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genre: choral
genre: opera
description: Robert Tecumseh Burt (November 25, 1873 – August 16, 1955) was an African-American medical doctor, surgeon, and teacher. He operated an infirmary and later the only hospital in Clarksville, Tennessee
popularity: 8
followers: 66
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subject of: OpenTimestamps Proof of Existence
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  by artist: Julian Clarkson
  by artist: The Monteverdi Choir
  by artist: English Baroque Soloists
  by artist: John Eliot Gardiner
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Missa Brevis in D Major, Op. 63: I. Kyrie
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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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track: Die Zauberflöte, K.620 / Act 2: Eingeweihte Diener (Sarastro, Sprecher, Zweiter und Dritter Priester)
track: Die Zauberflöte, K.620 / Act 2: Was für eine schreckliche Nacht! (Tamino, Papageno, Sprecher, Zweiter Priester)
track: Die Zauberflöte, K.620 / Act 2: Du bist standhaft geblieben (Sprecher, Zweiter Priester, Papageno, Monostatos)
track: Die Zauberflöte, K.620 / Act 2: Dialog "Hier seid ihr beide euch allein überlassen" (Sprecher, 2. Prister, Papageno, Tamino, Weib)
track: Die Zauberflöte, K.620 / Act 2: Tamino! Lass mich nicht im Stich! (Papageno, Sprecher, Drei Priester)

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Missa Brevis in D Major, Op. 63: II. Gloria
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by artist: Paul Spicer
by artist: Robert Burt
by artist: Rachel Wheatley
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Missa Brevis in D Major, Op. 63: II. Gloria
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Die Zauberflöte, K.620 / Act 2: Eingeweihte Diener (Sarastro, Sprecher, Zweiter und Dritter Priester)
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by artist: Detlef Roth
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by artist: English Baroque Soloists
by artist: John Eliot Gardiner
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T09:25:34Z
audio: Die Zauberflöte, K.620 / Act 2: Eingeweihte Diener (Sarastro, Sprecher, Zweiter und Dritter Priester)
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Die Zauberflöte, K.620 / Act 2: Was für eine schreckliche Nacht! (Tamino, Papageno, Sprecher, Zweiter Priester)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K.620 / Act 2: Was für eine schreckliche Nacht! (Tamino, Papageno, Sprecher, Zweiter Priester)
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Die Zauberflöte, K.620 / Act 2: Du bist standhaft geblieben (Sprecher, Zweiter Priester, Papageno, Monostatos)
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Die Zauberflöte, K.620 / Act 2: Du bist standhaft geblieben (Sprecher, Zweiter Priester, Papageno, Monostatos)
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Die Zauberflöte, K.620 / Act 2: Dialog "Hier seid ihr beide euch allein überlassen" (Sprecher, 2. Prister, Papageno, Tamino, Weib)
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duration: PT3M8S
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by artist: Detlef Roth
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by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Mozart: Die Zauberflote
  type: MusicAlbum
  date published: 1996-01-01
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEF059530834
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Die Zauberflöte, K.620 / Act 2: Dialog "Hier seid ihr beide euch allein überlassen" (Sprecher, 2. Prister, Papageno, Tamino, Weib)
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Die Zauberflöte, K.620 / Act 2: Tamino! Lass mich nicht im Stich! (Papageno, Sprecher, Drei Priester)
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duration: PT2M4S
duration ms: 124093
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Gerald Finley
by artist: Detlef Roth
by artist: Robert Johnston
by artist: Robert Burt
by artist: Wolfgang Knauer
by artist: English Baroque Soloists
by artist: John Eliot Gardiner
in album: Mozart: Die Zauberflote
  type: MusicAlbum
  date published: 1996-01-01
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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 0x116d555110070e935e1f0c4cb8569a6f9640647957e0a41594fee75a25258fd1. 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/DEF059530842.
  date published: 2026-07-31T23:30:38Z
audio: Die Zauberflöte, K.620 / Act 2: Tamino! Lass mich nicht im Stich! (Papageno, Sprecher, Drei Priester)
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