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Konzert für 4 Cembarli in A Minor, BWV 1065: I. Ohne Bezeichnung
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Cembalokonzert in F Minor, BWV 1056: II. Largo
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Konzert für 2 Cembali in C Minor, BWV 1060: III. Allegro
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Klarinettenkonzert No. 1 in F Minor, Op. 73: III. Rondo. Allegro
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Klarinettenkonzert No. 1 in F Minor, Op. 73: III. Rondo. Allegro
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Klarinettenkonzert No. 1 in F Minor, Op. 73: I. Allegro
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duration ms: 456906
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by artist: Carl Maria von Weber
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
by artist: David Glazer
in album: Weber: Klarinettenkonzerte, Vol. 1
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  date published: 2019-05-17
popularity: 1
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T09:25:34Z
audio: Klarinettenkonzert No. 1 in F Minor, Op. 73: I. Allegro
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Klarinettenkonzert No. 1 in F Minor, Op. 73: II. Adagio ma non troppo
type: MusicRecording
duration: PT6M34S
duration ms: 394533
explicit: false
by artist: Carl Maria von Weber
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
by artist: David Glazer
in album: Weber: Klarinettenkonzerte, Vol. 1
  type: MusicAlbum
  date published: 2019-05-17
popularity: 1
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:42:35Z
audio: Klarinettenkonzert No. 1 in F Minor, Op. 73: II. Adagio ma non troppo
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Fagottkonzert in F Major, Op. 75: I. Allegro ma non troppo
type: MusicRecording
duration: PT7M53S
duration ms: 473880
explicit: false
by artist: Carl Maria von Weber
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
by artist: Georg Zuckermann
in album: Weber: Klarinettenkonzerte, Vol. 1
  type: MusicAlbum
  date published: 2019-05-17
popularity: 3
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T11:13:28Z
audio: Fagottkonzert in F Major, Op. 75: I. Allegro ma non troppo
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Fagottkonzert in F Major, Op. 75: II. Adagio
type: MusicRecording
duration: PT5M55S
duration ms: 355640
explicit: false
by artist: Carl Maria von Weber
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
by artist: Georg Zuckermann
in album: Weber: Klarinettenkonzerte, Vol. 1
  type: MusicAlbum
  date published: 2019-05-17
popularity: 1
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T01:44:32Z
audio: Fagottkonzert in F Major, Op. 75: II. Adagio
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Fagottkonzert in F Major, Op. 75: III. Rondo. Allegro
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duration: PT4M26S
duration ms: 266333
explicit: false
by artist: Carl Maria von Weber
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
by artist: Georg Zuckermann
in album: Weber: Klarinettenkonzerte, Vol. 1
  type: MusicAlbum
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popularity: 1
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
audio: Fagottkonzert in F Major, Op. 75: III. Rondo. Allegro
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Symphony No. 4 in A Major, Op. 90: I. Allegro vivace
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duration: PT11M34S
duration ms: 694466
explicit: false
by artist: Felix Mendelssohn
by artist: Symphonic Festival Orchestra
by artist: Alfred Scholz
by artist: Württembergisches Kammerorchester
in album: Los Grandes de la Musica Clasica - Felix Mendelssohn Vol. 1
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popularity: 1
genre: classical
genre: early-romantic-era
genre: german-romanticism
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:59:18Z
audio: Symphony No. 4 in A Major, Op. 90: I. Allegro vivace
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960427
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:59:18+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Trumpet Concerto in E-Flat Major: II. Andante
type: MusicRecording
duration: PT3M16S
duration ms: 196560
explicit: false
by artist: Joseph Haydn
by artist: Wolfgang Bauer
by artist: Marc Engelhardt
by artist: Württembergisches Kammerorchester
by artist: Ruben Gazarian
in album: Haydn: Trumpet Concertos
  type: MusicAlbum
  date published: 2006-08-01
isrc code: DEA140639502
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:43:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1fa000a98f45fa3547d3a8011ec761d4838b046d5662ee720acf249c64514fa2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140639502
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fa000a98f45fa3547d3a8011ec761d4838b046d5662ee720acf249c64514fa2. 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/DEA140639502.
  date published: 2026-07-08T03:22:41Z
audio: Trumpet Concerto in E-Flat Major: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.929
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.102
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.908
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.121
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.398
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Trumpet Concerto in E-Flat Major: III. Finale. Allegro
type: MusicRecording
duration: PT4M34S
duration ms: 274813
explicit: false
by artist: Joseph Haydn
by artist: Wolfgang Bauer
by artist: Marc Engelhardt
by artist: Württembergisches Kammerorchester
by artist: Ruben Gazarian
in album: Haydn: Trumpet Concertos
  type: MusicAlbum
  date published: 2006-08-01
isrc code: DEA140639503
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:23:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x93bfdb5b7323fd7f48875f598f235d136f00e305f3bbbde2cbb3da470ee797f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140639503
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93bfdb5b7323fd7f48875f598f235d136f00e305f3bbbde2cbb3da470ee797f7. 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/DEA140639503.
  date published: 2026-07-08T03:53:27Z
audio: Trumpet Concerto in E-Flat Major: III. Finale. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.733
  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: 0.446
  additional property: Energy
    type: PropertyValue
    value: 0.197
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.92
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.413
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.473
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concertino for Trumpet and Orchestra in C Major: I. Adagio
type: MusicRecording
duration: PT5M54S
duration ms: 354346
explicit: false
by artist: Michael Haydn
by artist: Wolfgang Bauer
by artist: Marc Engelhardt
by artist: Württembergisches Kammerorchester
by artist: Ruben Gazarian
in album: Haydn: Trumpet Concertos
  type: MusicAlbum
  date published: 2006-08-01
isrc code: DEA140639504
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:58:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x511339dbea4acc52a45da69f3975fa814c1165c65fcf2708784c7038c9c220c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140639504
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x511339dbea4acc52a45da69f3975fa814c1165c65fcf2708784c7038c9c220c6. 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/DEA140639504.
  date published: 2026-07-08T08:56:20Z
audio: Concertino for Trumpet and Orchestra in C Major: I. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.993
  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: 0.235
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.89
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.194
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.182
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Trumpet Concerto in E-Flat Major: I. Allegro
type: MusicRecording
duration: PT6M2S
duration ms: 362280
explicit: false
by artist: Joseph Haydn
by artist: Wolfgang Bauer
by artist: Marc Engelhardt
by artist: Württembergisches Kammerorchester
by artist: Ruben Gazarian
in album: Haydn: Trumpet Concertos
  type: MusicAlbum
  date published: 2006-08-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bd2095673fdc8bf9eff1f704133cde38e0a9cf6bd8230e53c75cbe82b8a5130. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140639501.
  date published: 2026-07-30T15:42:38Z
audio: Trumpet Concerto in E-Flat Major: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.479
  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: 0.379
  additional property: Energy
    type: PropertyValue
    value: 0.141
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.933
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.316
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.774
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA140639501
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960273
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA140639501
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Concerto for Flute, Violin and Harpsicord: Adagio
type: MusicRecording
duration: PT5M37S
duration ms: 337333
explicit: false
by artist: Johann Sebastian Bach
by artist: James Galway
by artist: Rainer Wolters
by artist: Ursula Deutschler
by artist: Württembergisches Kammerorchester
by artist: Jörg Faerber
in album: Bach For Relaxation
  type: MusicAlbum
  date published: 1998-01-01
genre: classical
genre: classical-piano
isrc code: USBC19704244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:20:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ddf1f1379c63ce698610c514dbd6393ade4ca8fcd010a7be8929408e0bfebd7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19704244
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ddf1f1379c63ce698610c514dbd6393ade4ca8fcd010a7be8929408e0bfebd7. 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/USBC19704244.
  date published: 2026-07-08T03:20:19Z
audio: Concerto for Flute, Violin and Harpsicord: Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 149.77
  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: 0.287
  additional property: Energy
    type: PropertyValue
    value: 0.179
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.927
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.359
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.445
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kanon D-dur
type: MusicRecording
duration: PT5M53S
duration ms: 353360
explicit: false
by artist: Johann Pachelbel
by artist: Württembergisches Kammerorchester
in album: Classical Christmas
  type: MusicAlbum
  date published: 2015-10-16
isrc code: DEA310904115
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:57:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa983368bfa1de98a5c4e41df63cebbb12b247bb87f8130020aae7c703a5f293e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA310904115
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956889
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa983368bfa1de98a5c4e41df63cebbb12b247bb87f8130020aae7c703a5f293e. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA310904115.
  date published: 2026-07-06T07:53:57Z
audio: Kanon D-dur
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.719
  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: 0.12
  additional property: Energy
    type: PropertyValue
    value: 0.333
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.843
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.914
  additional property: Liveness
    type: PropertyValue
    value: 0.185
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.143
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.07
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kanon D-Dur
type: MusicRecording
duration: PT5M50S
duration ms: 350733
explicit: false
by artist: Traditional
by artist: Württembergisches Kammerorchester
in album: Festliche Musik zur Advents-u.Weihnachtszeit
  type: MusicAlbum
  date published: 1997-01-01
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: DEC950001142
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:21:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c68fc3ca00687f07bd2eda17260594a79b36496ae9ea0da22ba8688e928d0a5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
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Albinoni: Trattenimenti armonici, Op. 6: Trumpet Concerto No. 11 in B-Flat Major "San Marco": I. Grave
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Albinoni: Trattenimenti armonici, Op. 6: Trumpet Concerto No. 11 in B-Flat Major "San Marco": III. Andante
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Albinoni: Trattenimenti armonici, Op. 6: Trumpet Concerto No. 11 in B-Flat Major "San Marco": II. Allegro
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Albinoni: Trattenimenti armonici, Op. 6: Trumpet Concerto No. 11 in B-Flat Major "San Marco": IV. Allegro
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Festliche Weihnachten
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Advent Advent
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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: Violino solo e Basso l'accompagnato
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track: Sonata BWV 1005: Largo
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  by artist: Gustav Leonhardt
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  subject of: OpenTimestamps Proof of Existence
  audio: Sonata BWV 1005: Largo
track: Goldberg Variations: Aria
track: Lute Suite No. 1 in E Minor, BWV 996: III. Courante
track: Concerto for Flute, Violin and Harpsicord: Adagio
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
track: Sonata BWV 1001: Siciliano
track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (On the G-String)

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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe41073567a676cdaedd867d0a1d633a88626c9241e3d66ba71b1c84b3a4228b5. 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/DEE478500159.
date published: 2026-07-08T03:20:19Z

Sonata BWV 1005: Largo
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Goldberg Variations: Aria
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by artist: Gustav Leonhardt
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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: Goldberg Variations: Aria
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Lute Suite No. 1 in E Minor, BWV 996: III. Courante
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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: Lute Suite No. 1 in E Minor, BWV 996: III. Courante
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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by artist: Rudolf Baumgartner
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Sonata BWV 1001: Siciliano
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by artist: Gustav Leonhardt
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Sonata BWV 1001: Siciliano
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (On the G-String)
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by artist: Moscow Virtuosi
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:04:01Z
audio: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (On the G-String)
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Clásicos Inolvidables Vol. 30, Navidad
type: MusicAlbum
date published: 2015-08-06

Los Grandes de la Musica Clasica - Felix Mendelssohn Vol. 3
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Die Weihnachtsgeschichte
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Classical Christmas
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Festliche Musik zur Advents-u.Weihnachtszeit
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Christmas Classics (Klassische Weihnacht)
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Bach: Cembalokonzerte, Vol. 1
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Harald Genzmer: Orchesterwerke
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Danzi, Stamitz & Rossini: Music for Flute, Clarinet & Orchestra
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Albinoni: Concertos & Sonatas
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