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genre: chamber music
genre: choral
genre: classical
genre: requiem
description: Christine Schäfer (born 3 March 1965) is a German operatic soprano. Biography Schäfer was born in Frankfurt. She studied from 1984 until 1991 at the Hochschule der Künste Berlin, where her teachers
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album: Bach, J.S.: Wedding Cantatas
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  date published: 1999-01-01
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    by artist: Musica Antiqua Köln
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      date published: 1999-01-01
    genre: classical
    genre: classical-piano
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      date published: 2026-07-08T03:20:19Z
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album: Bach: Matthäus-Passion, BWV 244 (Remastered)
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      date published: 2026-07-06T06:56:49Z
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  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 2, Rezitativ. "Da Jesus diese Rede vollendet hatte"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 3, Choral. "Herzliebster Jesu, was hast du verbrochen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 4, Rezitativ. "Da versammleten sich die Hohenpriester"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 5, Rezitativ. "Du lieber Heiland du"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 6, Aria. "Buß und Reu"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 7, Rezitativ. "Da ging hin der Zwölfen einer"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 8, Aria. "Blute nur, du liebes Herz!"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 9, Rezitative und Chöre. "Aber am ersten Tage der süßen Brot"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 10, Choral. "Ich bin's, ich sollte büßen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 11, Rezitativ. "Er antwortete und sprach"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 12, Rezitativ. "Wiewohl mein Herz in Tränen schwimmt"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 13, Aria. "Ich will dir mein Herz schenken"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 14, Rezitativ. "Und da sie den Lobgesang gesprochen hatten"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 15, Choral. "Erkenne mich, mein Hüter"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 16, Rezitativ. "Petrus aber antwortete und sprach zu ihm"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 17, Choral. "Ich will hier bei dir stehen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 18, Rezitativ. "Da kam Jesus mit ihnen zu einem Hofe"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 19, Rezitativ und Choral. "O Schmerz! Hier zittert das gequälte Herz!"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 20, Aria mit Chor. "Ich will bei meinem Jesu wachen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 21, Rezitativ. "Und ging hin ein wenig"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 22, Rezitativ. "Der Heiland fällt vor seinem Vater nieder"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 23, Aria. "Gerne will ich mich bequemen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 24, Rezitativ. "Und er kam zu seinen Jüngern"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 25, Choral. "Was mein Gott will, das g'scheh allzeit"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 26, Rezitativ. "Und er kam und fand sie aber schlafen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 27, Aria und Chor. "So ist mein Jesus nun gefangen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 28, Rezitativ. "Und siehe, einer aus denen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 29, Choral. "O Mensch, bewein' dein' Sünde groß"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 30, Aria mit Chor. "Ach, nun ist mein Jesus hin!"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 31, Rezitativ. "Die aber Jesum gegriffen hatten"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 32, Choral. "Mir hat die Welt trüglich gericht'"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 33, Rezitativ. "Und wiewohl viel falsche"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 34, Rezitativ. "Mein Jesus schweigt zu falschen Lügen stille"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 35, Aria. "Geduld!"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 36, Rezitative und Chöre. "Und der Hohepriester antworte"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 37, Choral. "Wer hat dich so geschlagen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 38, Rezitative und Chor. "Petrus aber saß draußen im Palast"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 39, Aria. "Erbarme dich"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 40, Choral. "Bin ich gleich von dir gewichen"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 41, Rezitative und Chor. "Des Morgens aber hielten alle Hohepriester"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 42, Aria. "Gebt mir meinen Jesum wieder"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 43, Rezitativ. "Sie hielten aber einen Rat"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 44, Choral. "Befiehl du deine Wege"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 45, Rezitativ und Chor. "Auf das Fest aber hatte der Landpfleger"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 46, Choral. "Wie wunderbarlich ist doch diese Strafe"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 48, Rezitativ. "Er hat uns allen wohlgetan"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 49, Aria. "Aus Liebe will mein Heiland sterben"
  track: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 50, Rezitative und Chöre. "Sie schrieen aber noch mehr"
album: Bach: Weihnachtsoratorium
album: Reimann, A.: Mendelssohn oder soll es Tod bedeuten? / String Quartet No. 3
album: Krenek: Lieder
album: Abbado A-Z: Vivaldi - Wagner + Galas & Recitals
album: Abbado A-Z: Mozart
album: Bach - Violin and Voice
album: Work - Bach
album: Mozart 111 Vol. 2
album: Mozart: Requiem

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Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 2, Rezitativ. "Da Jesus diese Rede vollendet hatte"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T07:28:30Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 2, Rezitativ. "Da Jesus diese Rede vollendet hatte"
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Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 3, Choral. "Herzliebster Jesu, was hast du verbrochen"
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additional property: OTSTimestamp
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  value: 2026-07-29T21:09:47Z
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 0xc8240f8d761d45e1b093177014827d167b67510241f637604c6a9f476b71acd3. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100003.
  date published: 2026-07-29T21:09:47Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 3, Choral. "Herzliebster Jesu, was hast du verbrochen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.002
  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: 0.311
  additional property: Energy
    type: PropertyValue
    value: 0.216
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.857
  additional property: Liveness
    type: PropertyValue
    value: 0.25
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.75
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 4, Rezitativ. "Da versammleten sich die Hohenpriester"
type: MusicRecording
duration: PT3M3S
duration ms: 183586
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:35:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x09fb74fa9c17f2c9ef6b7d116f197d4b75546d2a87be0d5e66ae658494c52097
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/DEA802100004
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 0x09fb74fa9c17f2c9ef6b7d116f197d4b75546d2a87be0d5e66ae658494c52097. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100004.
  date published: 2026-07-30T00:53:20Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 4, Rezitativ. "Da versammleten sich die Hohenpriester"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.368
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.387
  additional property: Energy
    type: PropertyValue
    value: 0.108
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.333
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.198
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 5, Rezitativ. "Du lieber Heiland du"
type: MusicRecording
duration: PT1M0S
duration ms: 60013
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Bernarda Fink
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T04:32:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d874e6bf6a6659e5ee57d54022e42713e2d0813c2195f8a50ce998ee5da70c9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960207
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960207
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T04:47:22Z
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 0x8d874e6bf6a6659e5ee57d54022e42713e2d0813c2195f8a50ce998ee5da70c9. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/DEA802100005.
  date published: 2026-07-30T04:47:22Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 5, Rezitativ. "Du lieber Heiland du"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.979
  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: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.035
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.343
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 6, Aria. "Buß und Reu"
type: MusicRecording
duration: PT4M46S
duration ms: 286680
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Bernarda Fink
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T05:29:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd9b2385e2c144271f63c02f435ad57142bc2f0a901fc735d46852e9d48234ae1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960212
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960212
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:43:45Z
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 0xd9b2385e2c144271f63c02f435ad57142bc2f0a901fc735d46852e9d48234ae1. Chain 2 (Bitcoin): anchored in block 960212 (2026-07-30T05:43:45Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100006.
  date published: 2026-07-30T05:43:45Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 6, Aria. "Buß und Reu"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.346
  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: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.623
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 7, Rezitativ. "Da ging hin der Zwölfen einer"
type: MusicRecording
duration: PT0M35S
duration ms: 35560
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T16:20:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd83b8335414d96be07a0180f306f4abb3b0175a3cdb7fc69856506de4272f59
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/DEA802100007
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 0xdd83b8335414d96be07a0180f306f4abb3b0175a3cdb7fc69856506de4272f59. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100007.
  date published: 2026-07-29T19:35:34Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 7, Rezitativ. "Da ging hin der Zwölfen einer"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.759
  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: 0.56
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.2
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.607
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.823
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 8, Aria. "Blute nur, du liebes Herz!"
type: MusicRecording
duration: PT4M37S
duration ms: 277053
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Dorothea Röschmann
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:44:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4f0915e70c5e6760b9018e88011de2c52ebffde92bc53d73c66a51e094406b6
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/DEA802100008
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 0xe4f0915e70c5e6760b9018e88011de2c52ebffde92bc53d73c66a51e094406b6. 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/DEA802100008.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 8, Aria. "Blute nur, du liebes Herz!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.423
  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: 0.295
  additional property: Energy
    type: PropertyValue
    value: 0.039
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.594
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 9, Rezitative und Chöre. "Aber am ersten Tage der süßen Brot"
type: MusicRecording
duration: PT2M19S
duration ms: 139626
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:39:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x19010eddac06b3c1e2fad44219f04bc93e1622d30d532d01f62d9b3da3ad7ce2
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/DEA802100009
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 0x19010eddac06b3c1e2fad44219f04bc93e1622d30d532d01f62d9b3da3ad7ce2. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100009.
  date published: 2026-07-07T16:07:00Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 9, Rezitative und Chöre. "Aber am ersten Tage der süßen Brot"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.941
  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: 0.052
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.187
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.115
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.727
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 10, Choral. "Ich bin's, ich sollte büßen"
type: MusicRecording
duration: PT0M50S
duration ms: 50960
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd7aa8608f9ca3892751e18cca9ddf89daa4dbb5d5624d619c97eff139d002ba7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960266
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/DEA802100010
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 0xd7aa8608f9ca3892751e18cca9ddf89daa4dbb5d5624d619c97eff139d002ba7. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100010.
  date published: 2026-07-30T14:44:50Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 10, Choral. "Ich bin's, ich sollte büßen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.94
  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: 0.159
  additional property: Energy
    type: PropertyValue
    value: 0.122
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.4
  additional property: Liveness
    type: PropertyValue
    value: 0.281
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.417
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.825
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 11, Rezitativ. "Er antwortete und sprach"
type: MusicRecording
duration: PT3M7S
duration ms: 187160
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T13:53:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf54e37cfbd36979e156714c60561edaeec18305896e98373b6b6a187e7485be7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
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 0xf54e37cfbd36979e156714c60561edaeec18305896e98373b6b6a187e7485be7. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/DEA802100011.
  date published: 2026-07-31T15:20:15Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 11, Rezitativ. "Er antwortete und sprach"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.868
  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: 0.293
  additional property: Energy
    type: PropertyValue
    value: 0.098
  additional property: Speechiness
    type: PropertyValue
    value: 0.074
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.378
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 12, Rezitativ. "Wiewohl mein Herz in Tränen schwimmt"
type: MusicRecording
duration: PT1M17S
duration ms: 77213
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:42:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x796bf07e008610ab778f4e6de04cdf2fcde21124bec301b08c93597508ea63b2
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/DEA802100012
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 0x796bf07e008610ab778f4e6de04cdf2fcde21124bec301b08c93597508ea63b2. 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/DEA802100012.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 12, Rezitativ. "Wiewohl mein Herz in Tränen schwimmt"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.11
  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: 0.349
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.071
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.165
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 13, Aria. "Ich will dir mein Herz schenken"
type: MusicRecording
duration: PT3M42S
duration ms: 222066
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:23:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe1a8099bde0cbf1408eba8fce3e5666430e57a1fad1c993e6bdd251f0c43f750
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/DEA802100013
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 0xe1a8099bde0cbf1408eba8fce3e5666430e57a1fad1c993e6bdd251f0c43f750. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100013.
  date published: 2026-07-30T08:30:10Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 13, Aria. "Ich will dir mein Herz schenken"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.084
  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: 0.363
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.04
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.317
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.339
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 14, Rezitativ. "Und da sie den Lobgesang gesprochen hatten"
type: MusicRecording
duration: PT1M8S
duration ms: 68520
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T21:52:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x49289edb9cf73ceee1d1dff676bd6ece0f6313164e916b05a0cc23a1ab954e47
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
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 0x49289edb9cf73ceee1d1dff676bd6ece0f6313164e916b05a0cc23a1ab954e47. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100014.
  date published: 2026-07-30T22:27:30Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 14, Rezitativ. "Und da sie den Lobgesang gesprochen hatten"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.717
  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: 0.32
  additional property: Energy
    type: PropertyValue
    value: 0.068
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.874
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 15, Choral. "Erkenne mich, mein Hüter"
type: MusicRecording
duration: PT1M3S
duration ms: 63546
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:08:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc7621478fd189232deac9b57f30fad87ce3a5005e5528d28ab7fe95610e6778
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/DEA802100015
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 0xdc7621478fd189232deac9b57f30fad87ce3a5005e5528d28ab7fe95610e6778. 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/DEA802100015.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 15, Choral. "Erkenne mich, mein Hüter"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.323
  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: 0.165
  additional property: Energy
    type: PropertyValue
    value: 0.157
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.606
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.233
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.459
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 16, Rezitativ. "Petrus aber antwortete und sprach zu ihm"
type: MusicRecording
duration: PT0M57S
duration ms: 57773
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:42:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3499e6c6fa68de1f1d084103c823e4504e894c457a2a6329e46cf76c717885d6
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/DEA802100016
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 0x3499e6c6fa68de1f1d084103c823e4504e894c457a2a6329e46cf76c717885d6. 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/DEA802100016.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 16, Rezitativ. "Petrus aber antwortete und sprach zu ihm"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.977
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.462
  additional property: Energy
    type: PropertyValue
    value: 0.181
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.905
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.37
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.29
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.937
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 17, Choral. "Ich will hier bei dir stehen"
type: MusicRecording
duration: PT1M1S
duration ms: 61200
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100017
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x816475aea97ac705d0ff9554b4be3e4924fe05d4f3931d3ba79fff0c365c9fd4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100017
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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 0x816475aea97ac705d0ff9554b4be3e4924fe05d4f3931d3ba79fff0c365c9fd4. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100017.
  date published: 2026-07-30T12:45:34Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 17, Choral. "Ich will hier bei dir stehen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.461
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.154
  additional property: Energy
    type: PropertyValue
    value: 0.211
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.212
  additional property: Liveness
    type: PropertyValue
    value: 0.307
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.282
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.025
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 18, Rezitativ. "Da kam Jesus mit ihnen zu einem Hofe"
type: MusicRecording
duration: PT1M47S
duration ms: 107000
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100018
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T23:50:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9161a76732d5954474b7944d09792cd1157af9d8826c1caee5da5e2a28d6e05e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
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/DEA802100018
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 0x9161a76732d5954474b7944d09792cd1157af9d8826c1caee5da5e2a28d6e05e. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100018.
  date published: 2026-07-31T00:26:26Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 18, Rezitativ. "Da kam Jesus mit ihnen zu einem Hofe"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.467
  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: 0.329
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.891
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.151
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.087
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.625
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 19, Rezitativ und Choral. "O Schmerz! Hier zittert das gequälte Herz!"
type: MusicRecording
duration: PT1M44S
duration ms: 104173
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Michael Schade
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T02:38:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe39d2cfd5d427321d64a8461b0969397cd1600349850bd166eb44c21a7ebdb15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960337
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960337
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100019
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:51:48Z
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 0xe39d2cfd5d427321d64a8461b0969397cd1600349850bd166eb44c21a7ebdb15. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/DEA802100019.
  date published: 2026-07-31T02:51:48Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 19, Rezitativ und Choral. "O Schmerz! Hier zittert das gequälte Herz!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.952
  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: 0.275
  additional property: Energy
    type: PropertyValue
    value: 0.119
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.155
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.217
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.814
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 20, Aria mit Chor. "Ich will bei meinem Jesu wachen"
type: MusicRecording
duration: PT5M29S
duration ms: 329666
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Michael Schade
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100020
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:12:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x89247684855d7b70f2d37a98d6939966a4fd832ea2b8021fcd7584d1f1ebd555
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/DEA802100020
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 0x89247684855d7b70f2d37a98d6939966a4fd832ea2b8021fcd7584d1f1ebd555. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100020.
  date published: 2026-07-30T07:28:30Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 20, Aria mit Chor. "Ich will bei meinem Jesu wachen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.797
  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: 0.2
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.321
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.122
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.362
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 21, Rezitativ. "Und ging hin ein wenig"
type: MusicRecording
duration: PT0M44S
duration ms: 44440
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100021
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T18:02:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c9d59f4eed4fcbac641840259fb96d9e41e88f6675f6376558bdb8ad3975aa9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100021
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33Z
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 0x2c9d59f4eed4fcbac641840259fb96d9e41e88f6675f6376558bdb8ad3975aa9. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/DEA802100021.
  date published: 2026-07-30T18:23:33Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 21, Rezitativ. "Und ging hin ein wenig"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.594
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.344
  additional property: Energy
    type: PropertyValue
    value: 0.039
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.82
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.06
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.527
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 22, Rezitativ. "Der Heiland fällt vor seinem Vater nieder"
type: MusicRecording
duration: PT0M47S
duration ms: 47760
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Oliver Widmer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100022
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T20:21:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37937b765427f35f4d8fe367d0e78a2164ac6b4edf123e28891d4ba0e26da037
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960309
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960309
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100022
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:35:49Z
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 0x37937b765427f35f4d8fe367d0e78a2164ac6b4edf123e28891d4ba0e26da037. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100022.
  date published: 2026-07-30T20:35:49Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 22, Rezitativ. "Der Heiland fällt vor seinem Vater nieder"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.455
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.613
  additional property: Energy
    type: PropertyValue
    value: 0.221
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.204
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.407
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.711
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 23, Aria. "Gerne will ich mich bequemen"
type: MusicRecording
duration: PT4M36S
duration ms: 276320
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Oliver Widmer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100023
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:00:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x845062bed086c2dc345b4cd4b490b9863e7ad3f725272a46de7c9374c1d39e72
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/DEA802100023
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 0x845062bed086c2dc345b4cd4b490b9863e7ad3f725272a46de7c9374c1d39e72. 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/DEA802100023.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 23, Aria. "Gerne will ich mich bequemen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.902
  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: 0.326
  additional property: Energy
    type: PropertyValue
    value: 0.162
  additional property: Speechiness
    type: PropertyValue
    value: 0.08
  additional property: Acousticness
    type: PropertyValue
    value: 0.949
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.187
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.64
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 24, Rezitativ. "Und er kam zu seinen Jüngern"
type: MusicRecording
duration: PT1M13S
duration ms: 73360
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:26:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1799ae4be69953294871b6621f97f82cbc804eff1bef4baba72837bdc3d43f45
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/DEA802100024
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 0x1799ae4be69953294871b6621f97f82cbc804eff1bef4baba72837bdc3d43f45. 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/DEA802100024.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 24, Rezitativ. "Und er kam zu seinen Jüngern"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.197
  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: 0.378
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.891
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.079
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.333
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 25, Choral. "Was mein Gott will, das g'scheh allzeit"
type: MusicRecording
duration: PT1M6S
duration ms: 66173
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:01:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b323acc9cb13cc1ed17bac086381567a0644e34da590f61ccde4a51c2af9f80
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/DEA802100025
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 0x7b323acc9cb13cc1ed17bac086381567a0644e34da590f61ccde4a51c2af9f80. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100025.
  date published: 2026-07-30T08:30:10Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 25, Choral. "Was mein Gott will, das g'scheh allzeit"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.657
  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: 0.281
  additional property: Energy
    type: PropertyValue
    value: 0.203
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.011
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.383
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.801
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 26, Rezitativ. "Und er kam und fand sie aber schlafen"
type: MusicRecording
duration: PT2M24S
duration ms: 144440
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:30:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa1d8210b7499b8dcf2d332101da47b193082636fea02e651ea8652f2e6820386
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/DEA802100026
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 0xa1d8210b7499b8dcf2d332101da47b193082636fea02e651ea8652f2e6820386. 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/DEA802100026.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 26, Rezitativ. "Und er kam und fand sie aber schlafen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.945
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.474
  additional property: Energy
    type: PropertyValue
    value: 0.158
  additional property: Speechiness
    type: PropertyValue
    value: 0.107
  additional property: Acousticness
    type: PropertyValue
    value: 0.935
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.154
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.976
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 27, Aria und Chor. "So ist mein Jesus nun gefangen"
type: MusicRecording
duration: PT4M54S
duration ms: 294693
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Bernarda Fink
by artist: Christine Schäfer
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T04:47:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x26777764ee04971ec7e0a9e47a44f3dead3a054e8b749d2342c1ef48cdd901c8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960209
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960209
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100027
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:15:54Z
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 0x26777764ee04971ec7e0a9e47a44f3dead3a054e8b749d2342c1ef48cdd901c8. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/DEA802100027.
  date published: 2026-07-30T05:15:54Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 27, Aria und Chor. "So ist mein Jesus nun gefangen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.456
  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: 0.213
  additional property: Energy
    type: PropertyValue
    value: 0.142
  additional property: Speechiness
    type: PropertyValue
    value: 0.122
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.009
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.191
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.286
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 28, Rezitativ. "Und siehe, einer aus denen"
type: MusicRecording
duration: PT2M19S
duration ms: 139573
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:20:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x08183b03d752877ad669770c4e1904cc62e47b35b4a1a3343b509b824ac51576
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/DEA802100028
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 0x08183b03d752877ad669770c4e1904cc62e47b35b4a1a3343b509b824ac51576. 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/DEA802100028.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 28, Rezitativ. "Und siehe, einer aus denen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.267
  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: 0.427
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.191
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.109
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.407
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 29, Choral. "O Mensch, bewein' dein' Sünde groß"
type: MusicRecording
duration: PT6M0S
duration ms: 360960
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:17:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaef2811bb88805c56605a15e6e79a44a205747781b671987eb22694abd87097b
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/DEA802100029
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 0xaef2811bb88805c56605a15e6e79a44a205747781b671987eb22694abd87097b. 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/DEA802100029.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 1: No. 29, Choral. "O Mensch, bewein' dein' Sünde groß"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.38
  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: 0.124
  additional property: Energy
    type: PropertyValue
    value: 0.136
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.12
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.34
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 30, Aria mit Chor. "Ach, nun ist mein Jesus hin!"
type: MusicRecording
duration: PT3M46S
duration ms: 226893
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Bernarda Fink
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100030
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:31:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x30c72814912ec1abc2e4d24a2e7540e5c5be5a6ff9a901983dcd1cbc5063d802
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/DEA802100030
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 0x30c72814912ec1abc2e4d24a2e7540e5c5be5a6ff9a901983dcd1cbc5063d802. 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/DEA802100030.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 30, Aria mit Chor. "Ach, nun ist mein Jesus hin!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.816
  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: 0.277
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.098
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.233
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 31, Rezitativ. "Die aber Jesum gegriffen hatten"
type: MusicRecording
duration: PT1M2S
duration ms: 62493
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:05:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf21d8492f7ff6debde2624aab4da61b630e20b22eaf346a996e82059cf0aaa4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100031
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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 0xdf21d8492f7ff6debde2624aab4da61b630e20b22eaf346a996e82059cf0aaa4. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/DEA802100031.
  date published: 2026-07-31T02:19:15Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 31, Rezitativ. "Die aber Jesum gegriffen hatten"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.766
  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: 0.607
  additional property: Energy
    type: PropertyValue
    value: 0.07
  additional property: Speechiness
    type: PropertyValue
    value: 0.309
  additional property: Acousticness
    type: PropertyValue
    value: 0.89
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.224
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.296
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.975
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 32, Choral. "Mir hat die Welt trüglich gericht'"
type: MusicRecording
duration: PT0M46S
duration ms: 46853
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:46:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf0336ed9e8de8a5c50203ebe292df4b8927b63b9067b7cebe6f941397dd07a9c
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/DEA802100032
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 0xf0336ed9e8de8a5c50203ebe292df4b8927b63b9067b7cebe6f941397dd07a9c. 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/DEA802100032.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 32, Choral. "Mir hat die Welt trüglich gericht'"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.574
  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: 0.312
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.012
  additional property: Liveness
    type: PropertyValue
    value: 0.192
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.317
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 33, Rezitativ. "Und wiewohl viel falsche"
type: MusicRecording
duration: PT1M7S
duration ms: 67240
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Elisabeth Von Magnus
by artist: Markus Schäfer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:37:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbbe770770c7639de054b82ce50ced53da8a67676df91ea928e1e8c41434f2efd
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/DEA802100033
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 0xbbe770770c7639de054b82ce50ced53da8a67676df91ea928e1e8c41434f2efd. 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/DEA802100033.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 33, Rezitativ. "Und wiewohl viel falsche"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.969
  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: 0.549
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.104
  additional property: Acousticness
    type: PropertyValue
    value: 0.909
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.231
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.674
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 34, Rezitativ. "Mein Jesus schweigt zu falschen Lügen stille"
type: MusicRecording
duration: PT1M5S
duration ms: 65040
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Markus Schäfer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:05:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdfed990df472360029ef86c624c08e002abf296431914c3724d13ee90a02253e
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/DEA802100034
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 0xdfed990df472360029ef86c624c08e002abf296431914c3724d13ee90a02253e. 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/DEA802100034.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 34, Rezitativ. "Mein Jesus schweigt zu falschen Lügen stille"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.405
  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: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.004
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.939
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.163
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.158
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 35, Aria. "Geduld!"
type: MusicRecording
duration: PT3M21S
duration ms: 201240
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Markus Schäfer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T21:49:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x184687488b4386441ee58517942953e34aff9bf65ad09fe5981bfdf3ec2f98b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100035
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
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 0x184687488b4386441ee58517942953e34aff9bf65ad09fe5981bfdf3ec2f98b3. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100035.
  date published: 2026-07-30T22:27:30Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 35, Aria. "Geduld!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.587
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.4
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.191
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.404
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.017
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 36, Rezitative und Chöre. "Und der Hohepriester antworte"
type: MusicRecording
duration: PT1M53S
duration ms: 113493
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:36:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf23bd02afed5275d1dc5493826982ca5050ff9e1b843c1b1c5decdddeb9cbf8f
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/DEA802100036
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 0xf23bd02afed5275d1dc5493826982ca5050ff9e1b843c1b1c5decdddeb9cbf8f. 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/DEA802100036.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 36, Rezitative und Chöre. "Und der Hohepriester antworte"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.554
  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: 0.442
  additional property: Energy
    type: PropertyValue
    value: 0.154
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.916
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.624
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.387
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.252
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 37, Choral. "Wer hat dich so geschlagen"
type: MusicRecording
duration: PT0M47S
duration ms: 47653
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:00:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf676e7d319c3797189a752c8e63e65c23ef1d677d4b2262c8257bd178900eaa2
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/DEA802100037
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 0xf676e7d319c3797189a752c8e63e65c23ef1d677d4b2262c8257bd178900eaa2. 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/DEA802100037.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 37, Choral. "Wer hat dich so geschlagen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.403
  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: 0.199
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.737
  additional property: Liveness
    type: PropertyValue
    value: 0.351
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.416
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.873
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 38, Rezitative und Chor. "Petrus aber saß draußen im Palast"
type: MusicRecording
duration: PT2M25S
duration ms: 145373
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christine Schäfer
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Dorothea Röschmann
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100038
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T02:16:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb7d61ecd0038fa827bb46a07088627a5ae912d29c334c4772bd20a00e283b15e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960337
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960337
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100038
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:51:48Z
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 0xb7d61ecd0038fa827bb46a07088627a5ae912d29c334c4772bd20a00e283b15e. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/DEA802100038.
  date published: 2026-07-31T02:51:48Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 38, Rezitative und Chor. "Petrus aber saß draußen im Palast"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.278
  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: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.079
  additional property: Speechiness
    type: PropertyValue
    value: 0.105
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.14
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.629
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 39, Aria. "Erbarme dich"
type: MusicRecording
duration: PT6M2S
duration ms: 362600
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Bernarda Fink
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100039
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T15:38:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xabb4f193cf6e04b380132e270b6a75c993ee0a993aa807690844580e50c0fd5e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100039
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38Z
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 0xabb4f193cf6e04b380132e270b6a75c993ee0a993aa807690844580e50c0fd5e. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100039.
  date published: 2026-07-30T15:42:38Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 39, Aria. "Erbarme dich"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.473
  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: 0.241
  additional property: Energy
    type: PropertyValue
    value: 0.043
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.207
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.057
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.46
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 40, Choral. "Bin ich gleich von dir gewichen"
type: MusicRecording
duration: PT1M2S
duration ms: 62400
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:03:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x451762b40497184693437d98f744d0932c557e7461392ead99f64449f2e20f62
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/DEA802100040
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 0x451762b40497184693437d98f744d0932c557e7461392ead99f64449f2e20f62. 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/DEA802100040.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 40, Choral. "Bin ich gleich von dir gewichen"
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.409
  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: 0.254
  additional property: Energy
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    value: 0.137
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.355
  additional property: Liveness
    type: PropertyValue
    value: 0.236
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.17
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.233
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 41, Rezitative und Chor. "Des Morgens aber hielten alle Hohepriester"
type: MusicRecording
duration: PT1M46S
duration ms: 106920
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Oliver Widmer
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T07:08:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc48634bfeab947384ec106b7b6b5fc0b944a87fa28d709996864ca56bc2aafa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960368
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100041
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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 0xfc48634bfeab947384ec106b7b6b5fc0b944a87fa28d709996864ca56bc2aafa. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/DEA802100041.
  date published: 2026-07-31T08:26:41Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 41, Rezitative und Chor. "Des Morgens aber hielten alle Hohepriester"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.708
  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: 0.497
  additional property: Energy
    type: PropertyValue
    value: 0.119
  additional property: Speechiness
    type: PropertyValue
    value: 0.18
  additional property: Acousticness
    type: PropertyValue
    value: 0.939
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.119
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.362
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.677
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 42, Aria. "Gebt mir meinen Jesum wieder"
type: MusicRecording
duration: PT2M58S
duration ms: 178746
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Oliver Widmer
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100042
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:06:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf710d2fe301d09758dada8ff6ef64e244981a4eb5d97569f094ea7bb6e0df3ca
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/DEA802100042
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 0xf710d2fe301d09758dada8ff6ef64e244981a4eb5d97569f094ea7bb6e0df3ca. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100042.
  date published: 2026-07-30T08:30:10Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 42, Aria. "Gebt mir meinen Jesum wieder"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.32
  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: 0.527
  additional property: Energy
    type: PropertyValue
    value: 0.143
  additional property: Speechiness
    type: PropertyValue
    value: 0.074
  additional property: Acousticness
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    value: 0.952
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.681
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.516
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 43, Rezitativ. "Sie hielten aber einen Rat"
type: MusicRecording
duration: PT2M10S
duration ms: 130613
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T22:13:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbdd190d108284a0a84cfa275ac868a0ce2ede03c0faf6b4bbbbbb0870956b98d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960473
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960473
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100043
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T22:27:44Z
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 0xbdd190d108284a0a84cfa275ac868a0ce2ede03c0faf6b4bbbbbb0870956b98d. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/DEA802100043.
  date published: 2026-07-31T22:27:44Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 43, Rezitativ. "Sie hielten aber einen Rat"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.432
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.427
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.165
  additional property: Acousticness
    type: PropertyValue
    value: 0.891
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.188
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.445
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 44, Choral. "Befiehl du deine Wege"
type: MusicRecording
duration: PT1M3S
duration ms: 63480
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:07:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5471535796242e5ccdcc08e9f7fd0e5fa99ee15359924d0aef4fc943c7821f47
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/DEA802100044
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 0x5471535796242e5ccdcc08e9f7fd0e5fa99ee15359924d0aef4fc943c7821f47. 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/DEA802100044.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 44, Choral. "Befiehl du deine Wege"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.722
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.19
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.009
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.15
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.941
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 45, Rezitativ und Chor. "Auf das Fest aber hatte der Landpfleger"
type: MusicRecording
duration: PT2M21S
duration ms: 141640
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Christine Schäfer
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T04:22:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeeec7a90d0ea01e3cbaeb313cff4ade5b55609051d89cfe28535a172a949aed2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960348
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960348
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100045
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:17:02Z
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 0xeeec7a90d0ea01e3cbaeb313cff4ade5b55609051d89cfe28535a172a949aed2. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/DEA802100045.
  date published: 2026-07-31T05:17:02Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 45, Rezitativ und Chor. "Auf das Fest aber hatte der Landpfleger"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 178.623
  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: 0.477
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.218
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.524
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.337
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.03
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 46, Choral. "Wie wunderbarlich ist doch diese Strafe"
type: MusicRecording
duration: PT0M46S
duration ms: 46800
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Vienna Boys' Choir
by artist: Concentus Musicus Wien
in album: Bach: Matthäus-Passion, BWV 244 (Remastered)
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA802100046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T22:04:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36dd49d6acf36aa5f75699a7299fca0e9fe3902eb891822eed9f3a46c386089c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100046
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
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 0x36dd49d6acf36aa5f75699a7299fca0e9fe3902eb891822eed9f3a46c386089c. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802100046.
  date published: 2026-07-30T22:27:30Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 46, Choral. "Wie wunderbarlich ist doch diese Strafe"
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Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 48, Rezitativ. "Er hat uns allen wohlgetan"
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audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 48, Rezitativ. "Er hat uns allen wohlgetan"
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Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 49, Aria. "Aus Liebe will mein Heiland sterben"
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audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 49, Aria. "Aus Liebe will mein Heiland sterben"
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Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 50, Rezitative und Chöre. "Sie schrieen aber noch mehr"
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  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Matthäus-Passion, BWV 244, Pt. 2: No. 50, Rezitative und Chöre. "Sie schrieen aber noch mehr"
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Bach: Weihnachtsoratorium
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track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 1. Chorus: Jauchzet, frohlocket
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    date published: 2026-06-13T12:53:06Z
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track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 36. Chorus: Fallt mit Danken
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track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 2. Evangelista: Es begab sich aber zu der Zeit
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  audio: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 2. Evangelista: Es begab sich aber zu der Zeit
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 3. Recitativo (Alt): Nun wird mein liebster Bräutigam
track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 38. Rezitativ mit Choral: Immanuel, o süßes Wort!
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 4. Aria (Alt): Bereite dich, Zion
track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 39. Aria (Sopran): Flößt, mein Heiland
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 5. Choral: Wie soll ich dich empfangen
track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 40. Rezitativ mit Choral: Wohlan, dein Name soll allein
track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 41. Aria (Tenor): Ich will nur dir zu Ehren leben
track: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 42. Chorale: Jesus richte mein Beginnen
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 7. Choral: Er ist auf Erden kommen arm
track: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 43. Chor: Ehre sei dir, Gott, gesungen
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 8. Aria (Bass): Großer Herr, o starker König
track: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 9. Choral: Ach mein herzliebes Jesulein
track: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 45. Chor: Wo ist der neugeborne König der Jüden
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 10. Sinfonia
track: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 46. Choral: Dein Glanz all Finsternis verzehrt
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 11. Rezitativ (Tenor): Und es waren Hirten
track: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 47. Aria (Bass): Erleucht auch meine finstre Sinnen
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 12. Choral: Brich an, du schönes Morgenlicht
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 13. Rezitativ (Tenor): Und der Engel sprach zu ihnen
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 14. Rezitativ (Tenor): Was Gott dem Abraham verheißen
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 15. Aria (Tenor): Frohe Hirten, eilt, ach eilet
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 17. Choral: Schaut hin, da liegt im finstren Stall
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 18. Rezitativ (Bass): So geht denn hin, ihr Hirten
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 19. Aria (Alt): Schlafe, mein Liebster
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 21. Choral: Ehre sei Gott
track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 23. Choral: Wir singen dir in deinem Heer
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus: Herrscher des Himmels, erhöre das Lallen
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 26. Chorus: Lasset uns nun gehen
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 27. Rezitativ: (Bass): Er hat sein Volk getröst'
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 28. Choral: Dies hat er alles uns getan
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 29. Aria Duetto (Sopran, Bass): Herr, dein Mitleid
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 30. Evangelista: Und sie kamen eilend
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 31. Aria (Alt): Schließe, mein Herze
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 33. Choral: Ich will dich mit Fleiß bewahren
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 35. Choral: Seid froh dieweil
track: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus (da capo 1): Herrscher des Himmels

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date published: 2026-07-29T19:35:34Z

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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 3. Recitativo (Alt): Nun wird mein liebster Bräutigam
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  date published: 2026-07-02T03:55:08Z
audio: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 3. Recitativo (Alt): Nun wird mein liebster Bräutigam
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Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 38. Rezitativ mit Choral: Immanuel, o süßes Wort!
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T00:53:20Z
audio: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 38. Rezitativ mit Choral: Immanuel, o süßes Wort!
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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 4. Aria (Alt): Bereite dich, Zion
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  date published: 2026-07-06T06:56:49Z
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Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 39. Aria (Sopran): Flößt, mein Heiland
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subject of: OpenTimestamps Proof of Existence
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audio: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 39. Aria (Sopran): Flößt, mein Heiland
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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 5. Choral: Wie soll ich dich empfangen
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T11:35:32Z
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Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 40. Rezitativ mit Choral: Wohlan, dein Name soll allein
type: MusicRecording
duration: PT1M28S
duration ms: 88786
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Christian Gerhaher
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700537
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700537
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ea126e44405c95d928f3c5423321bed5db792cff5c3c5fc39caaacbaa3d4c5a. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700537.
  date published: 2026-07-30T12:45:34Z
audio: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 40. Rezitativ mit Choral: Wohlan, dein Name soll allein
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Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 41. Aria (Tenor): Ich will nur dir zu Ehren leben
type: MusicRecording
duration: PT4M52S
duration ms: 292080
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Werner Güra
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700538
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700538
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa055a630dd3a0c344b11504e99c1c44361d595e676789c96e4af4ba6554c22a3. 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/USBC10700538.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 41. Aria (Tenor): Ich will nur dir zu Ehren leben
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Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 42. Chorale: Jesus richte mein Beginnen
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duration: PT2M3S
duration ms: 123826
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700497
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T01:26:11+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700497
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:32:48Z
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
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  date published: 2026-07-30T01:32:48Z
audio: Weihnachtsoratorium, BWV 248: Part IV: Feast of Circumcision: 42. Chorale: Jesus richte mein Beginnen
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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 7. Choral: Er ist auf Erden kommen arm
type: MusicRecording
duration: PT3M0S
duration ms: 180666
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700458
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:28:04+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6d2044f3f788ae5fd64ea063fffd9df79e36261831ccfadd65ed53d900cea5bf
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USBC10700458
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 0x6d2044f3f788ae5fd64ea063fffd9df79e36261831ccfadd65ed53d900cea5bf. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700458.
  date published: 2026-07-06T06:56:49Z
audio: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 7. Choral: Er ist auf Erden kommen arm
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  additional property: Tempo (BPM)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 43. Chor: Ehre sei dir, Gott, gesungen
type: MusicRecording
duration: PT7M29S
duration ms: 449026
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700499
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:26:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x18df0aea09e3faede2a0b23ebdaec15504d2ae87c1af607d561def9ac521cdcb
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USBC10700499
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18df0aea09e3faede2a0b23ebdaec15504d2ae87c1af607d561def9ac521cdcb. 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/USBC10700499.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 43. Chor: Ehre sei dir, Gott, gesungen
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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 8. Aria (Bass): Großer Herr, o starker König
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duration: PT5M7S
duration ms: 307106
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Gerald Finley
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700459
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
  value: https://blockstream.info/api/block-height/959123
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700459
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x148e4d7192d62c4370b260370a66d259eb6e6f1a28c0c8a894815f5883c3ed4a. Chain 2 (Bitcoin): anchored in block 959123 (2026-07-22T11:35:32Z), 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/USBC10700459.
  date published: 2026-07-22T11:35:32Z
audio: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 8. Aria (Bass): Großer Herr, o starker König
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  additional property: Danceability
    type: PropertyValue
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Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 9. Choral: Ach mein herzliebes Jesulein
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duration: PT1M7S
duration ms: 67946
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700460
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960095
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700460
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 0xdec7a4af69400a4e1ea23d53b93f799358985eddc0761b12b6853e68ec49acd7. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700460.
  date published: 2026-07-29T11:07:37Z
audio: Weihnachtsoratorium, BWV 248: Part I: For the First Day of Christmas: 9. Choral: Ach mein herzliebes Jesulein
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 103.006
  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: 0.216
  additional property: Energy
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    value: 0.254
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.31
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.47
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.292
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 45. Chor: Wo ist der neugeborne König der Jüden
type: MusicRecording
duration: PT1M43S
duration ms: 103080
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T04:44:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd6c8572c347c17d0017f285a698e3d1eec6b1468278fb8c06453999d3768b38
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960209
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960209
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700501
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:15:54Z
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 0xbd6c8572c347c17d0017f285a698e3d1eec6b1468278fb8c06453999d3768b38. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/USBC10700501.
  date published: 2026-07-30T05:15:54Z
audio: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 45. Chor: Wo ist der neugeborne König der Jüden
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.726
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.339
  additional property: Energy
    type: PropertyValue
    value: 0.145
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.332
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.081
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.919
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 10. Sinfonia
type: MusicRecording
duration: PT5M17S
duration ms: 317506
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700462
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T13:41:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cff4565396077385d3414b6119c79216c125d72eca970affd29660a4ae11ea0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959137
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959137
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700462
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T14:03:35Z
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 0x6cff4565396077385d3414b6119c79216c125d72eca970affd29660a4ae11ea0. Chain 2 (Bitcoin): anchored in block 959137 (2026-07-22T14:03:35Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700462.
  date published: 2026-07-22T14:03:35Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 10. Sinfonia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.764
  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: 0.133
  additional property: Energy
    type: PropertyValue
    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.301
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.205
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 46. Choral: Dein Glanz all Finsternis verzehrt
type: MusicRecording
duration: PT0M56S
duration ms: 56040
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700502
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:07:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x11703c5dee82e6811194fc544ad25f5818231db291f6f34dcf226abb769eb8e4
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/USBC10700502
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 0x11703c5dee82e6811194fc544ad25f5818231db291f6f34dcf226abb769eb8e4. 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/USBC10700502.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 46. Choral: Dein Glanz all Finsternis verzehrt
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.312
  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: 0.255
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.259
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.186
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.953
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 11. Rezitativ (Tenor): Und es waren Hirten
type: MusicRecording
duration: PT0M36S
duration ms: 36706
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Werner Güra
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700463
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:17:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f6503298ccf45abe5ba9155ae6db328ac3c1d306aacfe3db2c931eac5dddae6
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/USBC10700463
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 0x4f6503298ccf45abe5ba9155ae6db328ac3c1d306aacfe3db2c931eac5dddae6. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700463.
  date published: 2026-07-07T18:39:05Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 11. Rezitativ (Tenor): Und es waren Hirten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.865
  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: 0.458
  additional property: Energy
    type: PropertyValue
    value: 0.124
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.154
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.368
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.21
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 47. Aria (Bass): Erleucht auch meine finstre Sinnen
type: MusicRecording
duration: PT4M23S
duration ms: 263373
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christian Gerhaher
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700503
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:01:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e254a1dc2b3191816d85a96e4276ef666c4cd1c7531b6ef6f5cb70ea7036bb1
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/USBC10700503
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 0x5e254a1dc2b3191816d85a96e4276ef666c4cd1c7531b6ef6f5cb70ea7036bb1. 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/USBC10700503.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part V: For the Sunday after New Year: 47. Aria (Bass): Erleucht auch meine finstre Sinnen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.995
  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: 0.321
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.477
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.246
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.246
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 12. Choral: Brich an, du schönes Morgenlicht
type: MusicRecording
duration: PT1M14S
duration ms: 74960
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700464
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:00:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x903fdc60768ddc4a4d953863147fe29e96e8ae66697e32bd81cf6ea35ed2af1e
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/USBC10700464
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 0x903fdc60768ddc4a4d953863147fe29e96e8ae66697e32bd81cf6ea35ed2af1e. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700464.
  date published: 2026-07-06T07:53:57Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 12. Choral: Brich an, du schönes Morgenlicht
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 13. Rezitativ (Tenor): Und der Engel sprach zu ihnen
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:04:01Z
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 14. Rezitativ (Tenor): Was Gott dem Abraham verheißen
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 14. Rezitativ (Tenor): Was Gott dem Abraham verheißen
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 15. Aria (Tenor): Frohe Hirten, eilt, ach eilet
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T11:30:20Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 15. Aria (Tenor): Frohe Hirten, eilt, ach eilet
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 17. Choral: Schaut hin, da liegt im finstren Stall
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T00:53:20Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 17. Choral: Schaut hin, da liegt im finstren Stall
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 18. Rezitativ (Bass): So geht denn hin, ihr Hirten
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T02:30:29Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 18. Rezitativ (Bass): So geht denn hin, ihr Hirten
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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 19. Aria (Alt): Schlafe, mein Liebster
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:04:01Z
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by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700473
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xa86d84b4d328dcb995b0c534dac2270c930bd79770935b1acfda3eafd8a4999c
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USBC10700473
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 0xa86d84b4d328dcb995b0c534dac2270c930bd79770935b1acfda3eafd8a4999c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700473.
  date published: 2026-07-07T18:39:05Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 21. Choral: Ehre sei Gott
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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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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Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 23. Choral: Wir singen dir in deinem Heer
type: MusicRecording
duration: PT1M23S
duration ms: 83546
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700475
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-06T18:56:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3b57bf67d73863e1d5488d7d7b3496517fe887a6847558da8ee4af006ce44bd6
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USBC10700475
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b57bf67d73863e1d5488d7d7b3496517fe887a6847558da8ee4af006ce44bd6. 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/USBC10700475.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 23. Choral: Wir singen dir in deinem Heer
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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    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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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus: Herrscher des Himmels, erhöre das Lallen
type: MusicRecording
duration: PT1M58S
duration ms: 118640
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700479
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T15:59:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xec13c00b99cd86a460c354b5e6e2c2ee020ec44b96dfd1dae7169b1f03f000ad
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USBC10700479
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 0xec13c00b99cd86a460c354b5e6e2c2ee020ec44b96dfd1dae7169b1f03f000ad. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700479.
  date published: 2026-07-29T19:35:34Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus: Herrscher des Himmels, erhöre das Lallen
  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
    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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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 26. Chorus: Lasset uns nun gehen
type: MusicRecording
duration: PT0M49S
duration ms: 49093
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700481
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:23:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa39e3d22f95fd1d364414f6913544020e23c5bc38efb1a3fddbcc80928025f6d
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/USBC10700481
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 0xa39e3d22f95fd1d364414f6913544020e23c5bc38efb1a3fddbcc80928025f6d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700481.
  date published: 2026-07-30T08:30:10Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 26. Chorus: Lasset uns nun gehen
  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: 0.422
  additional property: Energy
    type: PropertyValue
    value: 0.323
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  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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    value: Ab
  additional property: Mode Name
    type: PropertyValue
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 27. Rezitativ: (Bass): Er hat sein Volk getröst'
type: MusicRecording
duration: PT0M42S
duration ms: 42680
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Gerald Finley
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700482
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T01:38:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb819ad3837e5eabe1228fdcf364b1022fe5fc279937156ce84f7344679412a17
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960191
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960191
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700482
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:51:26Z
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 0xb819ad3837e5eabe1228fdcf364b1022fe5fc279937156ce84f7344679412a17. Chain 2 (Bitcoin): anchored in block 960191 (2026-07-30T01:51:26Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700482.
  date published: 2026-07-30T01:51:26Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 27. Rezitativ: (Bass): Er hat sein Volk getröst'
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.422
  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
    type: PropertyValue
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  additional property: Valence (Positivity)
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 28. Choral: Dies hat er alles uns getan
type: MusicRecording
duration: PT0M45S
duration ms: 45653
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700483
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:01:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb180d8a07ce49b35b71bc68f9440d07168593947787daa54f2e904ef3792fdf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960175
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960175
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700483
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:16:15Z
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 0xbb180d8a07ce49b35b71bc68f9440d07168593947787daa54f2e904ef3792fdf. Chain 2 (Bitcoin): anchored in block 960175 (2026-07-30T00:16:15Z), 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/USBC10700483.
  date published: 2026-07-30T00:16:15Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 28. Choral: Dies hat er alles uns getan
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.531
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.177
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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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)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 29. Aria Duetto (Sopran, Bass): Herr, dein Mitleid
type: MusicRecording
duration: PT7M3S
duration ms: 423813
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Gerald Finley
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700484
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T11:21:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f1af919615b3e538fe9a84a0085a2c96ed6e4604c4d19ac957df8eb21878f17
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700484
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20Z
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
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  date published: 2026-07-29T11:30:20Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 29. Aria Duetto (Sopran, Bass): Herr, dein Mitleid
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 30. Evangelista: Und sie kamen eilend
type: MusicRecording
duration: PT1M10S
duration ms: 70066
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Werner Güra
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700485
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700485
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: 2026-07-30T14:36:16Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 30. Evangelista: Und sie kamen eilend
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 31. Aria (Alt): Schließe, mein Herze
type: MusicRecording
duration: PT4M55S
duration ms: 295146
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Bernarda Fink
by artist: Concentus Musicus Wien
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700486
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
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  date published: 2026-07-30T04:47:22Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 31. Aria (Alt): Schließe, mein Herze
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 33. Choral: Ich will dich mit Fleiß bewahren
type: MusicRecording
duration: PT0M55S
duration ms: 55053
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700488
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700488
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1486904647656fbfdcb0a3f06fe1ecc295a1ca7a643aa1d9339d05495e8f0d98. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700488.
  date published: 2026-07-30T12:45:34Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 33. Choral: Ich will dich mit Fleiß bewahren
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 35. Choral: Seid froh dieweil
type: MusicRecording
duration: PT0M54S
duration ms: 54733
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700490
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700490
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1be6c9f065726f224153bc2a312e293465c1823e0c9716d0990b3b43131226f. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700490.
  date published: 2026-07-07T16:07:00Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 35. Choral: Seid froh dieweil
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Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus (da capo 1): Herrscher des Himmels
type: MusicRecording
duration: PT2M11S
duration ms: 131373
explicit: false
by artist: Johann Sebastian Bach
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
by artist: Arnold Schoenberg Chor
in album: Bach: Weihnachtsoratorium
  type: MusicAlbum
  date published: 2007-11-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: USBC10700491
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700491
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x813e6b3dfdd3cee63404a8045e28c512cece55a1bfee4598ddac12fcb5155acb. 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/USBC10700491.
  date published: 2026-07-08T03:20:19Z
audio: Weihnachtsoratorium, BWV 248: Part III: For the Third Day of Christmas: 24. Chorus (da capo 1): Herrscher des Himmels
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Reimann, A.: Mendelssohn oder soll es Tod bedeuten? / String Quartet No. 3
type: MusicAlbum
date published: 2010-03-05

Krenek: Lieder
type: MusicAlbum
date published: 2016-01-01

Abbado A-Z: Vivaldi - Wagner + Galas & Recitals
type: MusicAlbum
date published: 2023-05-05
track: The Four Seasons, Violin Concerto in E Major, Op. 8/1, RV 269 "Spring": I. Allegro
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  by artist: Viktoria Mullova
  by artist: Chamber Orchestra of Europe
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    date published: 2023-05-05
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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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-08T03:20:19Z
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    date published: 2026-07-31T05:48:18Z
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    date published: 2026-07-30T17:23:26Z
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track: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Presto - Live
track: Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
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track: Symphony No. 33 in B-Flat Major, K. 319: IV. Finale. Allegro assai - Live
track: Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
track: Symphony No. 41 in C Major, K. 551 "Jupiter": I. Allegro vivace - Live
track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": II. Andante
track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": III. Rondeau. Tempo di menuetto
track: Piano Concerto No. 15 in B-Flat Major, K. 450: II. Andante
track: Piano Concerto No. 15 in B-Flat Major, K. 450: III. Allegro

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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
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9653f332b92f685763a5e57541d29101e66af3677f8460845b17a3b306e4a8c4. 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/DEN960601733.
date published: 2026-07-08T08:56:20Z

Symphony No. 35 in D Major, K. 385 "Haffner": III. Menuetto - Live
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 141.201
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: 0.407
additional property: Energy
  type: PropertyValue
  value: 0.017
additional property: Speechiness
  type: PropertyValue
  value: 0.057
additional property: Acousticness
  type: PropertyValue
  value: 0.985
additional property: Instrumentalness
  type: PropertyValue
  value: 0.045
additional property: Liveness
  type: PropertyValue
  value: 0.264
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.38
additional property: Loudness (dB)
  type: PropertyValue
  value: -24.545
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Symphony No. 35 in D Major, K. 385 "Haffner": IV. Presto - Live
type: MusicRecording
duration: PT3M51S
duration ms: 231503
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601734
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:59:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1781561f873d878a7bee2d7a2c83722ffe38c9871ecb47d589fcc25b2f17c19
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/DEN960601734
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 0xf1781561f873d878a7bee2d7a2c83722ffe38c9871ecb47d589fcc25b2f17c19. 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/DEN960601734.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Presto - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.698
  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: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.174
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.617
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.458
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.675
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
type: MusicRecording
duration: PT10M30S
duration ms: 630466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601721
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:33:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x39eea705b81ff990336dcba7fe055390c133df38663b851c1099740b4c9b0779
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/DEN960601721
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 0x39eea705b81ff990336dcba7fe055390c133df38663b851c1099740b4c9b0779. 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/DEN960601721.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.696
  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: 0.424
  additional property: Energy
    type: PropertyValue
    value: 0.102
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.931
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.761
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.466
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.845
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 29 in A Major, K. 201: II. Andante - Live
type: MusicRecording
duration: PT10M14S
duration ms: 614813
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601722
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T02:12:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f9505758b23f0239b76ef819a1138ab95e228955c51bb7c37f78903d5e89cd4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960337
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960337
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601722
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:51:48Z
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 0x3f9505758b23f0239b76ef819a1138ab95e228955c51bb7c37f78903d5e89cd4. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/DEN960601722.
  date published: 2026-07-31T02:51:48Z
audio: Symphony No. 29 in A Major, K. 201: II. Andante - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.254
  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: 0.169
  additional property: Energy
    type: PropertyValue
    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.044
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.161
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.255
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 29 in A Major, K. 201: III. Menuetto - Live
type: MusicRecording
duration: PT3M18S
duration ms: 198746
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601723
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T08:41:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6313e435c48bc5d00c0ddcf67ce51243dd86ecd5e9ab4f1c8b0df2c349e784b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960376
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960376
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601723
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:09:19Z
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 0xb6313e435c48bc5d00c0ddcf67ce51243dd86ecd5e9ab4f1c8b0df2c349e784b. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/DEN960601723.
  date published: 2026-07-31T09:09:19Z
audio: Symphony No. 29 in A Major, K. 201: III. Menuetto - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.936
  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: 0.357
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.162
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.4
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.002
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 29 in A Major, K. 201: IV. Allegro con spirito - Live
type: MusicRecording
duration: PT6M40S
duration ms: 400600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601724
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:31:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaddc260547666eed3364a3b3a23743754342c61eadccb6ecc0302687ab43ffe9
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/DEN960601724
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 0xaddc260547666eed3364a3b3a23743754342c61eadccb6ecc0302687ab43ffe9. 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/DEN960601724.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 29 in A Major, K. 201: IV. Allegro con spirito - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.686
  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: 0.516
  additional property: Energy
    type: PropertyValue
    value: 0.149
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.841
  additional property: Liveness
    type: PropertyValue
    value: 0.34
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.368
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.499
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
type: MusicRecording
duration: PT6M23S
duration ms: 383146
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960500851
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:03:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37edd336eb0de479cb8540d24341d9abd8315059e4bc226b29a7327b535497c8
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/DEN960500851
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 0x37edd336eb0de479cb8540d24341d9abd8315059e4bc226b29a7327b535497c8. 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/DEN960500851.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.087
  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: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.82
  additional property: Liveness
    type: PropertyValue
    value: 0.156
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.269
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.5
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 33 in B-Flat Major, K. 319: II. Andante moderato - Live
type: MusicRecording
duration: PT3M59S
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by artist: Orchestra Mozart
by artist: Claudio Abbado
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genre: classical-era
genre: classical-piano
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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: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: II. Andante moderato - Live
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Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
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by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
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genre: classical
genre: classical-era
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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: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
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Symphony No. 33 in B-Flat Major, K. 319: IV. Finale. Allegro assai - Live
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by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:42:35Z
audio: Symphony No. 33 in B-Flat Major, K. 319: IV. Finale. Allegro assai - Live
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Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
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duration: PT17M40S
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
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  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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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: 2026-07-08T03:20:19Z
audio: Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
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Symphony No. 41 in C Major, K. 551 "Jupiter": I. Allegro vivace - Live
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duration: PT11M27S
duration ms: 687213
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
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  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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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: 2026-07-31T19:53:13Z
audio: Symphony No. 41 in C Major, K. 551 "Jupiter": I. Allegro vivace - Live
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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duration: PT8M25S
duration ms: 505452
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rudolf Serkin
by artist: London Symphony Orchestra
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
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
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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: 2026-07-08T03:20:19Z
audio: Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": II. Andante
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genre: classical-era
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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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Piano Concerto No. 8 in C Major, K. 246 "Lützow": III. Rondeau. Tempo di menuetto
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track: Cantata, BWV 197 "Gott ist unsere Zuversicht": Aria "Vergnügen und Lust" (Soprano)

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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 0x66a21fa5ac6123dfa532c3624d4653ee902bec949faf8e6fb9913cb48b1c672f. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802770.
date published: 2026-07-31T00:26:26Z

Cantata, BWV 204 "Ich bin vergnügt": Aria "Die Schätzbarkeit der weiten Erde"
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 108.779
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: 0.446
additional property: Energy
  type: PropertyValue
  value: 0.142
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.977
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.08
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.67
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.376
additional property: Key Name
  type: PropertyValue
  value: F
additional property: Mode Name
  type: PropertyValue
  value: Major

Liebster Jesu, mein Verlangen Cantata, BWV 32: III. Aria: Hier, in meines Vaters Stätte
type: MusicRecording
duration: PT7M9S
duration ms: 429373
explicit: false
by artist: Johann Sebastian Bach
by artist: Matthias Goerne
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960900900
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:00:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc2b16f4856500f97d3e719d03ac8c8d8ba93e8bdb85b702f2f8aaef830c2ad2
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/DEN960900900
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 0xcc2b16f4856500f97d3e719d03ac8c8d8ba93e8bdb85b702f2f8aaef830c2ad2. 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/DEN960900900.
  date published: 2026-07-08T03:20:19Z
audio: Liebster Jesu, mein Verlangen Cantata, BWV 32: III. Aria: Hier, in meines Vaters Stätte
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.14
  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: 0.127
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.3
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.342
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Zerreißet, zersprenget, zertrümmert die Gruft Dramma per musica, BWV 205: IX. Aria Soprano: "Angenehmer Zephyrus"
type: MusicRecording
duration: PT3M29S
duration ms: 209453
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802780
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T23:11:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x827abb1a71912b270a41576d8cd03379d10a623639a8fd999b73bb0b7cadb8cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
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/DEN960802780
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 0x827abb1a71912b270a41576d8cd03379d10a623639a8fd999b73bb0b7cadb8cc. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802780.
  date published: 2026-07-31T00:26:26Z
audio: Zerreißet, zersprenget, zertrümmert die Gruft Dramma per musica, BWV 205: IX. Aria Soprano: "Angenehmer Zephyrus"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.95
  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: 0.294
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.616
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.672
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass in B minor, BWV 232 / Gloria: Laudamus te
type: MusicRecording
duration: PT3M49S
duration ms: 229906
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802790
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:11:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd6eb71f6b189f2a3da808cda2514fb6dd93a69b7943dc2ecaa2110c60aa7e80
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/DEN960802790
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 0xdd6eb71f6b189f2a3da808cda2514fb6dd93a69b7943dc2ecaa2110c60aa7e80. 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/DEN960802790.
  date published: 2026-07-08T03:20:19Z
audio: Mass in B minor, BWV 232 / Gloria: Laudamus te
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.466
  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: 0.32
  additional property: Energy
    type: PropertyValue
    value: 0.172
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.19
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.484
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.674
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ich lasse dich nicht, du segnest mich denn (Cantata BWV 157): Ja, ja ich halte meinen Jesum fest
type: MusicRecording
duration: PT6M18S
duration ms: 378333
explicit: false
by artist: Johann Sebastian Bach
by artist: Matthias Goerne
by artist: Hilary Hahn
by artist: Henrik Wiese
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960900910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:31:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67644df759e3bb88c70909996b9167a5d8e5233795faa0484662b57648710a71
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/DEN960900910
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 0x67644df759e3bb88c70909996b9167a5d8e5233795faa0484662b57648710a71. 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/DEN960900910.
  date published: 2026-07-08T03:20:19Z
audio: Ich lasse dich nicht, du segnest mich denn (Cantata BWV 157): Ja, ja ich halte meinen Jesum fest
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.569
  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: 0.306
  additional property: Energy
    type: PropertyValue
    value: 0.198
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.21
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.389
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.488
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Cantata "Wer mich liebet, der wird mein Wort halten" BWV 59: IV. Aria: "Die Welt mit allen Königreichen"
type: MusicRecording
duration: PT3M5S
duration ms: 185960
explicit: false
by artist: Johann Sebastian Bach
by artist: Matthias Goerne
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802800
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:38:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c391863d9022b2bb4859f689f3e8b9f56fb1f6280e60b85ce15c60497eecd11
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/DEN960802800
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 0x7c391863d9022b2bb4859f689f3e8b9f56fb1f6280e60b85ce15c60497eecd11. 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/DEN960802800.
  date published: 2026-07-08T03:20:19Z
audio: Cantata "Wer mich liebet, der wird mein Wort halten" BWV 59: IV. Aria: "Die Welt mit allen Königreichen"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.392
  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: 0.244
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.205
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.368
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Cantata, BWV 58 "Ach Gott, wie manches Herzeleid": Aria "Ich bin vergnügt in meinem Leiden" (Soprano)
type: MusicRecording
duration: PT3M44S
duration ms: 224240
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T00:02:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce660de95db6b88d705a91fc88e7a90af82fa507ac9c12f8d7428a2fb104c2d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
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/DEN960802810
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
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  date published: 2026-07-31T00:26:26Z
audio: Cantata, BWV 58 "Ach Gott, wie manches Herzeleid": Aria "Ich bin vergnügt in meinem Leiden" (Soprano)
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Cantata, BWV117: VI. Wenn Trost und Hülf' ermangeln muß
type: MusicRecording
duration: PT4M2S
duration ms: 242826
explicit: false
by artist: Johann Sebastian Bach
by artist: Matthias Goerne
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802820
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802820
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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x330245e4bddde593d8693db78659483298746dee788c2996e250ccc7f1831aab. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/DEN960802820.
  date published: 2026-07-31T08:26:41Z
audio: Cantata, BWV117: VI. Wenn Trost und Hülf' ermangeln muß
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Der Friede sei mit dir: Cantata, BWV 158: II. Aria & Choral: Welt, ade, ich bin dein müde
type: MusicRecording
duration: PT5M49S
duration ms: 349520
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Matthias Goerne
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802830
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802830
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34b9f3c34960071c06c4d1d3973bb154c542784b28b4178b369b50f31198f398. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/DEN960802830.
  date published: 2026-07-31T08:26:41Z
audio: Der Friede sei mit dir: Cantata, BWV 158: II. Aria & Choral: Welt, ade, ich bin dein müde
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St. Matthew Passion, BWV 244 / Part Two (Arr. Mendelssohn 1841): XXXIX. Aria (Alto): "Erbarme dich"
type: MusicRecording
duration: PT6M31S
duration ms: 391520
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802840
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T05:16:53+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04734054faf9fad30ffe0e43af0a772d417a577cc162df587ba981a2ae76753d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802840.
  date published: 2026-07-30T06:57:05Z
audio: St. Matthew Passion, BWV 244 / Part Two (Arr. Mendelssohn 1841): XXXIX. Aria (Alto): "Erbarme dich"
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Cantata, BWV 197 "Gott ist unsere Zuversicht": Aria "Vergnügen und Lust" (Soprano)
type: MusicRecording
duration: PT3M7S
duration ms: 187040
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Hilary Hahn
by artist: Munich Chamber Orchestra
by artist: Alexander Liebreich
by artist: Marie-Luise Modersohn
by artist: Eva Maria Buttkewitz
by artist: Rosario Conte
by artist: Kristin von der Goltz
by artist: Naoki Kitaya
in album: Bach - Violin and Voice
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEN960802850
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T12:41:23+00:00
additional property: CopyrightChainExplorerURL
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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/960403
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802850
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 0x83a5545bebe24555b0c2ecf6269c59a2135ed2e1d7a4a2c182c01309170d3c04. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802850.
  date published: 2026-07-31T13:04:34Z
audio: Cantata, BWV 197 "Gott ist unsere Zuversicht": Aria "Vergnügen und Lust" (Soprano)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Liveness
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Work - Bach
type: MusicAlbum
date published: 2021-01-18
track: Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
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  duration: PT2M25S
  duration ms: 145373
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Paul Tortelier
  in album: Work - Bach
    type: MusicAlbum
    date published: 2021-01-18
  popularity: 3
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: GBAYD8200098
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8200098
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42a59f252d0950c3bbc7cace4a5e3e11deee3d7186d7e8b368b0df0be48cb2d9. 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/GBAYD8200098.
    date published: 2026-07-08T03:20:19Z
  audio: Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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track: The Well-Tempered Clavier: No. 1, Prelude and Fugue in C Major, BWV 846
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  duration: PT2M10S
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  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Ton Koopman
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    date published: 2021-01-18
  popularity: 2
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208203901
  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 0x61e58d34cd9eb80d1c847772a7d38137f3e1c6ef0641ea6ead2d165fed0ebe90. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/FRZ208203901.
    date published: 2026-07-31T02:19:15Z
  audio: The Well-Tempered Clavier: No. 1, Prelude and Fugue in C Major, BWV 846
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    additional property: Danceability
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    additional property: Energy
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track: Goldberg Variations, BWV. 988: I. Aria
track: Herz und Mund und Tat und Leben, BWV 147, Pt. 2: X. Chorale, Jesu bleibet meine Freude (Piano Version)
track: Goldberg Variations, BWV 988: II. Variation 1 a 1 clav.
track: Violin Concerto in A Minor, BWV 1041: I. Allegro
track: Cantata No. 208 'Sheep may safely graze' (arr. Marinner)
track: Mass in B Minor, BWV 232, Symbolum Nicenum: No. 16, Et incarnatus est (Chorus)
track: Concerto for Two Violins in D Minor, BWV 1043: III. Allegro
track: Sonata for Viola da Gamba in G Minor, BWV 1029: III. Allegro
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OpenTimestamps Proof of Existence
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date published: 2026-06-13T12:47:07Z

Suite No. 3 in D Major, BWV 1068: II. Air
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Goldberg Variations, BWV. 988: I. Aria
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:36:16Z
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Herz und Mund und Tat und Leben, BWV 147, Pt. 2: X. Chorale, Jesu bleibet meine Freude (Piano Version)
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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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Goldberg Variations, BWV 988: II. Variation 1 a 1 clav.
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subject of: OpenTimestamps Proof of Existence
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Violin Concerto in A Minor, BWV 1041: I. Allegro
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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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Cantata No. 208 'Sheep may safely graze' (arr. Marinner)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Mass in B Minor, BWV 232, Symbolum Nicenum: No. 16, Et incarnatus est (Chorus)
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additional property: OTSBitcoinBlockVerifyURL
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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: 2026-07-08T03:20:19Z
audio: Mass in B Minor, BWV 232, Symbolum Nicenum: No. 16, Et incarnatus est (Chorus)
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Concerto for Two Violins in D Minor, BWV 1043: III. Allegro
type: MusicRecording
duration: PT5M12S
duration ms: 312053
explicit: false
by artist: Johann Sebastian Bach
by artist: Anne-Sophie Mutter
by artist: Leslie Pearson
by artist: Salvatore Accardo
by artist: English Chamber Orchestra
in album: Work - Bach
  type: MusicAlbum
  date published: 2021-01-18
popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBAYC8200134
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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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
  type: DigitalDocument
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  date published: 2026-07-31T16:07:24Z
audio: Concerto for Two Violins in D Minor, BWV 1043: III. Allegro
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Sonata for Viola da Gamba in G Minor, BWV 1029: III. Allegro
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duration: PT3M56S
duration ms: 236760
explicit: false
by artist: Johann Sebastian Bach
by artist: Paul Tortelier
by artist: Robert Veyron-Lacroix
in album: Work - Bach
  type: MusicAlbum
  date published: 2021-01-18
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ206317703
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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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 0xe9034002d67912cd74ab094ac4d8b9daf11dd01f2678bbc48f4a7a68720ac08f. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ206317703.
  date published: 2026-07-31T18:48:12Z
audio: Sonata for Viola da Gamba in G Minor, BWV 1029: III. Allegro
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. Allegro
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duration: PT3M30S
duration ms: 210893
explicit: false
by artist: Johann Sebastian Bach
by artist: Andrei Gavrilov
by artist: John Constable
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: Work - Bach
  type: MusicAlbum
  date published: 2021-01-18
popularity: 8
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBAYC8600703
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 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7927d3589dca8bbeb4c8b4c4314c50968b99b2a1db4e94bac22755780d1a98. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600703.
  date published: 2026-07-07T18:39:05Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. Allegro
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Harpsichord Concerto No. 5 in F Minor, BWV. 1056: III. Presto
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duration: PT3M6S
duration ms: 186933
explicit: false
by artist: Johann Sebastian Bach
by artist: Andrei Gavrilov
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
by artist: John Constable
in album: Work - Bach
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  date published: 2021-01-18
popularity: 5
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBAYC8600705
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
  type: DigitalDocument
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  date published: 2026-07-30T05:15:54Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV. 1056: III. Presto
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  additional property: Musical Key
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Mozart 111 Vol. 2
type: MusicAlbum
date published: 2012-01-01
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  popularity: 4
  genre: classical
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  genre: classical-piano
  genre: opera
  genre: chamber-music
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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 0xf4ed86c160879fbf744d3ff6f8e01b56a33154e9d72115d7740b5472aa1e0a4d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203112.
    date published: 2026-07-30T07:28:30Z
  audio: Sonata For 2 Pianos In D, K. 448: 2. Andante
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track: Rondo in D Major, K. 485
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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: 2026-07-02T03:30:09Z
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    additional property: Danceability
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    additional property: Energy
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    additional property: Acousticness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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Mozart: Requiem
type: MusicAlbum
date published: 2004-07-12
track: Requiem in D Minor, K. 626: I. Introitus: Requiem
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  duration: PT4M57S
  duration ms: 297866
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  by artist: Wolfgang Amadeus Mozart
  by artist: Nikolaus Harnoncourt
  by artist: Christine Schäfer
  by artist: Arnold Schoenberg Chor
  by artist: Concentus Musicus Wien
  by artist: Vienna State Opera Chorus
  in album: Mozart: Requiem
    type: MusicAlbum
    date published: 2004-07-12
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEE470400094
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    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 0xffb69ead74b05a45dcf1b92ce12bbef1551f2ed7224548c6293dd79e2785987d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400094.
    date published: 2026-06-13T13:32:09Z
  audio: Requiem in D Minor, K. 626: I. Introitus: Requiem
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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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track: Requiem in D Minor, K. 626: II. Kyrie: Kyrie
  type: MusicRecording
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  by artist: Wolfgang Amadeus Mozart
  by artist: Nikolaus Harnoncourt
  by artist: Arnold Schoenberg Chor
  by artist: Concentus Musicus Wien
  by artist: Vienna State Opera Chorus
  in album: Mozart: Requiem
    type: MusicAlbum
    date published: 2004-07-12
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEE470400095
  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: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400095
  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 0x27e4dd9e428cc576407be0afb1406e04e80d939c807e3fc3378b9608f702d827. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400095.
    date published: 2026-07-02T03:30:09Z
  audio: Requiem in D Minor, K. 626: II. Kyrie: Kyrie
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    additional property: Tempo (BPM)
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track: Requiem in D Minor, K. 626: III. Sequentia: Dies irae
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  duration: PT1M50S
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  by artist: Wolfgang Amadeus Mozart
  by artist: Nikolaus Harnoncourt
  by artist: Arnold Schoenberg Chor
  by artist: Concentus Musicus Wien
  by artist: Vienna State Opera Chorus
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  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEE470400096
  additional property: CopyrightID
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  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 in D Minor, K. 626: III. Sequentia: Dies irae
track: Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
track: Requiem in D Minor, K. 626: III. Sequentia: Rex tremendae
track: Requiem in D Minor, K. 626: III. Sequentia: Recordare
track: Requiem in D Minor, K. 626: III. Sequentia: Confutatis
track: Requiem in D Minor, K. 626: III. Sequentia: Lacrimosa
track: Requiem in D Minor, K. 626: IV. Offertorium: Domine Jesu
track: Requiem in D Minor, K. 626: IV. Offertorium: Hostias
track: Requiem in D Minor, K. 626: V. Sanctus: Sanctus
track: Requiem in D Minor, K. 626: VI. Benedictus: Benedictus

Concentus Musicus Wien
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Vienna State Opera Chorus
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Mozart: Requiem
type: MusicAlbum
date published: 2004-07-12

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x4d77745fefae344cad47e8a34ec8f71235626de779e3b1736268d69e7841b53d

OTSHash
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OTSBitcoinBlock
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value: 956302

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956302

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400096

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:30:09Z

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 0x4d77745fefae344cad47e8a34ec8f71235626de779e3b1736268d69e7841b53d. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400096.
date published: 2026-07-02T03:30:09Z

Requiem in D Minor, K. 626: III. Sequentia: Dies irae
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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: Time Signature
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additional property: Danceability
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additional property: Speechiness
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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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Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
type: MusicRecording
duration: PT3M52S
duration ms: 232466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Bernarda Fink
by artist: Kurt Streit
by artist: Gerald Finley
by artist: Concentus Musicus Wien
by artist: Rachel Yakar
by artist: Ortrun Wenkel
by artist: Kurt Equiluz
by artist: Robert Holl
in album: Mozart: Requiem
  type: MusicAlbum
  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE470400097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:41:42+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400097
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb21ece4c1cb832eae85beee87aea7885f7c827e0bcba750bd3631625fb94a1ee. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400097.
  date published: 2026-07-02T05:09:12Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
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  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Mode Name
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Requiem in D Minor, K. 626: III. Sequentia: Rex tremendae
type: MusicRecording
duration: PT1M58S
duration ms: 118426
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
in album: Mozart: Requiem
  type: MusicAlbum
  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE470400098
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400098
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 0xa07335945af22c46408ec9e744a06d3cdc5b8d536eef20efc5ee057203b0c7b4. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400098.
  date published: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Rex tremendae
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  additional property: Mode (Major/Minor)
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Requiem in D Minor, K. 626: III. Sequentia: Recordare
type: MusicRecording
duration: PT6M19S
duration ms: 379533
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Bernarda Fink
by artist: Kurt Streit
by artist: Gerald Finley
by artist: Concentus Musicus Wien
by artist: Rachel Yakar
by artist: Ortrun Wenkel
by artist: Kurt Equiluz
by artist: Robert Holl
in album: Mozart: Requiem
  type: MusicAlbum
  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE470400099
additional property: CopyrightID
additional property: CopyrightStatus
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  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE470400099
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Recordare
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Requiem in D Minor, K. 626: III. Sequentia: Confutatis
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duration ms: 155546
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by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
in album: Mozart: Requiem
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  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Confutatis
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Requiem in D Minor, K. 626: III. Sequentia: Lacrimosa
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duration: PT3M7S
duration ms: 187880
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
in album: Mozart: Requiem
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  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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: 2026-06-13T15:41:10Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Lacrimosa
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Requiem in D Minor, K. 626: IV. Offertorium: Domine Jesu
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duration: PT3M50S
duration ms: 230266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Bernarda Fink
by artist: Kurt Streit
by artist: Gerald Finley
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
in album: Mozart: Requiem
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  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: IV. Offertorium: Domine Jesu
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Requiem in D Minor, K. 626: IV. Offertorium: Hostias
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duration: PT3M2S
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by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
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genre: classical-era
genre: classical-piano
genre: opera
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
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  date published: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: IV. Offertorium: Hostias
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Requiem in D Minor, K. 626: V. Sanctus: Sanctus
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by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Vienna State Opera Chorus
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genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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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: 2026-07-02T03:55:08Z
audio: Requiem in D Minor, K. 626: V. Sanctus: Sanctus
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Requiem in D Minor, K. 626: VI. Benedictus: Benedictus
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by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Bernarda Fink
by artist: Kurt Streit
by artist: Gerald Finley
by artist: Arnold Schoenberg Chor
by artist: Concentus Musicus Wien
by artist: Rachel Yakar
by artist: Ortrun Wenkel
by artist: Kurt Equiluz
by artist: Robert Holl
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  date published: 2004-07-12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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