Jean-Roger Caussimon
type: MusicGroup
genre: chanson
description: Jean-Roger Caussimon (24 July 1918 – 19 October 1985) was a "provocative, anarchising" French singer-songwriter and film actor. He appeared in 90 films between 1945 and 1985 but is better known for ha
popularity: 13
followers: 2425
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-15T00:43:59Z
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album: L'intégrale 1970-1980, Vol. 4
  type: MusicAlbum
  date published: 1974
album: L'intégrale 1970-1980, vol. 4 (Live)
  type: MusicAlbum
  date published: 1974-01-01
album: L'intégrale 1970-1980, Vol. 3
  type: MusicAlbum
  date published: 1975
album: L'intégrale 1970-1980, vol. 3
  type: MusicAlbum
  date published: 1975-01-01
album: L'intégrale 1970-1980, Vol. 2
  type: MusicAlbum
  date published: 1976
album: L'intégrale 1970-1980, Vol. 1
  type: MusicAlbum
  date published: 1977
album: L'intégrale 1970-1980, vol. 1
  type: MusicAlbum
  date published: 1977
  track: La commune est en lutte
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    by artist: Jean-Roger Caussimon
    in album: L'intégrale 1970-1980, vol. 1
      type: MusicAlbum
      date published: 1977
    genre: chanson
    isrc code: FR77F7700440
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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
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      date published: 2026-07-04T10:04:33Z
    audio: La commune est en lutte
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Mode (Major/Minor)
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        value: 4
      additional property: Danceability
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      additional property: Speechiness
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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      additional property: Key Name
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        value: C
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album: Poetes & Chansons
  type: MusicAlbum
  date published: 2006-11-15
album: Jean-roger caussimon, inédits 1946-1949 (en concert au cabaret lapin agile à Paris) - live
  type: MusicAlbum
  date published: 2019-02-08