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type: MusicGroup
genre: chamber music
popularity: 4
followers: 258
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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album: Schubert: String Quartet No. 14 "Death and the Maiden" & Sibelius: String Quartet "Intimate Voices"
  type: MusicAlbum
  date published: 2016-11-18
album: Schubert: String Quartet No. 14 "Death and the Maiden" & Sibelius: String Quartet "Intimate Voices"
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  date published: 2016-11-18
track: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: III. Scherzo - Allegro molto
track: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: I. Allegro
track: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: II. Andante con moto
track: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: IV. Presto – Prestissimo
track: String Quartet in D Minor, ‘Intimate Voices’ Op. 56: I. Andante – Allegro molto moderato
track: String Quartet in D Minor, ‘Intimate Voices’ Op. 56: III. Adagio di molto
track: String Quartet in B Minor, Op. 11: II. Molto adagio -

String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: III. Scherzo - Allegro molto
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duration: PT4M12S
duration ms: 252960
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by artist: Franz Schubert
by artist: Public Domain
by artist: Ehnes Quartet
in album: Death and the Maiden
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  date published: 2016-11-18
genre: classical
genre: classical-piano
genre: chamber-music
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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
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: III. Scherzo - Allegro molto
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String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: I. Allegro
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by artist: Franz Schubert
by artist: Public Domain
by artist: Ehnes Quartet
in album: Death and the Maiden
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genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T13:21:01Z
audio: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: I. Allegro
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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

String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: II. Andante con moto
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duration: PT13M24S
duration ms: 804506
explicit: false
by artist: Franz Schubert
by artist: Public Domain
by artist: Ehnes Quartet
in album: Death and the Maiden
  type: MusicAlbum
  date published: 2016-11-18
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T08:04:30Z
audio: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: II. Andante con moto
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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

String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: IV. Presto – Prestissimo
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duration: PT9M8S
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by artist: Franz Schubert
by artist: Public Domain
by artist: Ehnes Quartet
in album: Death and the Maiden
  type: MusicAlbum
  date published: 2016-11-18
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: String Quartet No.14 in D Minor, ‘Death and the Maiden’ D. 810: IV. Presto – Prestissimo
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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

String Quartet in D Minor, ‘Intimate Voices’ Op. 56: I. Andante – Allegro molto moderato
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by artist: Public Domain
by artist: Ehnes Quartet
in album: Death and the Maiden
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genre: classical
genre: impressionism
genre: post-romantic-era
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  date published: 2026-07-31T15:59:18Z
audio: String Quartet in D Minor, ‘Intimate Voices’ Op. 56: I. Andante – Allegro molto moderato
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String Quartet in D Minor, ‘Intimate Voices’ Op. 56: III. Adagio di molto
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by artist: Jean Sibelius
by artist: Public Domain
by artist: Ehnes Quartet
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genre: classical
genre: impressionism
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  date published: 2026-07-30T14:53:07Z
audio: String Quartet in D Minor, ‘Intimate Voices’ Op. 56: III. Adagio di molto
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String Quartet in B Minor, Op. 11: II. Molto adagio -
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duration: PT7M34S
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by artist: Samuel Barber
by artist: Ehnes Quartet
in album: Barber Adagio . American Chamber Music
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  date published: 2026-07-31T13:04:34Z
audio: String Quartet in B Minor, Op. 11: II. Molto adagio -
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