6, No. 1: 2. Largo
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12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo
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track: Wiegenlied, K.350 - Arranged By Nicholas Ellis: Schlafe, mein Prinzchen, schlaf ein
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track: Clarinet Concerto in A Major, K622 (arr. piano)
track: Violin Sonata in C Major, K. 403: II. Andante –

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Wiegenlied, K.350 - Arranged By Nicholas Ellis: Schlafe, mein Prinzchen, schlaf ein
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Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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Symphony No. 50 in D Major, K.161/163: 2. Andante
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Requiem, KV 626: 6f. Lacrimosa (arr. piano)
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Divertimento No. 5 in D Major, K. 205: 3. Adagio
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Quintet for Piano, Oboe, Clarinet, Horn, and Bassoon in E Flat Major, K. 452: 1. Largo -
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Harmoniemusik from "Die Entführung aus dem Serail", K.384: 2. Hier soll ich dich denn sehen
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subject of: OpenTimestamps Proof of Existence
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audio: Harmoniemusik from "Die Entführung aus dem Serail", K.384: 2. Hier soll ich dich denn sehen
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Cassation in B-Flat Major, K. 99: V. Andante
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Divertimento in D, K.334 - Arranged by David Overton: 3. Menuetto - Trio - Menuetto
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Clarinet Concerto in A Major, K622 (arr. piano)
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Violin Sonata in C Major, K. 403: II. Andante –
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Mozart - Classics for Relaxation
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Ave verum corpus, K.618
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Wiegenlied, K.350 - Arranged By Nicholas Ellis: Schlafe, mein Prinzchen, schlaf ein
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Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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Divertimento No. 5 in D Major, K. 205: 3. Adagio
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Andante for Flute and Orchestra in C, K.315
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Meditation - Relaxing Mozart
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OpenTimestamps Proof of Existence
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Clarinet Concerto
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subject of: OpenTimestamps Proof of Existence
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Trio Sonata, TWV 42:d7: III. Adagio
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subject of: OpenTimestamps Proof of Existence
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Orfeo ed Euridice, Wq. 30: Dance of the Blessed Spirits
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subject of: OpenTimestamps Proof of Existence
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audio: Orfeo ed Euridice, Wq. 30: Dance of the Blessed Spirits
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Canon in D Major
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subject of: OpenTimestamps Proof of Existence
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audio: Canon in D Major
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Great Baroque Favorites
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track: Ich steh mit einem Fuß im Grabe, BWV 156: Sinfonia
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  audio: Keyboard Suite in D Minor, HWV 437: III. Sarabande (Arr. for Chamber Orchestra)
track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air ("On a G String")
track: Abdelazar Suite, Z. 570: II. Rondo
track: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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track: Chamber Concerto in D Major, RV 93: II. Largo - Instrumental
track: Premiere Suite de Symphonies: Rondeau
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OpenTimestamps Proof of Existence
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Keyboard Suite in D Minor, HWV 437: III. Sarabande (Arr. for Chamber Orchestra)
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air ("On a G String")
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4802a3af68fbde51c35fc8af782780fe2bfa98c3a046aee961926ad66bb89e9. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18100665.
  date published: 2026-06-13T17:25:41Z
audio: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air ("On a G String")
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Abdelazar Suite, Z. 570: II. Rondo
type: MusicRecording
duration: PT1M14S
duration ms: 74773
explicit: false
by artist: Henry Purcell
by artist: Raymond Leppard
by artist: English Chamber Orchestra
in album: Great Baroque Favorites
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  date published: 1975
genre: classical
genre: choral
isrc code: USSM19600495
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19600495
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x504f88eff9216b5c492baaa0611740031c646d8b8e1a16eec7480fa9cc81cf3f. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19600495.
  date published: 2026-07-07T18:50:38Z
audio: Abdelazar Suite, Z. 570: II. Rondo
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Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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duration: PT1M31S
duration ms: 91000
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Raymond Leppard
in album: Great Baroque Favorites
  type: MusicAlbum
  date published: 1975
genre: classical
genre: classical-piano
isrc code: USSM18000600
additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000600
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d99691abd8e6c3675ee5e41b23491035c753ceeea8ee6244765622fb7d17b62. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000600.
  date published: 2026-06-13T17:25:41Z
audio: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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Adagio in G Minor (Attrib. Albinoni) [Arr. for Chamber Orchestra]
type: MusicRecording
duration: PT8M23S
duration ms: 503200
explicit: false
by artist: Remo Giazotto
by artist: Jean-Claude Malgoire
by artist: La Grande Écurie et la Chambre du Roy
in album: Great Baroque Favorites
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genre: classical
isrc code: USSM19600488
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2c36628f66fef380a1f94468ef32139a4e0f616a2103721bd863a8ae3970187. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19600488.
  date published: 2026-06-13T17:25:41Z
audio: Adagio in G Minor (Attrib. Albinoni) [Arr. for Chamber Orchestra]
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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Chamber Concerto in D Major, RV 93: II. Largo - Instrumental
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duration: PT4M13S
duration ms: 253000
explicit: false
by artist: Antonio Vivaldi
by artist: John C. Williams
by artist: English Chamber Orchestra
in album: Great Baroque Favorites
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isrc code: USSM10210907
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Chamber Concerto in D Major, RV 93: II. Largo - Instrumental
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Acousticness
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Premiere Suite de Symphonies: Rondeau
type: MusicRecording
duration: PT1M48S
duration ms: 108133
explicit: false
by artist: Jean-Joseph Mouret
by artist: Richard Kapp
by artist: Philharmonia Virtuosi of New York
by artist: Gerard Schwarz
by artist: Philharmonia Virtuosi
in album: Great Baroque Favorites
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isrc code: USSM19600487
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:44:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19600487
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe471689cb78092d4d4240ebd83cf220a4c1bac4c2e6f193a3ab1684ffc835b34. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19600487.
  date published: 2026-07-06T07:16:32Z
audio: Premiere Suite de Symphonies: Rondeau
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  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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Te Deum, H. 146: Prelude
type: MusicRecording
duration: PT1M36S
duration ms: 96840
explicit: false
by artist: Marc-Antoine Charpentier
by artist: Raymond Leppard
by artist: English Chamber Orchestra
in album: Great Baroque Favorites
  type: MusicAlbum
  date published: 1975
genre: classical
genre: early-music
genre: baroque
genre: french-baroque
isrc code: USSM19930122
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-07-06T11:05:04+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd16a5fe748da9499e11900a8c55d5d1f5e649a70f9a74ac47ead4b8ea616a19c. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19930122.
  date published: 2026-07-07T18:39:05Z
audio: Te Deum, H. 146: Prelude
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  additional property: Tempo (BPM)
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Oboe Concerto in D Minor: II. Adagio
type: MusicRecording
duration: PT3M36S
duration ms: 216600
explicit: false
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by artist: English Chamber Orchestra
by artist: Raymond Leppard
by artist: Neil Black
in album: Great Baroque Favorites
  type: MusicAlbum
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genre: classical-era
genre: baroque
genre: italian-baroque
isrc code: USSM18000602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7cfaeb9e938e713491dd7feed008435d6b9bc2694ff5a2dd752dceb7275e6fad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000602
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cfaeb9e938e713491dd7feed008435d6b9bc2694ff5a2dd752dceb7275e6fad. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000602.
  date published: 2026-07-02T05:09:12Z
audio: Oboe Concerto in D Minor: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.941
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.086
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.872
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.061
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.888
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Suite in D Major: IV. The Prince of Denmark's March "Trumpet Voluntary"
type: MusicRecording
duration: PT2M5S
duration ms: 125000
explicit: false
by artist: Jeremiah Clarke
by artist: Edward Carroll
by artist: Richard Kapp
by artist: Philharmonia Virtuosi
by artist: New York Philharmonia Virtuosi
in album: Great Baroque Favorites
  type: MusicAlbum
  date published: 1975
isrc code: USSM17900910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:47:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdea3bc81414ed958815e8e07c1561055ace7ce176f480048d4e636003f56b67
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956891
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900910
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdea3bc81414ed958815e8e07c1561055ace7ce176f480048d4e636003f56b67. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900910.
  date published: 2026-07-06T07:16:32Z
audio: Suite in D Major: IV. The Prince of Denmark's March "Trumpet Voluntary"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.242
  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: 0.446
  additional property: Energy
    type: PropertyValue
    value: 0.206
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.822
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.762
  additional property: Liveness
    type: PropertyValue
    value: 0.362
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.711
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.599
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Most Relaxing Vivaldi Album In The World... Ever!
type: MusicAlbum
date published: 2006-01-01
track: II. Largo
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240693
  explicit: false
  by artist: Antonio Vivaldi
  by artist: Anthony Bailes
  by artist: Wim Ten Have
  by artist: Members Of Danske Strings
  in album: The Most Relaxing Vivaldi Album In The World... Ever!
    type: MusicAlbum
    date published: 2006-01-01
  popularity: 1
  isrc code: GBAYC8806184
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T08:49:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4b01ae12f9cb5502557ac74f801258b459ea002cd2d87a77ac6b8a75fb90e519
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8806184
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b01ae12f9cb5502557ac74f801258b459ea002cd2d87a77ac6b8a75fb90e519. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8806184.
    date published: 2026-07-08T03:53:27Z
  audio: II. Largo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.229
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.267
    additional property: Energy
      type: PropertyValue
      value: 0.011
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.939
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.011
    additional property: Liveness
      type: PropertyValue
      value: 0.092
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.338
    additional property: Loudness (dB)
      type: PropertyValue
      value: -30.589
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: II. Sarabande
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201413
  explicit: false
  by artist: Antonio Vivaldi
  by artist: Herbert von Karajan
  by artist: Berliner Philharmoniker
  by artist: Maurice André
  in album: The Most Relaxing Vivaldi Album In The World... Ever!
    type: MusicAlbum
    date published: 2006-01-01
  popularity: 1
  isrc code: GBAYC9801100
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T10:37:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x71e177931df76eb4c462b285aa646697637de73e65dffc515713fe9d17d3a16b
  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/GBAYC9801100
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71e177931df76eb4c462b285aa646697637de73e65dffc515713fe9d17d3a16b. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9801100.
    date published: 2026-07-08T03:20:19Z
  audio: II. Sarabande
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.949
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.091
    additional property: Energy
      type: PropertyValue
      value: 0.184
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.885
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.918
    additional property: Liveness
      type: PropertyValue
      value: 0.139
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.072
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.708
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Largo
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274066
  explicit: false
  by artist: Antonio Vivaldi
  by artist: Christopher Parkening
  by artist: Academy of St. Martin in the Fields
  by artist: Iona Brown
  in album: The Most Relaxing Vivaldi Album In The World... Ever!
    type: MusicAlbum
    date published: 2006-01-01
  popularity: 1
  isrc code: GBAYC9300578
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T22:51:17+00:00
  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: Largo
track: II. Andante
track: Domine Deus

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xdd3e0e6d442c5a289d500027ae0a9b2de362b0644d11ca49816d5e89a369a92d

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957124

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957124

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9300578

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:53:27Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd3e0e6d442c5a289d500027ae0a9b2de362b0644d11ca49816d5e89a369a92d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9300578.
date published: 2026-07-08T03:53:27Z

Largo
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 148.528
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: 0.258
additional property: Energy
  type: PropertyValue
  value: 0.031
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.98
additional property: Instrumentalness
  type: PropertyValue
  value: 0.969
additional property: Liveness
  type: PropertyValue
  value: 0.189
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.167
additional property: Loudness (dB)
  type: PropertyValue
  value: -32.993
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

II. Andante
type: MusicRecording
duration: PT2M50S
duration ms: 170293
explicit: false
by artist: Antonio Vivaldi
by artist: Giovanni Scaramuzzino
by artist: Sonia Maurer
by artist: Europa Galante
by artist: Fabio Biondi
in album: The Most Relaxing Vivaldi Album In The World... Ever!
  type: MusicAlbum
  date published: 2006-01-01
popularity: 1
isrc code: GBAYC0103447
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:54:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc63c27811d983d6ac5a55fc25321c41bf6c6bb228f51ae64e0e9d558a1565a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0103447
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc63c27811d983d6ac5a55fc25321c41bf6c6bb228f51ae64e0e9d558a1565a3. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0103447.
  date published: 2026-07-08T08:56:20Z
audio: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.789
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.646
  additional property: Energy
    type: PropertyValue
    value: 0.096
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.807
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.672
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.681
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.744
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

II. Largo
type: MusicRecording
duration: PT5M37S
duration ms: 337080
explicit: false
by artist: Antonio Vivaldi
by artist: Meyrick Alexander
by artist: London Chamber Orchestra
by artist: Christopher Warren-Green
in album: The Most Relaxing Vivaldi Album In The World... Ever!
  type: MusicAlbum
  date published: 2006-01-01
popularity: 1
isrc code: GBAYC8904772
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:10:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92cbdb3be9b3ee8cef40679bf3e1a6e01087bf3997d8a5f95d2a74d6ad11afa2
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/GBAYC8904772
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92cbdb3be9b3ee8cef40679bf3e1a6e01087bf3997d8a5f95d2a74d6ad11afa2. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904772.
  date published: 2026-07-08T03:22:41Z
audio: II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 88.857
  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: 0.145
  additional property: Energy
    type: PropertyValue
    value: 0.007
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.978
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.044
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.351
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Domine Deus
type: MusicRecording
duration: PT3M52S
duration ms: 232173
explicit: false
by artist: Antonio Vivaldi
by artist: Teresa Berganza
by artist: Lucia Valentini Terrani
by artist: New Philharmonia Chorus
by artist: New Philharmonia Orchestra
by artist: Gordon Hunt
by artist: Riccardo Muti
in album: The Most Relaxing Vivaldi Album In The World... Ever!
  type: MusicAlbum
  date published: 2006-01-01
popularity: 2
isrc code: GBAYC9801324
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Concerto for Strings and Continuo in B flat, R.163 "Conca": 1. (Allegro molto moderato) - Allegro molto
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1er livre suite en la: Courante
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Violin Sonata in A Major, Op. 1/3, HWV 361: III. Adagio
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Recorder Sonata in G minor, RV 58 (Il pastor fido, Op. 13/6): 1. Vivace - Adagio
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Water Music, Suites 2 & 3 in D/G, HWV 348: IX. Country Dance (I/II)
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Castor et Pollux - Ballet Suite: Air Gai
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Organ Concerto No. 1 in G Minor, Op. 4 No. 1, HWV 289: III. Adagio
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Suite Les Paladins, RCT 51: 14. Contredanse (en rondeau)
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Flute Concerto in G Minor, RV. 439 "La notte": III. Largo
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12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto
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Castor et Pollux - Ballet Suite: Air pour les Athlètes
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Concerto grosso in F Major, Op. 3, No. 4, HWV 315: III. Allegro
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Concerto grosso in F Major, Op. 6, No. 9 HWV 327: I. Largo
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Concerto grosso in B flat, Op. 3, No. 1: 3. Allegro
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Recorder Sonata in F Major, Op. 1/11, HWV 369: III. Alla Siciliana
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Pièces de clavecin avec une méthode sur la mécanique des doigts: La joyeuse
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Concerto Grosso in E Minor, Op. 6, No. 3, HWV 321: I. Larghetto
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Flute Sonata in B Minor, Op. 1/9b, HWV 367b: V. Adagio
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 4. Presto
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Concerto for Strings and Continuo in B flat, R.166: 3. (Allegro)
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Arminio, HWV 36 / Act 2: Sinfonia
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
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Hippolyte et Aricie / Act 3: Deuxième Air des Matelots
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subject of: OpenTimestamps Proof of Existence
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Water Music Suite / Water Music Suite in D Major, BWV 349: Minuet
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Water Music Suite / Water Music Suite in D Major, BWV 349: Minuet
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Flute Sonata in G Major, Op. 1/5, HWV 363b: I. Adagio
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Saul, HWV 53 / Act 1: 20. Symphony
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  date published: 2026-07-08T03:39:04Z
audio: Saul, HWV 53 / Act 1: 20. Symphony
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Water Music Suite No. 1 in F, HWV 348: 15. Air
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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 8 in D Minor, RV 249: 2. Adagio
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Water Music Suite No. 3 in G Major, HWV 350: 21. without indication - 22. without indication
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Music For The Royal Fireworks, HWV 351 (1749): Minuet II
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OpenTimestamps Proof of Existence
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: V. Loure
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Minuet In A Minor, BWV Anh. 120 (App. C)
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subject of: OpenTimestamps Proof of Existence
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Overture In C Major: "Hamburger Ebb' und Flut": 9. Gigue. Ebbe und Fluth
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Water Music Suite: Bourrée. Allegro
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Polonaise in F Major, BWV Anh. 117a (App. C)
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English Suite No. 3 in G Minor, BWV 808: VI. Gavotte II ou la Musette
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Praeludium et partita dei tuono terzo, BWV 833: 4. Sarabande (Realisation by Stéphane Gassot)
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Trio Sonata for 2 Violins and Continuo in G Minor, Op. 5, No. 4, HWV 399: IV. Gigue (Presto)
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audio: Trio Sonata for 2 Violins and Continuo in G Minor, Op. 5, No. 4, HWV 399: IV. Gigue (Presto)
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Polonaise in F Major, BWV Anh. 117b (Notebook for Anna Magdalena Bach, 1725)
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French Suite No. 1 In D Minor Bwv 812: 4. Menuet 1
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Alcina, HWV 34 / Overture: Menuet
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Music for the Royal Fireworks: Suite HWV 351: 2. Bourrée
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Trio Sonata in G minor for 2 Violins and Continuo, Op. 1/1 , RV 7 3: 5. Gavotte (Allegro)
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Partita No. 1 in B Flat Major, BWV 825: VI. Menuet I da capo
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subject of: OpenTimestamps Proof of Existence
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Water Music Suite No. 3 in G, HWV 350: 3. Menuet
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100 Classical Favourites
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track: The Water Music: Alla hornpipe
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track: Carmen Suite No. 1: 5. Les toréadors
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date published: 2026-06-13T15:41:10Z

Carmen Suite No. 1: 5. Les toréadors
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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Carmen Suite No. 2: 2. Habanera
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duration: PT2M1S
duration ms: 121000
explicit: false
by artist: Georges Bizet
by artist: Orchestre de Paris
by artist: Semyon Bychkov
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 14
genre: classical
genre: opera
isrc code: NLA509311915
additional property: CopyrightID
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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
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  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x919d25a847b18732f5e83300a97eb4e521a965f27b6abc6d3b596fd86f970ad8. 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/NLA509311915.
  date published: 2026-07-02T03:55:08Z
audio: Carmen Suite No. 2: 2. Habanera
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Voices of Spring, Waltz, Op. 410
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duration: PT5M47S
duration ms: 347000
explicit: false
by artist: Johann Strauss II
by artist: Wiener Symphoniker
by artist: Wolfgang Sawallisch
in album: 100 Classical Favourites
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  date published: 1998-01-01
popularity: 13
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506100365
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73e7d5c340bf85e12025a6f75421fa52390f7e3ff30d413cd50a7398a9cdba81. 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/NLA506100365.
  date published: 2026-07-02T03:55:08Z
audio: Voices of Spring, Waltz, Op. 410
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Serenade in G, K.525 "Eine kleine Nachtmusik" - Orchestral version: 1. Allegro
type: MusicRecording
duration: PT5M46S
duration ms: 346000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: I Musici
by artist: Pina Carmirelli
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 7
genre: classical
genre: classical-era
isrc code: NLA508208901
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508208901
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8700a1ece4cff4f264043186a40d68438472ff635aa7e807f7fa4d542b594c2. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508208901.
  date published: 2026-07-06T07:16:32Z
audio: Serenade in G, K.525 "Eine kleine Nachtmusik" - Orchestral version: 1. Allegro
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Symphony No. 40 In G Minor, K.550: 1. Molto allegro - Excerpt
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duration: PT2M33S
duration ms: 153000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Of The 18th Century
by artist: Frans Brüggen
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 13
genre: classical
genre: classical-era
isrc code: NLA508513509
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508513509
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6367f873708fa864fc02ad88631ea5eab2d2a01a2f80d2f13f9513466301323d. 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/NLA508513509.
  date published: 2026-07-02T03:55:08Z
audio: Symphony No. 40 In G Minor, K.550: 1. Molto allegro - Excerpt
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Boléro
type: MusicRecording
duration: PT4M38S
duration ms: 278000
explicit: false
by artist: Maurice Ravel
by artist: Orchestre de Paris
by artist: Semyon Bychkov
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 14
genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
isrc code: NLA509106509
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-20T22:27:01+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6941541680d37e91e871ad6dd0cf92c4478459af937bebadd4f7a169ae654e53
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6941541680d37e91e871ad6dd0cf92c4478459af937bebadd4f7a169ae654e53. 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/NLA509106509.
  date published: 2026-07-02T03:30:09Z
audio: Boléro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.828
  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Peer Gynt, Op. 23 - Concert version by Kurt Masur & Friedhelm Eberle: Prelude: Morning Mood
type: MusicRecording
duration: PT4M18S
duration ms: 258000
explicit: false
by artist: Edvard Grieg
by artist: Gewandhausorchester
by artist: Kurt Masur
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 11
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: NLA508703017
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:59:36+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0788f05c8d5c96b4e6249a78561fca5e4e46dd870a5f907b6c6306e0896d7606. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508703017.
  date published: 2026-07-02T11:38:34Z
audio: Peer Gynt, Op. 23 - Concert version by Kurt Masur & Friedhelm Eberle: Prelude: Morning Mood
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  additional property: Valence (Positivity)
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Rhapsody on a Theme by Paganini, Op. 43: Variation 18
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duration: PT2M34S
duration ms: 154000
explicit: false
by artist: Sergei Rachmaninoff
by artist: Neeme Järvi
by artist: Bella Davidovich
by artist: Royal Concertgebouw Orchestra
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 11
genre: classical
genre: classical-piano
isrc code: NLA508109310
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:55:08Z
audio: Rhapsody on a Theme by Paganini, Op. 43: Variation 18
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    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.165
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
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Le Carnaval des Animaux, R. 125: Le Cygne
type: MusicRecording
duration: PT3M12S
duration ms: 192000
explicit: false
by artist: Camille Saint-Saëns
by artist: Mischa Maisky
by artist: Martha Argerich
by artist: Nelson Freire
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 8
genre: classical
genre: late-romantic-era
genre: french-romanticism
isrc code: NLA508531313
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-05T11:59:22+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x7ebc39e1912b2abecfd50027089f12b481474da773d87c1d08b23d0639e64f84
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956349
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508531313
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ebc39e1912b2abecfd50027089f12b481474da773d87c1d08b23d0639e64f84. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/NLA508531313.
  date published: 2026-07-02T11:34:59Z
audio: Le Carnaval des Animaux, R. 125: Le Cygne
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.135
  additional property: Energy
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    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
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    value: 0.816
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Liebestraum No. 3 in A flat, S.541 No. 3
type: MusicRecording
duration: PT5M0S
duration ms: 300000
explicit: false
by artist: Franz Liszt
by artist: Claudio Arrau
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 12
genre: classical
genre: late-romantic-era
isrc code: NLA508531106
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508531106
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a7bfa611c2f4dd9255feb7aa0900a9c5476750287cc45d3b81b2bf309520a5f. 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/NLA508531106.
  date published: 2026-07-02T03:55:08Z
audio: Liebestraum No. 3 in A flat, S.541 No. 3
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.234
  additional property: Energy
    type: PropertyValue
    value: 0.079
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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String Quintet E, Op.13, No.5: 3. Menuetto
type: MusicRecording
duration: PT4M5S
duration ms: 245000
explicit: false
by artist: Luigi Boccherini
by artist: I Musici
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 12
genre: classical
isrc code: NLA508208908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:04:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4827f3b8fdbdffb43b6141c4902ff062d6dd7791e7bab069e5683761c5263013
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/NLA508208908
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4827f3b8fdbdffb43b6141c4902ff062d6dd7791e7bab069e5683761c5263013. 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/NLA508208908.
  date published: 2026-07-02T03:55:08Z
audio: String Quintet E, Op.13, No.5: 3. Menuetto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.479
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.608
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Herz und Mund und Tat und Leben, Cantata BWV 147: Jesu Joy Of Man's Desiring
type: MusicRecording
duration: PT3M13S
duration ms: 193000
explicit: false
by artist: Johann Sebastian Bach
by artist: St. Paul's Cathedral Choir
by artist: Neil Black
by artist: English Chamber Orchestra
by artist: Barry Rose
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 11
genre: classical
genre: classical-piano
isrc code: NLA508325104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T04:57:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdfb3fff64ae53ea817996e7d7b918c2af37fd788291adef2d3c359387707941a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956349
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508325104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfb3fff64ae53ea817996e7d7b918c2af37fd788291adef2d3c359387707941a. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/NLA508325104.
  date published: 2026-07-02T11:34:59Z
audio: Herz und Mund und Tat und Leben, Cantata BWV 147: Jesu Joy Of Man's Desiring
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.863
  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: 0.208
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.553
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
type: MusicRecording
duration: PT4M47S
duration ms: 287000
explicit: false
by artist: Frédéric Chopin
by artist: Claudio Arrau
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 10
genre: classical
genre: early-romantic-era
genre: polish-classical
isrc code: NLA507700423
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:11:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x545e104c3251ca110c3a4ee1686deb51cd40d0316a77578049ef0fd8b5ceb1cd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507700423
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x545e104c3251ca110c3a4ee1686deb51cd40d0316a77578049ef0fd8b5ceb1cd. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507700423.
  date published: 2026-07-02T05:09:12Z
audio: Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.77
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.49
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.079
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.801
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
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Canon in D
type: MusicRecording
duration: PT4M41S
duration ms: 281506
explicit: false
by artist: Johann Pachelbel
by artist: I Musici
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 8
isrc code: NLA508208907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:57:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x80c795a35a01edeca41f4d15cfd5140cdd596c768f5e0f3dd822f464a1d6ef1f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508208907
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80c795a35a01edeca41f4d15cfd5140cdd596c768f5e0f3dd822f464a1d6ef1f. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508208907.
  date published: 2026-07-06T06:56:49Z
audio: Canon in D
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  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: 0.213
  additional property: Energy
    type: PropertyValue
    value: 0.103
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.857
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.174
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
type: MusicRecording
duration: PT6M49S
duration ms: 409000
explicit: false
by artist: Ludwig van Beethoven
by artist: Claudio Arrau
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 11
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLA506200535
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T19:18:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98f2395f6bdc2a41c37bfc5623c3bc19c49338dcc9fb9e1f8b871d4019f8b81c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506200535
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98f2395f6bdc2a41c37bfc5623c3bc19c49338dcc9fb9e1f8b871d4019f8b81c. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506200535.
  date published: 2026-07-02T11:38:34Z
audio: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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La Gioconda / Act 3: Dance Of The Hours
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by artist: Staatskapelle Dresden
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
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Il barbiere di Siviglia / Act I: No. 2 Cavatina: "Largo al factotum"
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duration: PT4M55S
duration ms: 295000
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by artist: Dmitri Hvorostovsky
by artist: Philharmonia Orchestra
by artist: Ion Marin
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popularity: 10
genre: classical
genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
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Les Contes d'Hoffmann / Act 4: Entr'acte (Barcarolle)
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duration: PT3M48S
duration ms: 228666
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by artist: Staatskapelle Dresden
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popularity: 7
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Les Contes d'Hoffmann / Act 4: Entr'acte (Barcarolle)
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21 Hungarian Dances, WoO 1 - Orchestral Version: No. 5 in G Minor
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by artist: Gewandhausorchester
by artist: Kurt Masur
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popularity: 12
genre: classical
genre: german-romanticism
genre: late-romantic-era
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: 21 Hungarian Dances, WoO 1 - Orchestral Version: No. 5 in G Minor
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William Tell: Overture
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by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
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  date published: 1998-01-01
popularity: 22
genre: classical
genre: opera
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