Jean Baron
type: MusicGroup
genre: celtic
genre: rumba congolaise
popularity: 20
followers: 2760
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additional property: OTSVerifyInstructions
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbd2de2b01ba9d420defe5132e98cbb0ca2738a376fcced2e077d1ba58d24c09. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bb76f50e-4b06-4ee9-bc4c-be23ffa3ee31.json and https://artists.proofprofile.net/proofs/artist/bb76f50e-4b06-4ee9-bc4c-be23ffa3ee31.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T09:50:11Z
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album: Musiques traditionnelles de Bretagne
  type: MusicAlbum
  date published: 1981
album: Bretagne : Bombarde, ocarina et orgue
  type: MusicAlbum
  date published: 1995
album: Musiques traditionnelles de Bretagne
  type: MusicAlbum
  date published: 1997
album: Envor - Hommage à Théo Le Maguet
  type: MusicAlbum
  date published: 2011-11-28
album: Breton Dance (Celtic Traditional Instrumentals Music from Brittany - Keltia Musique - Bretagne)
  type: MusicAlbum
  date published: 2012-06-30
album: Comme un...
  type: MusicAlbum
  date published: 2013
  track: Nabeleli
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    duration: PT5M8S
    duration ms: 308800
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    by artist: Jean Baron
    in album: Comme un...
      type: MusicAlbum
      date published: 2013
    genre: celtic
    genre: rumba congolaise
    isrc code: FR6V81996828
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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
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-15T14:39:20Z
    audio: Nabeleli
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      additional property: Tempo (BPM)
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      additional property: Loudness (dB)
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  track: Comme un...
    type: MusicRecording
    duration: PT5M21S
    duration ms: 321533
    explicit: false
    by artist: Jean Baron
    in album: Comme un...
      type: MusicAlbum
      date published: 2013
    genre: celtic
    genre: rumba congolaise
    isrc code: FR6V81996831
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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
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-14T07:07:52Z
    audio: Comme un...
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 131.378
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
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      additional property: Speechiness
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      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Hommage à Jean Magadur / Inour de Yann Magadur (Traditional Breton Music / Celtic Music from Brittany / Keltia Musique)
album: Musique sacrée et mélodies bretonnes- Sacred Music and Breton Airs (Bombarde, ocarina, orgue)
album: Kejadenn (feat. Jean Michel Mansano) [Concert of Sacred and Secular Music of Brittany - Celtic Music - Keltia Musique - Bretagne]
album: Sonaozadur (Breton music / celtic music from brittany / keltia musique-bretagne)
album: Dansou tro Breiz (Breton Music - Celtic Music from Brittany - Keltia musique- Bretagne)
album: Dansou C'hoari (Danses et Jeux de Bretagne / Traditional Breton Music / Celtic Music from Brittany / Keltia Musique)
album: Hentad - Journey (Musiques et danses de Bretagne - Folk Dances of Brittany - Keltia Musique)
album: Berjelenn (Melodies et danses de Bretagne)

Energy
type: PropertyValue
value: 0.727

Speechiness
type: PropertyValue
value: 0.045

Acousticness
type: PropertyValue
value: 0.504

Instrumentalness
type: PropertyValue
value: 0.014

Liveness
type: PropertyValue
value: 0.196

Valence (Positivity)
type: PropertyValue
value: 0.944

Loudness (dB)
type: PropertyValue
value: -12.293

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Hommage à Jean Magadur / Inour de Yann Magadur (Traditional Breton Music / Celtic Music from Brittany / Keltia Musique)
type: MusicAlbum
date published: 2013-05-20

Musique sacrée et mélodies bretonnes- Sacred Music and Breton Airs (Bombarde, ocarina, orgue)
type: MusicAlbum
date published: 2013-06-24

Kejadenn (feat. Jean Michel Mansano) [Concert of Sacred and Secular Music of Brittany - Celtic Music - Keltia Musique - Bretagne]
type: MusicAlbum
date published: 2013-07-31

Sonaozadur (Breton music / celtic music from brittany / keltia musique-bretagne)
type: MusicAlbum
date published: 2013-07-31

Dansou tro Breiz (Breton Music - Celtic Music from Brittany - Keltia musique- Bretagne)
type: MusicAlbum
date published: 2013-08-16

Dansou C'hoari (Danses et Jeux de Bretagne / Traditional Breton Music / Celtic Music from Brittany / Keltia Musique)
type: MusicAlbum
date published: 2013-08-20

Hentad - Journey (Musiques et danses de Bretagne - Folk Dances of Brittany - Keltia Musique)
type: MusicAlbum
date published: 2013-09-02

Berjelenn (Melodies et danses de Bretagne)
type: MusicAlbum
date published: 2013-09-04