André Dran
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genre: opera
description: André Theophile Joseph Dran (15 June 1924, in Metz – 12 September 2014, in Pouancé) was a French tenor,L'Art Lyrique website, accessed 25 September 2015. whose career was mainly restricted to France a
popularity: 3
followers: 227
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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 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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album: Offenbach: La Grande-Duchesse de Gerolstein
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album: Charpentier: Louise
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    by artist: Orchestra Of The Opera Comique Paris
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      date published: 1994-01-01
    genre: opera
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
    audio: Louise: Prelude
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album: Offenbach: La Belle Hélène - Chabrier: L'Étoile
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  date published: 2003
album: LEHAR: Le comte de Luxembourg / Frederique / Giuditta (excerpts) (ORTF, Sibert) (1966-1980)
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album: Offenbach: Orphée aux enfers
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album: La Belle Hélène
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album: Orpheus in the Underworld
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    by artist: Simone Pebordes
    by artist: Anne - Marie Carpentier
    by artist: Monique Chalot
    by artist: André Dran
    by artist: Paris Philharmonic Orchestra and Chorus
    by artist: Jean Hoffmann
    by artist: Violette Journeaux
    by artist: Lucien Mans
    by artist: Bernard Demigny
    by artist: Claudine Collart
    by artist: Jean Mollien
    by artist: Andre Jonqueres
    by artist: Janine Lindenfelder
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      date published: 2006-08-18
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      date published: 2026-07-08T03:39:04Z
    audio: Viens, viens (Orpheus in the Underworld)
album: La Grande Duchesse de Gerolstein
album: Offenbach: Orphée aux Enfers and 12 Arias
album: Offenbach: Orpheus in the Underground - La Belle Helene
album: Offenbach: Orpheus in the Underworld
album: Janine Linda / Orchestre Philharmonique de Paris / René Leibowitz play: Jacques Offenbach: La Belle Hélène - Opéra-bouffe en 3 actes
album: Offenbach: La belle Hélène
album: Offenbach: Orphée aux enfers, Highlights (1874 Version, Mono Version)
album: Offenbach: The Grand Duchess (Highlights)
album: Ravel: L'heure espagnole (Mono Version)
album: Offenbach - La Belle Hélène, Vol. 1 (1952)
album: Offenbach: La Grande-Duchesse de Gérolstein
album: Offenbach: La Belle Hélène, Vol. 2 (1952)

Viens, viens (Orpheus in the Underworld)
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La Grande Duchesse de Gerolstein
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date published: 2006-08-02
track: Altesse? (La grande Duchesse de Gerolstein)
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  by artist: Pasdeloup Orchestra
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    date published: 2006-08-02
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-08-01T01:44:32Z
  audio: Altesse? (La grande Duchesse de Gerolstein)
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Offenbach: Orphée aux Enfers and 12 Arias
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date published: 2003

Offenbach: Orpheus in the Underground - La Belle Helene
type: MusicAlbum
date published: 2000-01-01

Offenbach: Orpheus in the Underworld
type: MusicAlbum
date published: 2011-01-02

Janine Linda / Orchestre Philharmonique de Paris / René Leibowitz play: Jacques Offenbach: La Belle Hélène - Opéra-bouffe en 3 actes
type: MusicAlbum
date published: 2015-05-08

Offenbach: La belle Hélène
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date published: 2010-10-03

Offenbach: Orphée aux enfers, Highlights (1874 Version, Mono Version)
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date published: 1958-01-01

Offenbach: The Grand Duchess (Highlights)
type: MusicAlbum
date published: 2000-01-01

Ravel: L'heure espagnole (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Offenbach - La Belle Hélène, Vol. 1 (1952)
type: MusicAlbum
date published: 2011-03-30

Offenbach: La Grande-Duchesse de Gérolstein
type: MusicAlbum
date published: 2010-04-04

Offenbach: La Belle Hélène, Vol. 2 (1952)
type: MusicAlbum
date published: 2011-03-30