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album: Josef Gabriel Rheinberger: Ave Maria (Musica Sacra X)
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album: Josef Gabriel Rheinberger: Die Wasserfee
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
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album: M. Haydn: Endimione
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album: Samuel Capricornus: Jauchzet dem Herrn alle Welt (Sacred Concerts)
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  track: Requiem in B-Flat Major, MH 838: IX. Domine Jesu
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Requiem in B-Flat Major, MH 838: VI. Recordare
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Requiem in B-Flat Major, MH 838: VII. Confutatis
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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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Requiem in B-Flat Major, MH 838: IX. Domine Jesu
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
  audio: Dies irae (Gregorian Chant)
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track: Vergnügte Ruh, beliebte Seelenlust, BWV 170: I. Aria "Vergnügte Ruh, beliebte Seelenlust"
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  genre: classical-piano
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
  audio: Vergnügte Ruh, beliebte Seelenlust, BWV 170: I. Aria "Vergnügte Ruh, beliebte Seelenlust"
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track: Mass in B Minor, BWV 232: 26. Agnus Dei
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  by artist: Collegium Vocale Gent
  by artist: Philippe Herreweghe
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  genre: classical
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  subject of: OpenTimestamps Proof of Existence
  audio: Mass in B Minor, BWV 232: 26. Agnus Dei
track: Gradual of Eleanor of Brittany: Kyrie: Orbis factor
track: Remember not, Lord, our offences, Z. 50
track: Messe de Nostre Dame: I. Kyrie
track: Missa solemnis in D Major, Op. 123: Agnus Dei
track: Cain overo Il primo omicidio, IAS 40, Parte Prima: Duetto "La fraterna amica pace" (Abel, Caino)
track: Stabat Mater, RV 621: VIII. Fac ut ardeat
track: Stabat Mater, P. 77: V. Quis est homo, qui non fleret
track: Magnificat in D Major, BWV 243: I. Magnificat anima mea Dominum

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd989e7228f9d8421fab131e9f9495ec41a8513e99611afe8bc8c78488970703a. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149706140.
date published: 2026-07-08T08:56:20Z

Mass in B Minor, BWV 232: 26. Agnus Dei
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Gradual of Eleanor of Brittany: Kyrie: Orbis factor
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by artist: Ensemble Organum
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
audio: Gradual of Eleanor of Brittany: Kyrie: Orbis factor
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Remember not, Lord, our offences, Z. 50
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by artist: Tessa Bonner
by artist: Collegium Vocale Gent
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Remember not, Lord, our offences, Z. 50
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Messe de Nostre Dame: I. Kyrie
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Messe de Nostre Dame: I. Kyrie
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Missa solemnis in D Major, Op. 123: Agnus Dei
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by artist: Orchestre des Champs-Élysées
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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: 2026-07-08T08:56:20Z
audio: Missa solemnis in D Major, Op. 123: Agnus Dei
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Cain overo Il primo omicidio, IAS 40, Parte Prima: Duetto "La fraterna amica pace" (Abel, Caino)
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Stabat Mater, RV 621: VIII. Fac ut ardeat
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Stabat Mater, P. 77: V. Quis est homo, qui non fleret
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Magnificat in D Major, BWV 243: I. Magnificat anima mea Dominum
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Telemann: Brockes-Passion
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track: Brockes-Passion, TWV 5:1, Teil I: No. 5, Arie "Der Gott, dem alle Himmelskreise" (Tochter Zion)
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track: Brockes-Passion, TWV 5:1, II. Teil: 67. Arioso: Eine gläubige Seele. "ch seh' an einen Stein gebunden"
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track: Brockes-Passion, TWV 5:1, II. Teil: 72. Rezitativ: Evangelist. "Verwegner Dorn, barbarsche Spitzen!"
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track: Brockes-Passion, TWV 5:1, I. Teil: 21. Arie: Tochter Zion. "Brich, mein Herz, zerfließ in Tränen"
track: Brockes-Passion, TWV 5:1, Teil II.: No. 82, Arie "Heil der Welt, dein schmerzlich Leiden" (Tochter Zion)
track: Brockes-Passion, TWV 5:1, Teil I: 22. Rezitativ "Ein Engel aber kam" ( Evangelist) / ... / 28. Rezitativ "Nimm, Rabbi, diesen Kuß von mir" (Judas, Jesus)
track: Brockes-Passion, TWV 5:1, II. Teil: 85. Rezitativ: Maria. "Ach Gott, ach Gott! Mein Sohn" / 86. Duett: Maria, Jesus. "Soll mein Kind, mein Leben sterben"
track: Brockes-Passion, TWV 5:1, I. Teil: 34. Rezitativ: (Evangelist, Kaiphas, Jesus, Ein Kriegsknecht) "Und Jesus ward zum Palast Kaiphas'"
track: Brockes-Passion, TWV 5:1, I. Teil: 35. Arie: Tochter Zion. "Was Bärentatzen, Löwenklauen"
track: Brockes-Passion, TWV 5:1, II. Teil: 92. Choral: "O Menschenkind, nun deine Sünd'"
track: Brockes-Passion, TWV 5:1, II. Teil: 93. Rezitativ: Evangelist. "Sobald er nun gekreuzigt war" / ... / 95. Rezitativ: Evangelist. "Und eine dichte Finsternis"
track: Brockes-Passion, TWV 5:1, I. Teil: 46. Arie: Gläubige Seele. "Erwäg, ergrimmte Natterbrut"
track: Brockes-Passion, TWV 5:1, I. Teil: 47a. Rezitativ: Evangelist. "Die Nacht war kaum vorbei" / ... / 48. Arie: (Tochter Zion) "Meine Laster sind die Stricke"
track: Brockes-Passion, TWV 5:1, II. Teil: 104. Rezitativ: Evangelist. "Drauf liegt ein Kriegsknecht hin" - 105. Accompagnato: Jesus. "Es ist vollbracht"

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

Brockes-Passion, TWV 5:1, II. Teil: 67. Arioso: Eine gläubige Seele. "ch seh' an einen Stein gebunden"
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Brockes-Passion, TWV 5:1, II. Teil: 72. Rezitativ: Evangelist. "Verwegner Dorn, barbarsche Spitzen!"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 72. Rezitativ: Evangelist. "Verwegner Dorn, barbarsche Spitzen!"
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Brockes-Passion, TWV 5:1, II. Teil: 75. Arie: Tochter Zion. "Jesu! Jesu, dich mit unsern Seelen"
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subject of: OpenTimestamps Proof of Existence
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audio: Brockes-Passion, TWV 5:1, II. Teil: 75. Arie: Tochter Zion. "Jesu! Jesu, dich mit unsern Seelen"
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Brockes-Passion, TWV 5:1, II. Teil: 79. Arie: Tochter Zion. "Schäumest du, du Schaum der Welt" / 80. Rezitativ: Evangelist. "Worauf sie mit dem Rohr"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 79. Arie: Tochter Zion. "Schäumest du, du Schaum der Welt" / 80. Rezitativ: Evangelist. "Worauf sie mit dem Rohr"
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Brockes-Passion, TWV 5:1, I. Teil: 21. Arie: Tochter Zion. "Brich, mein Herz, zerfließ in Tränen"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brockes-Passion, TWV 5:1, I. Teil: 21. Arie: Tochter Zion. "Brich, mein Herz, zerfließ in Tränen"
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Brockes-Passion, TWV 5:1, Teil II.: No. 82, Arie "Heil der Welt, dein schmerzlich Leiden" (Tochter Zion)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, Teil II.: No. 82, Arie "Heil der Welt, dein schmerzlich Leiden" (Tochter Zion)
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Brockes-Passion, TWV 5:1, Teil I: 22. Rezitativ "Ein Engel aber kam" ( Evangelist) / ... / 28. Rezitativ "Nimm, Rabbi, diesen Kuß von mir" (Judas, Jesus)
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, Teil I: 22. Rezitativ "Ein Engel aber kam" ( Evangelist) / ... / 28. Rezitativ "Nimm, Rabbi, diesen Kuß von mir" (Judas, Jesus)
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Brockes-Passion, TWV 5:1, II. Teil: 85. Rezitativ: Maria. "Ach Gott, ach Gott! Mein Sohn" / 86. Duett: Maria, Jesus. "Soll mein Kind, mein Leben sterben"
type: MusicRecording
duration: PT3M53S
duration ms: 233373
explicit: false
by artist: Georg Philipp Telemann
by artist: Akademie für Alte Musik Berlin
by artist: Johannes Weisser
by artist: René Jacobs
by artist: Brigitte Christensen
in album: Telemann: Brockes-Passion
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  date published: 2009-03-24
isrc code: FRZ140807140
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 85. Rezitativ: Maria. "Ach Gott, ach Gott! Mein Sohn" / 86. Duett: Maria, Jesus. "Soll mein Kind, mein Leben sterben"
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Brockes-Passion, TWV 5:1, I. Teil: 34. Rezitativ: (Evangelist, Kaiphas, Jesus, Ein Kriegsknecht) "Und Jesus ward zum Palast Kaiphas'"
type: MusicRecording
duration: PT1M4S
duration ms: 64786
explicit: false
by artist: Georg Philipp Telemann
by artist: Ingolf Seidel
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
by artist: Andrew Redmond
by artist: Daniel Behle
by artist: Johannes Weisser
in album: Telemann: Brockes-Passion
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  date published: 2009-03-24
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50944bd80ca703bef78e13e14cb34fb060441589513fcaa3c01e642419b2f8a8. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140806150.
  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, I. Teil: 34. Rezitativ: (Evangelist, Kaiphas, Jesus, Ein Kriegsknecht) "Und Jesus ward zum Palast Kaiphas'"
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Brockes-Passion, TWV 5:1, I. Teil: 35. Arie: Tochter Zion. "Was Bärentatzen, Löwenklauen"
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duration: PT3M6S
duration ms: 186440
explicit: false
by artist: Georg Philipp Telemann
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
by artist: Brigitte Christensen
in album: Telemann: Brockes-Passion
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3a1a4c4c4645c6f89adcd57eb0f7122a99659d86163493c0174f4a689d99f21. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140806160.
  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, I. Teil: 35. Arie: Tochter Zion. "Was Bärentatzen, Löwenklauen"
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Brockes-Passion, TWV 5:1, II. Teil: 92. Choral: "O Menschenkind, nun deine Sünd'"
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duration: PT0M41S
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explicit: false
by artist: Georg Philipp Telemann
by artist: RIAS Kammerchor
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
in album: Telemann: Brockes-Passion
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 92. Choral: "O Menschenkind, nun deine Sünd'"
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Brockes-Passion, TWV 5:1, II. Teil: 93. Rezitativ: Evangelist. "Sobald er nun gekreuzigt war" / ... / 95. Rezitativ: Evangelist. "Und eine dichte Finsternis"
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duration: PT1M23S
duration ms: 83213
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by artist: Georg Philipp Telemann
by artist: RIAS Kammerchor
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by artist: René Jacobs
by artist: Daniel Behle
in album: Telemann: Brockes-Passion
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 93. Rezitativ: Evangelist. "Sobald er nun gekreuzigt war" / ... / 95. Rezitativ: Evangelist. "Und eine dichte Finsternis"
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Brockes-Passion, TWV 5:1, I. Teil: 46. Arie: Gläubige Seele. "Erwäg, ergrimmte Natterbrut"
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d3284c02a0b433c30daaefde215be9eb9ab63f9b8fefb29d2cbb8b0270ca70d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140806210.
  date published: 2026-07-08T03:20:19Z
audio: Brockes-Passion, TWV 5:1, I. Teil: 46. Arie: Gläubige Seele. "Erwäg, ergrimmte Natterbrut"
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Brockes-Passion, TWV 5:1, I. Teil: 47a. Rezitativ: Evangelist. "Die Nacht war kaum vorbei" / ... / 48. Arie: (Tochter Zion) "Meine Laster sind die Stricke"
type: MusicRecording
duration: PT3M5S
duration ms: 185773
explicit: false
by artist: Georg Philipp Telemann
by artist: Brigitte Christensen
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
by artist: Daniel Behle
in album: Telemann: Brockes-Passion
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  date published: 2009-03-24
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecd00b27133da95858f148b3d34fca5a489003018da212b8d89d0bd343494349. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140806220.
  date published: 2026-07-08T03:22:41Z
audio: Brockes-Passion, TWV 5:1, I. Teil: 47a. Rezitativ: Evangelist. "Die Nacht war kaum vorbei" / ... / 48. Arie: (Tochter Zion) "Meine Laster sind die Stricke"
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Brockes-Passion, TWV 5:1, II. Teil: 104. Rezitativ: Evangelist. "Drauf liegt ein Kriegsknecht hin" - 105. Accompagnato: Jesus. "Es ist vollbracht"
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duration: PT0M39S
duration ms: 39960
explicit: false
by artist: Georg Philipp Telemann
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
by artist: Daniel Behle
by artist: Johannes Weisser
in album: Telemann: Brockes-Passion
  type: MusicAlbum
  date published: 2009-03-24
isrc code: FRZ140807220
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7477e8a9455ba432d17fac03b9a87f026f7c4ab73ae9eff2805e2693810183b9. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140807220.
  date published: 2026-07-08T03:20:19Z
audio: Brockes-Passion, TWV 5:1, II. Teil: 104. Rezitativ: Evangelist. "Drauf liegt ein Kriegsknecht hin" - 105. Accompagnato: Jesus. "Es ist vollbracht"
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  additional property: Speechiness
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Kinderlieder Vol. 3 (LIEDERPROJEKT)
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date published: 2022-07-01
track: Summ, summ, summ
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  by artist: Juliane Ruf
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  genre: requiem
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Summ, summ, summ
    type: AudioObject
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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: Valence (Positivity)
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track: Der kleine Reiter
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  by artist: Eric Schneider
  in album: Kinderlieder Vol. 3 (LIEDERPROJEKT)
    type: MusicAlbum
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  popularity: 2
  genre: classical
  genre: opera
  genre: requiem
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xace89e802a275120fee6f0f554dec82173e921da518540a7086f846b361f9409. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB111104017.
    date published: 2026-07-08T03:20:19Z
  audio: Der kleine Reiter
    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: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: In dem Wald, da steht ein Haus
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    type: MusicAlbum
    date published: 2022-07-01
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: In dem Wald, da steht ein Haus
track: Ach, bittrer Winter
track: Ich bin ein Musikante
track: Hänsel und Gretel
track: Ein Vogel wollte Hochzeit machen

OTSHash
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OTSBitcoinBlock
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value: 957120

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB111104018

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53af4bfb674e5816b4d36ac2f21d291f1ef6e7a5caf2c285d6c9638dddb137f4. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB111104018.
date published: 2026-07-08T03:22:41Z

In dem Wald, da steht ein Haus
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Ach, bittrer Winter
type: MusicRecording
duration: PT0M51S
duration ms: 51466
explicit: false
by artist: Andreas Weller
by artist: Kay Johannsen
in album: Kinderlieder Vol. 3 (LIEDERPROJEKT)
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popularity: 2
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Ach, bittrer Winter
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  additional property: Mode (Major/Minor)
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Ich bin ein Musikante
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duration: PT2M30S
duration ms: 150973
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in album: Kinderlieder Vol. 3 (LIEDERPROJEKT)
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popularity: 3
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ich bin ein Musikante
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  additional property: Mode (Major/Minor)
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Hänsel und Gretel
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by artist: Leonhard Elsner
by artist: Paulina Elsner
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genre: choral
genre: requiem
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Hänsel und Gretel
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Ein Vogel wollte Hochzeit machen
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ein Vogel wollte Hochzeit machen
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Josef Gabriel Rheinberger: Musica sacra (Box mit 10 CDs)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
  audio: Stabat Mater, Op. 138
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track: 5 Hymnen, Op. 140: II. Dextera Domini
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: 5 Hymnen, Op. 140: II. Dextera Domini
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track: Passionsgesang, Op. 46
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  by artist: Vancouver Cantata Singers
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  subject of: OpenTimestamps Proof of Existence
  audio: Passionsgesang, Op. 46

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

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

Passionsgesang, Op. 46
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Bach: Mass in B Minor, BWV 232
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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Volkslieder (LIEDERPROJEKT) [Vol. 1]
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Bach: Lutherkantaten, Vol. 2 (BVW 121, 125, 14)
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Schumann: The Complete Songs, Vol. 10
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Weihnachtslieder Vol. 2 (LIEDERPROJEKT)
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Kálmán: Gräfin Mariza
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60 years of the Munich Bach Choir
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Damijan Močnik: Pasijon Po Janezu (St. John Passion)
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Schubert: Lied Edition 22 - Poets of Sensibility, Vol. 5
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Wolf: The Complete Songs, Vol. 9 – Michelangelo Lieder & Early Songs
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Bach: Lutherkantaten, Vol. 4 (BWV 38, 80, 61)
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Bach: Lutherkantaten, Vol. 1 (BWV 62, 36, 91)
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