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type: MusicGroup
genre: opera
popularity: 9
followers: 42
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additional property: OTSBitcoinBlock
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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 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: Viola d'amore
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  date published: 2010-03-09
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    by artist: Hélène Plouffe
    by artist: Mark Simons
    by artist: David Jacques
    by artist: Erin Helyard
    by artist: Jacques-Olivier Chartier
    by artist: Chloe Meyers
    by artist: Amanda Keesmaat
    by artist: Sophie Larivière
    by artist: Olivier Laquerre
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      type: MusicAlbum
      date published: 2010-03-09
    genre: baroque
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T03:55:08Z
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  track: Trio in E-Flat Major for Viola d’amore, Bass Chalumeau & Continuo: IV. Vivace
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    by artist: Hélène Plouffe
    by artist: Mark Simons
    by artist: David Jacques
    by artist: Erin Helyard
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    by artist: Chloe Meyers
    by artist: Amanda Keesmaat
    by artist: Sophie Larivière
    by artist: Olivier Laquerre
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      date published: 2010-03-09
    genre: baroque
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    additional property: OTSTimestamp
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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
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-29T15:38:18Z
    audio: Trio in E-Flat Major for Viola d’amore, Bass Chalumeau & Continuo: IV. Vivace
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album: Classical Expressions: Best of the Baroque Period
album: Lalande: Les fontaines de Versailles, S. 133 & Concert d'Esculape, S. 134
album: Lully: Thesee
album: Lully: Psyché
album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
album: Rêves enclos
album: Roy: Trois poèmes d'Éloi de Grandmont: I. L'âge des rêves

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Valence (Positivity)
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Classical Expressions: Best of the Baroque Period
type: MusicAlbum
date published: 2014-05-28

Lalande: Les fontaines de Versailles, S. 133 & Concert d'Esculape, S. 134
type: MusicAlbum
date published: 2021-02-05
track: Les fontaines de Versailles, S. 133: Ouverture
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  by artist: Boston Early Music Festival Chamber Ensemble
  by artist: Paul O'Dette
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Les fontaines de Versailles, S. 133: Ouverture
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track: Les fontaines de Versailles, S. 133, Scene 3: Chaconne
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  by artist: Paul O'Dette
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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Lully: Thesee
type: MusicAlbum
date published: 2007-01-01

Lully: Psyché
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date published: 2008-01-01
track: Psyche: Prologue: Overture
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  by artist: Carolyn Sampson
  by artist: Karina Gauvin
  by artist: Aaron Sheehan
  by artist: Colin Balzer
  by artist: Amanda Forsythe
  by artist: Mireille Lebel
  by artist: Yulia van Doren
  by artist: Olivier Laquerre
  by artist: Jason McStoots
  by artist: Matthew Shaw
  by artist: Aaron Engebreth
  by artist: Ricard Bordas
  by artist: Teresa Wakim
  by artist: Jose Lemos
  by artist: Boston Early Music Festival Chorus
  by artist: Boston Early Music Festival Orchesra
  by artist: Paul O'Dette
  by artist: Stephen Stubbs
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    type: MusicAlbum
    date published: 2008-01-01
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  genre: french-opera
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5797c29a0467c192e6546c18e093b64fdcbcc2900b07cb3474cec49e0844010b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/DEB200836701.
    date published: 2026-07-08T03:20:19Z
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track: Psyche: Act I Scene 2: Ahi ch'indarno si torda (Grieving Woman, First Grieving Man, Second Grieving Man)
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  by artist: Karina Gauvin
  by artist: Aaron Sheehan
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  by artist: Amanda Forsythe
  by artist: Mireille Lebel
  by artist: Yulia van Doren
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  by artist: Jason McStoots
  by artist: Matthew Shaw
  by artist: Aaron Engebreth
  by artist: Ricard Bordas
  by artist: Teresa Wakim
  by artist: Jose Lemos
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  by artist: Boston Early Music Festival Orchesra
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  by artist: Stephen Stubbs
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB200836720
  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 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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-30T00:53:20Z
  audio: Psyche: Act I Scene 2: Ahi ch'indarno si torda (Grieving Woman, First Grieving Man, Second Grieving Man)
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Liveness
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Valence (Positivity)
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Loudness (dB)
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type: MusicAlbum
date published: 2010-09-20
track: Actéon, H. 481: Ouverture
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  by artist: Boston Early Music Festival Chamber Ensemble
  by artist: Stephen Stubbs
  by artist: Paul O'Dette
  in album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
    type: MusicAlbum
    date published: 2010-09-20
  genre: classical
  genre: early-music
  genre: baroque
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB200961301
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T19:53:13Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-31T19:53:13Z
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track: Actéon, H. 481: Vos vceux sont exaucés, et par le doux murmure
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  by artist: Marc-Antoine Charpentier
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    date published: 2010-09-20
  genre: classical
  genre: early-music
  genre: baroque
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  additional property: OTSVerificationAPI
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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 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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    date published: 2026-08-01T00:40:43Z
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track: Actéon, H. 481: Ah! Qu'on évite de langueurs
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  by artist: Marc-Antoine Charpentier
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  by artist: Boston Early Music Festival Chamber Ensemble
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  by artist: Stephen Stubbs
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    date published: 2010-09-20
  genre: classical
  genre: early-music
  genre: baroque
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Actéon, H. 481: Ah! Qu'on évite de langueurs
track: Actéon, H. 481: Amis, les ombres raccourcies
track: Actéon, H. 481: Mon cœur autrefois intrépide
track: Actéon, H. 481: Plainte
track: Actéon, H. 481: Jamais troupe de chasseurs

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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf792e999addeb68374f38ff91a6542f5499f8d380266626f9c8c1d31ae764c8d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEB200961307.
date published: 2026-07-08T03:22:41Z

Actéon, H. 481: Ah! Qu'on évite de langueurs
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additional property: Valence (Positivity)
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Actéon, H. 481: Amis, les ombres raccourcies
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duration: PT3M58S
duration ms: 238920
explicit: false
by artist: Marc-Antoine Charpentier
by artist: Aaron Sheehan
by artist: Boston Early Music Festival Chamber Ensemble
by artist: Paul O'Dette
by artist: Stephen Stubbs
in album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
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  date published: 2010-09-20
genre: classical
genre: early-music
genre: baroque
genre: french-baroque
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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 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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  date published: 2026-07-31T17:29:52Z
audio: Actéon, H. 481: Amis, les ombres raccourcies
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Actéon, H. 481: Mon cœur autrefois intrépide
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explicit: false
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by artist: Aaron Sheehan
by artist: Boston Early Music Festival Chamber Ensemble
by artist: Paul O'Dette
by artist: Stephen Stubbs
in album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
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genre: classical
genre: early-music
genre: baroque
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d2d72061186c16a20aa3f48b64f5097651b83f87e0d70a64f06188a09d88910. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/DEB200961311.
  date published: 2026-07-31T18:48:12Z
audio: Actéon, H. 481: Mon cœur autrefois intrépide
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Actéon, H. 481: Plainte
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duration ms: 255093
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by artist: Boston Early Music Festival Chamber Ensemble
by artist: Paul O'Dette
by artist: Stephen Stubbs
in album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
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genre: classical
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Actéon, H. 481: Jamais troupe de chasseurs
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in album: Charpentier: Actéon, Orphée descendant aux enfers & La pierre philosophale
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Rêves enclos
type: MusicAlbum
date published: 2022-01-21

Roy: Trois poèmes d'Éloi de Grandmont: I. L'âge des rêves
type: MusicAlbum
date published: 2022-01-13