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genre: choral
genre: requiem
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  track: Iphigénie en Tauride, Wq. 46, Act I: Quand verrons-nous tarir nos pleurs?
album: The Masters: Summer
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album: Haydn: Lord Nelson Mass
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album: Mozart: Arias for Male Soprano
album: Vivaldi: The Four Seasons - Geminiani: Concerti grossi Nos. 4 & 12
album: Handel: Concerti grossi, Op. 6 Nos. 7-12
album: Cherubini: Requiem in C Minor & Marche funèbre - Beethoven: Elegiac Song, Op. 118
album: Vivaldi: Gloria in D Major, RV 589 - Bach: Magnificat in D Major, BWV 243
album: Mozart: Flute Concertos & Symphony No. 41 in C Major, K. 551 "Jupiter"
album: Bach: The Complete Orchestral Suites
album: Handel: Music for the Royal Fireworks & Water Music
album: Mozart's Circle: The Beneficent Dervish - Mozart: The Impresario, K. 486
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album: Lost Music of Early America: Music of the Moravians
album: Monteverdi: Vespers of 1610, SV 206
album: Purcell: Dido and Aeneas, Z. 626
album: Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
album: Bach: Brandenburg Concertos Nos. 1, 2 & 3
album: Bach: The Complete Brandenburg Concertos
album: Handel: Messiah, HWV 56 (Highlights)
album: Bach: Brandenburg Concertos Nos. 4, 5 & 6
album: Handel: Messiah, HWV 56
album: Handel: Concerti grossi, Op. 6 Nos. 1-6
album: Mozart: Solemn Vespers of the Confessor & Coronation Mass
album: Magnificent Classical Vol. II
album: The Masters: Summer Vol. II
album: Chillout Classical
album: Classical Essentials: Bach
album: Classical Occasions: Celebrations
album: Ultimate Classical Masterpieces: Mozart, Verdi, Vivaldi
album: Masters of the Romantic: Beethoven, Chopin, Tchaikovsky
album: The Masters: American Classics
album: Calm: Relaxing Baroque
album: Springtime Symphonies: Bach, Puccini, Vivaldi
album: Classical Essentials: Vivaldi
album: Handel Bars: Popular Works of George Frideric Handel
album: Chillout Classical III
album: Christmas Break: A Relaxing Classical Mix
album: Ultimate Classical Masterpieces: Winter Edition Vol. 2
album: Ultimate Classical Masterpieces: Winter Edition
album: a calm playlist for reading, studying or writing
album: The Masters: Winter
album: Pure Classical

Missa in Angustiis "Lord Nelson Mass": I. Kyrie
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Missa in Angustiis "Lord Nelson Mass": II. Gloria
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  date published: 2026-07-02T03:55:08Z
audio: Missa in Angustiis "Lord Nelson Mass": II. Gloria
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Missa in Angustiis "Lord Nelson Mass": VI. Et incarnatus
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  date published: 2026-07-02T11:34:59Z
audio: Missa in Angustiis "Lord Nelson Mass": VI. Et incarnatus
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Missa in Angustiis "Lord Nelson Mass": III. Qui tollis
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Requiem in C Minor: II. Graduale
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Der Stein der Weisen, Act I: Overture
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Concerto grosso in F Major, Op. 6 No. 2, HWV 320: I. Andante larghetto
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  date published: 2026-07-02T03:55:08Z
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Iphigénie en Tauride, Wq. 46, Act I: Quand verrons-nous tarir nos pleurs?
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The Masters: Summer
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Magnificent Classical
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Beautiful Wedding: Prelude
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Monteverdi: Il ritorno d'Ulisse in patria
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Haydn: The Creation
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Mozart: Arias for Male Soprano
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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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  subject of: OpenTimestamps Proof of Existence
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

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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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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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Mozart's Circle: The Beneficent Dervish - Mozart: The Impresario, K. 486
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Bach: Mass in B Minor, BWV 232
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  by artist: Kevin Deas
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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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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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track: Der Stein der Weisen, Act II: Finale. Miau! Miau!

Benedikt Schack
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Martin Pearlman
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Mozart, Henneberg, Schack, Gerl & Schikaneder: Der Stein der Weisen
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CopyrightRegisteredAt
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value: 2026-07-07T01:27:24+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x91ad7e3e38581d9486f1b098a96a88643e34a2d639cccb7c3f8ec6e4b77ea318

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10716508

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 0x91ad7e3e38581d9486f1b098a96a88643e34a2d639cccb7c3f8ec6e4b77ea318. 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/USTE10716508.
date published: 2026-07-08T03:22:41Z

Der Stein der Weisen, Act I: Aria. Ein Mädchen, die von Liebe heiß
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 127.99
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.303
additional property: Energy
  type: PropertyValue
  value: 0.045
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.977
additional property: Instrumentalness
  type: PropertyValue
  value: 0.006
additional property: Liveness
  type: PropertyValue
  value: 0.174
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.096
additional property: Loudness (dB)
  type: PropertyValue
  value: -29.977
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Der Stein der Weisen, Act II: Finale. Miau! Miau!
type: MusicRecording
duration: PT1M26S
duration ms: 86640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Johann Baptist Henneberg
by artist: Benedikt Schack
by artist: Franz Xaver Gerl
by artist: Emanuel Schikaneder
by artist: Boston Baroque
by artist: Martin Pearlman
by artist: Kevin Deas
by artist: Jane Giering-De Haan
in album: Mozart, Henneberg, Schack, Gerl & Schikaneder: Der Stein der Weisen
  type: MusicAlbum
  date published: 1999-08-01
genre: classical
genre: classical-era
isrc code: USTE10746508
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T00:37:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa58f10a28c3420229b7e133e7ae2527f97cb034419b5050a8de7662832a4459
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10746508
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 0xaa58f10a28c3420229b7e133e7ae2527f97cb034419b5050a8de7662832a4459. 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/USTE10746508.
  date published: 2026-07-08T03:22:41Z
audio: Der Stein der Weisen, Act II: Finale. Miau! Miau!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.954
  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: 0.412
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.51
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.156
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.55
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lost Music of Early America: Music of the Moravians
type: MusicAlbum
date published: 1998-09-01
track: Ich will dir ein Freudenopfer thun
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120493
  explicit: false
  by artist: Johann Friedrich Peter
  by artist: Boston Baroque
  by artist: Martin Pearlman
  in album: Lost Music of Early America: Music of the Moravians
    type: MusicAlbum
    date published: 1998-09-01
  isrc code: USTE10328482
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T23:22:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbebfe8950d6cdc1f5af454b7f416b65479d6939898c461689a4c47f47b0934af
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10328482
  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 0xbebfe8950d6cdc1f5af454b7f416b65479d6939898c461689a4c47f47b0934af. 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/USTE10328482.
    date published: 2026-07-08T03:22:41Z
  audio: Ich will dir ein Freudenopfer thun
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.809
    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: 0.299
    additional property: Energy
      type: PropertyValue
      value: 0.095
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.979
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.349
    additional property: Liveness
      type: PropertyValue
      value: 0.113
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.233
    additional property: Loudness (dB)
      type: PropertyValue
      value: -27.644
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Monteverdi: Vespers of 1610, SV 206
type: MusicAlbum
date published: 1997-10-01

Purcell: Dido and Aeneas, Z. 626
type: MusicAlbum
date published: 1996-10-01

Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
type: MusicAlbum
date published: 1995-08-01
track: Requiem in D Minor, K. 626: IIIa. Sequence. Dies irae (Completed R. Levin)
  type: MusicRecording
  duration: PT1M47S
  duration ms: 107200
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Martin Pearlman
  by artist: Boston Baroque
  in album: Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
    type: MusicAlbum
    date published: 1995-08-01
  genre: classical
  genre: classical-era
  isrc code: USTE10303410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T05:34:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1f66ff882f9ff0a6d963f7e0430e2af59306709fb31c2a1cc1cce96e67d1e4d7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10303410
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f66ff882f9ff0a6d963f7e0430e2af59306709fb31c2a1cc1cce96e67d1e4d7. 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/USTE10303410.
    date published: 2026-07-08T03:53:27Z
  audio: Requiem in D Minor, K. 626: IIIa. Sequence. Dies irae (Completed R. Levin)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 104.103
    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: 0.43
    additional property: Energy
      type: PropertyValue
      value: 0.362
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.841
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.011
    additional property: Liveness
      type: PropertyValue
      value: 0.076
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.342
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.842
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Requiem in D Minor, K. 626: IIIe. Sequence. Confutatis (Completed R. Levin)
  type: MusicRecording
  duration: PT1M59S
  duration ms: 119626
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Martin Pearlman
  by artist: Boston Baroque
  in album: Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
    type: MusicAlbum
    date published: 1995-08-01
  genre: classical
  genre: classical-era
  isrc code: USTE10307410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T10:24:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52039e153b0611c959e81a7cdf9953112a35fbfa6f8cf9785f02c927bc98cd8c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10307410
  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 0x52039e153b0611c959e81a7cdf9953112a35fbfa6f8cf9785f02c927bc98cd8c. 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/USTE10307410.
    date published: 2026-07-08T03:22:41Z
  audio: Requiem in D Minor, K. 626: IIIe. Sequence. Confutatis (Completed R. Levin)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.923
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.321
    additional property: Energy
      type: PropertyValue
      value: 0.065
    additional property: Speechiness
      type: PropertyValue
      value: 0.056
    additional property: Acousticness
      type: PropertyValue
      value: 0.976
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.009
    additional property: Liveness
      type: PropertyValue
      value: 0.093
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.036
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.847
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Requiem in D Minor, K. 626: IIIf. Sequence. Lacrimosa (Completed R. Levin)
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155973
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Boston Baroque
  by artist: Martin Pearlman
  in album: Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
    type: MusicAlbum
    date published: 1995-08-01
  genre: classical
  genre: classical-era
  isrc code: USTE10308410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T08:39:16+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Requiem in D Minor, K. 626: IIIf. Sequence. Lacrimosa (Completed R. Levin)
track: Requiem in D Minor, K. 626: VII. Agnus Dei (Completed R. Levin)

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x67abc9953c9282477ee100754731c88ab80744754ce1624b39040bbf57c7b7e9

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10308410

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 0x67abc9953c9282477ee100754731c88ab80744754ce1624b39040bbf57c7b7e9. 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/USTE10308410.
date published: 2026-07-08T03:22:41Z

Requiem in D Minor, K. 626: IIIf. Sequence. Lacrimosa (Completed R. Levin)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 153.557
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: 0.151
additional property: Energy
  type: PropertyValue
  value: 0.065
additional property: Speechiness
  type: PropertyValue
  value: 0.034
additional property: Acousticness
  type: PropertyValue
  value: 0.96
additional property: Instrumentalness
  type: PropertyValue
  value: 0.074
additional property: Liveness
  type: PropertyValue
  value: 0.402
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.039
additional property: Loudness (dB)
  type: PropertyValue
  value: -25.518
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Requiem in D Minor, K. 626: VII. Agnus Dei (Completed R. Levin)
type: MusicRecording
duration: PT3M10S
duration ms: 190533
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Martin Pearlman
by artist: Boston Baroque
in album: Mozart: Requiem in D Minor, K. 626 (New Completion by Robert Levin)
  type: MusicAlbum
  date published: 1995-08-01
genre: classical
genre: classical-era
isrc code: USTE10314410
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:15:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa1a3227303d4cf01f05c897ba2ed7568cf024fbadb756b8a6dfaa7d06e591b61
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10314410
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 0xa1a3227303d4cf01f05c897ba2ed7568cf024fbadb756b8a6dfaa7d06e591b61. 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/USTE10314410.
  date published: 2026-07-08T08:56:20Z
audio: Requiem in D Minor, K. 626: VII. Agnus Dei (Completed R. Levin)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.919
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Handel: Messiah, HWV 56 (Highlights)
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10308354
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf437b42fdba6569a2fef202ca63593ad7782e336903329a1f372d1040bdac1b7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10308354.
    date published: 2026-07-02T11:34:59Z
  audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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      value: 2
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.8
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.832
    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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Handel: Messiah, HWV 56
type: MusicAlbum
date published: 1992-09-01
track: Messiah, HWV 56, Pt. 1: Sinfonia
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172333
  explicit: false
  by artist: George Frideric Handel
  by artist: Martin Pearlman
  by artist: Boston Baroque
  in album: Handel: Messiah, HWV 56
    type: MusicAlbum
    date published: 1992-09-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USTE10401322
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T19:37:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x446e80e0ac5bb7ee02bb9341b7854f78f1daaeae38d7189ce3a8191534e44df7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10401322
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x446e80e0ac5bb7ee02bb9341b7854f78f1daaeae38d7189ce3a8191534e44df7. 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/USTE10401322.
    date published: 2026-07-08T03:53:27Z
  audio: Messiah, HWV 56, Pt. 1: Sinfonia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 118.321
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.4
    additional property: Energy
      type: PropertyValue
      value: 0.163
    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.917
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.854
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.897
    additional property: Key Name
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      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Messiah, HWV 56, Pt. 1: Every Valley Shall Be Exalted
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190133
  explicit: false
  by artist: George Frideric Handel
  by artist: Martin Pearlman
  by artist: Boston Baroque
  by artist: Bruce Fowler
  in album: Handel: Messiah, HWV 56
    type: MusicAlbum
    date published: 1992-09-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USTE10403322
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T15:33:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdf89cd3e281b07684053a6e6f8b5d232942eee5a0c7c4503a19ad4938c64bb8d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10403322
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf89cd3e281b07684053a6e6f8b5d232942eee5a0c7c4503a19ad4938c64bb8d. 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/USTE10403322.
    date published: 2026-07-08T03:53:27Z
  audio: Messiah, HWV 56, Pt. 1: Every Valley Shall Be Exalted
    type: AudioObject
    additional property: Tempo (BPM)
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    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
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.931
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.408
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Messiah, HWV 56, Pt. 2: Thou Art Gone Up on High
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173066
  explicit: false
  by artist: George Frideric Handel
  by artist: Boston Baroque
  by artist: Martin Pearlman
  by artist: Catherine Robbin
  in album: Handel: Messiah, HWV 56
    type: MusicAlbum
    date published: 1992-09-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USTE10436322
  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: Messiah, HWV 56, Pt. 2: Thou Art Gone Up on High
track: Messiah, HWV 56, Pt. 3: I Know That My Redeemer Liveth

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-07T23:24:09+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xc355bcd5fd461d565c72366d3ca4bde52c40abec4f2292557f9008ed5a2e8c4a

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957124

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10436322

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc355bcd5fd461d565c72366d3ca4bde52c40abec4f2292557f9008ed5a2e8c4a. 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/USTE10436322.
date published: 2026-07-08T03:53:27Z

Messiah, HWV 56, Pt. 2: Thou Art Gone Up on High
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
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additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.413
additional property: Energy
  type: PropertyValue
  value: 0.086
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.919
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.154
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.493
additional property: Loudness (dB)
  type: PropertyValue
  value: -24.661
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
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Messiah, HWV 56, Pt. 3: I Know That My Redeemer Liveth
type: MusicRecording
duration: PT5M1S
duration ms: 301893
explicit: false
by artist: George Frideric Handel
by artist: Martin Pearlman
by artist: Boston Baroque
by artist: Karen Clift
in album: Handel: Messiah, HWV 56
  type: MusicAlbum
  date published: 1992-09-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USTE10445322
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T20:10:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe5e9e8bf5c149fc3543b93927a7e614f276072029907cc77dda4dd7f954e4b6c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10445322
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 0xe5e9e8bf5c149fc3543b93927a7e614f276072029907cc77dda4dd7f954e4b6c. 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/USTE10445322.
  date published: 2026-07-08T03:22:41Z
audio: Messiah, HWV 56, Pt. 3: I Know That My Redeemer Liveth
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 3
  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: 0.247
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.929
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.164
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.797
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Handel: Concerti grossi, Op. 6 Nos. 1-6
type: MusicAlbum
date published: 1992-05-01
track: Concerto grosso in E Minor, Op. 6 No. 3, HWV 321: IV. Polonaise. Andante
  type: MusicRecording
  duration: PT5M35S
  duration ms: 335333
  explicit: false
  by artist: George Frideric Handel
  by artist: Boston Baroque
  by artist: Martin Pearlman
  by artist: Daniel Stepner
  by artist: Julie Leven
  by artist: Karen Kaderavek
  in album: Handel: Concerti grossi, Op. 6 Nos. 1-6
    type: MusicAlbum
    date published: 1992-05-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USTE10413253
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T16:43:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2dc2fe38f4b0f80acc58c012b2da2dc5f6f610b78cd09537da95d6def513be32
  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/USTE10413253
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dc2fe38f4b0f80acc58c012b2da2dc5f6f610b78cd09537da95d6def513be32. 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/USTE10413253.
    date published: 2026-07-08T03:20:19Z
  audio: Concerto grosso in E Minor, Op. 6 No. 3, HWV 321: IV. Polonaise. Andante
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.77
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.369
    additional property: Energy
      type: PropertyValue
      value: 0.046
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.848
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.025
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.257
    additional property: Loudness (dB)
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    additional property: Key Name
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track: Concerto grosso in D Major, Op. 6 No. 5, HWV 323: V. Allegro
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  duration: PT2M28S
  duration ms: 148893
  explicit: false
  by artist: George Frideric Handel
  by artist: Boston Baroque
  by artist: Martin Pearlman
  by artist: Daniel Stepner
  by artist: Julie Leven
  by artist: Karen Kaderavek
  in album: Handel: Concerti grossi, Op. 6 Nos. 1-6
    type: MusicAlbum
    date published: 1992-05-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USTE10423253
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T17:31:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xed77d69ff276bee148a19af690900a260073a30138744de82632ad8888733ab0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10423253
  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 0xed77d69ff276bee148a19af690900a260073a30138744de82632ad8888733ab0. 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/USTE10423253.
    date published: 2026-07-08T08:56:20Z
  audio: Concerto grosso in D Major, Op. 6 No. 5, HWV 323: V. 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)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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Mozart: Solemn Vespers of the Confessor & Coronation Mass
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track: Solemn Vespers of the Confessor, K. 339: V. Laudate Dominum
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  by artist: Banchetto Musicale
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  by artist: James Maddalena
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    date published: 2026-07-08T03:22:41Z
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track: Mass In C Major, K. 317: I. Kyrie
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  subject of: OpenTimestamps Proof of Existence
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Magnificent Classical Vol. II
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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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The Masters: Summer Vol. II
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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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Chillout Classical
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-09T12:19:34Z
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Classical Essentials: Bach
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  subject of: OpenTimestamps Proof of Existence
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track: Air on the G-String (Arr. for Jazz Trio from Orchestral Suite No. 3, BWV 1068)
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The Masters: American Classics
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track: The Well-Tempered Clavier, Book 1: Prelude No. 1 in C Major, BWV 846
track: Music for the Royal Fireworks, HWV 351: III. La paix
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track: Jesu, Joy Of Man’s Desiring (From Cantata No. 147)

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date published: 2026-07-02T03:55:08Z

Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo (Arr. for Guitar)
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The Well-Tempered Clavier, Book 1: Prelude No. 1 in C Major, BWV 846
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Music for the Royal Fireworks, HWV 351: III. La paix
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by artist: Martin Pearlman
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Music for the Royal Fireworks, HWV 351: III. La paix
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Chorale Prelude in E-Flat Major, BWV 645 "Wachet auf, ruft uns die Stimme"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Chorale Prelude in E-Flat Major, BWV 645 "Wachet auf, ruft uns die Stimme"
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Suite No. 3 in D Major, BWV 1068: II. Air
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Suite No. 3 in D Major, BWV 1068: II. Air
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Guitar Concerto in D Major, RV 93: II. Largo (From "The Cowboys")
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Guitar Concerto in D Major, RV 93: II. Largo (From "The Cowboys")
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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popularity: 7
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Concerto grosso in E Minor, Op. 6 No. 3, HWV 321: IV. Polonaise. Andante
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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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Chillout Classical III
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Ultimate Classical Masterpieces: Winter Edition
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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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  by artist: Cincinnati Pops Orchestra
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: 2 Piano Pieces, Op. 157: No. 2, La fileuse
track: Nocturne No. 9 in E-Flat Major. Andantino
track: Flowers For Emmett Till
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

2 Arabesques, L. 66: No. 1, Andante con moto (Transcr. Y. Kondonassis)
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2 Piano Pieces, Op. 157: No. 2, La fileuse
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: 2 Piano Pieces, Op. 157: No. 2, La fileuse
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Nocturne No. 9 in E-Flat Major. Andantino
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subject of: OpenTimestamps Proof of Existence
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audio: Nocturne No. 9 in E-Flat Major. Andantino
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Flowers For Emmett Till
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Nocturne No. 15 in C Major. Molto moderato
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The Masters: Winter
type: MusicAlbum
date published: 2024-12-13

Pure Classical
type: MusicAlbum
date published: 2024-03-11