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genre: opera
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track: Médée, H. 491, Prologue: Air et trio. "Le ciel dans vos vœux s'intéresse"
track: Médée, H. 491, Prologue: Duo. "Voir nos moutons dans la verte prairie"
track: Tarare, Acte II, Scène 8: Grande marche « Prêtres du grand Brama ! » (Arthenée, chœur, Elamir, Altamort, Atar)
track: Tarare, Acte II, Scène 7: « Sur un choix important le ciel est consulté. » (Arthenée, un prêtre, Elamir)
track: Cadmus & Hermione, LWV 49, Prologue: Hâtez-vous (Palès, Mélisse, Troupe de Nymphes, Troupe de Pasteurs)
track: Rameau: Achante et Céphise, Act 1: "Que la sympathie a d'attraits !" (Une Fée)

Médée, H. 491, Prologue: Air et trio. "Le ciel dans vos vœux s'intéresse"
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by artist: Le Concert Spirituel
by artist: Herve Niquet
by artist: Hélène Carpentier
by artist: Marine Lafdal-Franc
by artist: Floriane Hasler
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  date published: 2024-01-05
genre: classical
genre: early-music
genre: baroque
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:53:27Z
audio: Médée, H. 491, Prologue: Air et trio. "Le ciel dans vos vœux s'intéresse"
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Médée, H. 491, Prologue: Duo. "Voir nos moutons dans la verte prairie"
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by artist: Marine Lafdal-Franc
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Médée, H. 491, Prologue: Duo. "Voir nos moutons dans la verte prairie"
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Tarare, Acte II, Scène 8: Grande marche « Prêtres du grand Brama ! » (Arthenée, chœur, Elamir, Altamort, Atar)
type: MusicRecording
duration: PT4M41S
duration ms: 281706
explicit: false
by artist: Antonio Salieri
by artist: Les Talens Lyriques
by artist: Tassis Christoyannis
by artist: Les Chantres du Centre de Musique Baroque de Versailles
by artist: Marine Lafdal-Franc
by artist: Philippe-Nicolas Martin
by artist: Jean-Sébastien Bou
in album: Salieri: Tarare
  type: MusicAlbum
  date published: 2019-06-07
popularity: 2
genre: classical
genre: classical-era
genre: galante-era
genre: italian-romanticism
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: Tarare, Acte II, Scène 8: Grande marche « Prêtres du grand Brama ! » (Arthenée, chœur, Elamir, Altamort, Atar)
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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

Tarare, Acte II, Scène 7: « Sur un choix important le ciel est consulté. » (Arthenée, un prêtre, Elamir)
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duration: PT2M0S
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explicit: false
by artist: Antonio Salieri
by artist: Tassis Christoyannis
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by artist: Marine Lafdal-Franc
by artist: Les Talens Lyriques
by artist: Christophe Rousset
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popularity: 1
genre: classical
genre: classical-era
genre: galante-era
genre: italian-romanticism
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:50:38Z
audio: Tarare, Acte II, Scène 7: « Sur un choix important le ciel est consulté. » (Arthenée, un prêtre, Elamir)
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Cadmus & Hermione, LWV 49, Prologue: Hâtez-vous (Palès, Mélisse, Troupe de Nymphes, Troupe de Pasteurs)
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by artist: Le Poème Harmonique
by artist: Vincent Dumestre
by artist: Chœur de l'Ensemble Aedes
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by artist: Eva Zaïcik
by artist: Marine Lafdal-Franc
by artist: Agathe Boudet
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  date published: 2019
genre: classical
genre: french-opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
audio: Cadmus & Hermione, LWV 49, Prologue: Hâtez-vous (Palès, Mélisse, Troupe de Nymphes, Troupe de Pasteurs)
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Rameau: Achante et Céphise, Act 1: "Que la sympathie a d'attraits !" (Une Fée)
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duration: PT0M41S
duration ms: 41386
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by artist: Jean-Philippe Rameau
by artist: Alexis Kossenko
by artist: Marine Lafdal-Franc
by artist: Les Ambassadeurs ~ La Grande Écurie
in album: Rameau: Achante et Céphise
  type: MusicAlbum
  date published: 2021-11-05
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a7dc3c39fd386b050cae2e28b174854598f2a7753b632570f479d1be5fba4b1. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101010.
  date published: 2026-07-31T13:04:34Z
audio: Rameau: Achante et Céphise, Act 1: "Que la sympathie a d'attraits !" (Une Fée)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.023
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.258
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.773
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.871
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.32
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.937
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC2101010
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960403
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T13:04:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101010
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960403
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:04:34+00:00
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 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