Ortrun Wenkel
type: MusicGroup
genre: requiem
description: Ortrun Wenkel-Rothe (25 October 1937 – 14 December 2025) was a German operatic contralto.sources biographical data: death notice Mannheimer Morgen, 3.1.26 and death notice Rhein-Neckar-Zeitung, 3.1.26
popularity: 19
followers: 101
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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
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album: L'art vocal en Italie aux 17ème et 18ème siècles
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  date published: 1975-04-15
track: Die Zauberflöte, K.620, Act I: Der Vogelfänger bin ich ja
track: Die Zauberflöte, K.620, Act I: Dies Bildnis ist bezaubernd schön
track: Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
track: Requiem in D Minor, K. 626: III. Sequentia: Recordare
track: Requiem in D Minor, K. 626: VI. Benedictus: Benedictus
track: Mozart: Requiem in D Minor, K. 626: IV. Tuba mirum

Die Zauberflöte, K.620, Act I: Der Vogelfänger bin ich ja
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by artist: Doris Soffel
by artist: Ortrun Wenkel
by artist: Peter Hofmann
by artist: Aage Haugland
by artist: Heinz Zednik
by artist: Brigitte Lindner
by artist: Waldemar Kmentt
by artist: André von Mattoni
by artist: Norman Bailey
by artist: Erich Kunz
by artist: Roland Bracht
by artist: Wolfgang Brendel
by artist: Siegfried Jerusalem
by artist: Bernard Haitink
by artist: Edita Gruberova
by artist: Bayerischer Rundfunk
by artist: Bavarian Radio Symphony Orchestra
in album: Opera - Världens vackraste arior / The Most Beautiful Arias in the World
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genre: classical-era
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T12:47:07Z
audio: Die Zauberflöte, K.620, Act I: Der Vogelfänger bin ich ja
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Die Zauberflöte, K.620, Act I: Dies Bildnis ist bezaubernd schön
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by artist: Heinz Zednik
by artist: Brigitte Lindner
by artist: Waldemar Kmentt
by artist: André von Mattoni
by artist: Norman Bailey
by artist: Erich Kunz
by artist: Roland Bracht
by artist: Wolfgang Brendel
by artist: Siegfried Jerusalem
by artist: Bernard Haitink
by artist: Edita Gruberova
by artist: Bavarian Radio Symphony Orchestra
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  date published: 2026-07-08T03:22:41Z
audio: Die Zauberflöte, K.620, Act I: Dies Bildnis ist bezaubernd schön
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Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Christine Schäfer
by artist: Bernarda Fink
by artist: Kurt Streit
by artist: Gerald Finley
by artist: Concentus Musicus Wien
by artist: Rachel Yakar
by artist: Ortrun Wenkel
by artist: Kurt Equiluz
by artist: Robert Holl
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genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Tuba mirum
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Requiem in D Minor, K. 626: III. Sequentia: Recordare
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by artist: Gerald Finley
by artist: Concentus Musicus Wien
by artist: Rachel Yakar
by artist: Ortrun Wenkel
by artist: Kurt Equiluz
by artist: Robert Holl
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T05:09:12Z
audio: Requiem in D Minor, K. 626: III. Sequentia: Recordare
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Requiem in D Minor, K. 626: VI. Benedictus: Benedictus
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by artist: Christine Schäfer
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by artist: Gerald Finley
by artist: Arnold Schoenberg Chor
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T11:38:34Z
audio: Requiem in D Minor, K. 626: VI. Benedictus: Benedictus
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Mozart: Requiem in D Minor, K. 626: IV. Tuba mirum
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by artist: Wolfgang Amadeus Mozart
by artist: Rachel Yakar, Ortrun Wenkel, Kurt Equiluz, Robert Holl, Nikolaus Harnoncourt & Concentus musicus Wien
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audio: Mozart: Requiem in D Minor, K. 626: IV. Tuba mirum
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