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description: Ruth Holton (born 1961)"Holton, Ruth" in David M. Cummings (ed.) International Who's Who in Classical Music, 2003, London, Europa Publications p.353. is an English soprano singer. Training Holton won
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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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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T03:55:08Z
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album: Christmas Night: Carols of the Nativity (Remastered 2020)
album: Rutter: A Double Celebration
album: Faure: Requiem - Messe basse
album: J.S. Bach: Christ lag in Todesbanden, BWV 4
album: The John Eliot Gardiner Collection
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Herz und Mund und Tat und Leben, BWV 147, Seconda Parte: X. Choral. Jesu bleibet meine Freude (Coro)
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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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J.S. Bach: Complete Sacred Cantatas Vol. 05, BWV 81-100
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J.S. Bach: Complete Sacred Cantatas Vol. 04, BWV 61-80
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J.S. Bach: Complete Sacred Cantatas Vol. 03, BWV 41-60
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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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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T20:22:46Z
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  popularity: 5
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  genre: classical
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Christ lag in Todesbanden, BWV 4: III. Duetto, Versus II. Den Tod niemand zwingen kunnt (Soprano, Alto)
track: Christ lag in Todesbanden, BWV 4: IV. Aria Versus III. Jesus Christus, Gottes Sohn (Tenore)
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track: Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
track: Christ lag in Todesbanden, BWV 4: VII. Duetto, Versus VI. So feiern wir das hohe Fest (Soprano, Tenore)
track: Wo soll ich fliehen hin, BWV 5: I. Coro. Wo soll ich fliehen hin

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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 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

OpenTimestamps Proof of Existence
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date published: 2026-07-30T02:05:19Z

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by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
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popularity: 3
genre: classical
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genre: early-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T01:44:32Z
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popularity: 3
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
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Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
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genre: classical
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genre: chamber-music
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
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Christ lag in Todesbanden, BWV 4: VII. Duetto, Versus VI. So feiern wir das hohe Fest (Soprano, Tenore)
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duration: PT1M44S
duration ms: 104306
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by artist: Johann Sebastian Bach
by artist: Ruth Holton
by artist: Nico Van Der Meel
by artist: Holland Boys Choir
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
in album: J.S. Bach: Complete Sacred Cantatas Vol. 01, BWV 1-20
  type: MusicAlbum
  date published: 2013-06-07
popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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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 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T23:30:38Z
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Wo soll ich fliehen hin, BWV 5: I. Coro. Wo soll ich fliehen hin
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duration: PT3M45S
duration ms: 225733
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by artist: Johann Sebastian Bach
by artist: Holland Boys Choir
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
in album: J.S. Bach: Complete Sacred Cantatas Vol. 01, BWV 1-20
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  date published: 2013-06-07
popularity: 6
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331306582
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T16:07:00Z
audio: Wo soll ich fliehen hin, BWV 5: I. Coro. Wo soll ich fliehen hin
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Bach, J.S.: Cantatas BWV 140 & 147
type: MusicAlbum
date published: 1992-01-01
track: Wachet auf, ruft uns die Stimme, BWV 140: VII. Chorale. Gloria sei dir gesungen
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    date published: 1992-01-01
  genre: classical
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  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
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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 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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Wachet auf, ruft uns die Stimme, BWV 140: II. Recit. Er kommt, er kommt, der Bräutigam kommt!
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T06:56:49Z
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track: Wachet auf, ruft uns die Stimme, BWV 140: III. Aria (Duet). Wann kommst du, mein Heil?
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  subject of: OpenTimestamps Proof of Existence
  audio: Wachet auf, ruft uns die Stimme, BWV 140: III. Aria (Duet). Wann kommst du, mein Heil?
track: Wachet auf, ruft uns die Stimme, BWV 140: IV. Chorale. Zion hört die Wächter singen
track: Wachet auf, ruft uns die Stimme, BWV 140: V. Recit. So geh herein zu mir
track: Wachet auf, ruft uns die Stimme, BWV 140: VI. Aria. Mein Freund ist mein!
track: Herz und Mund und Tat und Leben, BWV 147: I. Chorus. Herz und Mund und Tat und Leben
track: Herz und Mund und Tat und Leben, BWV 147: II. Recit. Gebenedeiter Mund! (Tenor)
track: Herz und Mund und Tat und Leben, BWV 147: III. Aria. Schäme dich, o Seele nicht (Alto)
track: Herz und Mund und Tat und Leben, BWV 147: IV. Recit. Verstockung kann Gewaltige verblenden (Bass)
track: Herz und Mund und Tat und Leben, BWV 147: V. Aria. Bereite dir, Jesu (Soprano)
track: Herz und Mund und Tat und Leben, BWV 147: VI. Chorale. Wohl mir, dass ich Jesum habe
track: Herz und Mund und Tat und Leben, BWV 147: VII. Aria. Hilf, Jesu, hilf (Tenor)
track: Herz und Mund und Tat und Leben, BWV 147: VIII. Recit. Der höchsten Allmacht Wunderhand (Alto)
track: Herz und Mund und Tat und Leben, BWV 147: IX. Aria. Ich will von Jesu Wundern singen (Bass)
track: Herz und Mund und Tat und Leben, BWV 147: X. Chorale. Jesus bleibet meine Freude

English Baroque Soloists
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John Eliot Gardiner
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Bach, J.S.: Cantatas BWV 140 & 147
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date published: 1992-01-01

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OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
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date published: 2026-07-02T03:55:08Z

Wachet auf, ruft uns die Stimme, BWV 140: III. Aria (Duet). Wann kommst du, mein Heil?
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Wachet auf, ruft uns die Stimme, BWV 140: IV. Chorale. Zion hört die Wächter singen
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duration: PT3M49S
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by artist: Johann Sebastian Bach
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059004321
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:10:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0c5cc90f2cbbfb340b6a6be42ad2b8853878e08fb7ee215cb449a9577c3e0a9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0c5cc90f2cbbfb340b6a6be42ad2b8853878e08fb7ee215cb449a9577c3e0a9. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004321 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Wachet auf, ruft uns die Stimme, BWV 140: IV. Chorale. Zion hört die Wächter singen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.607
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.284
  additional property: Energy
    type: PropertyValue
    value: 0.02
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.919
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.265
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.046
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wachet auf, ruft uns die Stimme, BWV 140: IV. Chorale. Zion hört die Wächter singen
type: MusicRecording
duration: PT1M25S
duration ms: 85000
explicit: false
by artist: Johann Sebastian Bach
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059004324
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:01:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e8284656b6abfdc2bc1ed1261c4c1f495c1ef0a04fc8a163653eb6b6a80826a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957039
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957039
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004324
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T12:58:18Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e8284656b6abfdc2bc1ed1261c4c1f495c1ef0a04fc8a163653eb6b6a80826a. Chain 2 (Bitcoin): anchored in block 957039 (2026-07-07T12:58:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004324 — a six-check JSON result.
  date published: 2026-07-07T12:58:18Z
audio: Wachet auf, ruft uns die Stimme, BWV 140: IV. Chorale. Zion hört die Wächter singen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.418
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.215
  additional property: Energy
    type: PropertyValue
    value: 0.014
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.608
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.771
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wachet auf, ruft uns die Stimme, BWV 140: V. Recit. So geh herein zu mir
type: MusicRecording
duration: PT5M5S
duration ms: 305000
explicit: false
by artist: Johann Sebastian Bach
by artist: Ruth Holton
by artist: Stephen Varcoe
by artist: Anthony Robson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059004325
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T07:12:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d6672cc1d9fa32539bb6ce98064d828ed96595da267fa71ab9e06345d5dd87c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004325
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d6672cc1d9fa32539bb6ce98064d828ed96595da267fa71ab9e06345d5dd87c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004325 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Wachet auf, ruft uns die Stimme, BWV 140: V. Recit. So geh herein zu mir
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.427
  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: 0.47
  additional property: Energy
    type: PropertyValue
    value: 0.113
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.052
  additional property: Liveness
    type: PropertyValue
    value: 0.216
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.637
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.757
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wachet auf, ruft uns die Stimme, BWV 140: VI. Aria. Mein Freund ist mein!
type: MusicRecording
duration: PT1M37S
duration ms: 97000
explicit: false
by artist: Johann Sebastian Bach
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059004326
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:41:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe57467b5a8fb10cf474b61a86a30f3a38d934f8e5aed78e56585b2210d8f69ff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004326
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe57467b5a8fb10cf474b61a86a30f3a38d934f8e5aed78e56585b2210d8f69ff. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004326 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Wachet auf, ruft uns die Stimme, BWV 140: VI. Aria. Mein Freund ist mein!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.549
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.173
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.448
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.709
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: I. Chorus. Herz und Mund und Tat und Leben
type: MusicRecording
duration: PT4M8S
duration ms: 248000
explicit: false
by artist: Johann Sebastian Bach
by artist: Crispian Steele-Perkins
by artist: The Monteverdi Choir
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031302
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T17:43:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69aad88ebe805b1abf63f66c5453a09cfacadca5c89e01940295eee68d986552
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959159
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959159
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031302
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T17:48:40Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69aad88ebe805b1abf63f66c5453a09cfacadca5c89e01940295eee68d986552. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T17:48:40Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031302 — a six-check JSON result.
  date published: 2026-07-22T17:48:40Z
audio: Herz und Mund und Tat und Leben, BWV 147: I. Chorus. Herz und Mund und Tat und Leben
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.448
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.432
  additional property: Energy
    type: PropertyValue
    value: 0.284
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.711
  additional property: Liveness
    type: PropertyValue
    value: 0.222
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.633
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.616
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: II. Recit. Gebenedeiter Mund! (Tenor)
type: MusicRecording
duration: PT1M43S
duration ms: 103978
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031303
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:48:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1a570f4f5bf1de221497589dfda7f9efa678791d72c89b27c5ebcd7d29a8193b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031303
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a570f4f5bf1de221497589dfda7f9efa678791d72c89b27c5ebcd7d29a8193b. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031303 — a six-check JSON result.
  date published: 2026-07-07T18:39:05Z
audio: Herz und Mund und Tat und Leben, BWV 147: II. Recit. Gebenedeiter Mund! (Tenor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.515
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.218
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.883
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.441
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.054
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.979
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: III. Aria. Schäme dich, o Seele nicht (Alto)
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Johann Sebastian Bach
by artist: Michael Chance
by artist: Anthony Robson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031304
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T13:50:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x150a11dbbece342cbdfc8bf389e364a73bd585be24d41245a6b058c3b1c262a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960117
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960117
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031304
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T14:28:24Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x150a11dbbece342cbdfc8bf389e364a73bd585be24d41245a6b058c3b1c262a7. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031304 — a six-check JSON result.
  date published: 2026-07-29T14:28:24Z
audio: Herz und Mund und Tat und Leben, BWV 147: III. Aria. Schäme dich, o Seele nicht (Alto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.284
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.015
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.044
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.193
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.959
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: IV. Recit. Verstockung kann Gewaltige verblenden (Bass)
type: MusicRecording
duration: PT1M34S
duration ms: 94000
explicit: false
by artist: Johann Sebastian Bach
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031305
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T13:01:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc484fd7bf5a0f4aa6fd4591e0a5e42e9d58ed5ca2ca4ae36248e0c890250fc7f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031305
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc484fd7bf5a0f4aa6fd4591e0a5e42e9d58ed5ca2ca4ae36248e0c890250fc7f. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031305 — a six-check JSON result.
  date published: 2026-07-29T13:09:35Z
audio: Herz und Mund und Tat und Leben, BWV 147: IV. Recit. Verstockung kann Gewaltige verblenden (Bass)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.829
  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: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.044
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.92
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.212
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.9
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: V. Aria. Bereite dir, Jesu (Soprano)
type: MusicRecording
duration: PT4M29S
duration ms: 269000
explicit: false
by artist: Johann Sebastian Bach
by artist: Ruth Holton
by artist: Alison Bury
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4186678d93824c33f71a10c13e07bda0d10e50c97ff2c88095891ab7d18e7835
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031306
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4186678d93824c33f71a10c13e07bda0d10e50c97ff2c88095891ab7d18e7835. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031306 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: Herz und Mund und Tat und Leben, BWV 147: V. Aria. Bereite dir, Jesu (Soprano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.832
  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: 0.238
  additional property: Energy
    type: PropertyValue
    value: 0.015
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.284
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.227
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.144
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Herz und Mund und Tat und Leben, BWV 147: VI. Chorale. Wohl mir, dass ich Jesum habe
type: MusicRecording
duration: PT2M28S
duration ms: 148666
explicit: false
by artist: Johann Sebastian Bach
by artist: Crispian Steele-Perkins
by artist: The Monteverdi Choir
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031307
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T11:33:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3b8eb9c6a8cd0f60cddf895649b884df072adc2dacf9834c15d2418b07e43bb6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960105
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960105
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031307
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:35:17Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b8eb9c6a8cd0f60cddf895649b884df072adc2dacf9834c15d2418b07e43bb6. Chain 2 (Bitcoin): anchored in block 960105 (2026-07-29T12:35:17Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031307 — a six-check JSON result.
  date published: 2026-07-29T12:35:17Z
audio: Herz und Mund und Tat und Leben, BWV 147: VI. Chorale. Wohl mir, dass ich Jesum habe
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.84
  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: 0.222
  additional property: Energy
    type: PropertyValue
    value: 0.058
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.939
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.237
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.347
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: VII. Aria. Hilf, Jesu, hilf (Tenor)
type: MusicRecording
duration: PT3M16S
duration ms: 196333
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031308
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:46:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x88c20d2378ab5c154f681d80d58648ea465a96be1103dda488b0503c2a3cdc5f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957064
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957064
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031308
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:43:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88c20d2378ab5c154f681d80d58648ea465a96be1103dda488b0503c2a3cdc5f. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031308 — a six-check JSON result.
  date published: 2026-07-07T16:43:08Z
audio: Herz und Mund und Tat und Leben, BWV 147: VII. Aria. Hilf, Jesu, hilf (Tenor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.645
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.208
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.078
  additional property: Acousticness
    type: PropertyValue
    value: 0.93
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.185
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.295
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.439
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: VIII. Recit. Der höchsten Allmacht Wunderhand (Alto)
type: MusicRecording
duration: PT2M16S
duration ms: 136000
explicit: false
by artist: Johann Sebastian Bach
by artist: Michael Chance
by artist: Anthony Robson
by artist: Richard Earle
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031309
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T17:08:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0d146a3bfb4ba81554444d38ea4ec468e3d32e9783c07014ac2efdc339cc1a6f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d146a3bfb4ba81554444d38ea4ec468e3d32e9783c07014ac2efdc339cc1a6f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031309 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: Herz und Mund und Tat und Leben, BWV 147: VIII. Recit. Der höchsten Allmacht Wunderhand (Alto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.944
  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: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.177
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.847
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: IX. Aria. Ich will von Jesu Wundern singen (Bass)
type: MusicRecording
duration: PT2M33S
duration ms: 153000
explicit: false
by artist: Johann Sebastian Bach
by artist: Stephen Varcoe
by artist: Crispian Steele-Perkins
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031310
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T17:50:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x087e12352ac96671490cf0610ed4c30029ec5793aa66269e5e1a9e9b7d1f3e05
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031310
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x087e12352ac96671490cf0610ed4c30029ec5793aa66269e5e1a9e9b7d1f3e05. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031310 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: Herz und Mund und Tat und Leben, BWV 147: IX. Aria. Ich will von Jesu Wundern singen (Bass)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.38
  additional property: Musical Key
    type: PropertyValue
    value: 11
  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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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.957
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.789
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.2
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Herz und Mund und Tat und Leben, BWV 147: X. Chorale. Jesus bleibet meine Freude
type: MusicRecording
duration: PT2M31S
duration ms: 151000
explicit: false
by artist: Johann Sebastian Bach
by artist: Crispian Steele-Perkins
by artist: The Monteverdi Choir
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: Cantatas BWV 140 & 147
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF059031301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:30:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5599c17a2bf217fccce02274c5dcb8934e528da568df2dfb803b3b3f1a8eb91c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031301
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5599c17a2bf217fccce02274c5dcb8934e528da568df2dfb803b3b3f1a8eb91c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031301 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Herz und Mund und Tat und Leben, BWV 147: X. Chorale. Jesus bleibet meine Freude
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.822
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.234
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.961
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.309
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.778
  additional property: Key Name
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    value: F#
  additional property: Mode Name
    type: PropertyValue
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Christmas Night: Carols of the Nativity (Remastered 2020)
type: MusicAlbum
date published: 2020-11-06
track: In dulci jubilo (Arr. R.L. Pearsall for Choir)
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193690
  explicit: false
  by artist: The Cambridge Singers
  in album: Christmas Night: Carols of the Nativity (Remastered 2020)
    type: MusicAlbum
    date published: 2020-11-06
  isrc code: GBAKR2052601
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T13:58:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5944deb057f87814ff8eb65c880b0af54f31c0194e9b1577aafdf19cf0c6f915
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960117
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960117
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052601
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T14:28:24Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5944deb057f87814ff8eb65c880b0af54f31c0194e9b1577aafdf19cf0c6f915. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052601 — a six-check JSON result.
    date published: 2026-07-29T14:28:24Z
  audio: In dulci jubilo (Arr. R.L. Pearsall for Choir)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.106
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.16
    additional property: Energy
      type: PropertyValue
      value: 0.148
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.994
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.019
    additional property: Liveness
      type: PropertyValue
      value: 0.121
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.121
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.126
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Adam Lay Ybounden
  type: MusicRecording
  duration: PT1M8S
  duration ms: 68981
  explicit: false
  by artist: The Cambridge Singers
  in album: Christmas Night: Carols of the Nativity (Remastered 2020)
    type: MusicAlbum
    date published: 2020-11-06
  isrc code: GBAKR2052602
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T10:35:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc074a7c6db730b190934def04b5481f39c3019839139d0d65ea42ec820cae976
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957057
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957057
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052602
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T15:21:38Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc074a7c6db730b190934def04b5481f39c3019839139d0d65ea42ec820cae976. Chain 2 (Bitcoin): anchored in block 957057 (2026-07-07T15:21:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052602 — a six-check JSON result.
    date published: 2026-07-07T15:21:38Z
  audio: Adam Lay Ybounden
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.703
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.238
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.995
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.009
    additional property: Liveness
      type: PropertyValue
      value: 0.194
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.367
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.737
    additional property: Key Name
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      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Christmas Night (Arr. J. Rutter for Choir & Orchestra)
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241259
  explicit: false
  by artist: The Cambridge Singers
  by artist: City of London Sinfonia
  in album: Christmas Night: Carols of the Nativity (Remastered 2020)
    type: MusicAlbum
    date published: 2020-11-06
  isrc code: GBAKR2052603
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T20:49:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb33f4b7cf4d1d076fc95fd49f15271f49ef2e41e0b9fe762041e0006269cbbc0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960144
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960144
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052603
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Christmas Night (Arr. J. Rutter for Choir & Orchestra)
track: Once, As I Remember (Arr. C. Wood for Choir)
track: A Spotless Rose
track: In the Bleak Midwinter (Arr. for Choir & Orchestra)
track: There Is a Flower (Version for Mixed Choir)
track: The Cherry-Tree Carol (Arr. D. Wilcocks for Choir)
track: I Wonder as I Wander (Arr. J. Rutter for Choir)
track: Candlelight Carol (Version for Mixed Choir & Orchestra)
track: O Tannenbaum (Arr. J. Rutter for Choir)
track: Tomorrow Shall Be My Dancing Day (Arr. D. Wilcocks for Choir)
track: A Virgin Most Pure (Arr. C. Wood for Choir)
track: I Sing of a Maiden
track: Lute-Book Lullaby (Arr. G. Shaw for Choir)
track: The Three Kings (Arr. I. Atkins for Choir)
track: Myn Lyking
track: O Jesulein süß, O Jesulein mild, BWV 493
track: All My Heart This Night Rejoices
track: I Saw a Maiden (Arr. E. Pettman for Choir)
track: Away in a Manger (Arr. J. Rutter for Choir)
track: Nativity Carol (Version for Mixed Choir)

OTSTimestamp
type: PropertyValue
value: 2026-07-29T21:09:47Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb33f4b7cf4d1d076fc95fd49f15271f49ef2e41e0b9fe762041e0006269cbbc0. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052603 — a six-check JSON result.
date published: 2026-07-29T21:09:47Z

Christmas Night (Arr. J. Rutter for Choir & Orchestra)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 118.782
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.192
additional property: Energy
  type: PropertyValue
  value: 0.068
additional property: Speechiness
  type: PropertyValue
  value: 0.04
additional property: Acousticness
  type: PropertyValue
  value: 0.983
additional property: Instrumentalness
  type: PropertyValue
  value: 0.107
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.1
additional property: Loudness (dB)
  type: PropertyValue
  value: -26.224
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

Once, As I Remember (Arr. C. Wood for Choir)
type: MusicRecording
duration: PT2M29S
duration ms: 149218
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:01:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x026d6c73563b66a673d83cb263be87ebfc0afc6e83836e3a3d171823a32c8401
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/GBAKR2052604
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x026d6c73563b66a673d83cb263be87ebfc0afc6e83836e3a3d171823a32c8401. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052604 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Once, As I Remember (Arr. C. Wood for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.991
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.267
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.175
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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A Spotless Rose
type: MusicRecording
duration: PT2M45S
duration ms: 165996
explicit: false
by artist: The Cambridge Singers
by artist: Nicholas Sears
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052605
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:25:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce3c295885afbf58a94b98e113de2f9dead4c91bf4860b559c97d4a659a19732
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960229
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960229
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052605
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T08:30:10Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce3c295885afbf58a94b98e113de2f9dead4c91bf4860b559c97d4a659a19732. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052605 — a six-check JSON result.
  date published: 2026-07-30T08:30:10Z
audio: A Spotless Rose
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.321
  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: 0.15
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.067
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.073
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.766
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

In the Bleak Midwinter (Arr. for Choir & Orchestra)
type: MusicRecording
duration: PT4M34S
duration ms: 274796
explicit: false
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052606
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:29:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44657db37e720705ca892881ae549a9168a5a1c2139c52cd051de070d3408857
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052606
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44657db37e720705ca892881ae549a9168a5a1c2139c52cd051de070d3408857. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052606 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: In the Bleak Midwinter (Arr. for Choir & Orchestra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.98
  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: 0.251
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.387
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.787
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

There Is a Flower (Version for Mixed Choir)
type: MusicRecording
duration: PT4M4S
duration ms: 244437
explicit: false
by artist: The Cambridge Singers
by artist: Ruth Holton
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:35:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33d8436f2e8b0e0917a78c6be549b95d18e05e416dd005bba7aa28a54833df90
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/GBAKR2052607
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33d8436f2e8b0e0917a78c6be549b95d18e05e416dd005bba7aa28a54833df90. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052607 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: There Is a Flower (Version for Mixed Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.877
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.226
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.021
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.057
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Cherry-Tree Carol (Arr. D. Wilcocks for Choir)
type: MusicRecording
duration: PT1M50S
duration ms: 110146
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052608
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T06:37:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab5d255831f881b2de2be66704cf5dfab6498b01504abdfeaa331ddf0251b293
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960218
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960218
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052608
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:57:05Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab5d255831f881b2de2be66704cf5dfab6498b01504abdfeaa331ddf0251b293. Chain 2 (Bitcoin): anchored in block 960218 (2026-07-30T06:57:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052608 — a six-check JSON result.
  date published: 2026-07-30T06:57:05Z
audio: The Cherry-Tree Carol (Arr. D. Wilcocks for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.587
  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: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.158
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.649
  additional property: Liveness
    type: PropertyValue
    value: 0.234
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.324
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.368
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Wonder as I Wander (Arr. J. Rutter for Choir)
type: MusicRecording
duration: PT2M51S
duration ms: 171498
explicit: false
by artist: The Cambridge Singers
by artist: Gerald Finley
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:03:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc82b67d41a994e74b180413cd1aec9c918b4846d6660974ed8c31536cbbe7ff
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/GBAKR2052609
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc82b67d41a994e74b180413cd1aec9c918b4846d6660974ed8c31536cbbe7ff. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052609 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: I Wonder as I Wander (Arr. J. Rutter for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.7
  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: 0.182
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.296
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.109
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.819
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Candlelight Carol (Version for Mixed Choir & Orchestra)
type: MusicRecording
duration: PT4M6S
duration ms: 246981
explicit: false
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:43:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63485fba630a81b4b54cb9831d414164c8997206d90863c57a4c99147d701455
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/GBAKR2052610
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63485fba630a81b4b54cb9831d414164c8997206d90863c57a4c99147d701455. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052610 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Candlelight Carol (Version for Mixed Choir & Orchestra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.067
  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: 0.139
  additional property: Energy
    type: PropertyValue
    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.212
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.044
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.357
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

O Tannenbaum (Arr. J. Rutter for Choir)
type: MusicRecording
duration: PT1M59S
duration ms: 119779
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T17:46:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d61fd50633f325741a4bfe49f209df508d67b8b2c38074a3ca257a605317d6a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052611
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d61fd50633f325741a4bfe49f209df508d67b8b2c38074a3ca257a605317d6a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052611 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: O Tannenbaum (Arr. J. Rutter for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.396
  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: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.11
  additional property: Liveness
    type: PropertyValue
    value: 0.225
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.17
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.9
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tomorrow Shall Be My Dancing Day (Arr. D. Wilcocks for Choir)
type: MusicRecording
duration: PT1M56S
duration ms: 116831
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T22:13:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24cf9bae8bed38e09f608898fdddd291803fd82293c40e9e94729a5552108e77
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052612
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24cf9bae8bed38e09f608898fdddd291803fd82293c40e9e94729a5552108e77. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052612 — a six-check JSON result.
  date published: 2026-07-29T22:48:59Z
audio: Tomorrow Shall Be My Dancing Day (Arr. D. Wilcocks for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.059
  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: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.255
  additional property: Liveness
    type: PropertyValue
    value: 0.203
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.211
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.794
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

A Virgin Most Pure (Arr. C. Wood for Choir)
type: MusicRecording
duration: PT2M40S
duration ms: 160212
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052613
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:45:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1ad6c24352a917897e68c71d8c66ea2abe53a6e2b6b76a94a65ca51c52234d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960181
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960181
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052613
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:53:20Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1ad6c24352a917897e68c71d8c66ea2abe53a6e2b6b76a94a65ca51c52234d1. Chain 2 (Bitcoin): anchored in block 960181 (2026-07-30T00:53:20Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052613 — a six-check JSON result.
  date published: 2026-07-30T00:53:20Z
audio: A Virgin Most Pure (Arr. C. Wood for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.955
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.333
  additional property: Energy
    type: PropertyValue
    value: 0.137
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
    type: PropertyValue
    value: 0.184
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.37
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Sing of a Maiden
type: MusicRecording
duration: PT2M55S
duration ms: 175224
explicit: false
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052614
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:36:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77a26393955760697737d86ec625a3e95c028ac954b0fb2c0db58a5ad46d3229
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960222
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960222
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052614
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:48:45Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77a26393955760697737d86ec625a3e95c028ac954b0fb2c0db58a5ad46d3229. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052614 — a six-check JSON result.
  date published: 2026-07-30T07:48:45Z
audio: I Sing of a Maiden
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.006
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.184
  additional property: Energy
    type: PropertyValue
    value: 0.027
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.915
  additional property: Liveness
    type: PropertyValue
    value: 0.066
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.664
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lute-Book Lullaby (Arr. G. Shaw for Choir)
type: MusicRecording
duration: PT2M6S
duration ms: 126192
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052615
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T14:44:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb9342d58a71eef9a98de56c4524f7491a3587a4ab1f6b2daef2ebcc440dad9ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960268
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960268
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052615
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:53:07Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9342d58a71eef9a98de56c4524f7491a3587a4ab1f6b2daef2ebcc440dad9ec. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052615 — a six-check JSON result.
  date published: 2026-07-30T14:53:07Z
audio: Lute-Book Lullaby (Arr. G. Shaw for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 164.43
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.137
  additional property: Energy
    type: PropertyValue
    value: 0.062
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.552
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.265
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Three Kings (Arr. I. Atkins for Choir)
type: MusicRecording
duration: PT2M19S
duration ms: 139063
explicit: false
by artist: The Cambridge Singers
by artist: Nicholas Sears
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052616
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:22:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e3c4bdf14d6b349f6a183ad132b082526a339221e4c5227d92b6981e100f8a5
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/GBAKR2052616
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e3c4bdf14d6b349f6a183ad132b082526a339221e4c5227d92b6981e100f8a5. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052616 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Three Kings (Arr. I. Atkins for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.113
  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: 0.247
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.136
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.677
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Myn Lyking
type: MusicRecording
duration: PT2M36S
duration ms: 156742
explicit: false
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052617
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:03:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ac72b87077f4672652dc540a682719263530c70452bafae9879dd4d0a329810
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/GBAKR2052617
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ac72b87077f4672652dc540a682719263530c70452bafae9879dd4d0a329810. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052617 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Myn Lyking
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.412
  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: 0.157
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.174
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.202
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.057
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

O Jesulein süß, O Jesulein mild, BWV 493
type: MusicRecording
duration: PT3M16S
duration ms: 196078
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052618
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T04:53:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3760a82686e5977fc9b0a3f8192012eeff2ac937f3d9145257af7f1d1b6224b7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052618
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3760a82686e5977fc9b0a3f8192012eeff2ac937f3d9145257af7f1d1b6224b7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052618 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: O Jesulein süß, O Jesulein mild, BWV 493
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.198
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.187
  additional property: Energy
    type: PropertyValue
    value: 0.064
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.666
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.079
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.794
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

All My Heart This Night Rejoices
type: MusicRecording
duration: PT2M13S
duration ms: 133851
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052619
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:47:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x34fab009aa3148499f50c03f0eb9d8c5b02344817f44530c2c4878dc8fa72a92
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052619
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34fab009aa3148499f50c03f0eb9d8c5b02344817f44530c2c4878dc8fa72a92. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052619 — a six-check JSON result.
  date published: 2026-07-30T09:37:10Z
audio: All My Heart This Night Rejoices
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.483
  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: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.093
  additional property: Liveness
    type: PropertyValue
    value: 0.294
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.207
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.794
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Saw a Maiden (Arr. E. Pettman for Choir)
type: MusicRecording
duration: PT2M53S
duration ms: 173202
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052620
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:37:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7d67809fe6846e0aad59eb1a16029b9558e0320a5b315fdf676584b25ea0971
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/GBAKR2052620
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7d67809fe6846e0aad59eb1a16029b9558e0320a5b315fdf676584b25ea0971. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052620 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: I Saw a Maiden (Arr. E. Pettman for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 134.466
  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: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.118
  additional property: Liveness
    type: PropertyValue
    value: 0.228
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.209
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.41
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Away in a Manger (Arr. J. Rutter for Choir)
type: MusicRecording
duration: PT2M14S
duration ms: 134722
explicit: false
by artist: The Cambridge Singers
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T02:14:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77be1ca7d126020f2a7ce439d37791f4de24531be570978584dc7a6d3c5f3d32
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960199
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960199
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052621
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:30:29Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77be1ca7d126020f2a7ce439d37791f4de24531be570978584dc7a6d3c5f3d32. Chain 2 (Bitcoin): anchored in block 960199 (2026-07-30T02:30:29Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052621 — a six-check JSON result.
  date published: 2026-07-30T02:30:29Z
audio: Away in a Manger (Arr. J. Rutter for Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.297
  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: 0.272
  additional property: Energy
    type: PropertyValue
    value: 0.044
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.514
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.099
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.615
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Nativity Carol (Version for Mixed Choir)
type: MusicRecording
duration: PT4M22S
duration ms: 262241
explicit: false
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Christmas Night: Carols of the Nativity (Remastered 2020)
  type: MusicAlbum
  date published: 2020-11-06
isrc code: GBAKR2052622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:50:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1e778d3e123b7947bd997b2a26c44709aba297827ee996a59143fdeedb07c14
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/GBAKR2052622
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1e778d3e123b7947bd997b2a26c44709aba297827ee996a59143fdeedb07c14. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR2052622 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Nativity Carol (Version for Mixed Choir)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.355
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.119
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.606
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.075
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.941
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Rutter: A Double Celebration
type: MusicAlbum
date published: 2014-09-02
track: For the beauty of the earth
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223933
  explicit: false
  by artist: John Rutter
  by artist: The Cambridge Singers
  by artist: City of London Sinfonia
  in album: Rutter: A Double Celebration
    type: MusicAlbum
    date published: 2014-09-02
  popularity: 9
  genre: choral
  genre: christmas
  isrc code: GBAKR8410008
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T05:33:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe801cdd969d9d1d566dc99b9b7d898dc514778f1f159908987ab453503474218
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956894
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956894
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410008
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:53:57Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe801cdd969d9d1d566dc99b9b7d898dc514778f1f159908987ab453503474218. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410008 — a six-check JSON result.
    date published: 2026-07-06T07:53:57Z
  audio: For the beauty of the earth
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 143.573
    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: 0.195
    additional property: Energy
      type: PropertyValue
      value: 0.066
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.977
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.333
    additional property: Liveness
      type: PropertyValue
      value: 0.123
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.174
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.132
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Come, let's rejoice
  type: MusicRecording
  duration: PT1M46S
  duration ms: 106240
  explicit: false
  by artist: John Amner
  by artist: The Cambridge Singers
  by artist: John Rutter
  in album: Rutter: A Double Celebration
    type: MusicAlbum
    date published: 2014-09-02
  popularity: 2
  isrc code: GBAKR9111303
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T21:19:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7bc4448b08666fab153dd32229fa9207a90151e65ca28f82dc159badd688d7c6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960317
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960317
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9111303
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T21:35:24Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bc4448b08666fab153dd32229fa9207a90151e65ca28f82dc159badd688d7c6. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9111303 — a six-check JSON result.
    date published: 2026-07-30T21:35:24Z
  audio: Come, let's rejoice
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 166.32
    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: 0.226
    additional property: Energy
      type: PropertyValue
      value: 0.182
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.866
    additional property: Liveness
      type: PropertyValue
      value: 0.134
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.305
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.15
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: A Gaelic Blessing
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114160
  explicit: false
  by artist: John Rutter
  by artist: The Cambridge Singers
  by artist: City of London Sinfonia
  in album: Rutter: A Double Celebration
    type: MusicAlbum
    date published: 2014-09-02
  popularity: 6
  genre: choral
  genre: christmas
  isrc code: GBAKR8410007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-02T23:06:24+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: A Gaelic Blessing
track: Alma Redemptoris Mater
track: The Lord is my shepherd
track: If Ye Love Me: If ye love me
track: O clap your hands
track: Hosanna to the Son of David
track: Be thou my vision
track: Liber secundus sacrarum cantionum (Cantiones sacrae): Haec dies
track: Thy perfect love
track: This joyful Eastertide
track: Lord of the Dance
track: O gladsome light
track: Lord, make me an instrument of thy peace
track: Remember not, Lord, our offences, Z. 50
track: Open thou mine eyes
track: Ave Virgo gloriosa
track: Requiem: Pie Jesu
track: Ave verum corpus
track: All things bright and beautiful
track: Laudate Dominum omnes gentes, SwWV 161
track: Christ the Lord Is Risen Again (arr. C. Winkworth for choir and chamber ensemble)
track: All-Night Vigil, Op. 37 "Vespers": All-night Vigil, Op. 37, "Vespers": Bogoroditsye Dyevo (Ave Maria)
track: I believe in springtime
track: Ave Maria, WAB 6
track: I my Best-Beloved's am
track: Requiem, Op. 48: In paradisum (1893 version) (arr. J. Rutter)
track: God be in my head
track: 8 Partsongs, Op. 119: No. 3. The blue bird
track: A Choral Amen: Choral Amen
track: 5 Traditional Songs: No. 2. O waly, waly
track: The silver swan
track: When Icicles Hang: IV. Blow, blow, thou winter wind
track: Fancies: IV. Riddle song
track: 3 Chansons: No. 2. Trois beaux oiseaux du Paradis
track: Down by the Riverside (arr. J. Rutter)
track: The Sprig of Thyme: No. 1. The bold grenadier
track: Quick! we have but a second
track: Lay a garland on her hearse
track: The Sprig of Thyme: No. 7. I know where I'm going
track: There Is a Flower: There is a flower
track: Sans Day carol
track: I wonder as I wander
track: Candlelight Carol
track: Away in a manger
track: Mary's lullaby

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x856d145aa9c7de6a403ebb5eece21735424945c2228b78d89ad205ac6a3d6330

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410007

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x856d145aa9c7de6a403ebb5eece21735424945c2228b78d89ad205ac6a3d6330. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410007 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

A Gaelic Blessing
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 103.094
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.21
additional property: Energy
  type: PropertyValue
  value: 0.064
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.985
additional property: Instrumentalness
  type: PropertyValue
  value: 0.929
additional property: Liveness
  type: PropertyValue
  value: 0.07
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.036
additional property: Loudness (dB)
  type: PropertyValue
  value: -27.645
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

Alma Redemptoris Mater
type: MusicRecording
duration: PT1M53S
duration ms: 113533
explicit: false
by artist: Anonymous
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
isrc code: GBAKR9211601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:53:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x49e617f4a1a87c923090609f584c4b8302e712ac60e798680f4454c9d4fdad02
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/GBAKR9211601
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49e617f4a1a87c923090609f584c4b8302e712ac60e798680f4454c9d4fdad02. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211601 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Alma Redemptoris Mater
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.381
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.013
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.186
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.08
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.429
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Lord is my shepherd
type: MusicRecording
duration: PT5M17S
duration ms: 317000
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: Quentin Poole
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
genre: choral
genre: christmas
isrc code: GBAKR8410006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:19:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd8364280b2963db5b27d372e070f54a242f15a7052509647482c2b0cc987e36
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd8364280b2963db5b27d372e070f54a242f15a7052509647482c2b0cc987e36. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410006 — a six-check JSON result.
  date published: 2026-07-30T07:28:30Z
audio: The Lord is my shepherd
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.273
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.188
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.582
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.042
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.279
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

If Ye Love Me: If ye love me
type: MusicRecording
duration: PT2M16S
duration ms: 136560
explicit: false
by artist: Thomas Tallis
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 6
genre: choral
isrc code: GBAKR8810706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T10:04:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1753d334c64422b269953214142f8db4c0160a9013202948c97ba4f81712ae09
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960095
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960095
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810706
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:07:37Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1753d334c64422b269953214142f8db4c0160a9013202948c97ba4f81712ae09. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810706 — a six-check JSON result.
  date published: 2026-07-29T11:07:37Z
audio: If Ye Love Me: If ye love me
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 75.871
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.179
  additional property: Energy
    type: PropertyValue
    value: 0.016
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.18
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.059
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.724
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

O clap your hands
type: MusicRecording
duration: PT3M17S
duration ms: 197120
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR8410004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T00:59:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xccdaba11729c5fc3004cec445ff6ab2770b5afff0dbab473bd4b9a6ec8cb553d
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/GBAKR8410004
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdaba11729c5fc3004cec445ff6ab2770b5afff0dbab473bd4b9a6ec8cb553d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410004 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: O clap your hands
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.21
  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: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.21
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.919
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.067
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.331
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.307
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Hosanna to the Son of David
type: MusicRecording
duration: PT2M40S
duration ms: 160880
explicit: false
by artist: Orlando Gibbons
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
isrc code: GBAKR8810711
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8aea62c7e5d2053f4c07df1291bb33fcbee6a2d65123f084e208c5953ffb5ba0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960506
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960506
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810711
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:50:58Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8aea62c7e5d2053f4c07df1291bb33fcbee6a2d65123f084e208c5953ffb5ba0. Chain 2 (Bitcoin): anchored in block 960506 (2026-08-01T03:50:58Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810711 — a six-check JSON result.
  date published: 2026-08-01T03:50:58Z
audio: Hosanna to the Son of David
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.503
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.172
  additional property: Energy
    type: PropertyValue
    value: 0.135
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.024
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.3
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.67
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Be thou my vision
type: MusicRecording
duration: PT4M21S
duration ms: 261120
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR9011202
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T20:47:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8be45d77c529c4c734747cc6b6249d3c27cf14b75e2d334704b0df2f048102ba
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/GBAKR9011202
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8be45d77c529c4c734747cc6b6249d3c27cf14b75e2d334704b0df2f048102ba. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9011202 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Be thou my vision
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.258
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.534
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.5
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Liber secundus sacrarum cantionum (Cantiones sacrae): Haec dies
type: MusicRecording
duration: PT2M29S
duration ms: 149760
explicit: false
by artist: William Byrd
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: classical
genre: early-music
genre: renaissance
genre: anglican-liturgy
genre: english-renaissance
isrc code: GBAKR8810704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8fb3fcfa0245108e5a988d772f6abb2632c23f290fc5dfa05c4ca5def2387bd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810704
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8fb3fcfa0245108e5a988d772f6abb2632c23f290fc5dfa05c4ca5def2387bd. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810704 — a six-check JSON result.
  date published: 2026-07-31T17:29:52Z
audio: Liber secundus sacrarum cantionum (Cantiones sacrae): Haec dies
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.873
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.215
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.298
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.822
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Thy perfect love
type: MusicRecording
duration: PT2M49S
duration ms: 169546
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: christmas
isrc code: GBAKR9011210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:32:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6eb19b39ae83df5617729fc7ee1a46f519ed947fe217b73c3f161eaac63bc30c
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/GBAKR9011210
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6eb19b39ae83df5617729fc7ee1a46f519ed947fe217b73c3f161eaac63bc30c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9011210 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Thy perfect love
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.695
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.196
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.898
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.154
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

This joyful Eastertide
type: MusicRecording
duration: PT2M21S
duration ms: 141800
explicit: false
by artist: Charles Wood
by artist: Traditional
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: avant-garde
isrc code: GBAKR8810716
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8a8d7833426c0dd4d0b89d1418d4ec811b1bb4f63ed350061f2c5c1155ba243
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960362
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960362
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810716
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:58:00Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8a8d7833426c0dd4d0b89d1418d4ec811b1bb4f63ed350061f2c5c1155ba243. Chain 2 (Bitcoin): anchored in block 960362 (2026-07-31T06:58:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8810716 — a six-check JSON result.
  date published: 2026-07-31T06:58:00Z
audio: This joyful Eastertide
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.758
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.318
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.388
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.688
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lord of the Dance
type: MusicRecording
duration: PT3M19S
duration ms: 199760
explicit: false
by artist: John Rutter
by artist: Sydney Carter
by artist: The Cambridge Singers
by artist: BBC Concert Orchestra
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 6
genre: choral
genre: christmas
isrc code: GBAKR0112816
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6746e23fdbca25fc3f157e16f98e5e239bd09629c4083033c3a11c3b88c071b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0112816
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6746e23fdbca25fc3f157e16f98e5e239bd09629c4083033c3a11c3b88c071b3. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0112816 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: Lord of the Dance
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.946
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.262
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.055
  additional property: Liveness
    type: PropertyValue
    value: 0.069
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.295
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.848
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

O gladsome light
type: MusicRecording
duration: PT1M58S
duration ms: 118680
explicit: false
by artist: Loys Bourgeois
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
isrc code: GBAKR0613109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T10:06:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5443499708b50d6a45c02bf92bf5b4cb64db51e5e7cbed8745654aa85a9255c8
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/GBAKR0613109
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5443499708b50d6a45c02bf92bf5b4cb64db51e5e7cbed8745654aa85a9255c8. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0613109 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: O gladsome light
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.581
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.188
  additional property: Energy
    type: PropertyValue
    value: 0.077
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.189
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.742
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lord, make me an instrument of thy peace
type: MusicRecording
duration: PT2M59S
duration ms: 179600
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 5
genre: choral
genre: christmas
isrc code: GBAKR9011204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T02:33:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8952f69791f20e90cbe60cbb596f54b5fc742e227ac828c57d5d6194d4153511
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/GBAKR9011204
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8952f69791f20e90cbe60cbb596f54b5fc742e227ac828c57d5d6194d4153511. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9011204 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Lord, make me an instrument of thy peace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.69
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.165
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.656
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.698
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Remember not, Lord, our offences, Z. 50
type: MusicRecording
duration: PT2M32S
duration ms: 152733
explicit: false
by artist: Henry Purcell
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: classical
genre: choral
isrc code: GBAKR9111302
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:23:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f208ca0338a2f8c35af7fb626ce85d0929093a0783136dc0f68043ad9a519fa
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/GBAKR9111302
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f208ca0338a2f8c35af7fb626ce85d0929093a0783136dc0f68043ad9a519fa. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9111302 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Remember not, Lord, our offences, Z. 50
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.256
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.862
  additional property: Liveness
    type: PropertyValue
    value: 0.186
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.055
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Open thou mine eyes
type: MusicRecording
duration: PT2M41S
duration ms: 161653
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 4
genre: choral
genre: christmas
isrc code: GBAKR8410011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:25:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2d60116cfade4f842754546939f8a0b38c0932d0e3822377367f1bd6a9b7a8d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957052
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2d60116cfade4f842754546939f8a0b38c0932d0e3822377367f1bd6a9b7a8d. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410011 — a six-check JSON result.
  date published: 2026-07-07T14:50:41Z
audio: Open thou mine eyes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.813
  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: 0.237
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.067
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.019
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave Virgo gloriosa
type: MusicRecording
duration: PT2M6S
duration ms: 126880
explicit: false
by artist: Richard Dering
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 0
genre: choral
isrc code: GBAKR9211605
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:18:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92483e2412008d6978847ebc21fcbc0917f6cfa33b88ce6bc04353c70f4a79d1
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/GBAKR9211605
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92483e2412008d6978847ebc21fcbc0917f6cfa33b88ce6bc04353c70f4a79d1. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211605 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Ave Virgo gloriosa
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.629
  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: 0.191
  additional property: Energy
    type: PropertyValue
    value: 0.056
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.695
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.989
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Requiem: Pie Jesu
type: MusicRecording
duration: PT4M11S
duration ms: 251053
explicit: false
by artist: John Rutter
by artist: Caroline Ashton
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR8610303
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T05:10:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b59958ba06fb3c4612f1543b1a1e832f7d6be584eacf030af2ddbff185383b2
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/GBAKR8610303
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b59958ba06fb3c4612f1543b1a1e832f7d6be584eacf030af2ddbff185383b2. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8610303 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Requiem: Pie Jesu
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.981
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.152
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.33
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.798
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave verum corpus
type: MusicRecording
duration: PT4M13S
duration ms: 253546
explicit: false
by artist: Orlande de Lassus
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: classical
genre: choral
genre: gregorian-chant
genre: medieval
isrc code: GBAKR0813410
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:28:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x680ced9efe628359d9fa73979005662752b4dcef3a170c0b8848013072d94989
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/GBAKR0813410
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x680ced9efe628359d9fa73979005662752b4dcef3a170c0b8848013072d94989. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0813410 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Ave verum corpus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.887
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.177
  additional property: Energy
    type: PropertyValue
    value: 0.042
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.914
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.294
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

All things bright and beautiful
type: MusicRecording
duration: PT2M48S
duration ms: 168040
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 4
genre: choral
genre: christmas
isrc code: GBAKR8410005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T14:20:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x99de69b56992bbfba0749ca7f7bd0fe0c3834a9cf6514d5d0e702884fdd2ce09
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/GBAKR8410005
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99de69b56992bbfba0749ca7f7bd0fe0c3834a9cf6514d5d0e702884fdd2ce09. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410005 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: All things bright and beautiful
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.479
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.158
  additional property: Energy
    type: PropertyValue
    value: 0.089
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.063
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.174
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.789
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Laudate Dominum omnes gentes, SwWV 161
type: MusicRecording
duration: PT2M55S
duration ms: 175066
explicit: false
by artist: Jan Pieterszoon Sweelinck
by artist: The Cambridge Singers
by artist: Mark Williams
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
isrc code: GBAKR0813411
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdf447cdaaa032ceaa2b636b39ec9e8505e9e688bf8bce5bfece15915da451dd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960456
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960456
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0813411
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:57Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdf447cdaaa032ceaa2b636b39ec9e8505e9e688bf8bce5bfece15915da451dd. Chain 2 (Bitcoin): anchored in block 960456 (2026-07-31T19:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0813411 — a six-check JSON result.
  date published: 2026-07-31T19:53:57Z
audio: Laudate Dominum omnes gentes, SwWV 161
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.517
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.252
  additional property: Energy
    type: PropertyValue
    value: 0.117
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.019
  additional property: Liveness
    type: PropertyValue
    value: 0.156
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.169
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.547
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Christ the Lord Is Risen Again (arr. C. Winkworth for choir and chamber ensemble)
type: MusicRecording
duration: PT2M48S
duration ms: 168040
explicit: false
by artist: John Rutter
by artist: Catherine Winkworth
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: christmas
isrc code: GBAKR1352204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:03:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb24eeacb1d2595ecf491dca01ef04f3fb627bdb6285b14b17805103c69454619
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/GBAKR1352204
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb24eeacb1d2595ecf491dca01ef04f3fb627bdb6285b14b17805103c69454619. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR1352204 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Christ the Lord Is Risen Again (arr. C. Winkworth for choir and chamber ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.906
  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: 0.442
  additional property: Energy
    type: PropertyValue
    value: 0.169
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.261
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.428
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.75
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

All-Night Vigil, Op. 37 "Vespers": All-night Vigil, Op. 37, "Vespers": Bogoroditsye Dyevo (Ave Maria)
type: MusicRecording
duration: PT2M45S
duration ms: 165813
explicit: false
by artist: Sergei Rachmaninoff
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: classical
genre: classical-piano
genre: concerto
isrc code: GBAKR0613116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T12:28:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a2c455334d61201577639e4bd2d3a4d6caf562139579d95b1170cacab36a0a3
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/GBAKR0613116
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a2c455334d61201577639e4bd2d3a4d6caf562139579d95b1170cacab36a0a3. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0613116 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: All-Night Vigil, Op. 37 "Vespers": All-night Vigil, Op. 37, "Vespers": Bogoroditsye Dyevo (Ave Maria)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.447
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.119
  additional property: Energy
    type: PropertyValue
    value: 0.049
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.964
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.786
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

I believe in springtime
type: MusicRecording
duration: PT3M10S
duration ms: 190720
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR9011203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T17:16:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7abab25ef61926163bd21386cd7bf95ecfe14bae1c07c350a4a04730daa12c22
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/GBAKR9011203
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7abab25ef61926163bd21386cd7bf95ecfe14bae1c07c350a4a04730daa12c22. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9011203 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: I believe in springtime
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.769
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.245
  additional property: Energy
    type: PropertyValue
    value: 0.058
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.707
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.207
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.774
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave Maria, WAB 6
type: MusicRecording
duration: PT3M16S
duration ms: 196000
explicit: false
by artist: Anton Bruckner
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: classical
genre: orchestra
isrc code: GBAKR9211608
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T16:24:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2527b1ed2dc889abad1a5666c95697eee5f78ac4eabcb95031b4b9c73c6753f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211608
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2527b1ed2dc889abad1a5666c95697eee5f78ac4eabcb95031b4b9c73c6753f0. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211608 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: Ave Maria, WAB 6
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.814
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.083
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.439
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.033
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.62
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

I my Best-Beloved's am
type: MusicRecording
duration: PT6M45S
duration ms: 405920
explicit: false
by artist: John Rutter
by artist: Simon Wall
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: christmas
isrc code: GBAKR0312912
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98eca1877f83fcf1670f787a2920777d340895c8261414807f3724d5ff5b9d11
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0312912
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98eca1877f83fcf1670f787a2920777d340895c8261414807f3724d5ff5b9d11. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR0312912 — a six-check JSON result.
  date published: 2026-07-31T06:42:11Z
audio: I my Best-Beloved's am
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.679
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.168
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.895
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Requiem, Op. 48: In paradisum (1893 version) (arr. J. Rutter)
type: MusicRecording
duration: PT3M42S
duration ms: 222360
explicit: false
by artist: John Rutter
by artist: Gabriel Fauré
by artist: The Cambridge Singers
by artist: Mark Williams
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR8452007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T13:02:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb08cbc002179984fcb73d24f5f466844f605bd9d9adaa5592c17d5da85459ece
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/GBAKR8452007
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb08cbc002179984fcb73d24f5f466844f605bd9d9adaa5592c17d5da85459ece. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452007 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Requiem, Op. 48: In paradisum (1893 version) (arr. J. Rutter)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.338
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.971
  additional property: Liveness
    type: PropertyValue
    value: 0.077
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.876
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

God be in my head
type: MusicRecording
duration: PT1M33S
duration ms: 93813
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 4
genre: choral
genre: christmas
isrc code: GBAKR8410010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa358cca3625d2697b4eb5bc1871fd286fe088631a060b59056e67cba4bbf365e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa358cca3625d2697b4eb5bc1871fd286fe088631a060b59056e67cba4bbf365e. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8410010 — a six-check JSON result.
  date published: 2026-07-30T09:37:10Z
audio: God be in my head
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.989
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.162
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.864
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.509
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

8 Partsongs, Op. 119: No. 3. The blue bird
type: MusicRecording
duration: PT4M0S
duration ms: 240880
explicit: false
by artist: Charles Villiers Stanford
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: requiem
isrc code: GBAKR8610401
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:10:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb46251fa954c1edff0c0293adc4e2c7d38e87c1bc812aa02f4ac0cb7d3c3a9b
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/GBAKR8610401
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb46251fa954c1edff0c0293adc4e2c7d38e87c1bc812aa02f4ac0cb7d3c3a9b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8610401 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: 8 Partsongs, Op. 119: No. 3. The blue bird
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.843
  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: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.901
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.032
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.496
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

A Choral Amen: Choral Amen
type: MusicRecording
duration: PT1M8S
duration ms: 68173
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
genre: choral
genre: christmas
isrc code: GBAKR1352212
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T08:03:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7919a5cc516df5a83370866eb74a26aeec54e07dede17f0877bd3cd2ec51cb90
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/GBAKR1352212
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7919a5cc516df5a83370866eb74a26aeec54e07dede17f0877bd3cd2ec51cb90. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR1352212 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: A Choral Amen: Choral Amen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.988
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.153
  additional property: Energy
    type: PropertyValue
    value: 0.12
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.039
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.294
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

5 Traditional Songs: No. 2. O waly, waly
type: MusicRecording
duration: PT2M50S
duration ms: 170960
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 10
genre: choral
genre: christmas
isrc code: GBAKR9312015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:27:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc9f71859535625048eb37e3ac5a53a795262e3351e942c8997b9d55ed659451
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312015
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc9f71859535625048eb37e3ac5a53a795262e3351e942c8997b9d55ed659451. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312015 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: 5 Traditional Songs: No. 2. O waly, waly
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.8
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.219
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.085
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.965
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

The silver swan
type: MusicRecording
duration: PT1M51S
duration ms: 111440
explicit: false
by artist: Orlando Gibbons
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
isrc code: GBAKR8710521
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T05:38:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6788ac75e03c7c9c08debf527db9714d0dd8fe4dba63b4adce849dc31d9241d
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/GBAKR8710521
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6788ac75e03c7c9c08debf527db9714d0dd8fe4dba63b4adce849dc31d9241d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710521 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The silver swan
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.832
  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: 0.182
  additional property: Energy
    type: PropertyValue
    value: 0.01
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.977
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -37.819
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

When Icicles Hang: IV. Blow, blow, thou winter wind
type: MusicRecording
duration: PT3M50S
duration ms: 230453
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 5
genre: choral
genre: christmas
isrc code: GBAKR9211721
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T00:32:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xebc17417492f30b8d2a0d9e89f6cb75836669535e9908fda28080828ddcc4a7d
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/GBAKR9211721
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebc17417492f30b8d2a0d9e89f6cb75836669535e9908fda28080828ddcc4a7d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211721 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: When Icicles Hang: IV. Blow, blow, thou winter wind
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 90.408
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.125
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.042
  additional property: Liveness
    type: PropertyValue
    value: 0.337
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.043
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.553
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Fancies: IV. Riddle song
type: MusicRecording
duration: PT3M13S
duration ms: 193453
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: christmas
isrc code: GBAKR9211704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x102a70aceecab073dda6a19ebec847cb585b7af1b7189527f8d4ae66797fb009
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211704
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x102a70aceecab073dda6a19ebec847cb585b7af1b7189527f8d4ae66797fb009. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9211704 — a six-check JSON result.
  date published: 2026-07-31T12:24:41Z
audio: Fancies: IV. Riddle song
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.954
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.241
  additional property: Energy
    type: PropertyValue
    value: 0.075
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.852
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.399
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

3 Chansons: No. 2. Trois beaux oiseaux du Paradis
type: MusicRecording
duration: PT2M27S
duration ms: 147320
explicit: false
by artist: Maurice Ravel
by artist: Donna Deam
by artist: Frances Jellard
by artist: Paul Badley
by artist: Ben Parry
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
isrc code: GBAKR9311913
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:21:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2cc995d59fdd81cd84626c53af044004b84091b947f6ad9ac71283434f785719
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9311913
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cc995d59fdd81cd84626c53af044004b84091b947f6ad9ac71283434f785719. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9311913 — a six-check JSON result.
  date published: 2026-07-07T16:07:00Z
audio: 3 Chansons: No. 2. Trois beaux oiseaux du Paradis
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.058
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.266
  additional property: Energy
    type: PropertyValue
    value: 0.007
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.06
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.114
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.82
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Down by the Riverside (arr. J. Rutter)
type: MusicRecording
duration: PT4M2S
duration ms: 242920
explicit: false
by artist: John Rutter
by artist: Traditional
by artist: The Cambridge Singers
by artist: BBC Concert Orchestra
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 4
genre: choral
genre: christmas
isrc code: GBAKR1413720
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:42:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa42fc81d54beb951e5e95d0429b020f749bd54c0db9bb7c06ef4c9add3803477
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960181
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960181
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR1413720
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:53:20Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa42fc81d54beb951e5e95d0429b020f749bd54c0db9bb7c06ef4c9add3803477. Chain 2 (Bitcoin): anchored in block 960181 (2026-07-30T00:53:20Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR1413720 — a six-check JSON result.
  date published: 2026-07-30T00:53:20Z
audio: Down by the Riverside (arr. J. Rutter)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.633
  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: 0.38
  additional property: Energy
    type: PropertyValue
    value: 0.438
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.673
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.237
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.485
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.234
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Sprig of Thyme: No. 1. The bold grenadier
type: MusicRecording
duration: PT3M2S
duration ms: 182400
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: David Rix
by artist: Christopher Hooker
by artist: Rachel Masters
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 13
genre: choral
genre: christmas
isrc code: GBAKR9312008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:30:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x113db54e748b4f5e4d8469a65d840c3ff97a2a586d24a7e10249fd73bcb89987
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x113db54e748b4f5e4d8469a65d840c3ff97a2a586d24a7e10249fd73bcb89987. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312008 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: The Sprig of Thyme: No. 1. The bold grenadier
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.451
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.19
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.039
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.14
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.633
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Quick! we have but a second
type: MusicRecording
duration: PT0M47S
duration ms: 47200
explicit: false
by artist: Charles Villiers Stanford
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
genre: choral
genre: requiem
isrc code: GBAKR8610415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:53:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43cf8527d7b4d27646bb005fb2a15efbe69262f1a72a316d4a78676edd2ace49
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/GBAKR8610415
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43cf8527d7b4d27646bb005fb2a15efbe69262f1a72a316d4a78676edd2ace49. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8610415 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Quick! we have but a second
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.601
  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: 0.538
  additional property: Energy
    type: PropertyValue
    value: 0.233
  additional property: Speechiness
    type: PropertyValue
    value: 0.076
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.546
  additional property: Liveness
    type: PropertyValue
    value: 0.326
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.832
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.826
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lay a garland on her hearse
type: MusicRecording
duration: PT2M37S
duration ms: 157120
explicit: false
by artist: Robert Lucas Pearsall
by artist: The Cambridge Singers
by artist: John Rutter
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 4
isrc code: GBAKR9311910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4adf30ca9cd1cc4af90b4b868174f62d30fe71646537916ca673c34a3659785
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960106
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960106
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9311910
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:41:21Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4adf30ca9cd1cc4af90b4b868174f62d30fe71646537916ca673c34a3659785. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9311910 — a six-check JSON result.
  date published: 2026-07-29T12:41:21Z
audio: Lay a garland on her hearse
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.441
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.199
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.114
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.555
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Sprig of Thyme: No. 7. I know where I'm going
type: MusicRecording
duration: PT3M1S
duration ms: 181520
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: Christopher Hooker
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: choral
genre: christmas
isrc code: GBAKR9312001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:38:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33724199570602a05ed713d47adce52a8818fbb333ef3557cccfa2b083961305
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/GBAKR9312001
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33724199570602a05ed713d47adce52a8818fbb333ef3557cccfa2b083961305. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312001 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Sprig of Thyme: No. 7. I know where I'm going
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.885
  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: 0.233
  additional property: Energy
    type: PropertyValue
    value: 0.056
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.457
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.771
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

There Is a Flower: There is a flower
type: MusicRecording
duration: PT4M8S
duration ms: 248080
explicit: false
by artist: John Rutter
by artist: Ruth Holton
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 1
genre: choral
genre: christmas
isrc code: GBAKR8710607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T12:47:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdae3164085a468ffa9d65ffeb21c57474a13bfa31b81bf92c13f2fdd16678caa
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/GBAKR8710607
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdae3164085a468ffa9d65ffeb21c57474a13bfa31b81bf92c13f2fdd16678caa. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710607 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: There Is a Flower: There is a flower
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.266
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.245
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.033
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.515
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sans Day carol
type: MusicRecording
duration: PT3M12S
duration ms: 192960
explicit: false
by artist: John Rutter
by artist: Traditional
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 6
genre: choral
genre: christmas
isrc code: GBAKR9312104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:55:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a01a2c3b64220fee0a7717b6f3bbbdcb27600ca4d9f27c76b2128124e1e7fec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a01a2c3b64220fee0a7717b6f3bbbdcb27600ca4d9f27c76b2128124e1e7fec. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312104 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Sans Day carol
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.928
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.254
  additional property: Energy
    type: PropertyValue
    value: 0.07
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.021
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.237
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.087
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

I wonder as I wander
type: MusicRecording
duration: PT2M57S
duration ms: 177760
explicit: false
by artist: John Rutter
by artist: Traditional
by artist: Gerald Finley
by artist: The Cambridge Singers
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 13
genre: choral
genre: christmas
isrc code: GBAKR8710609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T13:54:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14f3e112324313805628fdfb5554f1072960b6b33c0fc8feae140e9a0068d2d5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710609
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14f3e112324313805628fdfb5554f1072960b6b33c0fc8feae140e9a0068d2d5. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710609 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: I wonder as I wander
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.738
  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: 0.192
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.268
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.655
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Candlelight Carol
type: MusicRecording
duration: PT4M10S
duration ms: 250906
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 8
genre: choral
genre: christmas
isrc code: GBAKR8710610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T18:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c6b92de2f3facb31c1d000dc8c2ef522b7d7f2a2ed2ceb1609652b6a3d8da22
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710610
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c6b92de2f3facb31c1d000dc8c2ef522b7d7f2a2ed2ceb1609652b6a3d8da22. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710610 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Candlelight Carol
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 74.853
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.135
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.416
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.423
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Away in a manger
type: MusicRecording
duration: PT2M47S
duration ms: 167213
explicit: false
by artist: William J. Kirkpatrick
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 2
genre: lds-instrumental
isrc code: GBAKR8710621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:01:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef2fcf6e3eb075bfc14a89349c599aa6baf60814fc5e14ed5cb36f29ad6cdf05
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/GBAKR8710621
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2fcf6e3eb075bfc14a89349c599aa6baf60814fc5e14ed5cb36f29ad6cdf05. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8710621 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Away in a manger
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.748
  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: 0.179
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.193
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.839
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mary's lullaby
type: MusicRecording
duration: PT3M34S
duration ms: 214400
explicit: false
by artist: John Rutter
by artist: The Cambridge Singers
by artist: City of London Sinfonia
in album: Rutter: A Double Celebration
  type: MusicAlbum
  date published: 2014-09-02
popularity: 3
genre: choral
genre: christmas
isrc code: GBAKR9312103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:03:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7d5d6628ca181d458be335a1c36d518901bb5c27786ce97f17636cb2507049d
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/GBAKR9312103
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7d5d6628ca181d458be335a1c36d518901bb5c27786ce97f17636cb2507049d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR9312103 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Mary's lullaby
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.074
  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: 0.103
  additional property: Energy
    type: PropertyValue
    value: 0.043
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.939
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.041
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.792
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Faure: Requiem - Messe basse
type: MusicAlbum
date published: 2010-04-01
track: Requiem, Op. 48: Introit and Kyrie
  type: MusicRecording
  duration: PT5M59S
  duration ms: 359413
  explicit: false
  by artist: Gabriel Fauré
  by artist: Caroline Ashton
  by artist: Stephen Varcoe
  by artist: The Cambridge Singers
  by artist: Simon Standage
  by artist: John Scott
  by artist: City of London Sinfonia
  by artist: John Rutter
  in album: Faure: Requiem - Messe basse
    type: MusicAlbum
    date published: 2010-04-01
  isrc code: GBAKR8452001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T17:48:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x44bc6cfda230c107412117fbd7a609a06eb529a7eebadc8ca83a53cca0763809
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44bc6cfda230c107412117fbd7a609a06eb529a7eebadc8ca83a53cca0763809. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452001 — a six-check JSON result.
    date published: 2026-07-02T03:30:09Z
  audio: Requiem, Op. 48: Introit and Kyrie
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.178
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.111
    additional property: Energy
      type: PropertyValue
      value: 0.072
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.966
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.831
    additional property: Liveness
      type: PropertyValue
      value: 0.109
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.035
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.691
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Requiem, Op. 48: Offertory
  type: MusicRecording
  duration: PT8M25S
  duration ms: 505840
  explicit: false
  by artist: Gabriel Fauré
  by artist: Caroline Ashton
  by artist: Stephen Varcoe
  by artist: The Cambridge Singers
  by artist: Simon Standage
  by artist: John Scott
  by artist: City of London Sinfonia
  by artist: John Rutter
  in album: Faure: Requiem - Messe basse
    type: MusicAlbum
    date published: 2010-04-01
  isrc code: GBAKR8452002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T04:08:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf57d34e861aa31ceeeb0bee6f318c0bd2cf90f24fc04d224f5ee61c8e047c18a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf57d34e861aa31ceeeb0bee6f318c0bd2cf90f24fc04d224f5ee61c8e047c18a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452002 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Requiem, Op. 48: Offertory
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.267
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.094
    additional property: Energy
      type: PropertyValue
      value: 0.05
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.955
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.478
    additional property: Liveness
      type: PropertyValue
      value: 0.095
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.035
    additional property: Loudness (dB)
      type: PropertyValue
      value: -29.121
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Requiem, Op. 48: Sanctus
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188426
  explicit: false
  by artist: Gabriel Fauré
  by artist: Caroline Ashton
  by artist: Stephen Varcoe
  by artist: The Cambridge Singers
  by artist: Simon Standage
  by artist: John Scott
  by artist: City of London Sinfonia
  by artist: John Rutter
  in album: Faure: Requiem - Messe basse
    type: MusicAlbum
    date published: 2010-04-01
  isrc code: GBAKR8452003
  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: Requiem, Op. 48: Sanctus
track: Requiem, Op. 48: Pie Jesu
track: Requiem, Op. 48: Agnus Dei
track: Requiem, Op. 48: Libera me
track: Requiem, Op. 48: In paradisum
track: Ave verum, Op. 65, No. 1
track: Tantum ergo, Op. 65, No. 2
track: Ave Maria, Op. 67, No. 2
track: Mater, Maria gratiae, Op. 47, No. 2
track: Cantique de Jean Racine, Op. 11 (arr. for choir, violas, cellos, basses and harp)
track: Messe basse: Kyrie
track: Messe basse: Sanctus
track: Messe basse: Benedictus
track: Messe basse: Agnus Dei

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-10T05:01:49+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x95cd5a7fb26144f0adc7ecf1e326b95371cf06754186fa652a2a87a41877f777

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/953520

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452003

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95cd5a7fb26144f0adc7ecf1e326b95371cf06754186fa652a2a87a41877f777. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452003 — a six-check JSON result.
date published: 2026-06-13T13:32:09Z

Requiem, Op. 48: Sanctus
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 95.527
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.231
additional property: Energy
  type: PropertyValue
  value: 0.096
additional property: Speechiness
  type: PropertyValue
  value: 0.046
additional property: Acousticness
  type: PropertyValue
  value: 0.96
additional property: Instrumentalness
  type: PropertyValue
  value: 0.358
additional property: Liveness
  type: PropertyValue
  value: 0.112
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.035
additional property: Loudness (dB)
  type: PropertyValue
  value: -22.287
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Requiem, Op. 48: Pie Jesu
type: MusicRecording
duration: PT3M34S
duration ms: 214213
explicit: false
by artist: Gabriel Fauré
by artist: Caroline Ashton
by artist: Stephen Varcoe
by artist: The Cambridge Singers
by artist: Simon Standage
by artist: John Scott
by artist: City of London Sinfonia
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T08:02:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x199a007d7d02c83672a23101f7d0fb34126a6f99b6d4973b7c19a847de93bc69
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x199a007d7d02c83672a23101f7d0fb34126a6f99b6d4973b7c19a847de93bc69. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452004 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Requiem, Op. 48: Pie Jesu
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.603
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.131
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.915
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Requiem, Op. 48: Agnus Dei
type: MusicRecording
duration: PT5M21S
duration ms: 321000
explicit: false
by artist: Gabriel Fauré
by artist: Caroline Ashton
by artist: Stephen Varcoe
by artist: The Cambridge Singers
by artist: Simon Standage
by artist: John Scott
by artist: City of London Sinfonia
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:31:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70f39ca40ef4f31704f648d47d265301fa8e33060c6a18c60fc5e88b8cd47fc2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70f39ca40ef4f31704f648d47d265301fa8e33060c6a18c60fc5e88b8cd47fc2. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452005 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Requiem, Op. 48: Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.508
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.083
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.383
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.186
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Requiem, Op. 48: Libera me
type: MusicRecording
duration: PT4M35S
duration ms: 275106
explicit: false
by artist: Gabriel Fauré
by artist: Caroline Ashton
by artist: Stephen Varcoe
by artist: The Cambridge Singers
by artist: Simon Standage
by artist: John Scott
by artist: City of London Sinfonia
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T00:38:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda9b0ef920866213644a9966b250f308fdf39e2a7c8dcb4a1d83f7c25bc8df29
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda9b0ef920866213644a9966b250f308fdf39e2a7c8dcb4a1d83f7c25bc8df29. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452006 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Requiem, Op. 48: Libera me
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.057
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.11
  additional property: Energy
    type: PropertyValue
    value: 0.175
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.366
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Requiem, Op. 48: In paradisum
type: MusicRecording
duration: PT3M51S
duration ms: 231800
explicit: false
by artist: Gabriel Fauré
by artist: Caroline Ashton
by artist: Stephen Varcoe
by artist: The Cambridge Singers
by artist: Simon Standage
by artist: John Scott
by artist: City of London Sinfonia
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T13:02:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb08cbc002179984fcb73d24f5f466844f605bd9d9adaa5592c17d5da85459ece
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452007
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb08cbc002179984fcb73d24f5f466844f605bd9d9adaa5592c17d5da85459ece. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452007 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Requiem, Op. 48: In paradisum
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.262
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.102
  additional property: Energy
    type: PropertyValue
    value: 0.042
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.973
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.033
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.626
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave verum, Op. 65, No. 1
type: MusicRecording
duration: PT3M42S
duration ms: 222360
explicit: false
by artist: Gabriel Fauré
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:02:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb7a2d9aead8136b8560805ac3c55cbc7fd67d1167ece48a4331806cd3f12ae3c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7a2d9aead8136b8560805ac3c55cbc7fd67d1167ece48a4331806cd3f12ae3c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452008 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Ave verum, Op. 65, No. 1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.212
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.104
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tantum ergo, Op. 65, No. 2
type: MusicRecording
duration: PT2M33S
duration ms: 153520
explicit: false
by artist: Gabriel Fauré
by artist: Ruth Holton
by artist: Nicola-Jane Kemp
by artist: Melanie Marshall
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:48:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d67d17d0998a8dea88ec61389e36af4f0f7eed7560aec5fa988757e113d0360
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d67d17d0998a8dea88ec61389e36af4f0f7eed7560aec5fa988757e113d0360. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452009 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Tantum ergo, Op. 65, No. 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.276
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.188
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.801
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.267
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave Maria, Op. 67, No. 2
type: MusicRecording
duration: PT1M58S
duration ms: 118640
explicit: false
by artist: Gabriel Fauré
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:48:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x34f9761ed4063270852606ef2b7c53f6026c868f45f24cbe72235b05c8b3d163
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34f9761ed4063270852606ef2b7c53f6026c868f45f24cbe72235b05c8b3d163. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452010 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Ave Maria, Op. 67, No. 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.787
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.254
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.923
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.227
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mater, Maria gratiae, Op. 47, No. 2
type: MusicRecording
duration: PT2M54S
duration ms: 174120
explicit: false
by artist: Gabriel Fauré
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T09:02:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf5912237070fed2bb1f454649fd83e490478cc2e03928363d59e947c8a732a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf5912237070fed2bb1f454649fd83e490478cc2e03928363d59e947c8a732a8. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452011 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Mater, Maria gratiae, Op. 47, No. 2
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  additional property: Danceability
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Cantique de Jean Racine, Op. 11 (arr. for choir, violas, cellos, basses and harp)
type: MusicRecording
duration: PT6M46S
duration ms: 406506
explicit: false
by artist: Gabriel Fauré
by artist: The Cambridge Singers
by artist: City of London Sinfonia
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T18:12:00+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452012
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x363ecb45ca60fd8dfb1f3c83b683a25068f8de20c0f35c78b2c3cb25203257b7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452012 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Cantique de Jean Racine, Op. 11 (arr. for choir, violas, cellos, basses and harp)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.078
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.894
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
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    value: -24.984
  additional property: Key Name
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  additional property: Mode Name
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Messe basse: Kyrie
type: MusicRecording
duration: PT2M14S
duration ms: 134680
explicit: false
by artist: Gabriel Fauré
by artist: Ruth Holton
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:08:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x389b8e8ff9f96175ef689ac1840e1829bfff65dd2a8050a177dfeaf09699c5fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x389b8e8ff9f96175ef689ac1840e1829bfff65dd2a8050a177dfeaf09699c5fd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452013 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Messe basse: Kyrie
  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)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.17
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.349
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.507
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
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Messe basse: Sanctus
type: MusicRecording
duration: PT2M13S
duration ms: 133400
explicit: false
by artist: Gabriel Fauré
by artist: Ruth Holton
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:24:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf00c8de7e82684be558a52bfb2098fc39ae53e598a26bb402ac514127e22bf3b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf00c8de7e82684be558a52bfb2098fc39ae53e598a26bb402ac514127e22bf3b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452014 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Messe basse: Sanctus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.117
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.225
  additional property: Key Name
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  additional property: Mode Name
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Messe basse: Benedictus
type: MusicRecording
duration: PT2M34S
duration ms: 154426
explicit: false
by artist: Gabriel Fauré
by artist: Ruth Holton
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:25:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e3745f66645e2f32a51772fd1ebe6e1e65e4cc57116b82f171a55b4fffa2757
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452015
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e3745f66645e2f32a51772fd1ebe6e1e65e4cc57116b82f171a55b4fffa2757. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452015 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Messe basse: Benedictus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.456
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.203
  additional property: Energy
    type: PropertyValue
    value: 0.052
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.471
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.689
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Messe basse: Agnus Dei
type: MusicRecording
duration: PT3M17S
duration ms: 197826
explicit: false
by artist: Gabriel Fauré
by artist: Ruth Holton
by artist: The Cambridge Singers
by artist: John Scott
by artist: John Rutter
in album: Faure: Requiem - Messe basse
  type: MusicAlbum
  date published: 2010-04-01
isrc code: GBAKR8452016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:49:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb5f605e21c54e74e23cfef16aaa9ba9a750b754a7968f2e141327d3a72432d76
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452016
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5f605e21c54e74e23cfef16aaa9ba9a750b754a7968f2e141327d3a72432d76. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAKR8452016 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Messe basse: Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.748
  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: 0.247
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.973
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.882
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

J.S. Bach: Christ lag in Todesbanden, BWV 4
type: MusicAlbum
date published: 2023-11-26
track: Christ lag in Todesbanden, BWV 4: I. Sinfonia
  type: MusicRecording
  duration: PT1M15S
  duration ms: 75120
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Netherlands Bach Collegium
  by artist: Pieter Jan Leusink
  in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
    type: MusicAlbum
    date published: 2023-11-26
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: NLY331407677
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407677
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1469f65fa7b760c8ce63a7c0b9a359658130c564a6c883597453618db0f8902. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407677 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Christ lag in Todesbanden, BWV 4: I. Sinfonia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.847
    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: 0.221
    additional property: Energy
      type: PropertyValue
      value: 0.054
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.453
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.298
    additional property: Liveness
      type: PropertyValue
      value: 0.109
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.036
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.793
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Christ lag in Todesbanden, BWV 4: II. Coro Versus I. Christ lag in Todesbanden
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230573
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Netherlands Bach Collegium
  by artist: Pieter Jan Leusink
  by artist: Holland Boys Choir
  in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
    type: MusicAlbum
    date published: 2023-11-26
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: NLY331407678
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xb5a85b41585a6c8e1210df1f3bcc50a038f41a05de20dbe65bec52044421aa7c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407678
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5a85b41585a6c8e1210df1f3bcc50a038f41a05de20dbe65bec52044421aa7c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407678 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Christ lag in Todesbanden, BWV 4: II. Coro Versus I. Christ lag in Todesbanden
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 114.567
    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.31
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.987
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.015
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.628
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.414
    additional property: Key Name
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      value: Eb
    additional property: Mode Name
      type: PropertyValue
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track: Christ lag in Todesbanden, BWV 4: III. Duetto, Versus II. Den Tod niemand zwingen kunnt (Soprano, Alto)
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222266
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Netherlands Bach Collegium
  by artist: Pieter Jan Leusink
  by artist: Ruth Holton
  by artist: Sytse Buwalda
  in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
    type: MusicAlbum
    date published: 2023-11-26
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: NLY331407679
  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: Christ lag in Todesbanden, BWV 4: III. Duetto, Versus II. Den Tod niemand zwingen kunnt (Soprano, Alto)
track: Christ lag in Todesbanden, BWV 4: IV. Aria Versus III. Jesus Christus, Gottes Sohn (Tenore)
track: Christ lag in Todesbanden, BWV 4: V. Coro, Versus IV. Es war ein wunderlicher Krieg
track: Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
track: Christ lag in Todesbanden, BWV 4: VII. Duetto, Versus VI. So feiern wir das hohe Fest (Soprano, Tenore)
track: Christ lag in Todesbanden, BWV 4: VIII. Choral, Versus VII. Wir essen und leben wohl (Coro)

CopyrightID
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CopyrightStatus
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value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-24T16:03:18+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x58615ecb6681a85b03505d3882f469838fa8ce16a1e02eaa224cbb1caa8ec9c8

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956304

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407679

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58615ecb6681a85b03505d3882f469838fa8ce16a1e02eaa224cbb1caa8ec9c8. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407679 — a six-check JSON result.
date published: 2026-07-02T03:55:08Z

Christ lag in Todesbanden, BWV 4: III. Duetto, Versus II. Den Tod niemand zwingen kunnt (Soprano, Alto)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 90.875
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: 0.083
additional property: Energy
  type: PropertyValue
  value: 0.006
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.987
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.089
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.073
additional property: Loudness (dB)
  type: PropertyValue
  value: -33.293
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Minor

Christ lag in Todesbanden, BWV 4: IV. Aria Versus III. Jesus Christus, Gottes Sohn (Tenore)
type: MusicRecording
duration: PT2M3S
duration ms: 123320
explicit: false
by artist: Johann Sebastian Bach
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
by artist: Nico Van Der Meel
in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
  type: MusicAlbum
  date published: 2023-11-26
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331407680
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:03:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0574273eedcd26c7795f60692ac47bcc0830a5821d57da6a1002e69d82169abd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407680
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0574273eedcd26c7795f60692ac47bcc0830a5821d57da6a1002e69d82169abd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407680 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Christ lag in Todesbanden, BWV 4: IV. Aria Versus III. Jesus Christus, Gottes Sohn (Tenore)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.351
  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: 0.543
  additional property: Energy
    type: PropertyValue
    value: 0.236
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.779
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.833
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.802
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Christ lag in Todesbanden, BWV 4: V. Coro, Versus IV. Es war ein wunderlicher Krieg
type: MusicRecording
duration: PT2M19S
duration ms: 139160
explicit: false
by artist: Johann Sebastian Bach
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
by artist: Holland Boys Choir
in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
  type: MusicAlbum
  date published: 2023-11-26
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331407681
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:17:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5901259a95f6580f705b0f785fd426f5bcd70e873b5c144561168cfee930a804
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407681
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5901259a95f6580f705b0f785fd426f5bcd70e873b5c144561168cfee930a804. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407681 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Christ lag in Todesbanden, BWV 4: V. Coro, Versus IV. Es war ein wunderlicher Krieg
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.623
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.485
  additional property: Energy
    type: PropertyValue
    value: 0.126
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.549
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.975
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
type: MusicRecording
duration: PT3M7S
duration ms: 187533
explicit: false
by artist: Johann Sebastian Bach
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
by artist: Bas Ramselaar
in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
  type: MusicAlbum
  date published: 2023-11-26
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331407682
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:20:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0fa855b44c6dc8cb493e922df5ca44515e67bf87a330c20594e5bc249e7aed5c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957041
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957041
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407682
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T13:25:45Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fa855b44c6dc8cb493e922df5ca44515e67bf87a330c20594e5bc249e7aed5c. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-07T13:25:45Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407682 — a six-check JSON result.
  date published: 2026-07-07T13:25:45Z
audio: Christ lag in Todesbanden, BWV 4: VI. Aria, Versus V. Hier ist das rechte Osterlamm (Basso)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.28
  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: 0.242
  additional property: Energy
    type: PropertyValue
    value: 0.081
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.215
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.92
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Christ lag in Todesbanden, BWV 4: VII. Duetto, Versus VI. So feiern wir das hohe Fest (Soprano, Tenore)
type: MusicRecording
duration: PT1M44S
duration ms: 104306
explicit: false
by artist: Johann Sebastian Bach
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
by artist: Nico Van Der Meel
by artist: Ruth Holton
in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
  type: MusicAlbum
  date published: 2023-11-26
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331407683
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:01:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44e805b19c3d23f44c40ceac1302b7f86815392a50073d1822fc823d11191f99
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957020
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957020
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407683
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T09:18:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44e805b19c3d23f44c40ceac1302b7f86815392a50073d1822fc823d11191f99. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407683 — a six-check JSON result.
  date published: 2026-07-07T09:18:01Z
audio: Christ lag in Todesbanden, BWV 4: VII. Duetto, Versus VI. So feiern wir das hohe Fest (Soprano, Tenore)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.712
  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: 0.301
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.484
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.946
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Christ lag in Todesbanden, BWV 4: VIII. Choral, Versus VII. Wir essen und leben wohl (Coro)
type: MusicRecording
duration: PT1M17S
duration ms: 77453
explicit: false
by artist: Johann Sebastian Bach
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
by artist: Holland Boys Choir
in album: J.S. Bach: Christ lag in Todesbanden, BWV 4
  type: MusicAlbum
  date published: 2023-11-26
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: NLY331407684
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:48:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x969a8de18d0052bd1106b52499c364d76340e0d1dedd0f8f5ddaa2bd066ba776
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407684
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x969a8de18d0052bd1106b52499c364d76340e0d1dedd0f8f5ddaa2bd066ba776. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407684 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Christ lag in Todesbanden, BWV 4: VIII. Choral, Versus VII. Wir essen und leben wohl (Coro)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.304
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.242
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.134
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

The John Eliot Gardiner Collection
type: MusicAlbum
date published: 2013-01-01
track: The Fairy Queen, Z. 629 / Act 1: Prelude (I)
  type: MusicRecording
  duration: PT1M58S
  duration ms: 118426
  explicit: false
  by artist: Henry Purcell
  by artist: English Baroque Soloists
  by artist: John Eliot Gardiner
  in album: The John Eliot Gardiner Collection
    type: MusicAlbum
    date published: 2013-01-01
  popularity: 0
  genre: classical
  genre: choral
  isrc code: DEF058139910
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa43d20100c5899be9f4119bb49a5ca59a18e48e1ac8293fb4f0816aaf71196e3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960266
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139910
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T14:44:50Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa43d20100c5899be9f4119bb49a5ca59a18e48e1ac8293fb4f0816aaf71196e3. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139910 — a six-check JSON result.
    date published: 2026-07-30T14:44:50Z
  audio: The Fairy Queen, Z. 629 / Act 1: Prelude (I)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.396
    additional property: Energy
      type: PropertyValue
      value: 0.108
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.918
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.449
    additional property: Liveness
      type: PropertyValue
      value: 0.253
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.45
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.41
    additional property: Key Name
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      value: F#
    additional property: Mode Name
      type: PropertyValue
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track: The Fairy Queen, Z. 629 / Act 4: Symphony
  type: MusicRecording
  duration: PT6M11S
  duration ms: 371666
  explicit: false
  by artist: Henry Purcell
  by artist: English Baroque Soloists
  by artist: John Eliot Gardiner
  in album: The John Eliot Gardiner Collection
    type: MusicAlbum
    date published: 2013-01-01
  popularity: 0
  genre: classical
  genre: choral
  isrc code: DEF058139936
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T12:25:20+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xb1c91f1e3266308fdc44675cbf75f816c3bd50641187d0da70e9a9a058535080
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  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/DEF058139936
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1c91f1e3266308fdc44675cbf75f816c3bd50641187d0da70e9a9a058535080. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139936 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: The Fairy Queen, Z. 629 / Act 4: Symphony
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 126.069
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.929
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.364
    additional property: Key Name
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      value: C#
    additional property: Mode Name
      type: PropertyValue
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track: The Fairy Queen, Z. 629 / Act 1: Hornpipe
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55240
  explicit: false
  by artist: Henry Purcell
  by artist: English Baroque Soloists
  by artist: John Eliot Gardiner
  in album: The John Eliot Gardiner Collection
    type: MusicAlbum
    date published: 2013-01-01
  popularity: 0
  genre: classical
  genre: choral
  isrc code: DEF058139911
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: The Fairy Queen, Z. 629 / Act 1: Hornpipe
track: The Fairy Queen, Z. 629 / Act 4: Solo & Chorus "Now the night"
track: The Fairy Queen, Z. 629 / Act 1: Air
track: The Fairy Queen, Z. 629 / Act 1: Rondeau
track: The Fairy Queen, Z. 629 / Act 1: Overture
track: The Fairy Queen, Z. 629 / Act 1: Song In Two Parts: "Come, come, come, let us leave"
track: The Fairy Queen, Z. 629 / Act 1: Scene Of The Drunken Poet: "Fill up the Bowl"
track: The Fairy Queen, Z. 629 / Act 2: Prelude...Come, All Ye Songsters Of The Sky
track: The Fairy Queen, Z. 629 / Act 2: Prelude (II)
track: The Fairy Queen, Z. 629 / Act 2: Trio: "May the God of Wit inspire"
track: The Fairy Queen, Z. 629 / Act 2: Echo
track: The Fairy Queen, Z. 629 / Act 2: A Dance Of Fairies
track: The Fairy Queen, Z. 629 / Act 2: Song And Chorus: "Sing while we trip it on the Green"
track: The Fairy Queen, Z. 629 / Act 2: "See, even Night herself is here"
track: The Fairy Queen, Z. 629 / Act 2: "I am come to lock all fast"
track: The Fairy Queen, Z. 629 / Act 2: "One charming night"
track: The Fairy Queen, Z. 629 / Act 2: "Hush, no more"
track: The Fairy Queen, Z. 629 / Act 2: Dance For The Followers Of Night
track: The Fairy Queen, Z. 629 / Act 3: A Song In Two Parts And Chorus: "If Love's a Sweet Passion"

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xde3a70121fb662969aebde649bd7861b2e07e196f0e2f616e36504ed19a0b387

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 960264

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960264

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139911

OTSTimestamp
type: PropertyValue
value: 2026-07-30T14:36:16Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3a70121fb662969aebde649bd7861b2e07e196f0e2f616e36504ed19a0b387. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139911 — a six-check JSON result.
date published: 2026-07-30T14:36:16Z

The Fairy Queen, Z. 629 / Act 1: Hornpipe
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
  type: PropertyValue
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additional property: Instrumentalness
  type: PropertyValue
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
  type: PropertyValue
  value: -26.272
additional property: Key Name
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  value: A
additional property: Mode Name
  type: PropertyValue
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The Fairy Queen, Z. 629 / Act 4: Solo & Chorus "Now the night"
type: MusicRecording
duration: PT2M6S
duration ms: 126826
explicit: false
by artist: Henry Purcell
by artist: Judith Nelson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139937
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:20:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66e7c538cec52dedda24e53c2faa8c7a76465b815daa4faf25de0e481d062b1e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960422
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139937
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:27:29Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66e7c538cec52dedda24e53c2faa8c7a76465b815daa4faf25de0e481d062b1e. Chain 2 (Bitcoin): anchored in block 960422 (2026-07-31T15:27:29Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139937 — a six-check JSON result.
  date published: 2026-07-31T15:27:29Z
audio: The Fairy Queen, Z. 629 / Act 4: Solo & Chorus "Now the night"
  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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    value: C#
  additional property: Mode Name
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The Fairy Queen, Z. 629 / Act 1: Air
type: MusicRecording
duration: PT0M47S
duration ms: 47493
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139912
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x28e41ca52386111b00b887bfe7c3eea46632a38d51ee55ca177594134d808091
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960354
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139912
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:48:18Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28e41ca52386111b00b887bfe7c3eea46632a38d51ee55ca177594134d808091. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139912 — a six-check JSON result.
  date published: 2026-07-31T05:48:18Z
audio: The Fairy Queen, Z. 629 / Act 1: Air
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  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: 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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The Fairy Queen, Z. 629 / Act 1: Rondeau
type: MusicRecording
duration: PT1M29S
duration ms: 89506
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139913
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: The Fairy Queen, Z. 629 / Act 1: Rondeau
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  additional property: Tempo (BPM)
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    value: 139.934
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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The Fairy Queen, Z. 629 / Act 1: Overture
type: MusicRecording
duration: PT2M2S
duration ms: 122826
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139905
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T19:25:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x38091488c46ccd27a5d1cfc859146d0a01eb2cfdf9e477b4bc5bc051fb30720e
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139905
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38091488c46ccd27a5d1cfc859146d0a01eb2cfdf9e477b4bc5bc051fb30720e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139905 — a six-check JSON result.
  date published: 2026-07-29T19:35:34Z
audio: The Fairy Queen, Z. 629 / Act 1: Overture
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 167.363
  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
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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The Fairy Queen, Z. 629 / Act 1: Song In Two Parts: "Come, come, come, let us leave"
type: MusicRecording
duration: PT2M24S
duration ms: 144333
explicit: false
by artist: Henry Purcell
by artist: Eiddwen Harrhy
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:34:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee40ca018ceaae89670db66c752287e24a3e55cfbc6a4bdf7158d677ff523aed
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/DEF058139914
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee40ca018ceaae89670db66c752287e24a3e55cfbc6a4bdf7158d677ff523aed. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139914 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 1: Song In Two Parts: "Come, come, come, let us leave"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.853
  additional property: Musical Key
    type: PropertyValue
    value: 11
  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
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.498
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.015
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Fairy Queen, Z. 629 / Act 1: Scene Of The Drunken Poet: "Fill up the Bowl"
type: MusicRecording
duration: PT6M39S
duration ms: 399493
explicit: false
by artist: Henry Purcell
by artist: Judith Nelson
by artist: Elisabeth Priday
by artist: David Thomas
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139903
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64b1c10b80a5dc5227a295bdd0f1ca1ea8af8a5c59946b4fa242c38d1fa417d2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139903
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64b1c10b80a5dc5227a295bdd0f1ca1ea8af8a5c59946b4fa242c38d1fa417d2. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139903 — a six-check JSON result.
  date published: 2026-07-31T00:26:26Z
audio: The Fairy Queen, Z. 629 / Act 1: Scene Of The Drunken Poet: "Fill up the Bowl"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.927
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.482
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.353
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.5
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: Prelude...Come, All Ye Songsters Of The Sky
type: MusicRecording
duration: PT1M53S
duration ms: 113333
explicit: false
by artist: Henry Purcell
by artist: Wynford Evans
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139915
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T14:33:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139915
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x727490ae09056af1003d5e763b1d06f6bb1d4a6a02e4c6194d583b6600cb1d76. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139915 — a six-check JSON result.
  date published: 2026-07-07T14:50:41Z
audio: The Fairy Queen, Z. 629 / Act 2: Prelude...Come, All Ye Songsters Of The Sky
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.754
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.473
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.219
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.569
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.343
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: Prelude (II)
type: MusicRecording
duration: PT0M49S
duration ms: 49826
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139916
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:44:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x147677fa0707c77a6ed075f7e8e791e82888c7502e5111389ce6eca9e7d668c4
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/DEF058139916
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x147677fa0707c77a6ed075f7e8e791e82888c7502e5111389ce6eca9e7d668c4. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139916 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: Prelude (II)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.543
  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: 0.558
  additional property: Energy
    type: PropertyValue
    value: 0.003
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.864
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.69
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.456
  additional property: Loudness (dB)
    type: PropertyValue
    value: -41.29
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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The Fairy Queen, Z. 629 / Act 2: Trio: "May the God of Wit inspire"
type: MusicRecording
duration: PT1M5S
duration ms: 65000
explicit: false
by artist: Henry Purcell
by artist: Wynford Evans
by artist: Martyn Hill
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139917
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:17:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ef8fd5d74405571445459d783ff64ee4cb85530f3266f5cc99341e7abc2d813
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/DEF058139917
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ef8fd5d74405571445459d783ff64ee4cb85530f3266f5cc99341e7abc2d813. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139917 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: Trio: "May the God of Wit inspire"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.236
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.417
  additional property: Energy
    type: PropertyValue
    value: 0.019
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.178
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.332
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.542
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: Echo
type: MusicRecording
duration: PT1M32S
duration ms: 92666
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139918
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:04:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x180ec5a9d6a179741d16f7b6e6615407b38f02c7b9f913fa3a4229acf86fab46
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960403
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960403
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139918
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:04:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x180ec5a9d6a179741d16f7b6e6615407b38f02c7b9f913fa3a4229acf86fab46. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139918 — a six-check JSON result.
  date published: 2026-07-31T13:04:34Z
audio: The Fairy Queen, Z. 629 / Act 2: Echo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.163
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.31
  additional property: Energy
    type: PropertyValue
    value: 0.002
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.937
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.109
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.386
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.332
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: A Dance Of Fairies
type: MusicRecording
duration: PT0M44S
duration ms: 44000
explicit: false
by artist: Henry Purcell
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139920
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:43:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7392ae43e0c753a66f5742eaccbcc780f9cd423eb7defa71fd46011086362240
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/DEF058139920
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7392ae43e0c753a66f5742eaccbcc780f9cd423eb7defa71fd46011086362240. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139920 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: A Dance Of Fairies
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.054
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.555
  additional property: Energy
    type: PropertyValue
    value: 0.022
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.625
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.759
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: Song And Chorus: "Sing while we trip it on the Green"
type: MusicRecording
duration: PT1M42S
duration ms: 102666
explicit: false
by artist: Henry Purcell
by artist: Judith Nelson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:35:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdaf6d2c1ce5393ac8826d94d66292d0eb74a2ded708f024094ce2a5ad6867887
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960222
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960222
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139921
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:48:45Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaf6d2c1ce5393ac8826d94d66292d0eb74a2ded708f024094ce2a5ad6867887. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139921 — a six-check JSON result.
  date published: 2026-07-30T07:48:45Z
audio: The Fairy Queen, Z. 629 / Act 2: Song And Chorus: "Sing while we trip it on the Green"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.308
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.546
  additional property: Energy
    type: PropertyValue
    value: 0.04
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.639
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.507
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: "See, even Night herself is here"
type: MusicRecording
duration: PT4M16S
duration ms: 256666
explicit: false
by artist: Henry Purcell
by artist: Jennifer Smith
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139922
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:20:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3157a237668a5698a91828788c13548612cd69150f1b66ca7d7ea9a78ba069b4
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/DEF058139922
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3157a237668a5698a91828788c13548612cd69150f1b66ca7d7ea9a78ba069b4. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139922 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: "See, even Night herself is here"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.115
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.006
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.986
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Fairy Queen, Z. 629 / Act 2: "I am come to lock all fast"
type: MusicRecording
duration: PT1M11S
duration ms: 71506
explicit: false
by artist: Henry Purcell
by artist: Judith Nelson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139923
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:28:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe980fdef40795e20d04c762b2f0e5ab284a4391a0f4201ea11cf5c81ccb697df
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/DEF058139923
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe980fdef40795e20d04c762b2f0e5ab284a4391a0f4201ea11cf5c81ccb697df. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139923 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: "I am come to lock all fast"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 74.071
  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: 0.509
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.083
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.181
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.467
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.971
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Fairy Queen, Z. 629 / Act 2: "One charming night"
type: MusicRecording
duration: PT1M58S
duration ms: 118293
explicit: false
by artist: Henry Purcell
by artist: Timothy Penrose
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139924
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:05:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef0105f224f89dbe61997d0f32ce34d8af0579dc0aa7561c60e4587df4a04d02
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/DEF058139924
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef0105f224f89dbe61997d0f32ce34d8af0579dc0aa7561c60e4587df4a04d02. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139924 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: The Fairy Queen, Z. 629 / Act 2: "One charming night"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.848
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.282
  additional property: Energy
    type: PropertyValue
    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.988
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Fairy Queen, Z. 629 / Act 2: "Hush, no more"
type: MusicRecording
duration: PT3M19S
duration ms: 199200
explicit: false
by artist: Henry Purcell
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: The John Eliot Gardiner Collection
  type: MusicAlbum
  date published: 2013-01-01
popularity: 0
genre: classical
genre: choral
isrc code: DEF058139906
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T16:07:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57334a60e2c590655cef5fea006ee783af38fb4d17c6e9628b706ee161ae9030
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139906
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57334a60e2c590655cef5fea006ee783af38fb4d17c6e9628b706ee161ae9030. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058139906 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: The Fairy Queen, Z. 629 / Act 2: "Hush, no more"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.63
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.192
  additional property: Energy
    type: PropertyValue
    value: 0.004
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
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by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: The John Eliot Gardiner Collection
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popularity: 0
genre: classical
genre: choral
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
audio: The Fairy Queen, Z. 629 / Act 2: Dance For The Followers Of Night
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by artist: Jennifer Smith
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by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
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popularity: 0
genre: classical
genre: choral
isrc code: DEF058139927
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T00:26:26Z
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The All-Baroque Box
type: MusicAlbum
date published: 2012-01-01

Bach, J.S.: St. John Passion
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  by artist: English Baroque Soloists
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  genre: baroque
  genre: chamber-music
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:30:09Z
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track: St. John Passion, BWV 245 / Part Two: No.21 Evangelist, Pilatus, Jesus, Chorus: " Und die Kriegsknechte flochten "
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
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  additional property: OTSBitcoinBlock
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  subject of: OpenTimestamps Proof of Existence
  audio: St. John Passion, BWV 245 / Part Two: No.22 Choral: "Durch dein Gefängnis, Gottes Sohn"
track: St. John Passion, BWV 245 / Part One: No.3 Choral: "O große Lieb, o Lieb ohn' alle Maße"
track: St. John Passion, BWV 245 / Part Two: No.23 Evangelist, Pilatus, Chorus: " Die Juden aber schrieen und sprachen "
track: St. John Passion, BWV 245 / Part One: No.4 Evangelist, Jesus: "Auf daß das Wort erfüllet würde"
track: St. John Passion, BWV 245 / Part Two: No.24 Aria (Baß) - Chor: "Eilt ihr angefochtnen Seelen"
track: St. John Passion, BWV 245 / Part One: No.5 Choral: "Dein Will gescheh, Herr Gott zugleich"
track: St. John Passion, BWV 245 / Part Two: No.25 Evangelist, Chorus, Pilatus: " Allda kreuzigten sie ihn "
track: St. John Passion, BWV 245 / Part One: No. 6 Evangelist:" Die Schar aber"
track: St. John Passion, BWV 245 / Part Two: No.26 Choral: "In meines Herzens Grunde"
track: St. John Passion, BWV 245 / Part One: No.7 Aria (Alt): "Von den Stricken meiner Sünden"

The Monteverdi Choir
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Bach, J.S.: St. John Passion
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date published: 1986-01-01

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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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/DEF058630010

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 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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02cfa48cfb6051acc0b6bc115bd07d4aa617307e4c5c3333713a73dae21f6aa5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630010 — a six-check JSON result.
date published: 2026-07-02T03:55:08Z

St. John Passion, BWV 245 / Part Two: No.22 Choral: "Durch dein Gefängnis, Gottes Sohn"
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St. John Passion, BWV 245 / Part One: No.3 Choral: "O große Lieb, o Lieb ohn' alle Maße"
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by artist: John Eliot Gardiner
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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: 2026-07-02T03:55:08Z
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    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.876
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.114
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.991
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. John Passion, BWV 245 / Part Two: No.23 Evangelist, Pilatus, Chorus: " Die Juden aber schrieen und sprachen "
type: MusicRecording
duration: PT3M52S
duration ms: 232573
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: Cornelius Hauptmann
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:51:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e89dc46b2afc0ebad7c3c0236ceebba7658c626a228b5f7a64d90cf6c0c4172
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630035
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e89dc46b2afc0ebad7c3c0236ceebba7658c626a228b5f7a64d90cf6c0c4172. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630035 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part Two: No.23 Evangelist, Pilatus, Chorus: " Die Juden aber schrieen und sprachen "
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.899
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.365
  additional property: Energy
    type: PropertyValue
    value: 0.216
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.311
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.446
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. John Passion, BWV 245 / Part One: No.4 Evangelist, Jesus: "Auf daß das Wort erfüllet würde"
type: MusicRecording
duration: PT1M1S
duration ms: 61000
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: Stephen Varcoe
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:14:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e27a77e9f96a416b1f80d8720c95ec3412232412b54627d7e83d99bfd15c567
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630024
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e27a77e9f96a416b1f80d8720c95ec3412232412b54627d7e83d99bfd15c567. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630024 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part One: No.4 Evangelist, Jesus: "Auf daß das Wort erfüllet würde"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 85.235
  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: 0.481
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.931
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.181
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.306
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.875
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. John Passion, BWV 245 / Part Two: No.24 Aria (Baß) - Chor: "Eilt ihr angefochtnen Seelen"
type: MusicRecording
duration: PT3M53S
duration ms: 233200
explicit: false
by artist: Johann Sebastian Bach
by artist: Cornelius Hauptmann
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T09:23:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc71cece78d057152a721b86df4d4382315e7e604db60db547b7fe1522dbf7fa3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc71cece78d057152a721b86df4d4382315e7e604db60db547b7fe1522dbf7fa3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630011 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part Two: No.24 Aria (Baß) - Chor: "Eilt ihr angefochtnen Seelen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.549
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.12
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.104
  additional property: Liveness
    type: PropertyValue
    value: 0.231
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.983
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. John Passion, BWV 245 / Part One: No.5 Choral: "Dein Will gescheh, Herr Gott zugleich"
type: MusicRecording
duration: PT0M50S
duration ms: 50306
explicit: false
by artist: Johann Sebastian Bach
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T20:10:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1fa9237162baa7604ffc067d78eeadc3dd20a7bf865259abc7b5e56b55179772
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630025
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fa9237162baa7604ffc067d78eeadc3dd20a7bf865259abc7b5e56b55179772. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630025 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part One: No.5 Choral: "Dein Will gescheh, Herr Gott zugleich"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.953
  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: 0.18
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.848
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.405
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.322
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. John Passion, BWV 245 / Part Two: No.25 Evangelist, Chorus, Pilatus: " Allda kreuzigten sie ihn "
type: MusicRecording
duration: PT2M5S
duration ms: 125666
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: Cornelius Hauptmann
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:52:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b4c7b1a768af582eb0b7e8abf50e6f65cc77348edff035679fbf70d085ba297
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630036
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b4c7b1a768af582eb0b7e8abf50e6f65cc77348edff035679fbf70d085ba297. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630036 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part Two: No.25 Evangelist, Chorus, Pilatus: " Allda kreuzigten sie ihn "
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.285
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.29
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.224
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.277
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. John Passion, BWV 245 / Part One: No. 6 Evangelist:" Die Schar aber"
type: MusicRecording
duration: PT0M45S
duration ms: 45400
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Rolfe Johnson
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T11:54:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc5851f19ca161c5850edf1fb2a5410a993af6cd67e34c3d6457f110235b7f9a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630026
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5851f19ca161c5850edf1fb2a5410a993af6cd67e34c3d6457f110235b7f9a7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630026 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part One: No. 6 Evangelist:" Die Schar aber"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.148
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.423
  additional property: Energy
    type: PropertyValue
    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.167
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.126
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.978
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. John Passion, BWV 245 / Part Two: No.26 Choral: "In meines Herzens Grunde"
type: MusicRecording
duration: PT0M54S
duration ms: 54760
explicit: false
by artist: Johann Sebastian Bach
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
in album: Bach, J.S.: St. John Passion
  type: MusicAlbum
  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea2546c9ac45ba79d89fe93e22fc70ba6de6ff3621858927ba046ee0100d083f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630012 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part Two: No.26 Choral: "In meines Herzens Grunde"
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St. John Passion, BWV 245 / Part One: No.7 Aria (Alt): "Von den Stricken meiner Sünden"
type: MusicRecording
duration: PT4M45S
duration ms: 285760
explicit: false
by artist: Johann Sebastian Bach
by artist: Michael Chance
by artist: Anthony Robson
by artist: Valerie Darke
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Bach, J.S.: St. John Passion
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  date published: 1986-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEF058630003
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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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa569ce08de7fac394bd26b7fbc5e94b2d6d998244a04175a44b5abc2e916394f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058630003 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: St. John Passion, BWV 245 / Part One: No.7 Aria (Alt): "Von den Stricken meiner Sünden"
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