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type: MusicGroup
genre: requiem
popularity: 10
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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album: Joachim Raff: Welt-Ende · Gericht · Neue Welt
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album: Schneider: Das Weltgericht, Op. 46
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album: Reger: Sämtliche Choralkantaten
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album: Wagner: Parsifal (Live)
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T03:55:08Z
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      date published: 2026-07-07T16:07:00Z
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  track: Parsifal, Act I: Recht so! Habt Dank! - Live
  track: Parsifal, Act I: Wein und Brot des letzten Mahles - Live
  track: Parsifal, Act I: Was stehst du noch da? - Live
  track: Parsifal, Act II: Die Zeit ist da - Live
  track: Parsifal, Act II: Hier war das Tosen! - Live
  track: Parsifal, Act II: Ich sah das Kind an seiner Mutter Brust - Live
  track: Parsifal, Act II: Amfortas! Die Wunde! - Live
  track: Parsifal, Act II: Gelobter Held! Entflieh dem Wahn! - Live
  track: Parsifal, Act III: Prelude - Live
  track: Parsifal, Act III: Von dorther kam das Stöhnen - Live
  track: Parsifal, Act III: Wer nahet dort dem heil’gen Quell? - Live
  track: Parsifal, Act III: Nicht so! Die heil’ge Quelle selbst erquicke unsres Pilgers Bad - Live
  track: Parsifal, Act III: Wie dünkt mich doch die Aue heut so schön! - Live
  track: Parsifal, Act III: Ja, wehe! Wehe! Weh über mich! - Live
  track: Parsifal, Act III: Höchsten Heiles Wunder - Live
  track: Parsifal, Act II: Komm, komm! Holder Knabe! - Live
  track: Parsifal, Act II: Lasst ab! Ihr fangt mich nicht! – Parsifal! Weile! - Live
album: Mendelssohn: Symphonies
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album: Johann Sebastian Bach: Johannes-Passion BWV 245
album: Joseph Haydn: Stabat Mater
album: J.S. Bach: St. Matthew Passion, BWV 244
album: Vision. Bach, Vol. 4
album: Vision. Bach, Vol. 3
album: J.S. Bach: Magnificat, BWV 243 - C.P.E. Bach: Magnificat, Wq. 215
album: W.A. Mozart: Complete Masses, Vol. 1
album: Gustav Schreck: Christus, der Auferstandene
album: Vision. Bach, Vol. 5
album: J.S. Bach: Jesus nahm zu sich die Zwölfe, BWV 22
album: Vaughan Williams: Along the Field
album: Spohr: 6 Gesänge, Op. 154
album: Holst: 4 Songs for Voice and Violin, Op. 35
album: Max Reger: Das Werk für Männerchor Vol. 3 (Max Reger: The Works for Men's Choir, Vol. 3)
album: Magdeburger Kantaten
album: Requiem

Parsifal, Act I: Was stehst du noch da? - Live
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genre: opera
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:20:19Z
audio: Parsifal, Act I: Was stehst du noch da? - Live
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Parsifal, Act II: Hier war das Tosen! - Live
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  date published: 2026-07-08T03:20:19Z
audio: Parsifal, Act II: Hier war das Tosen! - Live
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Parsifal, Act II: Komm, komm! Holder Knabe! - Live
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  date published: 2026-07-30T14:44:50Z
audio: Parsifal, Act II: Komm, komm! Holder Knabe! - Live
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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

Parsifal, Act II: Lasst ab! Ihr fangt mich nicht! – Parsifal! Weile! - Live
type: MusicRecording
duration: PT6M5S
duration ms: 365453
explicit: false
by artist: Richard Wagner
by artist: Andreas Schager
by artist: Elina Garanca
by artist: Evelin Novak
by artist: Camille Schnoor
by artist: Margaret Plummer
by artist: Julia Grüter
by artist: Betsy Horne
by artist: Marie Henriette Reinhold
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4bf17c2511b735f7cd98e4d714bdc1ece05fd71a41e21638e00aa9f763c66fd. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433322.
  date published: 2026-07-30T14:36:16Z
audio: Parsifal, Act II: Lasst ab! Ihr fangt mich nicht! – Parsifal! Weile! - Live
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additional property: OTSBitcoinBlockVerifyURL
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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

Symphony No. 2, Op. 52, "Lobgesang": V. Sopran I und II solo: Ich harrete des Herrn / Chor: Wohl dem, der seine Hoffnung setzt auf den Herrn
type: MusicRecording
duration: PT4M51S
duration ms: 291586
explicit: false
by artist: Felix Mendelssohn
by artist: Tonhalle-Orchester Zürich
by artist: Paavo Järvi
by artist: Chen Reiss
by artist: Marie Henriette Reinhold
by artist: Patrick Grahl
by artist: Zürcher Sing-Akademie
by artist: Florian Helgath
in album: Mendelssohn: Symphonies
  type: MusicAlbum
  date published: 2024-03-15
genre: classical
genre: early-romantic-era
genre: german-romanticism
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x574486ea4aaf0c73519dec7eeebf99a33de34708fe0621f0357fdc82b936f723. 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/FR50X2300415.
  date published: 2026-07-31T05:17:02Z
audio: Symphony No. 2, Op. 52, "Lobgesang": V. Sopran I und II solo: Ich harrete des Herrn / Chor: Wohl dem, der seine Hoffnung setzt auf den Herrn
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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

Messe h-Moll, BWV 232, I. Kyrie: No. 2, Christe eleison
type: MusicRecording
duration: PT4M22S
duration ms: 262413
explicit: false
by artist: Johann Sebastian Bach
by artist: Andreas Reize
by artist: Gewandhausorchester
by artist: Miriam Feuersinger
by artist: Marie Henriette Reinhold
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79863149f0da3c1b8abae7bc2bc7f233cdc658cc7d61b32733910a6904e9dcd0. 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/DEN422306002.
  date published: 2026-07-30T04:47:22Z
audio: Messe h-Moll, BWV 232, I. Kyrie: No. 2, Christe eleison
  type: AudioObject
  additional property: Tempo (BPM)
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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

Messe h-Moll, BWV 232, II. Gloria: No. 3, Laudamus te
type: MusicRecording
duration: PT4M2S
duration ms: 242213
explicit: false
by artist: Johann Sebastian Bach
by artist: Andreas Reize
by artist: Gewandhausorchester
by artist: Marie Henriette Reinhold
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x241511f14b891e29c50697fdb449cbb6fae85fdcab1cd5b50ab7495c94d1e5bb. Chain 2 (Bitcoin): anchored in block 960153 (2026-07-29T21:57:12Z), 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/DEN422306006.
  date published: 2026-07-29T21:57:12Z
audio: Messe h-Moll, BWV 232, II. Gloria: No. 3, Laudamus te
  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: Energy
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Stabat Mater, Hob.XXa:1: II. O quam tristis et afflicta
type: MusicRecording
duration: PT6M52S
duration ms: 412612
explicit: false
by artist: Joseph Haydn
by artist: Marie Henriette Reinhold
by artist: Hofkapelle Stuttgart
by artist: Frieder Bernius
in album: Joseph Haydn: Stabat Mater
  type: MusicAlbum
  date published: 2018-01-26
popularity: 0
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c3153f40e13919ef67ade9da431d67d2322850feec71fafaf77958808907f49. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB111716002.
  date published: 2026-08-01T02:22:04Z
audio: Stabat Mater, Hob.XXa:1: II. O quam tristis et afflicta
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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additional property: CopyrightID
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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

Stabat Mater, Hob.XXa:1: X. Virgo virginium praeclara
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duration: PT6M31S
duration ms: 391046
explicit: false
by artist: Joseph Haydn
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by artist: Marie Henriette Reinhold
by artist: Colin Balzer
by artist: Sebastian Noack
by artist: Kammerchor Stuttgart
by artist: Hofkapelle Stuttgart
by artist: Frieder Bernius
in album: Joseph Haydn: Stabat Mater
  type: MusicAlbum
  date published: 2018-01-26
popularity: 0
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
audio: Stabat Mater, Hob.XXa:1: X. Virgo virginium praeclara
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Stabat Mater, Hob.XXa:1: XIIIb. Paradisi gloria
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duration: PT3M14S
duration ms: 194473
explicit: false
by artist: Joseph Haydn
by artist: Sarah Wegener
by artist: Marie Henriette Reinhold
by artist: Colin Balzer
by artist: Sebastian Noack
by artist: Kammerchor Stuttgart
by artist: Hofkapelle Stuttgart
by artist: Frieder Bernius
in album: Joseph Haydn: Stabat Mater
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  date published: 2018-01-26
popularity: 0
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:22:46Z
audio: Stabat Mater, Hob.XXa:1: XIIIb. Paradisi gloria
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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

St. Matthew Passion, BWV 244, Pt. 1: No. 5, Du lieber Heiland du
type: MusicRecording
duration: PT0M48S
duration ms: 48964
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
by artist: Marie Henriette Reinhold
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdadaa91d1e84e8ac9e996eaaac2f6201bf0c94ed8a5e93f5a9efda9cc367f807. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153505.
  date published: 2026-07-31T12:24:41Z
audio: St. Matthew Passion, BWV 244, Pt. 1: No. 5, Du lieber Heiland du
  type: AudioObject
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  additional property: Danceability
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  additional property: Loudness (dB)
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isrc code: DERK62153505
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: ContentHash
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244, Pt. 1: No. 6, Buß und Reu
type: MusicRecording
duration: PT4M1S
duration ms: 241813
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
by artist: Marie Henriette Reinhold
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2427d098045c804a19bdade3b6e11d574c78438802e4bf6d1153e960373bd9d3. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153506.
  date published: 2026-07-31T17:29:52Z
audio: St. Matthew Passion, BWV 244, Pt. 1: No. 6, Buß und Reu
  type: AudioObject
  additional property: Tempo (BPM)
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isrc code: DERK62153506
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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

St. Matthew Passion, BWV 244, Pt. 2: No. 30, Ach, nun ist mein Jesus hin
type: MusicRecording
duration: PT3M13S
duration ms: 193927
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
by artist: Marie Henriette Reinhold
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb98d7253e65d8bedd9384830d726e4cbb51386f62604522cff2cece109c82aa. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/DERK62153530.
  date published: 2026-07-31T23:30:38Z
audio: St. Matthew Passion, BWV 244, Pt. 2: No. 30, Ach, nun ist mein Jesus hin
  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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isrc code: DERK62153530
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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

Warum betrübst du dich, mein Herz, BWV 138: No. 2, Ich bin veracht - No. 3, Er kann und will dich lassen nicht
type: MusicRecording
duration: PT4M6S
duration ms: 246677
explicit: false
by artist: Johann Sebastian Bach
by artist: Hans-Christoph Rademann
by artist: Gächinger Kantorei Stuttgart
by artist: Peter Harvey
by artist: Isabel Schicketanz
by artist: Marie Henriette Reinhold
in album: Vision. Bach, Vol. 4
  type: MusicAlbum
  date published: 2024-09-06
genre: classical
genre: classical-piano
isrc code: DEAD62302802
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
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfdf32bb88269af6d548b6661ce8f0b357dc15fceb996d06bc692c9c9e16dfd2. 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/DEAD62302802.
  date published: 2026-07-02T03:55:08Z
audio: Warum betrübst du dich, mein Herz, BWV 138: No. 2, Ich bin veracht - No. 3, Er kann und will dich lassen nicht
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  additional property: Key Name
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  additional property: Mode Name
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Warum betrübst du dich, mein Herz, BWV 138: No. 1, Warum betrübst du dich, mein Herz
type: MusicRecording
duration: PT4M10S
duration ms: 250614
explicit: false
by artist: Johann Sebastian Bach
by artist: Hans-Christoph Rademann
by artist: Gächinger Kantorei Stuttgart
by artist: Daniel Johannsen
by artist: Marie Henriette Reinhold
in album: Vision. Bach, Vol. 4
  type: MusicAlbum
  date published: 2024-09-06
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8488f633f15c89c9eaea3099cc03571ec8907af34b67863092e87ef2b1f8b87f. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T19:47:34Z), 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/DEAD62302801.
  date published: 2026-07-22T19:47:34Z
audio: Warum betrübst du dich, mein Herz, BWV 138: No. 1, Warum betrübst du dich, mein Herz
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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isrc code: DEAD62302801
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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

Mass No. 13 in C Major, K. 262 "Missa longa": I. Kyrie
type: MusicRecording
duration: PT3M12S
duration ms: 192533
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carolina Ullrich
by artist: Marie Henriette Reinhold
by artist: Angelo Pollak
by artist: Konstantin Krimmel
by artist: WDR Rundfunkchor Köln
by artist: Cologne Chamber Orchestra
by artist: Christoph Poppen
in album: W.A. Mozart: Complete Masses, Vol. 1
  type: MusicAlbum
  date published: 2021-09-24
popularity: 1
genre: classical
genre: classical-era
isrc code: HKI192045701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1b3eb982c9fa8e7fe00718cf6b51b79cbf2b91d5891a7f10b2227a9859f401e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192045701
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1b3eb982c9fa8e7fe00718cf6b51b79cbf2b91d5891a7f10b2227a9859f401e. 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/HKI192045701.
  date published: 2026-07-08T08:56:20Z
audio: Mass No. 13 in C Major, K. 262 "Missa longa": I. Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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Mass No. 13 in C Major, K. 262 "Missa longa": II. Gloria
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by artist: Cologne Chamber Orchestra
by artist: Christoph Poppen
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popularity: 1
genre: classical
genre: classical-era
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audio: Mass No. 13 in C Major, K. 262 "Missa longa": II. Gloria
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Mass No. 13 in C Major, K. 262 "Missa longa": III. Credo
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by artist: Konstantin Krimmel
by artist: WDR Rundfunkchor Köln
by artist: Cologne Chamber Orchestra
by artist: Christoph Poppen
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popularity: 0
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T01:44:32Z
audio: Mass No. 13 in C Major, K. 262 "Missa longa": III. Credo
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Mass No. 16 in C Major, K. 317 "Coronation": II. Gloria
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by artist: Wolfgang Amadeus Mozart
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by artist: Marie Henriette Reinhold
by artist: Angelo Pollak
by artist: Konstantin Krimmel
by artist: WDR Rundfunkchor Köln
by artist: Cologne Chamber Orchestra
by artist: Christoph Poppen
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popularity: 0
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:40:43Z
audio: Mass No. 16 in C Major, K. 317 "Coronation": II. Gloria
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O Ewigkeit, du Donnerwort, BWV 60: No. 1, O Ewigkiet, du Donnerwort
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duration: PT4M31S
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by artist: Johann Sebastian Bach
by artist: Hans-Christoph Rademann
by artist: Gaechinger Cantorey
by artist: Marie Henriette Reinhold
by artist: Patrick Grahl
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
audio: O Ewigkeit, du Donnerwort, BWV 60: No. 1, O Ewigkiet, du Donnerwort
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4 Songs for Voice and Violin, Op. 35: No. 1, Jesu Sweet
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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audio: 4 Songs for Voice and Violin, Op. 35: No. 1, Jesu Sweet
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4 Songs for Voice and Violin, Op. 35: No. 4, My Leman Is so True
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audio: 4 Songs for Voice and Violin, Op. 35: No. 4, My Leman Is so True
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4 Songs for Voice and Violin, Op. 35: No. 2, My Soul Has Nought but Fire and Ice
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  date published: 2026-07-31T22:27:44Z
audio: 4 Songs for Voice and Violin, Op. 35: No. 2, My Soul Has Nought but Fire and Ice
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additional property: OTSVerifyInstructions
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4 Songs for Voice and Violin, Op. 35: No. 3, I Syng of a Mayden
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by artist: Marie Henriette Reinhold
by artist: Dietrich Reinhold
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genre: classical
genre: orchestra
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T03:50:58Z
audio: 4 Songs for Voice and Violin, Op. 35: No. 3, I Syng of a Mayden
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Parsifal, Act I: Recht so! Habt Dank! - Live
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duration: PT6M49S
duration ms: 409360
explicit: false
by artist: Richard Wagner
by artist: Derek Welton
by artist: Jens-Erik Aasbø
by artist: Georg Zeppenfeld
by artist: Elina Garanca
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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genre: classical
genre: opera
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act I: Recht so! Habt Dank! - Live
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Parsifal, Act I: Wein und Brot des letzten Mahles - Live
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by artist: Richard Wagner
by artist: Bayreuth Festival Chorus
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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genre: classical
genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act I: Wein und Brot des letzten Mahles - Live
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Parsifal, Act II: Die Zeit ist da - Live
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duration ms: 141960
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by artist: Jordan Shanahan
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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genre: classical
genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act II: Die Zeit ist da - Live
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Parsifal, Act II: Ich sah das Kind an seiner Mutter Brust - Live
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duration: PT4M41S
duration ms: 281506
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by artist: Elina Garanca
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act II: Ich sah das Kind an seiner Mutter Brust - Live
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Parsifal, Act II: Amfortas! Die Wunde! - Live
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by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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genre: classical
genre: opera
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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: 2026-07-08T03:53:27Z
audio: Parsifal, Act II: Amfortas! Die Wunde! - Live
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Parsifal, Act II: Gelobter Held! Entflieh dem Wahn! - Live
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by artist: Elina Garanca
by artist: Andreas Schager
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
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  date published: 2024-06-28
genre: classical
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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
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b615655ba14c8a35059c3ccd4965db3b42a223f0bf2904055408f80b3e113dc. 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/DEN962433326.
  date published: 2026-07-08T03:20:19Z
audio: Parsifal, Act II: Gelobter Held! Entflieh dem Wahn! - Live
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Parsifal, Act III: Prelude - Live
type: MusicRecording
duration: PT5M19S
duration ms: 319840
explicit: false
by artist: Richard Wagner
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
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  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433329
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433329
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bd05dc8df01ea41a0d8c9cc1eab9553417f62bc8d25bc5c54967cb47d98c9d6. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433329.
  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act III: Prelude - Live
  type: AudioObject
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  additional property: Danceability
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  additional property: Energy
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  additional property: Valence (Positivity)
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Parsifal, Act III: Von dorther kam das Stöhnen - Live
type: MusicRecording
duration: PT6M33S
duration ms: 393573
explicit: false
by artist: Richard Wagner
by artist: Georg Zeppenfeld
by artist: Elina Garanca
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433330
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/DEN962433330
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b1bb30c8fa7468c87c6f19cba7c80cf38f22e12dcab6548a0fc629f64cd6b04. 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/DEN962433330.
  date published: 2026-07-08T03:20:19Z
audio: Parsifal, Act III: Von dorther kam das Stöhnen - Live
  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
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Parsifal, Act III: Wer nahet dort dem heil’gen Quell? - Live
type: MusicRecording
duration: PT7M53S
duration ms: 473426
explicit: false
by artist: Richard Wagner
by artist: Georg Zeppenfeld
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433331
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433331
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaefbd1dcd2cbb3e4891d0bd5d54e31b2ade16ed438a3f7d396a875531f08de88. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433331.
  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act III: Wer nahet dort dem heil’gen Quell? - Live
  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
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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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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Parsifal, Act III: Nicht so! Die heil’ge Quelle selbst erquicke unsres Pilgers Bad - Live
type: MusicRecording
duration: PT9M35S
duration ms: 575453
explicit: false
by artist: Richard Wagner
by artist: Georg Zeppenfeld
by artist: Andreas Schager
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433333
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49f233acfa565360af730ec3b08a36b7c59f2d0798a7c6f5ec4e16cb23a713f2. 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/DEN962433333.
  date published: 2026-07-08T03:20:19Z
audio: Parsifal, Act III: Nicht so! Die heil’ge Quelle selbst erquicke unsres Pilgers Bad - Live
  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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    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: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Parsifal, Act III: Wie dünkt mich doch die Aue heut so schön! - Live
type: MusicRecording
duration: PT8M36S
duration ms: 516919
explicit: false
by artist: Richard Wagner
by artist: Andreas Schager
by artist: Georg Zeppenfeld
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433334
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  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
  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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ac27572191f00734bdfafd77e53ddb09a9eb11823b047460671be1df2c1d3fa. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DEN962433334.
  date published: 2026-06-13T17:25:41Z
audio: Parsifal, Act III: Wie dünkt mich doch die Aue heut so schön! - Live
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Parsifal, Act III: Ja, wehe! Wehe! Weh über mich! - Live
type: MusicRecording
duration: PT7M12S
duration ms: 432040
explicit: false
by artist: Richard Wagner
by artist: Derek Welton
by artist: Bayreuth Festival Chorus
by artist: Bayreuth Festival Orchestra
by artist: Pablo Heras-Casado
in album: Wagner: Parsifal (Live)
  type: MusicAlbum
  date published: 2024-06-28
genre: classical
genre: opera
isrc code: DEN962433337
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
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x767d65ad4dca47e70f93ac0d2dc4e402a395ca6f45bbaf3bdbf12d717355813b. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962433337.
  date published: 2026-07-08T03:22:41Z
audio: Parsifal, Act III: Ja, wehe! Wehe! Weh über mich! - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Parsifal, Act III: Höchsten Heiles Wunder - Live
type: MusicRecording
duration: PT4M37S
duration ms: 277813
explicit: false
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Parsifal, Act III: Höchsten Heiles Wunder - Live
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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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track: Symphony No. 3, Op. 56, "Scottish": I. Andante con moto - Allegro un poco agitato
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T14:50:41Z
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  audio: Symphony No. 1, Op. 11: II. Andante
track: Symphony No. 1, Op. 11: III. Menuetto: Allegro molto - Trio
track: Symphony No. 2, Op. 52, "Lobgesang": I. Sinfonia: III. Adagio religioso
track: Symphony No. 3, Op. 56, "Scottish": III. Adagio
track: A Midsummer Night's Dream, Op. 61: No. 5, Intermezzo. Allegro appassionato
track: Symphony No. 2, Op. 52, "Lobgesang": IV. Chor: Saget es, die ihr erlöset seid
track: Symphony No. 5, Op. 107, "Reformation": III. Andante
track: Symphony No. 4, Op. 90, "Italian": III. Con moto moderato
track: Symphony No. 4, Op. 90, "Italian": IV. Saltarello. Presto
track: Symphony No. 2, Op. 52, "Lobgesang": VIII. Choral: Nun danket alle Gott
track: Symphony No. 2, Op. 52, "Lobgesang": V. Sopran I und II solo: Ich harrete des Herrn / Chor: Wohl dem, der seine Hoffnung setzt auf den Herrn

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

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

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Symphony No. 1, Op. 11: III. Menuetto: Allegro molto - Trio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Symphony No. 1, Op. 11: III. Menuetto: Allegro molto - Trio
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Symphony No. 2, Op. 52, "Lobgesang": I. Sinfonia: III. Adagio religioso
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  date published: 2026-07-08T03:20:19Z
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A Midsummer Night's Dream, Op. 61: No. 5, Intermezzo. Allegro appassionato
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Symphony No. 2, Op. 52, "Lobgesang": IV. Chor: Saget es, die ihr erlöset seid
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subject of: OpenTimestamps Proof of Existence
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Symphony No. 5, Op. 107, "Reformation": III. Andante
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Symphony No. 4, Op. 90, "Italian": III. Con moto moderato
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Symphony No. 4, Op. 90, "Italian": IV. Saltarello. Presto
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Symphony No. 2, Op. 52, "Lobgesang": VIII. Choral: Nun danket alle Gott
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Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
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    value: https://blockstream.info/api/block-height/956891
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ebb5e5dfd1971f5026ebc1e66c7be88ae3cd96e5ad387811f5998db2f1c93cf. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/DEN422306001.
    date published: 2026-07-06T07:16:32Z
  audio: Messe h-Moll, BWV 232, I. Kyrie: No. 1, Kyrie eleison
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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track: Messe h-Moll, BWV 232, II. Gloria: No. 1, Gloria in excelsis Deo
  type: MusicRecording
  duration: PT1M37S
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  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Thomanerchor Leipzig
  by artist: Andreas Reize
  by artist: Gewandhausorchester
  in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
    type: MusicAlbum
    date published: 2023-08-11
  genre: classical
  genre: classical-piano
  isrc code: DEN422306004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7c84e488e84d1d9b6c58265ac624938639d3d5b686301de2674efa90b5495f7d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957046
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957046
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306004
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T14:04:01Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c84e488e84d1d9b6c58265ac624938639d3d5b686301de2674efa90b5495f7d. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306004.
    date published: 2026-07-07T14:04:01Z
  audio: Messe h-Moll, BWV 232, II. Gloria: No. 1, Gloria in excelsis Deo
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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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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track: Messe h-Moll, BWV 232, II. Gloria: No. 4, Gratias agimus tibi
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164106
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Thomanerchor Leipzig
  by artist: Andreas Reize
  by artist: Gewandhausorchester
  in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
    type: MusicAlbum
    date published: 2023-08-11
  genre: classical
  genre: classical-piano
  isrc code: DEN422306007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: Messe h-Moll, BWV 232, II. Gloria: No. 4, Gratias agimus tibi
track: Messe h-Moll, BWV 232, III. Credo: No. 1, Credo in unum Deum
track: Messe h-Moll, BWV 232, III. Credo: No. 3, Et in unum Dominum
track: Messe h-Moll, BWV 232, III. Credo: No. 4, Et incarnatus est
track: Messe h-Moll, BWV 232, III. Credo: No. 5, Crucifixus
track: Messe h-Moll, BWV 232, III. Credo: No. 7, Et in Spiritum sanctum
track: Messe h-Moll, BWV 232, IV. Sanctus: No. 1, Sanctus
track: Messe h-Moll, BWV 232, IV. Sanctus: No. 3, Benedictus
track: Messe h-Moll, BWV 232, IV. Sanctus: No. 4, Osanna in excelsis (Rep.)
track: Messe h-Moll, BWV 232, I. Kyrie: No. 2, Christe eleison
track: Messe h-Moll, BWV 232, II. Gloria: No. 3, Laudamus te

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x2a3bd836fcda2690af72200c225d8848f32daef2c033afb7ddf9ae5a2a52556c

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306007

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a3bd836fcda2690af72200c225d8848f32daef2c033afb7ddf9ae5a2a52556c. 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/DEN422306007.
date published: 2026-07-08T03:20:19Z

Messe h-Moll, BWV 232, II. Gloria: No. 4, Gratias agimus tibi
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
  type: PropertyValue
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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
  type: PropertyValue
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Messe h-Moll, BWV 232, III. Credo: No. 1, Credo in unum Deum
type: MusicRecording
duration: PT1M42S
duration ms: 102560
explicit: false
by artist: Johann Sebastian Bach
by artist: Thomanerchor Leipzig
by artist: Andreas Reize
by artist: Gewandhausorchester
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
isrc code: DEN422306013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb472fef6b72b2e9991360cb26de4a3716963580ac810272a15eea7daed3d0fde
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb472fef6b72b2e9991360cb26de4a3716963580ac810272a15eea7daed3d0fde. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306013.
  date published: 2026-07-08T03:22:41Z
audio: Messe h-Moll, BWV 232, III. Credo: No. 1, Credo in unum Deum
  type: AudioObject
  additional property: Tempo (BPM)
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  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
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.474
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.986
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Messe h-Moll, BWV 232, III. Credo: No. 3, Et in unum Dominum
type: MusicRecording
duration: PT3M54S
duration ms: 234106
explicit: false
by artist: Johann Sebastian Bach
by artist: Andreas Reize
by artist: Gewandhausorchester
by artist: Miriam Feuersinger
by artist: Claude Eichenberger
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
isrc code: DEN422306015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf75fcfbe44f6f57148fdd4f9e41d6877d074261042a6d8c5341206095f75092e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306015
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf75fcfbe44f6f57148fdd4f9e41d6877d074261042a6d8c5341206095f75092e. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306015.
  date published: 2026-07-08T03:22:41Z
audio: Messe h-Moll, BWV 232, III. Credo: No. 3, Et in unum Dominum
  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
    value: 0.368
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
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    value: 0.962
  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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Messe h-Moll, BWV 232, III. Credo: No. 4, Et incarnatus est
type: MusicRecording
duration: PT3M27S
duration ms: 207666
explicit: false
by artist: Johann Sebastian Bach
by artist: Thomanerchor Leipzig
by artist: Andreas Reize
by artist: Gewandhausorchester
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
isrc code: DEN422306016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:17:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x540b373fc142b7757b4ffbda4ab13698e2a69e448a84bf33cac952a286fb49de
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306016
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x540b373fc142b7757b4ffbda4ab13698e2a69e448a84bf33cac952a286fb49de. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306016.
  date published: 2026-07-08T03:22:41Z
audio: Messe h-Moll, BWV 232, III. Credo: No. 4, Et incarnatus est
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Messe h-Moll, BWV 232, III. Credo: No. 5, Crucifixus
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duration: PT2M19S
duration ms: 139306
explicit: false
by artist: Johann Sebastian Bach
by artist: Thomanerchor Leipzig
by artist: Andreas Reize
by artist: Gewandhausorchester
in album: Johann Sebastian Bach: Messe h-Moll / Mass in B Minor, BWV 232
  type: MusicAlbum
  date published: 2023-08-11
genre: classical
genre: classical-piano
isrc code: DEN422306017
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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8621915663a0ccf58b21a7048b1aba157df14c302f73450f326e8285d1407e29. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN422306017.
  date published: 2026-07-08T03:22:41Z
audio: Messe h-Moll, BWV 232, III. Credo: No. 5, Crucifixus
  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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Messe h-Moll, BWV 232, III. Credo: No. 7, Et in Spiritum sanctum
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Messe h-Moll, BWV 232, IV. Sanctus: No. 1, Sanctus
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Messe h-Moll, BWV 232, IV. Sanctus: No. 3, Benedictus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Messe h-Moll, BWV 232, IV. Sanctus: No. 3, Benedictus
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Messe h-Moll, BWV 232, IV. Sanctus: No. 4, Osanna in excelsis (Rep.)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Messe h-Moll, BWV 232, IV. Sanctus: No. 4, Osanna in excelsis (Rep.)
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Johann Sebastian Bach: Johannes-Passion BWV 245
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date published: 2019-06-24

Joseph Haydn: Stabat Mater
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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    date published: 2026-07-08T08:56:20Z
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track: Stabat Mater, Hob.XXa:1: II. O quam tristis et afflicta
track: Stabat Mater, Hob.XXa:1: X. Virgo virginium praeclara
track: Stabat Mater, Hob.XXa:1: XIIIb. Paradisi gloria

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x170687070245fd8e7b7e81317f1718c286a0e7de164902c6f77584b2ef948314. 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/DEB111716011.
date published: 2026-07-08T08:56:20Z

Stabat Mater, Hob.XXa:1: XI. Flammis orci ne succendar
type: AudioObject
additional property: Tempo (BPM)
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  value: 147.507
additional property: Musical Key
  type: PropertyValue
  value: 0
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: 0.48
additional property: Energy
  type: PropertyValue
  value: 0.368
additional property: Speechiness
  type: PropertyValue
  value: 0.043
additional property: Acousticness
  type: PropertyValue
  value: 0.962
additional property: Instrumentalness
  type: PropertyValue
  value: 0.712
additional property: Liveness
  type: PropertyValue
  value: 0.247
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.729
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.222
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Minor

J.S. Bach: St. Matthew Passion, BWV 244
type: MusicAlbum
date published: 2021-03-05
track: St. Matthew Passion, BWV 244, Pt. 1: No. 3, Herzliebster Jesu, was hast du verbrochen
  type: MusicRecording
  duration: PT0M46S
  duration ms: 46251
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Gaechinger Cantorey
  by artist: Hans-Christoph Rademann
  in album: J.S. Bach: St. Matthew Passion, BWV 244
    type: MusicAlbum
    date published: 2021-03-05
  genre: classical
  genre: classical-piano
  isrc code: DERK62153503
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T06:15:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3f80351a8dd1d2960deedadf0a3fd23cd9d6c737597672d7602a1cae4464d74
  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/DERK62153503
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3f80351a8dd1d2960deedadf0a3fd23cd9d6c737597672d7602a1cae4464d74. 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/DERK62153503.
    date published: 2026-07-08T03:20:19Z
  audio: St. Matthew Passion, BWV 244, Pt. 1: No. 3, Herzliebster Jesu, was hast du verbrochen
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.154
    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: 0.276
    additional property: Energy
      type: PropertyValue
      value: 0.144
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.99
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.289
    additional property: Liveness
      type: PropertyValue
      value: 0.113
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.214
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.026
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: St. Matthew Passion, BWV 244, Pt. 2: No. 41, Des Morgens aber hielten alle Hohepriester und die Ältesten des Volks einen Rat
  type: MusicRecording
  duration: PT1M45S
  duration ms: 105977
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Gaechinger Cantorey
  by artist: Hans-Christoph Rademann
  by artist: Patrick Grahl
  by artist: Florian Schmitt-Bohn
  by artist: Tobias Ay
  by artist: Philipp Goldmann
  in album: J.S. Bach: St. Matthew Passion, BWV 244
    type: MusicAlbum
    date published: 2021-03-05
  genre: classical
  genre: classical-piano
  isrc code: DERK62153541
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T19:13:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe826526a151623d90fcafa1b1422e47637ddcf6765cbaa52b261c6c02a14cafe
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957122
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957122
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153541
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:39:04Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe826526a151623d90fcafa1b1422e47637ddcf6765cbaa52b261c6c02a14cafe. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153541.
    date published: 2026-07-08T03:39:04Z
  audio: St. Matthew Passion, BWV 244, Pt. 2: No. 41, Des Morgens aber hielten alle Hohepriester und die Ältesten des Volks einen Rat
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.163
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.491
    additional property: Energy
      type: PropertyValue
      value: 0.076
    additional property: Speechiness
      type: PropertyValue
      value: 0.069
    additional property: Acousticness
      type: PropertyValue
      value: 0.952
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.158
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.383
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.005
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: St. Matthew Passion, BWV 244, Pt. 2: No. 42, Gebt mir meinen Jesum wieder
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170529
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Gaechinger Cantorey
  by artist: Hans-Christoph Rademann
  by artist: Krešimir Stražanac
  in album: J.S. Bach: St. Matthew Passion, BWV 244
    type: MusicAlbum
    date published: 2021-03-05
  genre: classical
  genre: classical-piano
  isrc code: DERK62153542
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: St. Matthew Passion, BWV 244, Pt. 2: No. 42, Gebt mir meinen Jesum wieder
track: St. Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach
track: St. Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken
track: St. Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen
track: St. Matthew Passion, BWV 244, Pt. 1: No. 24, Und er kam zu seinen Jüngern und fand sie schlafend
track: St. Matthew Passion, BWV 244, Pt. 1: No. 29, O Mensch, bewein dein Sünde groß
track: St. Matthew Passion, BWV 244, Pt. 2: No. 31, Die aber Jesum gegriffen hatten
track: St. Matthew Passion, BWV 244, Pt. 2: No. 33, Und wiewohl viel falsche Zeugen herzutraten
track: St. Matthew Passion, BWV 244, Pt. 1: No. 5, Du lieber Heiland du
track: St. Matthew Passion, BWV 244, Pt. 1: No. 6, Buß und Reu
track: St. Matthew Passion, BWV 244, Pt. 2: No. 30, Ach, nun ist mein Jesus hin

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-07T17:27:54+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe677e712a7bb60f7f443eda2d7c42ff00f77a477a0b2730afbd694bb065167af

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153542

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe677e712a7bb60f7f443eda2d7c42ff00f77a477a0b2730afbd694bb065167af. 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/DERK62153542.
date published: 2026-07-08T03:20:19Z

St. Matthew Passion, BWV 244, Pt. 2: No. 42, Gebt mir meinen Jesum wieder
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 113.059
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: 0.601
additional property: Energy
  type: PropertyValue
  value: 0.124
additional property: Speechiness
  type: PropertyValue
  value: 0.046
additional property: Acousticness
  type: PropertyValue
  value: 0.935
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.1
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.566
additional property: Loudness (dB)
  type: PropertyValue
  value: -28.13
additional property: Key Name
  type: PropertyValue
  value: F#
additional property: Mode Name
  type: PropertyValue
  value: Major

St. Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach
type: MusicRecording
duration: PT2M47S
duration ms: 167519
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
by artist: Patrick Grahl
by artist: Peter Harvey
by artist: Florian Schmitt-Bohn
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
isrc code: DERK62153511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:54:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x994084778012a89fb14dbb92fb342db37cf16f45a1739978c433a366cfe67c17
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153511
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x994084778012a89fb14dbb92fb342db37cf16f45a1739978c433a366cfe67c17. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153511.
  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.374
  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: 0.346
  additional property: Energy
    type: PropertyValue
    value: 0.09
  additional property: Speechiness
    type: PropertyValue
    value: 0.061
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.236
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.266
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.464
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken
type: MusicRecording
duration: PT3M16S
duration ms: 196002
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
by artist: Isabel Schicketanz
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
isrc code: DERK62153513
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:48:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f95fa87ab884ce0d30cf5c9b529c461b1c9e8cbb7c52c9841d39f9fc9f74c66
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153513
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f95fa87ab884ce0d30cf5c9b529c461b1c9e8cbb7c52c9841d39f9fc9f74c66. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153513.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.644
  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: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.049
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.937
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.039
  additional property: Liveness
    type: PropertyValue
    value: 0.225
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.412
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.151
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen
type: MusicRecording
duration: PT1M2S
duration ms: 62467
explicit: false
by artist: Johann Sebastian Bach
by artist: Gaechinger Cantorey
by artist: Hans-Christoph Rademann
in album: J.S. Bach: St. Matthew Passion, BWV 244
  type: MusicAlbum
  date published: 2021-03-05
genre: classical
genre: classical-piano
isrc code: DERK62153517
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T20:26:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2fcb74e891d52996cc183aa385a439ca6f2e45f3a9493dd297e917717833a581
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153517
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fcb74e891d52996cc183aa385a439ca6f2e45f3a9493dd297e917717833a581. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62153517.
  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.798
  additional property: Musical Key
    type: PropertyValue
    value: 2
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St. Matthew Passion, BWV 244, Pt. 1: No. 24, Und er kam zu seinen Jüngern und fand sie schlafend
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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St. Matthew Passion, BWV 244, Pt. 1: No. 29, O Mensch, bewein dein Sünde groß
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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St. Matthew Passion, BWV 244, Pt. 2: No. 31, Die aber Jesum gegriffen hatten
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  date published: 2026-07-08T03:22:41Z
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St. Matthew Passion, BWV 244, Pt. 2: No. 33, Und wiewohl viel falsche Zeugen herzutraten
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244, Pt. 2: No. 33, Und wiewohl viel falsche Zeugen herzutraten
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Vision. Bach, Vol. 4
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date published: 2024-09-06
track: Warum betrübst du dich, mein Herz, BWV 138: No. 2, Ich bin veracht - No. 3, Er kann und will dich lassen nicht
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T05:09:12Z
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track: Warum betrübst du dich, mein Herz, BWV 138: No. 1, Warum betrübst du dich, mein Herz

Vision. Bach, Vol. 3
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date published: 2024-06-07

J.S. Bach: Magnificat, BWV 243 - C.P.E. Bach: Magnificat, Wq. 215
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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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W.A. Mozart: Complete Masses, Vol. 1
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Gustav Schreck: Christus, der Auferstandene
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  audio: Wachet! betet! betet! wachet!, BWV 70, Pt. 2: No. 8, Hebt euer Haupt empor
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date published: 2026-07-08T03:22:41Z

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J.S. Bach: Jesus nahm zu sich die Zwölfe, BWV 22
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Vaughan Williams: Along the Field
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Spohr: 6 Gesänge, Op. 154
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Holst: 4 Songs for Voice and Violin, Op. 35
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date published: 2021-08-02
track: 4 Songs for Voice and Violin, Op. 35: No. 1, Jesu Sweet
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Max Reger: Das Werk für Männerchor Vol. 3 (Max Reger: The Works for Men's Choir, Vol. 3)
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Magdeburger Kantaten
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date published: 2018-10-17

Requiem
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