Olga Hegedus
type: MusicGroup
genre: choral
description: thumb|Olga Hegedus Olga Catherine Mary Elizabeth Hegedus (18 October 1920 – 22 April 2017) was an English cellist who was co-principal of the English Chamber Orchestra. She performed at the wedding of
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followers: 52
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album: Mozart: Piano Concertos Nos. 11 - 13
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  date published: 1991-06-01
album: Schumann: Music for Piano Duet, Vol. 3
  type: MusicAlbum
  date published: 2009-01-01
track: "Bist du bei mir", BWV 508
track: Gloria, RV 589: III. Laudamus te
track: Gloria, RV 589: I. Gloria in excelsis Deo
track: Gloria, RV 589: II. Et in terra pax

"Bist du bei mir", BWV 508
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by artist: Gottfried Heinrich Stölzel
by artist: Kiri Te Kanawa
by artist: Christopher Bowers-Broadbent
by artist: Olga Hegedus
in album: Kiri - A Portrait
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popularity: 2
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: "Bist du bei mir", BWV 508
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Gloria, RV 589: III. Laudamus te
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duration: PT2M26S
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by artist: Antonio Vivaldi
by artist: Rodney Slatford
by artist: John Constable
by artist: Margaret Marshall
by artist: Ann Murray
by artist: English Chamber Orchestra
by artist: Vittorio Negri
by artist: Olga Hegedus
in album: Vivaldi: Sacred Music
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  date published: 1998-01-01
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Gloria, RV 589: III. Laudamus te
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Gloria, RV 589: I. Gloria in excelsis Deo
type: MusicRecording
duration: PT2M11S
duration ms: 131800
explicit: false
by artist: Antonio Vivaldi
by artist: John Alldis Choir
by artist: Olga Hegedus
by artist: Rodney Slatford
by artist: John Constable
by artist: English Chamber Orchestra
by artist: Vittorio Negri
in album: Vivaldi: Sacred Music
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  date published: 1998-01-01
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T10:42:33Z
audio: Gloria, RV 589: I. Gloria in excelsis Deo
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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

Gloria, RV 589: II. Et in terra pax
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explicit: false
by artist: Antonio Vivaldi
by artist: John Alldis Choir
by artist: English Chamber Orchestra
by artist: Vittorio Negri
by artist: Olga Hegedus
by artist: Rodney Slatford
by artist: John Constable
in album: Vivaldi: Sacred Music
  type: MusicAlbum
  date published: 1998-01-01
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Gloria, RV 589: II. Et in terra pax
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