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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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album: Telemann: Bläserkonzerte
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album: Telemann: Trumpet Concertos
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    by artist: Håkan Hardenberger
    by artist: Michael Laird
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    by artist: John Constable
    by artist: Academy of St. Martin in the Fields
    by artist: Iona Brown
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T13:32:09Z
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  track: Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 3. Allegro
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      date published: 2026-07-02T03:30:09Z
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  track: Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 4. Largo
  track: Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 5. Vivace
  track: Trumpet Concerto in D: 1. Adagio
  track: Trumpet Concerto in D: 2. Allegro
  track: Trumpet Concerto in D: 3. Grave
  track: Trumpet Concerto in D: 4. Allegro
  track: Concerto for 2 Trumpets, Strings and Continuo in E flat: 1. Maestoso
  track: Concerto for 2 Trumpets, Strings and Continuo in E flat: 2. Allegro
  track: Concerto for 2 Trumpets, Strings and Continuo in E flat: 3. Grave
  track: Concerto for 2 Trumpets, Strings and Continuo in E flat: 4. Vivace
  track: Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. Largo
  track: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. (Allegro)
  track: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 2. Grave
  track: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 5. (Vivace)
  track: Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 3. Siciliano
album: Bach, J.S.: The Complete Orchestral Works
album: Ultimate Classic Relaxation
album: 101 Adagios
album: Bach, J.S.: Concertos for Violin & Flute
album: 101 Baroque
album: Baroque Hits
album: Telemann: Wind Concertos
album: Baroque Adagios
album: Bach, J.S.: The Art of Fugue; A Musical Offering
album: Essential Bach
album: Bach & Scarlatti: Cantatas - Albinoni, Vivaldi & Telemann: Concerti
album: Telemann/Vivaldi/Torelli: Barocke Trompetenkonzerte
album: Artists of History: Bach
album: 17th Century Orchestra: Bach
album: Bach, J.S.: Brandenburg Concertos etc.

Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. Largo
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by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
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by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
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  date published: 1988-01-01
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  date published: 2026-07-06T07:16:32Z
audio: Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. Largo
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Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 2. Grave
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by artist: John Constable
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  date published: 2026-07-02T05:09:12Z
audio: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 2. Grave
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Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 3. Siciliano
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  date published: 2026-07-22T20:41:00Z
audio: Concerto No. 2 for Trumpet, 2 Oboes, Strings and Continuo in D: 3. Siciliano
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Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 4. Largo
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  value: https://explorer.copyrightchains.com/tx/0x4d9466dae53ab76f4fe77619bf397bf0dcb3d9d9cfab1dbe8c2a8a4b58eda046
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508643004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d9466dae53ab76f4fe77619bf397bf0dcb3d9d9cfab1dbe8c2a8a4b58eda046. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508643004.
  date published: 2026-06-13T13:32:09Z
audio: Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 4. Largo
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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
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.131
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.85
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.267
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
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Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 5. Vivace
type: MusicRecording
duration: PT2M41S
duration ms: 161666
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: Michael Laird
by artist: William Houghton
by artist: Celia Nicklin
by artist: Tess Miller
by artist: Graham Sheen
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-26T19:25:11+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6adce4dc5b1e8e66ab4a6691c40ee5ede4b66912367eb2e2ff468633ceb9a7f7
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/NLA508643005
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 0x6adce4dc5b1e8e66ab4a6691c40ee5ede4b66912367eb2e2ff468633ceb9a7f7. 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/NLA508643005.
  date published: 2026-07-02T05:09:12Z
audio: Concerto for 3 Trumpets, 2 Oboes, Timpani, Strings and Continuo in D: 5. Vivace
  type: AudioObject
  additional property: Tempo (BPM)
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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: 0.619
  additional property: Energy
    type: PropertyValue
    value: 0.318
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.916
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.89
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Trumpet Concerto in D: 1. Adagio
type: MusicRecording
duration: PT2M5S
duration ms: 125000
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T23:01:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92aa00f6d845ed70847dc760b3d8199e130c53c36b4380221bf925866b5c4de8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508643006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x92aa00f6d845ed70847dc760b3d8199e130c53c36b4380221bf925866b5c4de8. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/NLA508643006.
  date published: 2026-06-13T12:53:06Z
audio: Trumpet Concerto in D: 1. Adagio
  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: 0.28
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.893
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.899
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Trumpet Concerto in D: 2. Allegro
type: MusicRecording
duration: PT1M58S
duration ms: 118000
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:48:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb7a14be3567614b8b97f54c2b727abbe52fcef3954c6e80616731efbd3b21ea0
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/NLA508643007
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 0xb7a14be3567614b8b97f54c2b727abbe52fcef3954c6e80616731efbd3b21ea0. 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/NLA508643007.
  date published: 2026-07-02T03:55:08Z
audio: Trumpet Concerto in D: 2. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.689
  additional property: Energy
    type: PropertyValue
    value: 0.3
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.802
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Trumpet Concerto in D: 3. Grave
type: MusicRecording
duration: PT1M56S
duration ms: 116000
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:03:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x000c9ee8d3283c123414aeb5fa1f4485734ba98486122b68eecbfbdeaebc4d9d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508643008
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x000c9ee8d3283c123414aeb5fa1f4485734ba98486122b68eecbfbdeaebc4d9d. 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/NLA508643008.
  date published: 2026-06-13T17:25:41Z
audio: Trumpet Concerto in D: 3. Grave
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.227
  additional property: Energy
    type: PropertyValue
    value: 0.042
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.925
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.969
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.09
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.487
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Trumpet Concerto in D: 4. Allegro
type: MusicRecording
duration: PT1M42S
duration ms: 102000
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T09:59:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5517cf8a5ec804c62e79aff8c0a28cbe4a0df68e881776dfd30940cf6a53e1d2
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/NLA508643009
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 0x5517cf8a5ec804c62e79aff8c0a28cbe4a0df68e881776dfd30940cf6a53e1d2. 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/NLA508643009.
  date published: 2026-07-02T05:09:12Z
audio: Trumpet Concerto in D: 4. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.813
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.679
  additional property: Energy
    type: PropertyValue
    value: 0.317
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.859
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.741
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.885
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Concerto for 2 Trumpets, Strings and Continuo in E flat: 1. Maestoso
type: MusicRecording
duration: PT2M49S
duration ms: 169493
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: Michael Laird
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
  type: MusicAlbum
  date published: 1988-01-01
isrc code: NLA508643010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:24:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2a8809ac048a8961bae6e1dabe0a2c15932551ebe32c8d087aa003c9118c969
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/NLA508643010
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 0xf2a8809ac048a8961bae6e1dabe0a2c15932551ebe32c8d087aa003c9118c969. 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/NLA508643010.
  date published: 2026-07-02T05:09:12Z
audio: Concerto for 2 Trumpets, Strings and Continuo in E flat: 1. Maestoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.293
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
    type: PropertyValue
    value: 0.219
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.849
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.281
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.707
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for 2 Trumpets, Strings and Continuo in E flat: 2. Allegro
type: MusicRecording
duration: PT3M6S
duration ms: 186506
explicit: false
by artist: Georg Philipp Telemann
by artist: Håkan Hardenberger
by artist: Michael Laird
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
in album: Telemann: Trumpet Concertos
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Concerto for 2 Trumpets, Strings and Continuo in E flat: 2. Allegro
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Concerto for 2 Trumpets, Strings and Continuo in E flat: 3. Grave
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by artist: Håkan Hardenberger
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by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
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subject of: OpenTimestamps Proof of Existence
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Concerto for 2 Trumpets, Strings and Continuo in E flat: 4. Vivace
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by artist: Academy of St. Martin in the Fields
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
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Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. (Allegro)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 1. (Allegro)
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Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 5. (Vivace)
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by artist: Håkan Hardenberger
by artist: Celia Nicklin
by artist: Tess Miller
by artist: John Constable
by artist: Academy of St. Martin in the Fields
by artist: Iona Brown
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Concerto No. 1 for Trumpet, 2 Oboes, Strings and Continuo in D: 5. (Vivace)
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Bach, J.S.: The Complete Orchestral Works
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Ultimate Classic Relaxation
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101 Adagios
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
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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
track: 12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Canon in D, P. 37
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Adagio for Strings
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subject of: OpenTimestamps Proof of Existence
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Eine kleine Nachtmusik, K. 525: Romance (Andante)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Eine kleine Nachtmusik, K. 525: Romance (Andante)
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Pavane, Op. 50 (Choral Version)
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subject of: OpenTimestamps Proof of Existence
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audio: Pavane, Op. 50 (Choral Version)
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Consolation No. 3, Lento placido, S.142
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audio: 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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  date published: 2026-07-08T03:20:19Z
audio: 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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): III. Allegro
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Concerto for Harpsichord, Strings, and Continuo No. 5 in F Minor, BWV 1056 - Arr. Hogwood for Flute & Strings: 1. Allegro
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Concerto for Harpsichord, Strings, and Continuo No. 5 in F Minor, BWV 1056 - Arr. Hogwood for Flute & Strings: 3. Presto
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Violin Concerto in E Major, Op. 8, No. 1, RV 269 "La primavera": II. Largo
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Orfeo ed Euridice, Wq. 30 / Act 2: Dance of the Blessed Spirits
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Concerto for Keyboard, Strings, and Basso continuo No. 3 in D, BWV 1054: 2. Adagio e piano sempre
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 2. Largo (Arr. for Guitar)
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Oboe Concerto in D Minor, Op. 9 No. 2: II. Adagio
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Concerto for 2 Violins in D Minor, BWV 1043: II. Largo ma non tanto
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Viola da Gamba Sonata No. 3 in G Minor, BWV 1029 (Arr. for Cello & Piano): II. Adagio
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  date published: 2026-07-02T11:34:59Z
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Oboe Concerto in D Minor, S. Z799: II. Adagio
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Harp Concerto in B flat, Op. 4, No. 6, HWV 294 - Transcr. from Organ Concerto No. 6, HWV 294 by composer: 2. Larghetto
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Nisi Dominus (Psalm 126), R.608: 4. "Cum dederit" (Andante)
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  date published: 2026-07-02T03:55:08Z
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Violin Concerto No. 1 in A minor, BWV 1041: 2. Andante
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Concerto Grosso in A Minor, HWV 322: 1. Larghetto affettuoso
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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Organ Concerto No. 13 in F Major, HWV 295 "Cuckoo and the Nightingale": 4. Larghetto
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subject of: OpenTimestamps Proof of Existence
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Stabat Mater: 1. Stabat Mater
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subject of: OpenTimestamps Proof of Existence
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Oboe Concerto in F Major, BWV 1053R: II. Siciliano
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Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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audio: Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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Sonata for Violin and Continuo in G minor, B. g5 - "Il trillo del diavolo": 1. Larghetto affettuoso
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  date published: 2026-07-02T03:55:08Z
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Concerto for 2 Mandolins, Strings and Continuo in G, R.532 - rev. by Franz Giegling (1921-): 2. Andante
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Wachet auf, ruft uns die Stimme, BWV 645 ('Sleepers, awake') - Arr. Sir Granville Bantock (1868-1946): Sleepers Awake
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  date published: 2026-07-02T03:55:08Z
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
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Concerto for 2 Oboes in D Minor, RV 535 (Ed. Hogwood): II. Largo
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subject of: OpenTimestamps Proof of Existence
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Concerto grosso in D, Op. 6, No. 1: 2. Largo
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subject of: OpenTimestamps Proof of Existence
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Oboe Concerto in D minor, TWV 51:d1: 1. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Oboe Concerto in D minor, TWV 51:d1: 1. Adagio
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Keyboard Concerto in A Major, BWV 1055: II. Larghetto - Performed on Piano
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audio: Keyboard Concerto in A Major, BWV 1055: II. Larghetto - Performed on Piano
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12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo
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  date published: 2026-07-02T03:55:08Z
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Goldberg Variations, BWV 988: Aria
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L'estro armonico, Violin Concerto in A Minor, RV 356, Op. 3 No. 6: II. Largo
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subject of: OpenTimestamps Proof of Existence
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Serse, HWV 40 / Act 1: "Ombra mai fu"
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subject of: OpenTimestamps Proof of Existence
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Ground (Arr. Watkins for Harp)
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Nulla in mundo pax, R.630: 1. Nulla in mundo pax sincera
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Dido and Aeneas - Edited Margaret Laurie & Thurston Dart - Act 3: When I am laid in earth
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Bach, J.S.: The Art of Fugue; A Musical Offering
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa64f833d309213f896288206605ab8011ed8c56e2f55da6fa4c28d1e91a0e2f0. 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/NLA507400084.
    date published: 2026-07-06T07:16:32Z
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    additional property: Liveness
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  by artist: Christopher Hogwood
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  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: The Art of Fugue, BWV 1080: Contrapunctus 3
track: Musical Offering, BWV 1079 - Ed. Marriner: Canones diversi: Canon 5 a 2 (per Tonos)
track: The Art of Fugue, BWV 1080: Canon alla Duodecima in Contrapunto alla Quinta
track: The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima
track: Musical Offering, BWV 1079 - Ed. Marriner: Sonata for Flute, Violin and Continuo: Allegro moderato
track: The Art of Fugue, BWV 1080: Canon per Augmentationem in Contrario Motu
track: Musical Offering, BWV 1079 - Ed. Marriner: Canones diversi: Canon 4 a 2 per Augmentationem, contrario Motu

Bach, J.S.: The Art of Fugue; A Musical Offering
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date published: 1994-01-01

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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/957048

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400085

OTSTimestamp
type: PropertyValue
value: 2026-07-07T14:18:56Z

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 0x8e46bc1bbde9a76f0eff4983286b8e49237a43a63f8690c451c0f8103e46cc97. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/NLA507400085.
date published: 2026-07-07T14:18:56Z

The Art of Fugue, BWV 1080: Contrapunctus 3
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Musical Offering, BWV 1079 - Ed. Marriner: Canones diversi: Canon 5 a 2 (per Tonos)
type: MusicRecording
duration: PT3M9S
duration ms: 189000
explicit: false
by artist: Johann Sebastian Bach
by artist: Iona Brown
by artist: Stephen Shingles
by artist: Denis Vigay
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
in album: Bach, J.S.: The Art of Fugue; A Musical Offering
  type: MusicAlbum
  date published: 1994-01-01
genre: classical
genre: classical-piano
isrc code: NLA507809306
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/NLA507809306
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 0x8472415c47b3119e63d49727575b647f8b51296592a61e395c6488dbfa030203. 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/NLA507809306.
  date published: 2026-07-02T05:09:12Z
audio: Musical Offering, BWV 1079 - Ed. Marriner: Canones diversi: Canon 5 a 2 (per Tonos)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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The Art of Fugue, BWV 1080: Canon alla Duodecima in Contrapunto alla Quinta
type: MusicRecording
duration: PT1M58S
duration ms: 118000
explicit: false
by artist: Johann Sebastian Bach
by artist: Christopher Hogwood
in album: Bach, J.S.: The Art of Fugue; A Musical Offering
  type: MusicAlbum
  date published: 1994-01-01
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400093
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b9db954adfa0d0a2541773beb8bc504865f54bccb527797837a08ba59033dff. 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/NLA507400093.
  date published: 2026-07-08T03:53:27Z
audio: The Art of Fugue, BWV 1080: Canon alla Duodecima in Contrapunto alla Quinta
  type: AudioObject
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  additional property: Danceability
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The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima
type: MusicRecording
duration: PT2M55S
duration ms: 175000
explicit: false
by artist: Johann Sebastian Bach
by artist: Carmel Kaine
by artist: Malcolm Latchem
by artist: Stephen Shingles
by artist: Neil Black
by artist: Tess Miller
by artist: Celia Nicklin
by artist: Cecil James
by artist: Kenneth Heath
by artist: John Gray
by artist: Academy of St Martin in the Fields, Members
by artist: Sir Neville Marriner
in album: Bach, J.S.: The Art of Fugue; A Musical Offering
  type: MusicAlbum
  date published: 1994-01-01
genre: classical
genre: classical-piano
isrc code: NLA507400094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:55:08Z
audio: The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima
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Musical Offering, BWV 1079 - Ed. Marriner: Sonata for Flute, Violin and Continuo: Allegro moderato
type: MusicRecording
duration: PT6M36S
duration ms: 396000
explicit: false
by artist: Johann Sebastian Bach
by artist: William Bennett
by artist: Iona Brown
by artist: Nicholas Kraemer
by artist: Denis Vigay
in album: Bach, J.S.: The Art of Fugue; A Musical Offering
  type: MusicAlbum
  date published: 1994-01-01
genre: classical
genre: classical-piano
isrc code: NLA507809308
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507809308
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 0x0206a00c8d44cc138b9e77c896c4fda2c3af7e78a3b2c462f1410337afc19f04. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-22T05:39:11Z), 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/NLA507809308.
  date published: 2026-07-22T05:39:11Z
audio: Musical Offering, BWV 1079 - Ed. Marriner: Sonata for Flute, Violin and Continuo: Allegro moderato
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The Art of Fugue, BWV 1080: Canon per Augmentationem in Contrario Motu
type: MusicRecording
duration: PT5M44S
duration ms: 344000
explicit: false
by artist: Johann Sebastian Bach
by artist: Christopher Hogwood
in album: Bach, J.S.: The Art of Fugue; A Musical Offering
  type: MusicAlbum
  date published: 1994-01-01
genre: classical
genre: classical-piano
isrc code: NLA507400096
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: 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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb78e5bf0e31cd93dcfa85a094cce8e3eb44ee9fdfd4d83acb875fb75a4436682. 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/NLA507400096.
  date published: 2026-07-08T03:20:19Z
audio: The Art of Fugue, BWV 1080: Canon per Augmentationem in Contrario Motu
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Musical Offering, BWV 1079 - Ed. Marriner: Canones diversi: Canon 4 a 2 per Augmentationem, contrario Motu
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Essential Bach
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Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro
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subject of: OpenTimestamps Proof of Existence
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audio: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029 (Arr. for Cello & Piano): II. Adagio
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Violin Concerto No. 1 in A minor, BWV 1041: 1. (Allegro moderato)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Herz und Mund und Tat und Leben, Cantata BWV 147: Jesu, Joy Of Man's Desiring, BWV147
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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Suite for Solo Cello No. 1 in G Major, BWV 1007: I. Prélude
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audio: Suite for Solo Cello No. 1 in G Major, BWV 1007: I. Prélude
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Brandenburg Concerto No. 5 in D, BWV 1050: 3. Allegro
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  date published: 2026-07-08T08:56:20Z
audio: Brandenburg Concerto No. 5 in D, BWV 1050: 3. Allegro
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St. Matthew Passion, BWV 244 / Part Two: "Wir setzen uns mit Tränen nieder"
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Bach & Scarlatti: Cantatas - Albinoni, Vivaldi & Telemann: Concerti
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track: Albinoni: Concerto in F Major for Trumpet and Oboe, Op. 9 No. 3: II. Adagio
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track: Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: II. Largo
track: Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: III. Allegro
track: Bach, JS: Komm, du süsse Todesstunde, BWV 161: No. 1, Aria. "Komm, du süße Todesstunde"
track: Bach, JS / Orch. Marriner: Was mir behagt, ist nur die muntre Jagd, BWV 208 "Jagdkantate": IX. Aria. "Schafe können sicher weiden"
track: Telemann: Concerto for 2 Oboes and Trumpet in D Major, TWV 53:D2: III. —
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OpenTimestamps Proof of Existence
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Scarlatti, A: Su le sponde del Tebro: IX. Recitativo. "All'aura, al cielo"
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Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: II. Largo
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Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: III. Allegro
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Bach, JS: Komm, du süsse Todesstunde, BWV 161: No. 1, Aria. "Komm, du süße Todesstunde"
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Bach, JS / Orch. Marriner: Was mir behagt, ist nur die muntre Jagd, BWV 208 "Jagdkantate": IX. Aria. "Schafe können sicher weiden"
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track: Concerto for 2 Trumpets in C Major, Op. 46, No 1 RV 537: III - Allegro
track: Concerto in B flat for Trumpet, Violin and Strings RV 548 (ed. Malipiero): II. Largo
track: Concerto in B flat for Trumpet, Violin and Strings RV 548 (ed. Malipiero): III. Allegro
track: Concerto for Trumpet, 2 Oboes and Strings in D major: III. Aria (Andante)
track: Concerto for Trumpet, 2 Oboes and Strings in D major: IV. Vivace
track: Concerto Grosso for 6 Trumpets, Strings & B.c: I.-----
track: Concerto Grosso for 6 Trumpets, Strings & B.c: II.Adagio
track: Concerto Grosso for 6 Trumpets, Strings & B.c: III.Vivace
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Concerto for 2 Trumpets in C Major, Op. 46, No 1 RV 537: II - Largo
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Concerto in B flat for Trumpet, Violin and Strings RV 548 (ed. Malipiero): II. Largo
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duration ms: 183133
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by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Iona Brown
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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: 2026-06-13T17:25:41Z
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Concerto in B flat for Trumpet, Violin and Strings RV 548 (ed. Malipiero): III. Allegro
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duration: PT2M16S
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by artist: Iona Brown
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
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Concerto for Trumpet, 2 Oboes and Strings in D major: III. Aria (Andante)
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duration: PT0M33S
duration ms: 33333
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by artist: Tess Miller
by artist: Maurice André
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
by artist: Celia Nicklin
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto for Trumpet, 2 Oboes and Strings in D major: III. Aria (Andante)
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Concerto for Trumpet, 2 Oboes and Strings in D major: IV. Vivace
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duration: PT2M25S
duration ms: 145026
explicit: false
by artist: Sir Neville Marriner
by artist: Celia Nicklin
by artist: Maurice André
by artist: Academy of St. Martin in the Fields
by artist: Tess Miller
in album: Telemann/Vivaldi/Torelli: Barocke Trompetenkonzerte
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genre: classical
genre: orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Concerto for Trumpet, 2 Oboes and Strings in D major: IV. Vivace
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Concerto Grosso for 6 Trumpets, Strings & B.c: I.-----
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duration: PT6M19S
duration ms: 379466
explicit: false
by artist: Jean-Pierre Wallez
by artist: Maurice André
by artist: Orchestre de chambre de Paris
by artist: Bernard Soustrot
by artist: Jean-Paul Leroy
by artist: Guy Touvron
by artist: Thierry Caens
by artist: Jacques Jarmasson
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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: 2026-07-08T03:20:19Z
audio: Concerto Grosso for 6 Trumpets, Strings & B.c: I.-----
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Concerto Grosso for 6 Trumpets, Strings & B.c: II.Adagio
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duration: PT2M17S
duration ms: 137200
explicit: false
by artist: Jacques Jarmasson
by artist: Maurice André
by artist: Jean-Paul Leroy
by artist: Guy Touvron
by artist: Bernard Soustrot
by artist: Thierry Caens
by artist: Orchestre de chambre de Paris
by artist: Jean-Pierre Wallez
in album: Telemann/Vivaldi/Torelli: Barocke Trompetenkonzerte
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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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  date published: 2026-07-08T03:53:27Z
audio: Concerto Grosso for 6 Trumpets, Strings & B.c: II.Adagio
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Concerto Grosso for 6 Trumpets, Strings & B.c: III.Vivace
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duration: PT3M26S
duration ms: 206000
explicit: false
by artist: Jean-Pierre Wallez
by artist: Guy Touvron
by artist: Bernard Soustrot
by artist: Jacques Jarmasson
by artist: Maurice André
by artist: Jean-Paul Leroy
by artist: Orchestre de chambre de Paris
by artist: Thierry Caens
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto Grosso for 6 Trumpets, Strings & B.c: III.Vivace
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Sinfonia a quattro in C major: Allegro
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  subject of: OpenTimestamps Proof of Existence
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track: The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima

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date published: 2026-07-08T03:53:27Z

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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 0xe9bb238820124069e0e1d424285fabce37951eea38152b48d080e15583e35afa. 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/GBF078510881.
  date published: 2026-07-08T03:20:19Z
audio: Suite No. 3 In D Major, BWV 1068: 1. Ouverture
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Suite No. 2 in B minor, BWV 1067: 6. Menuet
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duration: PT1M19S
duration ms: 79272
explicit: false
by artist: Johann Sebastian Bach
by artist: Severino Gazzelloni
by artist: I Musici
in album: 17th Century Orchestra: Bach
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genre: classical
genre: classical-piano
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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 0x589aef43ce0e5ac1e59325c31be3d17b77eb31ba0078b57fdba271e7b80989ba. 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/NLA506300117.
  date published: 2026-07-08T03:22:41Z
audio: Suite No. 2 in B minor, BWV 1067: 6. Menuet
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Suite No. 2 in B minor, BWV 1067: 1. Ouverture
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duration: PT11M16S
duration ms: 676573
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by artist: Johann Sebastian Bach
by artist: Severino Gazzelloni
by artist: I Musici
in album: 17th Century Orchestra: Bach
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genre: classical
genre: classical-piano
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aad84542ab0dc940a276d31469b4eeacb4fded5ac25ef94429964dd08f924e0. 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/NLA506300112.
  date published: 2026-07-08T03:53:27Z
audio: Suite No. 2 in B minor, BWV 1067: 1. Ouverture
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Orchestral Suite No. 3 in D Major, BWV 1068: Air "on the G String"
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duration: PT4M37S
duration ms: 277706
explicit: false
by artist: Johann Sebastian Bach
by artist: Orpheus Chamber Orchestra
in album: 17th Century Orchestra: Bach
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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: 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa068365affbd9c5d8b288a5c032f118a2b7df69d324105c5e444f2d5505f839b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902770.
  date published: 2026-06-13T15:41:10Z
audio: Orchestral Suite No. 3 in D Major, BWV 1068: Air "on the G String"
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Suite No. 2 in B minor, BWV 1067: 7. Badinerie
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by artist: Johann Sebastian Bach
by artist: Wolfgang Schulz
by artist: Stuttgart Chamber Orchestra
by artist: Karl Münchinger
in album: 17th Century Orchestra: Bach
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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: 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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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf43201382a8e497a42ebd08226280591d95edff0828b0cfd1e609292e1c73cf. 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/GBF078510037.
  date published: 2026-07-08T03:53:27Z
audio: Suite No. 2 in B minor, BWV 1067: 7. Badinerie
  type: AudioObject
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Orchestral Suite No. 2 in B Minor, BWV 1067: 3. Sarabande
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by artist: André Pepin
by artist: Orchestre de la Suisse Romande
by artist: Ernest Ansermet
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genre: classical
genre: classical-piano
isrc code: GBF076112653
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eebad6bc86266c4e3b6a86f01f3c14e24606e691932c764ff53a1333883881d. 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/GBF076112653.
  date published: 2026-07-08T08:56:20Z
audio: Orchestral Suite No. 2 in B Minor, BWV 1067: 3. Sarabande
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Suite No. 4 in D, BWV 1069: 2. Bourrée I-II
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by artist: Academy of Ancient Music
by artist: Christopher Hogwood
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Suite No. 4 in D, BWV 1069: 2. Bourrée I-II
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Concerto For Harpsichord, Strings, And Continuo No. 1 In D Minor, BWV 1052: 2. Adagio
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by artist: Wiener Meister
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genre: classical
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additional property: CopyrightID
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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/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATUM71500108
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 0x1235344d5262605fcedea478606710c92a5c63fad89f1c36d9c5b624d68a2cb0. 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/ATUM71500108.
  date published: 2026-07-08T08:56:20Z
audio: Concerto For Harpsichord, Strings, And Continuo No. 1 In D Minor, BWV 1052: 2. Adagio
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Suite No. 1 in C, BWV 1066: 3. Gavotte I-II
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duration: PT3M40S
duration ms: 220866
explicit: false
by artist: Johann Sebastian Bach
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: 17th Century Orchestra: Bach
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  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF078611693
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/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078611693
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 0xb5c7be2eec0e36b8b0752ab68d9cedf975471697c61a2631b10c5f3cfa957a68. 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/GBF078611693.
  date published: 2026-07-08T03:22:41Z
audio: Suite No. 1 in C, BWV 1066: 3. Gavotte I-II
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Suite No. 4 in D, BWV 1069: 3. Gavotte
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duration: PT2M0S
duration ms: 120493
explicit: false
by artist: Johann Sebastian Bach
by artist: Carl Philipp Emanuel Bach Chamber Orchestra
by artist: Peter Schreier
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: NLA509011627
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/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509011627
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x672b1485d35f5f60fc9be5768905b9012e9a1358a77cd9751fb921292ddef4dd. 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/NLA509011627.
  date published: 2026-07-08T08:56:20Z
audio: Suite No. 4 in D, BWV 1069: 3. Gavotte
  type: AudioObject
  additional property: Tempo (BPM)
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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: 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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Suite No. 2 in B minor, BWV 1067: 6. Menuet
type: MusicRecording
duration: PT1M14S
duration ms: 74586
explicit: false
by artist: Johann Sebastian Bach
by artist: William Bennett
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF077012840
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077012840
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 0xf7625b30f92eee3db6c135ee25d94cba88771048bf167e9257aac6361d708a0a. 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/GBF077012840.
  date published: 2026-07-08T03:22:41Z
audio: Suite No. 2 in B minor, BWV 1067: 6. Menuet
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Suite No. 2 in B minor, BWV 1067: 7. Badinerie
type: MusicRecording
duration: PT1M24S
duration ms: 84813
explicit: false
by artist: Johann Sebastian Bach
by artist: William Bennett
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF077012850
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077012850
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 0xb1f6dde47a4ed6212695aca7e079889dc63dcdb1a917d8283856a9de27a629e0. 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/GBF077012850.
  date published: 2026-07-08T08:56:20Z
audio: Suite No. 2 in B minor, BWV 1067: 7. Badinerie
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Orchestral Suite No. 1 in C Major, BMV 1066: IV. Forlane
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duration: PT1M39S
duration ms: 99413
explicit: false
by artist: Johann Sebastian Bach
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Thurston Dart
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF077010694
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
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0f33a9049694ff0c66b7e28d6b6df66ccc52415348bb02077c15f0e3f14afe2. 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/GBF077010694.
  date published: 2026-07-08T03:53:27Z
audio: Orchestral Suite No. 1 in C Major, BMV 1066: IV. Forlane
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Orchestral Suite No. 1 in C Major, BMV 1066: VI. Bourrée I-II
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duration: PT2M39S
duration ms: 159680
explicit: false
by artist: Johann Sebastian Bach
by artist: Academy of St. Martin in the Fields
by artist: Thurston Dart
by artist: Sir Neville Marriner
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF077010696
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: 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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35fc608fc64ae4d19a639bfc883d6e27baca0c85fe6c1542faad87e9885081f8. 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/GBF077010696.
  date published: 2026-07-08T03:22:41Z
audio: Orchestral Suite No. 1 in C Major, BMV 1066: VI. Bourrée I-II
  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: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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Orchestral Suite No. 1 in C Major, BMV 1066: VII. Passepied I-II
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duration: PT2M22S
duration ms: 142786
explicit: false
by artist: Johann Sebastian Bach
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
by artist: Thurston Dart
in album: 17th Century Orchestra: Bach
  type: MusicAlbum
  date published: 2024-12-30
genre: classical
genre: classical-piano
isrc code: GBF077010697
additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Orchestral Suite No. 1 in C Major, BMV 1066: VII. Passepied I-II
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The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 1
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by artist: Carmel Kaine
by artist: Malcolm Latchem
by artist: Stephen Shingles
by artist: Kenneth Heath
by artist: John Gray
by artist: Academy of St Martin in the Fields, Members
by artist: Sir Neville Marriner
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subject of: OpenTimestamps Proof of Existence
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by artist: Neil Black
by artist: Tess Miller
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by artist: Kenneth Heath
by artist: John Gray
by artist: Academy of St Martin in the Fields, Members
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 2
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The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima
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by artist: Neil Black
by artist: Tess Miller
by artist: Celia Nicklin
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by artist: John Gray
by artist: Academy of St Martin in the Fields, Members
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: The Art of Fugue, BWV 1080 - Edition prepared by Sir Neville Marriner & Andrew Davis: Contrapunctus 9 a 4 alla Duodecima
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Bach, J.S.: Brandenburg Concertos etc.
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
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track: Brandenburg Concerto No. 5 in D, BWV 1050: 2. Affetuoso
track: Brandenburg Concerto No. 1 in F, BWV 1046: 3. Allegro
track: Brandenburg Concerto No. 5 in D, BWV 1050: 3. Allegro
track: Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuetto: Trio I
track: Brandenburg Concerto No. 6 in B flat, BWV 1051: 1. --
track: Brandenburg Concerto No. 1 in F, BWV 1046: 5. Polacca; Trio II
track: Brandenburg Concerto No. 6 in B flat, BWV 1051: 2. Adagio ma non tanto
track: Brandenburg Concerto No. 2 in F, BWV 1047: 1. (Allegro)
track: Brandenburg Concerto No. 6 in B flat, BWV 1051: 3. Allegro
track: Brandenburg Concerto No. 2 in F, BWV 1047: 2. Andante
track: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): I. Allegro
track: Brandenburg Concerto No. 2 in F, BWV 1047: 3. Allegro assai
track: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
track: Brandenburg Concerto No. 3 in G, BWV 1048: 1. (Allegro)
track: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): III. Allegro

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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa963efe0c035d420522b0979e0695079a051754e3c5ca1efc91187a692b9f494. 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/GBF076810672.
date published: 2026-06-13T17:25:41Z

Brandenburg Concerto No. 1 in F, BWV 1046: 2. Adagio
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 125.143
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: 0.166
additional property: Energy
  type: PropertyValue
  value: 0.105
additional property: Speechiness
  type: PropertyValue
  value: 0.04
additional property: Acousticness
  type: PropertyValue
  value: 0.78
additional property: Instrumentalness
  type: PropertyValue
  value: 0.804
additional property: Liveness
  type: PropertyValue
  value: 0.1
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.039
additional property: Loudness (dB)
  type: PropertyValue
  value: -25.474
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Minor

Brandenburg Concerto No. 5 in D, BWV 1050: 2. Affetuoso
type: MusicRecording
duration: PT5M36S
duration ms: 336466
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T06:16:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f3a15764caf4bf5ba782d347f4f21383602c6bcc42cf4c6d2a4bc079ebd2e41
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810652
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f3a15764caf4bf5ba782d347f4f21383602c6bcc42cf4c6d2a4bc079ebd2e41. 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/GBF076810652.
  date published: 2026-07-02T03:30:09Z
audio: Brandenburg Concerto No. 5 in D, BWV 1050: 2. Affetuoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.592
  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: 0.224
  additional property: Energy
    type: PropertyValue
    value: 0.132
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.552
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.243
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.351
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 1 in F, BWV 1046: 3. Allegro
type: MusicRecording
duration: PT4M40S
duration ms: 280360
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T14:34:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8414a5e986a4c8f0248528c07a9d4817492e851774f7c5196d1de3b4fe908e17
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810673
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8414a5e986a4c8f0248528c07a9d4817492e851774f7c5196d1de3b4fe908e17. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810673.
  date published: 2026-06-13T13:32:09Z
audio: Brandenburg Concerto No. 1 in F, BWV 1046: 3. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.378
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.345
  additional property: Energy
    type: PropertyValue
    value: 0.284
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.607
  additional property: Liveness
    type: PropertyValue
    value: 0.153
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.786
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.366
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 5 in D, BWV 1050: 3. Allegro
type: MusicRecording
duration: PT5M24S
duration ms: 324133
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810653
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T20:59:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf5ac8b34d35b7adc0638c9e64a9f461f33f30111f0942d0fdf8ecda7ea9481d0
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/GBF076810653
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 0xf5ac8b34d35b7adc0638c9e64a9f461f33f30111f0942d0fdf8ecda7ea9481d0. 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/GBF076810653.
  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 5 in D, BWV 1050: 3. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.06
  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: 0.469
  additional property: Energy
    type: PropertyValue
    value: 0.212
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.845
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.013
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.712
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.44
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuetto: Trio I
type: MusicRecording
duration: PT3M52S
duration ms: 232800
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810674
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T20:29:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff664d77616118bceaf8ed1861e5e944fff5e3d03e3620edf164f8564c35805d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810674
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff664d77616118bceaf8ed1861e5e944fff5e3d03e3620edf164f8564c35805d. 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/GBF076810674.
  date published: 2026-06-13T17:25:41Z
audio: Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuetto: Trio I
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.017
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.153
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.89
  additional property: Liveness
    type: PropertyValue
    value: 0.184
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.664
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 6 in B flat, BWV 1051: 1. --
type: MusicRecording
duration: PT6M59S
duration ms: 419760
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810661
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T20:59:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9982a9980941ff68dbd2c2a1c8db623246f56ba19bab0a6a416604484e24368b
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/GBF076810661
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 0x9982a9980941ff68dbd2c2a1c8db623246f56ba19bab0a6a416604484e24368b. 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/GBF076810661.
  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 6 in B flat, BWV 1051: 1. --
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.564
  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: 0.286
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.808
  additional property: Liveness
    type: PropertyValue
    value: 0.165
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.475
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.999
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 1 in F, BWV 1046: 5. Polacca; Trio II
type: MusicRecording
duration: PT4M31S
duration ms: 271800
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810675
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T05:31:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x28742f21258836449d9bcf37c42aba9ba8f1f6a959b1e150e6200ce681859a41
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810675
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28742f21258836449d9bcf37c42aba9ba8f1f6a959b1e150e6200ce681859a41. 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/GBF076810675.
  date published: 2026-07-02T03:30:09Z
audio: Brandenburg Concerto No. 1 in F, BWV 1046: 5. Polacca; Trio II
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.436
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.534
  additional property: Energy
    type: PropertyValue
    value: 0.126
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.718
  additional property: Liveness
    type: PropertyValue
    value: 0.136
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.245
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.345
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 6 in B flat, BWV 1051: 2. Adagio ma non tanto
type: MusicRecording
duration: PT4M55S
duration ms: 295040
explicit: false
by artist: Johann Sebastian Bach
by artist: English Chamber Orchestra
by artist: Benjamin Britten
in album: Bach, J.S.: Brandenburg Concertos etc.
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-piano
isrc code: GBF076810662
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T17:30:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd0d22729b9ef70124d913765549b86f11b056c85b168bb261bee113bf5018ff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810662
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Brandenburg Concerto No. 6 in B flat, BWV 1051: 2. Adagio ma non tanto
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Brandenburg Concerto No. 2 in F, BWV 1047: 1. (Allegro)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Brandenburg Concerto No. 6 in B flat, BWV 1051: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Brandenburg Concerto No. 6 in B flat, BWV 1051: 3. Allegro
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Brandenburg Concerto No. 2 in F, BWV 1047: 2. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Brandenburg Concerto No. 2 in F, BWV 1047: 2. Andante
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): I. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): I. Allegro
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Brandenburg Concerto No. 2 in F, BWV 1047: 3. Allegro assai
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Brandenburg Concerto No. 2 in F, BWV 1047: 3. Allegro assai
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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Brandenburg Concerto No. 3 in G, BWV 1048: 1. (Allegro)
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  date published: 2026-06-13T15:41:10Z
audio: Brandenburg Concerto No. 3 in G, BWV 1048: 1. (Allegro)
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): III. Allegro
type: MusicRecording
duration: PT3M44S
duration ms: 224266
explicit: false
by artist: Johann Sebastian Bach
genre: classical
genre: classical-piano
isrc code: GBF077410123