Johann Caspar Kerll
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description: right|thumb|270px|Portrait, made around 1685–1688 during his stay in Munich. Johann Caspar Kerll (9 April 1627 – 13 February 1693) was a German Baroque composer and organist. He is also known as Kerl
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album: Kerll, J.C.: Organ Music (Suddeutsche Orgelmeister, Vol. 1)
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album: Early Keyboard Masters (Works by Cabezón, Sweelinck, Frescobaldi)
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album: Johann Kaspar Kerll : L'organo barocco di Collemaggio / L'Aquila (Opera omnia per organo)
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  date published: 2009-09-09
album: From The Music Library Of J. S. Bach, Vol. 2
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  track: Christ lag in Todesbanden: Versus V
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      date published: 2026-07-08T03:53:27Z
    audio: Christ lag in Todesbanden: Versus V
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  track: Christ lag in Todes Banden, BWV 4: Versus I
album: Kerll & Fux: Requiems
album: Biber: Imitatio
album: Biber & Kerll: Requiem
album: The Trio Sonata Through Two Centuries
album: Pachelbel Vespers
album: The Music of the Habsburg Empire (Live)
album: Chaconne
album: Kerll, J.C.: Missa Nigra / Delectus / Laudate Pueri
album: Albertini: Sonates pour violon & basse continue
album: Tombeau - Sophie Yates plays German Harpsichord Music of the 17th Century
album: Kerll: Complete Harpsichord and Organ Music
album: Bodenschätze (Motetten aus dem 17. Jahrhundert)
album: Sacred Handel - Music for the Carmelite Vespers
album: Big Gustav Leonhardt Box The Bach Guild Recordings 1952-1955
album: Chamber Music: London Baroque - Rosenmuller, J. / Hacquart, C. / Buxtehude, D. / Biber, H. I. F. (The Trio Sonata in 17Th Century Germany)
album: Kerll: Missa non sine quare
album: Weichlein: Opus 1, 1695
album: Baroque Chamber Music - Musica Antiqua Köln
album: Toccata. From Claudio Merulo to Johann Sebastian Bach
album: Johann Caspar Kerll - Sämtliche freie Orgelwerke
album: Kerll, J.C.: Missa Renovationis / Missa Non Sine Quare
album: Kerll: Selected Keyboard Music (Michael Prackh-Orgel, Pernegg)
album: Kerll, J.: Choral Music
album: The Purple Album (Calm Classical Music)
album: Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
album: The Emperor's Fiddler
album: Hommage
album: Baroque Organ Music
album: A Playlist for Rembrandt: Music from the Netherlands from Rembrandt's time
album: Organ Music Before Bach - Works by Pachelbel, Froberger, Muffat, a.o.
album: The Long 17th Century: A Cornucopia of Early Keyboard Music
album: Jesu meine Freude
album: Canzona
album: L'orgue en Lorraine
album: Barocke Orgelschätze in Der Jesuitenkirche Mindelheim (Baroque Organ Treasures)
album: Early Moderns

Missa pro defunctis: I. Introitus
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by artist: Johann Caspar Kerll
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  date published: 2016-08-19
popularity: 8
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  date published: 2026-07-02T03:55:08Z
audio: Missa pro defunctis: I. Introitus
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Missa pro defunctis: II. Kyrie
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audio: Missa pro defunctis: II. Kyrie
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Missa pro defunctis: III. Sequenza
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Missa pro defunctis: V. Sanctus - Beneditus - Hosanna
type: MusicRecording
duration: PT4M26S
duration ms: 266626
explicit: false
by artist: Johann Caspar Kerll
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: L'Achéron
in album: Kerll & Fux: Requiems
  type: MusicAlbum
  date published: 2016-08-19
popularity: 3
isrc code: BER181536805
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BER181536805
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
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd11e39964da0e67ff5dff6f25bebcf9a18a46d866cfeb9eb4a70d72f2df1bb14. 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/BER181536805.
  date published: 2026-07-08T03:20:19Z
audio: Missa pro defunctis: V. Sanctus - Beneditus - Hosanna
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Missa pro defunctis: VI. Agnus Dei
type: MusicRecording
duration: PT2M34S
duration ms: 154146
explicit: false
by artist: Johann Caspar Kerll
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: L'Achéron
in album: Kerll & Fux: Requiems
  type: MusicAlbum
  date published: 2016-08-19
popularity: 4
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x270e9eee21ffd77ffe2dcb89b5fe008f836c5334e624a4cf04a625a82d081b18. Chain 2 (Bitcoin): anchored in block 959163 (2026-07-22T20:52:27Z), 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/BER181536806.
  date published: 2026-07-22T20:52:27Z
audio: Missa pro defunctis: VI. Agnus Dei
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isrc code: BER181536806
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T18:47:29+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

Missa pro defunctis: IV. Offertorium
type: MusicRecording
duration: PT3M57S
duration ms: 237346
explicit: false
by artist: Johann Caspar Kerll
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: L'Achéron
in album: Kerll & Fux: Requiems
  type: MusicAlbum
  date published: 2016-08-19
popularity: 4
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a5ba2fc3b5c6bb3b8040c05fa67b7042ca782ff080098ae45cc44b2f77555c8. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/BER181536804.
  date published: 2026-07-30T14:44:50Z
audio: Missa pro defunctis: IV. Offertorium
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  additional property: Valence (Positivity)
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isrc code: BER181536804
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Missa pro defunctis: VII. Communio (Lux aeterna)
type: MusicRecording
duration: PT2M43S
duration ms: 163973
explicit: false
by artist: Johann Caspar Kerll
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: L'Achéron
in album: Kerll & Fux: Requiems
  type: MusicAlbum
  date published: 2016-08-19
popularity: 3
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x963d324251cf113169aefc2c3d7f74fca0b3879c86c1667836d47824923452a0. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BER181536807.
  date published: 2026-07-30T19:11:09Z
audio: Missa pro defunctis: VII. Communio (Lux aeterna)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: BER181536807
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Trio Sonata in F Major
type: MusicRecording
duration: PT6M9S
duration ms: 369666
explicit: false
by artist: Johann Caspar Kerll
by artist: London Baroque
in album: Chamber Music: London Baroque - Rosenmuller, J. / Hacquart, C. / Buxtehude, D. / Biber, H. I. F. (The Trio Sonata in 17Th Century Germany)
  type: MusicAlbum
  date published: 2008-03-01
popularity: 3
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07cb91fbe70eaa87d64a9b3630ad5b0dead7f55e26a784685d5b60270f71d3fd. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEP0845260.
  date published: 2026-07-29T19:35:34Z
audio: Trio Sonata in F Major
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: SEAEP0845260
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Capriccio Sopra il Cucu
type: MusicRecording
duration: PT2M43S
duration ms: 163618
explicit: false
by artist: Johann Caspar Kerll
by artist: Joschka Althoff
in album: The Purple Album (Calm Classical Music)
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isrc code: QZWFW2439119
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b93b698a9e78a6f72178f68bba4bd54f6eaba4c63ae89b73fd6ea80776bc64b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFW2439119.
  date published: 2026-06-13T15:41:10Z
audio: Capriccio Sopra il Cucu
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Mode (Major/Minor)
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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Christ lag in Todes Banden, BWV 4: Versus I
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duration: PT3M24S
duration ms: 204706
explicit: false
by artist: Johann Sebastian Bach
by artist: Hans-Jörg Mammel
by artist: Wolf Matthias Friedrich
by artist: Dorothee Mields
by artist: Balthasar-Neumann-Chor
by artist: Balthasar-Neumann-Ensemble
by artist: Thomas Hengelbrock
in album: From The Music Library Of J. S. Bach, Vol. 2
  type: MusicAlbum
  date published: 2000-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: DEA550106497
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA550106497
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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audio: Christ lag in Todes Banden, BWV 4: Versus I
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    date published: 2026-07-02T03:55:08Z
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    date published: 2026-07-08T08:56:20Z
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track: Kaiserrequiem: VI. Agnus Dei
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  subject of: OpenTimestamps Proof of Existence
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track: Missa pro defunctis: VI. Agnus Dei
track: Missa pro defunctis: IV. Offertorium
track: Missa pro defunctis: VII. Communio (Lux aeterna)

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Kaiserrequiem: VI. Agnus Dei
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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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Biber & Kerll: Requiem
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The Trio Sonata Through Two Centuries
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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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OTSVerificationAPI
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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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date published: 2026-07-07T14:41:13Z

Little Consort, Suite No. 3 in D Minor: III. Courante
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Pachelbel Vespers
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The Music of the Habsburg Empire (Live)
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Chaconne
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    date published: 2026-07-08T03:22:41Z
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    date published: 2026-07-08T03:53:27Z
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Passacaille en sol mineur
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Kerll, J.C.: Missa Nigra / Delectus / Laudate Pueri
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Albertini: Sonates pour violon & basse continue
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Tombeau - Sophie Yates plays German Harpsichord Music of the 17th Century
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Kerll: Complete Harpsichord and Organ Music
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Bodenschätze (Motetten aus dem 17. Jahrhundert)
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  by artist: Florian Helgath
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdb8ee3653898828bec448d212457ecbea6d972d0b12057240a8e8b8cfe1d316. 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/DEX992191201.
    date published: 2026-07-08T03:20:19Z
  audio: Jubilate Deo à 8
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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track: Ciaconna à 6
  type: MusicRecording
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  by artist: Chorwerk Ruhr
  by artist: Capella De La Torre
  by artist: Florian Helgath
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  genre: italian-baroque
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T05:09:12Z
  audio: Ciaconna à 6
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track: Duo seraphim à 8
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  by artist: Chorwerk Ruhr
  by artist: Capella De La Torre
  by artist: Florian Helgath
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Duo seraphim à 8

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x3efd22bf35fa1f51493e84987934471d4539ffd55c20d9e86196a8f75908202a

OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEX992191206

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3efd22bf35fa1f51493e84987934471d4539ffd55c20d9e86196a8f75908202a. 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/DEX992191206.
date published: 2026-07-08T08:56:20Z

Duo seraphim à 8
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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Sacred Handel - Music for the Carmelite Vespers
type: MusicAlbum
date published: 2020-01-24
track: Tecum Principium (Graduale Triplex)
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  by artist: Musica Antiqua Latina
  by artist: Coro da Camera Italiano
  by artist: Giordano Antonelli
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    date published: 2020-01-24
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cc350612cb027e8ad9ddca0feac7a97ba4fa00d58151ef9b3b55d5f5a04c86b. 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/DEE471900684.
    date published: 2026-07-08T03:22:41Z
  audio: Tecum Principium (Graduale Triplex)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Key Name
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track: Psalmi ad Vesperas, Op.12: Lauda Jerusalem Dominum (Psalm 147)
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  by artist: Giovanni Paolo Colonna
  by artist: Musica Antiqua Latina
  by artist: Coro da Camera Italiano
  by artist: Giordano Antonelli
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    type: MusicAlbum
    date published: 2020-01-24
  genre: baroque
  genre: italian-baroque
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-08T03:53:27Z
  audio: Psalmi ad Vesperas, Op.12: Lauda Jerusalem Dominum (Psalm 147)
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Big Gustav Leonhardt Box The Bach Guild Recordings 1952-1955
type: MusicAlbum
date published: 2012-05-29

Chamber Music: London Baroque - Rosenmuller, J. / Hacquart, C. / Buxtehude, D. / Biber, H. I. F. (The Trio Sonata in 17Th Century Germany)
type: MusicAlbum
date published: 2008-03-01
track: Suite in A Major: I. Pavan
  type: MusicRecording
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  by artist: London Baroque
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-02T05:09:12Z
  audio: Suite in A Major: I. Pavan
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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track: Suite in A Major: II. Gagliarda
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  by artist: London Baroque
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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
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Suite in A Major: III. Ballo
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Sonata à 3 in D Major, S-Uu 8:9 "Lanterly"
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subject of: OpenTimestamps Proof of Existence
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Trio Sonata in E Minor: II. Largo
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subject of: OpenTimestamps Proof of Existence
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Trio Sonata in E Minor: III. Adagio
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Sonata à 3 in D Minor, Op. 2 No. 6: III. Adagio
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Sonata à 3 in D Minor, Op. 2 No. 6: IV. Adagio
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  date published: 2026-07-08T03:22:41Z
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Sonata à 3 in D Minor, Op. 2 No. 6: V. Grave - Allegro
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subject of: OpenTimestamps Proof of Existence
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audio: Sonata à 3 in D Minor, Op. 2 No. 6: V. Grave - Allegro
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Trio Sonata in G Major, BuxWV 271: III. Adagio
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by artist: London Baroque
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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
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Trio Sonata in G Major, BuxWV 271: IV. Allegro
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Trio Sonata in G Major, BuxWV 271: V. Adagio - Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Trio Sonata in G Major, BuxWV 271: V. Adagio - Allegro
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Harmonia artificiosa-ariosa, Partia No. 6 in D Major, C. 67: II. Aria con variato
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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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Kerll: Missa non sine quare
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Weichlein: Opus 1, 1695
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    date published: 2026-07-08T03:20:19Z
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Baroque Chamber Music - Musica Antiqua Köln
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Toccata. From Claudio Merulo to Johann Sebastian Bach
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Johann Caspar Kerll - Sämtliche freie Orgelwerke
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Kerll, J.C.: Missa Renovationis / Missa Non Sine Quare
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Kerll: Selected Keyboard Music (Michael Prackh-Orgel, Pernegg)
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Kerll, J.: Choral Music
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The Purple Album (Calm Classical Music)
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track: Capriccio Sopra il Cucu
track: Sonate Nr.16 mvt 2
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298553
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Joschka Althoff
  in album: The Purple Album (Calm Classical Music)
    type: MusicAlbum
    date published: 2024-12-01
  genre: classical
  genre: classical-era
  isrc code: QZTB52473609
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-29T20:55:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbb23774f1c26f494c16fb2c286abd955e0d270a3a269fadf949581728db2d7c3
  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/QZTB52473609
  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 0xbb23774f1c26f494c16fb2c286abd955e0d270a3a269fadf949581728db2d7c3. 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/QZTB52473609.
    date published: 2026-07-08T03:20:19Z
  audio: Sonate Nr.16 mvt 2
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.713
    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: 0.521
    additional property: Energy
      type: PropertyValue
      value: 0.068
    additional property: Speechiness
      type: PropertyValue
      value: 0.054
    additional property: Acousticness
      type: PropertyValue
      value: 0.995
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.938
    additional property: Liveness
      type: PropertyValue
      value: 0.1
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.382
    additional property: Loudness (dB)
      type: PropertyValue
      value: -27.547
    additional property: Key Name
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      value: G
    additional property: Mode Name
      type: PropertyValue
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Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
type: MusicAlbum
date published: 2025-04-25
track: Sonata A. 4. 2. Violin Viol d. Gamb: è Violon ò Fagott
  type: MusicRecording
  duration: PT5M0S
  duration ms: 300976
  explicit: false
  by artist: Anonymous
  by artist: Dominik Worner
  by artist: Jörg-Andreas Bötticher
  by artist: Kirchheimer DübenConsort
  in album: Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
    type: MusicAlbum
    date published: 2025-04-25
  isrc code: BEE022516002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T12:11:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x909db4b14973f35c310801b446fc31cb88ad5765f4d4cba2e22a4d1d46b15947
  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/BEE022516002
  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 0x909db4b14973f35c310801b446fc31cb88ad5765f4d4cba2e22a4d1d46b15947. 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/BEE022516002.
    date published: 2026-07-08T08:56:20Z
  audio: Sonata A. 4. 2. Violin Viol d. Gamb: è Violon ò Fagott
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.581
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 6
    additional property: Danceability
      type: PropertyValue
      value: 0.269
    additional property: Energy
      type: PropertyValue
      value: 0.124
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.92
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.005
    additional property: Liveness
      type: PropertyValue
      value: 0.305
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.146
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.869
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Schaffe in mir, Gott, ein reines Herz
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283978
  explicit: false
  by artist: Johann Caspar Horn
  by artist: Dominik Worner
  by artist: Jörg-Andreas Bötticher
  by artist: Kirchheimer DübenConsort
  in album: Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
    type: MusicAlbum
    date published: 2025-04-25
  isrc code: BEE022516006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-08T01:46:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x50030ee809f7eb996de6e9aceb9e28a18f07079fa74d1b6aed09e08aa99522e6
  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/BEE022516006
  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 0x50030ee809f7eb996de6e9aceb9e28a18f07079fa74d1b6aed09e08aa99522e6. 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/BEE022516006.
    date published: 2026-07-08T03:22:41Z
  audio: Schaffe in mir, Gott, ein reines Herz
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.302
    additional property: Energy
      type: PropertyValue
      value: 0.141
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.946
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.176
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.236
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.737
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Wie der Hirsch schreiet nach frischem Wasser
  type: MusicRecording
  duration: PT11M32S
  duration ms: 692741
  explicit: false
  by artist: Christian Andreas Schulze
  by artist: Dominik Worner
  by artist: Jörg-Andreas Bötticher
  by artist: Kirchheimer DübenConsort
  in album: Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
    type: MusicAlbum
    date published: 2025-04-25
  isrc code: BEE022516007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T02:27:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb1bed947b18830f03f7e7050c2814bc8a69af62d8a0ade11ad72a5dd3d569ae6
  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: Wie der Hirsch schreiet nach frischem Wasser
track: Wie der Hirsch schreit nach frischem Wasser

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/953528

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022516007

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

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 0xb1bed947b18830f03f7e7050c2814bc8a69af62d8a0ade11ad72a5dd3d569ae6. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022516007.
date published: 2026-06-13T15:41:10Z

Wie der Hirsch schreiet nach frischem Wasser
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 136.279
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.247
additional property: Energy
  type: PropertyValue
  value: 0.06
additional property: Speechiness
  type: PropertyValue
  value: 0.042
additional property: Acousticness
  type: PropertyValue
  value: 0.972
additional property: Instrumentalness
  type: PropertyValue
  value: 0.021
additional property: Liveness
  type: PropertyValue
  value: 0.158
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.053
additional property: Loudness (dB)
  type: PropertyValue
  value: -24.454
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Minor

Wie der Hirsch schreit nach frischem Wasser
type: MusicRecording
duration: PT7M15S
duration ms: 435885
explicit: false
by artist: Wolfgang Carl Briegel
by artist: Dominik Worner
by artist: Jörg-Andreas Bötticher
by artist: Kirchheimer DübenConsort
in album: Wie der Hirsch schreiet - Sacred Concerti of the 17th Century
  type: MusicAlbum
  date published: 2025-04-25
isrc code: BEE022516012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T20:19:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x865e78df7c7a94e71378046226ae3ead381ab31ebf741fb6ead194de2b4dfac9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957122
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022516012
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:39:04Z
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 0x865e78df7c7a94e71378046226ae3ead381ab31ebf741fb6ead194de2b4dfac9. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEE022516012.
  date published: 2026-07-08T03:39:04Z
audio: Wie der Hirsch schreit nach frischem Wasser
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.017
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.316
  additional property: Energy
    type: PropertyValue
    value: 0.134
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.152
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.002
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Emperor's Fiddler
type: MusicAlbum
date published: 2018-10-12
track: Sonatæ unarum fidium: Sonata No. 5
  type: MusicRecording
  duration: PT9M3S
  duration ms: 543946
  explicit: false
  by artist: Johann Heinrich Schmelzer
  by artist: David Irving
  by artist: Hannah Lane
  by artist: Tommie Andersson
  by artist: John O'Donnell
  by artist: Laura Vaughan
  in album: The Emperor's Fiddler
    type: MusicAlbum
    date published: 2018-10-12
  isrc code: GBCJG1871800
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T15:55:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57cbb9b7121b4c04fe11a305be0e28f3f53bbce187744c987970fba904a8c30d
  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/GBCJG1871800
  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 0x57cbb9b7121b4c04fe11a305be0e28f3f53bbce187744c987970fba904a8c30d. 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/GBCJG1871800.
    date published: 2026-07-08T08:56:20Z
  audio: Sonatæ unarum fidium: Sonata No. 5
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.664
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.31
    additional property: Energy
      type: PropertyValue
      value: 0.135
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.756
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.781
    additional property: Liveness
      type: PropertyValue
      value: 0.111
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.08
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.734
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Sonatæ unarum fidium: Sonata No. 2
  type: MusicRecording
  duration: PT6M23S
  duration ms: 383133
  explicit: false
  by artist: Johann Heinrich Schmelzer
  by artist: David Irving
  by artist: Hannah Lane
  by artist: Tommie Andersson
  by artist: John O'Donnell
  by artist: Laura Vaughan
  in album: The Emperor's Fiddler
    type: MusicAlbum
    date published: 2018-10-12
  isrc code: GBCJG1871801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T10:03:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb88c95d548a897b8fda02cf5de9adc2c07c1c4f92c3a6cc7c4db061648e2594a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG1871801
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb88c95d548a897b8fda02cf5de9adc2c07c1c4f92c3a6cc7c4db061648e2594a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG1871801.
    date published: 2026-07-02T05:09:12Z
  audio: Sonatæ unarum fidium: Sonata No. 2
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.297
    additional property: Musical Key
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track: Sonatæ unarum fidium: Sonata No. 4
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:39:04Z

Sonatæ unarum fidium: Sonata No. 4
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Hommage
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track: Heil dir im Siegerkranz
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  subject of: OpenTimestamps Proof of Existence
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Baroque Organ Music
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  subject of: OpenTimestamps Proof of Existence
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A Playlist for Rembrandt: Music from the Netherlands from Rembrandt's time
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Organ Music Before Bach - Works by Pachelbel, Froberger, Muffat, a.o.
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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 Long 17th Century: A Cornucopia of Early Keyboard Music
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Jesu meine Freude
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    date published: 2026-07-08T08:56:20Z
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Canzona
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L'orgue en Lorraine
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Barocke Orgelschätze in Der Jesuitenkirche Mindelheim (Baroque Organ Treasures)
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Early Moderns
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