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type: MusicGroup
genre: choral
popularity: 2
followers: 6
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51f74d2d6676f58c6504d10f11af0f1dfc2a482e1a258ae795bac1e918585915. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/91d070b9-c42c-4c63-9ea5-bd9fe2daec1b.json and https://artists.proofprofile.net/proofs/artist/91d070b9-c42c-4c63-9ea5-bd9fe2daec1b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
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track: Lohengrin, Act II Scene 4/5: Zurück, Elsa! Nicht länger will ich dulden – Heil! Heil dem König!
  type: MusicRecording
  duration: PT9M8S
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  by artist: Richard Wagner
  by artist: Eva Randová
  by artist: Jessye Norman
  by artist: Brigitte Poschner
  by artist: Madelyn Renee
  by artist: Czeslawa Slania
  by artist: Anna Gonda
  by artist: Hans Sotin
  by artist: Plácido Domingo
  by artist: Siegmund Nimsgern
  by artist: Wiener Staatsopernchor
  by artist: Wiener Philharmoniker
  by artist: Sir Georg Solti
  by artist: Brigitte Poschner-Klebel
  in album: Wagner: Lohengrin
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    date published: 1987-01-01
  popularity: 4
  genre: classical
  genre: opera
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078542223
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef4718ffd2bbe20ce2d14f2e6c38575962f510020b08070a36093638093661ec. 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/GBF078542223.
    date published: 2026-07-08T03:20:19Z
  audio: Lohengrin, Act II Scene 4/5: Zurück, Elsa! Nicht länger will ich dulden – Heil! Heil dem König!
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    additional property: Tempo (BPM)
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track: Lohengrin, Act II Scene 3: Des Königs Wort und Will' tu ich euch kund – Nun hört, dem Lande will er uns entführen
  type: MusicRecording
  duration: PT8M21S
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  by artist: Richard Wagner
  by artist: Dietrich Fischer-Dieskau
  by artist: Anton Scharinger
  by artist: Thomas Mohr
  by artist: Alfred Sramek
  by artist: Peter Jelosits
  by artist: Siegmund Nimsgern
  by artist: Brigitte Poschner
  by artist: Madelyn Renee
  by artist: Czeslawa Slania
  by artist: Anna Gonda
  by artist: Wiener Philharmoniker
  by artist: Sir Georg Solti
  by artist: Brigitte Poschner-Klebel
  in album: Wagner: Lohengrin
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    date published: 1987-01-01
  popularity: 2
  genre: classical
  genre: opera
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  additional property: CopyrightID
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    type: PropertyValue
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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    value: 2026-07-31T06:42:11Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5e98d3078c8de9554d3f180188637f6cfeaaca344797efc029396d9d4f6abae. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078542221.
    date published: 2026-07-31T06:42:11Z
  audio: Lohengrin, Act II Scene 3: Des Königs Wort und Will' tu ich euch kund – Nun hört, dem Lande will er uns entführen
    type: AudioObject
    additional property: Tempo (BPM)
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track: Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Die ihr dies Haupt umschwebt im luft'gen Kreise"
track: Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Täler grünen, Hügel schwellen"
track: Szenen aus Goethes Faust, Part Two: Nr. 5, Mitternacht: "Ich heisse der Mangel"
track: Szenen aus Goethes Faust, Part Three: Nr. 7, Fausts Verklärung VI: "Dir, der Unberührbaren"
track: Szenen aus Goethes Faust, Part Three: Nr. 7, Fausts Verklärung VII: "Alles Vergängliche ist nur ein Gleichnis"
track: Psalm 23, D. 706 "Gott ist mein Hirt"
track: Requiem für Mignon, Op. 98b: III. Lebhaft
track: Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam
track: Requiem für Mignon, Op. 98b: V. Die Viertel wie vorher die Halben
track: Khovanshchina, Act III: Ischodila mladesen'ka

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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Die ihr dies Haupt umschwebt im luft'gen Kreise"
type: MusicRecording
duration: PT6M40S
duration ms: 400866
explicit: false
by artist: Robert Schumann
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
by artist: Endrik Wottrich
by artist: Jan-Hendrik Rootering
by artist: Barbara Bonney
by artist: Iris Vermillion
by artist: Brigitte Poschner
by artist: Hans Peter Blochwitz
by artist: Eric Ericson
by artist: Gerhard Schmidt-Gaden
by artist: Tölzer Knabenchor
by artist: Swedish Radio Choir
by artist: Bryn Terfel
by artist: Karita Mattila
by artist: Susan Graham
by artist: Brigitte Poschner-Klebel
by artist: Harry Peeters
by artist: Tölz Boys' Choir
in album: Schumann: Szenen aus Goethes "Faust"
  type: MusicAlbum
  date published: 1995-02-28
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: USSM10312180
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T15:13:24+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10312180
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45bea32b971750e4b1d37b3b9dd16b7a5122aab72dcd8120da9f276f66e4c086. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10312180.
  date published: 2026-07-30T15:42:38Z
audio: Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Die ihr dies Haupt umschwebt im luft'gen Kreise"
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Täler grünen, Hügel schwellen"
type: MusicRecording
duration: PT3M46S
duration ms: 226093
explicit: false
by artist: Robert Schumann
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
by artist: Jan-Hendrik Rootering
by artist: Barbara Bonney
by artist: Endrik Wottrich
by artist: Iris Vermillion
by artist: Brigitte Poschner
by artist: Hans Peter Blochwitz
by artist: Tölzer Knabenchor
by artist: Swedish Radio Choir
by artist: Bryn Terfel
by artist: Karita Mattila
by artist: Brigitte Poschner-Klebel
by artist: Susan Graham
by artist: Harry Peeters
by artist: Tölz Boys' Choir
in album: Schumann: Szenen aus Goethes "Faust"
  type: MusicAlbum
  date published: 1995-02-28
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: USSM10312181
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-07-30T23:32:36+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71e412b7b3e1a67c4b06ec6e9d840b0d8e6555aab5aa0a2eeab1bd4077898770. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10312181.
  date published: 2026-07-31T00:26:26Z
audio: Szenen aus Goethes Faust, Part Two: Nr. 4, Ariel, Sonnenaufgang: "Täler grünen, Hügel schwellen"
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Szenen aus Goethes Faust, Part Two: Nr. 5, Mitternacht: "Ich heisse der Mangel"
type: MusicRecording
duration: PT2M12S
duration ms: 132773
explicit: false
by artist: Robert Schumann
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
by artist: Barbara Bonney
by artist: Iris Vermillion
by artist: Brigitte Poschner
by artist: Susan Graham
by artist: Bryn Terfel
by artist: Karita Mattila
by artist: Brigitte Poschner-Klebel
by artist: Jan-Hendrik Rootering
by artist: Endrik Wottrich
by artist: Harry Peeters
by artist: Hans Peter Blochwitz
by artist: Tölz Boys' Choir
by artist: Swedish Radio Choir
in album: Schumann: Szenen aus Goethes "Faust"
  type: MusicAlbum
  date published: 1995-02-28
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: USSM10312184
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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Szenen aus Goethes Faust, Part Three: Nr. 7, Fausts Verklärung VI: "Dir, der Unberührbaren"
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by artist: Susan Graham
by artist: Harry Peeters
by artist: Tölzer Knabenchor
by artist: Swedish Radio Choir
by artist: Brigitte Poschner-Klebel
by artist: Jan-Hendrik Rootering
by artist: Endrik Wottrich
by artist: Karita Mattila
by artist: Hans Peter Blochwitz
by artist: Tölz Boys' Choir
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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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Szenen aus Goethes Faust, Part Three: Nr. 7, Fausts Verklärung VII: "Alles Vergängliche ist nur ein Gleichnis"
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by artist: Berliner Philharmoniker
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by artist: Barbara Bonney
by artist: Brigitte Poschner
by artist: Susan Graham
by artist: Hans Peter Blochwitz
by artist: Tölzer Knabenchor
by artist: Swedish Radio Choir
by artist: Brigitte Poschner-Klebel
by artist: Karita Mattila
by artist: Iris Vermillion
by artist: Jan-Hendrik Rootering
by artist: Endrik Wottrich
by artist: Tölz Boys' Choir
by artist: Harry Peeters
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
audio: Szenen aus Goethes Faust, Part Three: Nr. 7, Fausts Verklärung VII: "Alles Vergängliche ist nur ein Gleichnis"
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Psalm 23, D. 706 "Gott ist mein Hirt"
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by artist: Brigitte Poschner
by artist: Barbara Bonney
by artist: Dalia Schaechter
by artist: Margaretha Hintermeier
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
by artist: Brigitte Poschner-Klebel
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genre: classical
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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: 2026-07-29T22:48:59Z
audio: Psalm 23, D. 706 "Gott ist mein Hirt"
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Requiem für Mignon, Op. 98b: III. Lebhaft
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by artist: Margaretha Hintermeier
by artist: Chamber Orchestra of Europe
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by artist: Wiener Staatsopernchor
by artist: Erwin Ortner
by artist: Brigitte Poschner-Klebel
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genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEF059004503
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Requiem für Mignon, Op. 98b: III. Lebhaft
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Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam
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by artist: Margaretha Hintermeier
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
by artist: Wiener Staatsopernchor
by artist: Erwin Ortner
by artist: Brigitte Poschner-Klebel
in album: Schubert: Mass In G Major, D. 167; Tantum Ergo In E Flat Major, D. 962; The 23. Psalm In A Flat Major, D. 706, Op. Posth. 132 / Schumann: Requiem For Mignon, Op. 98b
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genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEF059004504
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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: 2026-07-31T02:19:15Z
audio: Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam
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Requiem für Mignon, Op. 98b: V. Die Viertel wie vorher die Halben
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by artist: Claudio Abbado
by artist: Wiener Staatsopernchor
by artist: Erwin Ortner
by artist: Brigitte Poschner-Klebel
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genre: classical
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genre: chamber-music
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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audio: Requiem für Mignon, Op. 98b: V. Die Viertel wie vorher die Halben
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Khovanshchina, Act III: Ischodila mladesen'ka
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