Dresdener Philharmonie
type: MusicGroup
genre: opera
popularity: 8
followers: 5
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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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  date published: 2026-06-16T02:39:16Z
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album: Beethoven: Fidelio
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  date published: 2021-07-16
  track: Fidelio, Op. 72, Act II: Gott! Welch Dunkel hier!
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    by artist: Marek Janowski
    by artist: Dresdner Philharmonie
    by artist: Christian Elsner
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      date published: 2021-07-16
    genre: classical
    genre: classical-piano
    genre: chamber-music
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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
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18e9af2928b59001d6ba6f796d2d7c8a3123913d1d84869c09a70509449bbaad. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/NLE422005623.
      date published: 2026-07-08T08:56:20Z
    audio: Fidelio, Op. 72, Act II: Gott! Welch Dunkel hier!
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  track: Fidelio, Op. 72, Act I: Aria, O wär' ich schon mit dir vereint
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    by artist: Christina Landshamer
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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: 2026-07-08T03:53:27Z
    audio: Fidelio, Op. 72, Act I: Aria, O wär' ich schon mit dir vereint
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  track: Fidelio, Op. 72, Act I: Die Stunde naht
  track: Fidelio, Op. 72, Act II: Euch werde Lohn in besser'n Welten
  track: Fidelio, Op. 72, Act II: Quartet, Er sterbe!
  track: Fidelio, Op. 72, Act I: Hat man nicht auch Gold beineben
  track: Fidelio, Op. 72, Act II: Es schlägt der Rache Stunde
  track: Fidelio, Op. 72, Act II: O namenlose Freude!
  track: Fidelio, Op. 72, Act I: Ha! Ha! Ha! Welch ein Augenblick
  track: Fidelio, Op. 72, Act II: Heil sei dem Tag
  track: Fidelio, Op. 72, Act II: Des besten Königs Wink und Wille
  track: Fidelio, Op. 72, Act I: Jetzt, Alter, jetzt hat es Eile!
  track: Fidelio, Op. 72, Act II: Wohlan, so helfet!
  track: Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen
  track: Fidelio, Op. 72, Act I: Verweg'ner Alter!
album: French Bel Canto Arias
album: Verdi: La Traviata

Le siège de Corinthe: Que vais-je devenir ?
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duration: PT4M14S
duration ms: 254986
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 4
genre: classical
genre: opera
isrc code: NLE422103401
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Le siège de Corinthe: Que vais-je devenir ?
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Le siège de Corinthe: Du séjour de la lumière
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duration: PT8M2S
duration ms: 482256
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 4
genre: classical
genre: opera
isrc code: NLE422103402
additional property: CopyrightID
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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
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Le siège de Corinthe: Du séjour de la lumière
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Guillaume Tell: Sombre forêt
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by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
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popularity: 4
genre: classical
genre: opera
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Guillaume Tell: Sombre forêt
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Les martyrs: Ô ma mère
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popularity: 3
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  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103409
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc9d1dfa68b418bc025bd9a36314e840bd7130a243603df8129522accdf294f8. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLE422103409.
  date published: 2026-07-08T03:53:27Z
audio: Les martyrs: Ô ma mère
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.909
  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: 0.272
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.386
  additional property: Liveness
    type: PropertyValue
    value: 0.482
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.81
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lucie de Lammermoor: Que n'avons-nous des ailes
type: MusicRecording
duration: PT6M45S
duration ms: 405840
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: opera
isrc code: NLE422103412
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:41:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe8c94fa2c3bf2c57ce051077eb8098b3b5f8fa69736a79db8aa839b89bcb0c45
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103412
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8c94fa2c3bf2c57ce051077eb8098b3b5f8fa69736a79db8aa839b89bcb0c45. 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/NLE422103412.
  date published: 2026-07-08T03:20:19Z
audio: Lucie de Lammermoor: Que n'avons-nous des ailes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.682
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.086
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.119
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.793
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Fille du Régiment: Salut à la France !
type: MusicRecording
duration: PT3M38S
duration ms: 218240
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 7
genre: opera
isrc code: NLE422103415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:46:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef5c742704ddbcf1b5cde7e1bbd756d32a556a1fd3620c4da8bc6b5981fc0ba9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103415
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
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
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: 956894
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-06T07:53:57+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef5c742704ddbcf1b5cde7e1bbd756d32a556a1fd3620c4da8bc6b5981fc0ba9. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/NLE422103415.
  date published: 2026-07-06T07:53:57Z
audio: La Fille du Régiment: Salut à la France !
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.41
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.361
  additional property: Energy
    type: PropertyValue
    value: 0.217
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.201
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.092
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.052
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le siège de Corinthe: L'heure fatale approche
type: MusicRecording
duration: PT2M46S
duration ms: 166013
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02efa94fcd571676bb7bd141bd2a97c42b083e49615216032af9eda3e1b49969. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/NLE422103403.
  date published: 2026-07-31T12:24:41Z
audio: Le siège de Corinthe: L'heure fatale approche
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 163.761
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.255
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.765
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLE422103403
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: 960397
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103403
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+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

Le siège de Corinthe: Juste ciel
type: MusicRecording
duration: PT3M34S
duration ms: 214093
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25f239510cfb68b070efb9ca71af1ff6174ab8aaadeca934d7f2f2d81db171b4. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/NLE422103404.
  date published: 2026-07-31T06:42:11Z
audio: Le siège de Corinthe: Juste ciel
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.738
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.134
  additional property: Energy
    type: PropertyValue
    value: 0.127
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.247
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.94
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLE422103404
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: 960360
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T06:42:11+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103404
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11+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

Guillaume Tell: Ils s'éloignent enfin
type: MusicRecording
duration: PT3M6S
duration ms: 186040
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eff16eefbd1da839076f3ac7cc21c884b5dbc0edda9b6cd133550b6f6f2884e. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/NLE422103405.
  date published: 2026-07-31T08:26:41Z
audio: Guillaume Tell: Ils s'éloignent enfin
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.307
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.342
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.237
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLE422103405
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: 960368
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T08:26:41+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103405
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960368
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41+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

Le Comte Ory: En proie à la tristesse
type: MusicRecording
duration: PT5M16S
duration ms: 316400
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 4
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc89cbdc4672cf662c65e5b667101750fa494e85dd1edc4ab777b55c2059b9ad0. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/NLE422103407.
  date published: 2026-07-30T18:23:33Z
audio: Le Comte Ory: En proie à la tristesse
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.684
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.345
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.211
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.089
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.894
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLE422103407
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: 960291
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T18:23:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422103407
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33+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

Le Comte Ory: Céleste providence
type: MusicRecording
duration: PT4M27S
duration ms: 267280
explicit: false
by artist: Gioachino Rossini
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
by artist: Kristina Fuchs
by artist: Frank Blümel
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 6
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25f556145a46d913d1c84a8598932f5aab7ec4a78830a5bed64264f3a973aea9. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/NLE422103408.
  date published: 2026-07-30T14:36:16Z
audio: Le Comte Ory: Céleste providence
  type: AudioObject
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  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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isrc code: NLE422103408
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

Les martyrs: Qu'ici ta main glacée bénisse ton enfant
type: MusicRecording
duration: PT3M4S
duration ms: 184293
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b4dc6a1aa79896b5cba7a54b67c0437773f76de9027836342d5b9c1f06ef26f. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/NLE422103410.
  date published: 2026-07-31T13:50:38Z
audio: Les martyrs: Qu'ici ta main glacée bénisse ton enfant
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: NLE422103410
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:50:38+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

Lucie de Lammermoor: Gilbert. Ô fontaine
type: MusicRecording
duration: PT2M20S
duration ms: 140826
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Juan Carlos Navarrro
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20f7a6334af6e2a1de484ae3bbf3d4f89e761b4d50365066d758a8e39a4e29e9. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/NLE422103411.
  date published: 2026-07-31T08:26:41Z
audio: Lucie de Lammermoor: Gilbert. Ô fontaine
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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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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isrc code: NLE422103411
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

La Fille du Régiment: Il faut partir
type: MusicRecording
duration: PT5M45S
duration ms: 345720
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
by artist: Sächsischer Staatsopernchor Dresden
by artist: Zhi Yi
by artist: Meinhardt Möbius
by artist: Alexander Födisch
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 5
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x784379d43d83bd7e391e7bd46e9ae9b7dc016df8bbf757f310d5ff6d1344e8f3. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/NLE422103413.
  date published: 2026-07-29T12:41:21Z
audio: La Fille du Régiment: Il faut partir
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: NLE422103413
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

La Fille du Régiment: C'en est donc fait
type: MusicRecording
duration: PT6M3S
duration ms: 363480
explicit: false
by artist: Gaetano Donizetti
by artist: Lisette Oropesa
by artist: Dresdener Philharmonie
by artist: Corrado Rovaris
in album: French Bel Canto Arias
  type: MusicAlbum
  date published: 2022-07-10
popularity: 3
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb1077bb8f58299364dc703338e42b7f6fc390ab097a219222f89375425b1d4a. Chain 2 (Bitcoin): anchored in block 960362 (2026-07-31T06:58:00Z), 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/NLE422103414.
  date published: 2026-07-31T06:58:00Z
audio: La Fille du Régiment: C'en est donc fait
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  additional property: Musical Key
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  additional property: Time Signature
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  additional property: Danceability
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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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isrc code: NLE422103414
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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value: C

Mode Name
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value: Major

Fidelio, Op. 72, Act I: Die Stunde naht
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duration: PT0M42S
duration ms: 42400
explicit: false
by artist: Ludwig van Beethoven
by artist: Lise Davidsen
by artist: Christina Landshamer
by artist: Georg Zeppenfeld
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005605
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422005605
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7e6ebdf66e0767f98ac8cb4b7e5bdcd2571fbebb11a099c9fd6a1ac06a85760. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/NLE422005605.
  date published: 2026-07-08T08:56:20Z
audio: Fidelio, Op. 72, Act I: Die Stunde naht
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Fidelio, Op. 72, Act II: Euch werde Lohn in besser'n Welten
type: MusicRecording
duration: PT5M35S
duration ms: 335507
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Sächsischer Staatsopernchor Dresden
by artist: Lise Davidsen
by artist: Georg Zeppenfeld
by artist: Christian Elsner
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005627
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: OTSHash
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f0b9cfd383776d9edc02ff40ab9ccc8454f1ebe1d9c58c70591caea4cdf7d11. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/NLE422005627.
  date published: 2026-07-08T08:56:20Z
audio: Fidelio, Op. 72, Act II: Euch werde Lohn in besser'n Welten
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Fidelio, Op. 72, Act II: Quartet, Er sterbe!
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duration: PT3M26S
duration ms: 206212
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Lise Davidsen
by artist: Johannes Martin Kränzle
by artist: Georg Zeppenfeld
by artist: Christian Elsner
in album: Beethoven: Fidelio
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  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005629
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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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  value: 2026-07-08T03:53:27Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0603a51884b95cadcf79a2f9f0870a0dcd17f43646e8a090cf9ebc132e98c02f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLE422005629.
  date published: 2026-07-08T03:53:27Z
audio: Fidelio, Op. 72, Act II: Quartet, Er sterbe!
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Fidelio, Op. 72, Act I: Hat man nicht auch Gold beineben
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duration: PT2M27S
duration ms: 147000
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Georg Zeppenfeld
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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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  value: 2026-07-08T03:22:41Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cac035e9d957515b377a1c1c50d070f0ac74b96e2265adbd85ecb70e1256de4. 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/NLE422005608.
  date published: 2026-07-08T03:22:41Z
audio: Fidelio, Op. 72, Act I: Hat man nicht auch Gold beineben
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Fidelio, Op. 72, Act II: Es schlägt der Rache Stunde
type: MusicRecording
duration: PT1M15S
duration ms: 75520
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Lise Davidsen
by artist: Johannes Martin Kränzle
by artist: Georg Zeppenfeld
by artist: Christian Elsner
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005631
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x983d2dcf947edfb603f4f6769fdb76621a297fbf06e30b11663d4ca540e9fb20. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLE422005631.
  date published: 2026-07-08T03:53:27Z
audio: Fidelio, Op. 72, Act II: Es schlägt der Rache Stunde
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Fidelio, Op. 72, Act II: O namenlose Freude!
type: MusicRecording
duration: PT2M51S
duration ms: 171040
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Lise Davidsen
by artist: Christian Elsner
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005633
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: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4b315c779485ea186b3ce3e760cc02f357c30cec9a8a763cc16d055b059fbc5. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/NLE422005633.
  date published: 2026-07-08T03:39:04Z
audio: Fidelio, Op. 72, Act II: O namenlose Freude!
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Fidelio, Op. 72, Act I: Ha! Ha! Ha! Welch ein Augenblick
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duration: PT3M5S
duration ms: 185572
explicit: false
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by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Johannes Martin Kränzle
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005613
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: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaaf82456684d7852084b82e3190f4aa50a433ffa81021cb6efafb6dca8c55adb. 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/NLE422005613.
  date published: 2026-07-08T03:22:41Z
audio: Fidelio, Op. 72, Act I: Ha! Ha! Ha! Welch ein Augenblick
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Fidelio, Op. 72, Act II: Heil sei dem Tag
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duration: PT1M58S
duration ms: 118787
explicit: false
by artist: Ludwig van Beethoven
by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Sächsischer Staatsopernchor Dresden
in album: Beethoven: Fidelio
  type: MusicAlbum
  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x969ebc9a67041db533b3471583929318a28be146ef0acea213d129dcdc380b75. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLE422005635.
  date published: 2026-07-08T03:53:27Z
audio: Fidelio, Op. 72, Act II: Heil sei dem Tag
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Fidelio, Op. 72, Act II: Des besten Königs Wink und Wille
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explicit: false
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by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Sächsischer Staatsopernchor Dresden
by artist: Günther Groissböck
in album: Beethoven: Fidelio
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  date published: 2021-07-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: NLE422005636
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Fidelio, Op. 72, Act II: Des besten Königs Wink und Wille
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Fidelio, Op. 72, Act I: Jetzt, Alter, jetzt hat es Eile!
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by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Georg Zeppenfeld
by artist: Johannes Martin Kränzle
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  date published: 2021-07-16
genre: classical
genre: classical-piano
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Fidelio, Op. 72, Act I: Jetzt, Alter, jetzt hat es Eile!
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Fidelio, Op. 72, Act II: Wohlan, so helfet!
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by artist: Marek Janowski
by artist: Dresdner Philharmonie
by artist: Sächsischer Staatsopernchor Dresden
by artist: Lise Davidsen
by artist: Johannes Martin Kränzle
by artist: Georg Zeppenfeld
by artist: Christian Elsner
by artist: Günther Groissböck
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genre: classical
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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: Fidelio, Op. 72, Act II: Wohlan, so helfet!
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Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen
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by artist: Dresdner Philharmonie
by artist: Sächsischer Staatsopernchor Dresden
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by artist: Cornel Frey
by artist: Georg Zeppenfeld
by artist: Christian Elsner
by artist: Günther Groissböck
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genre: classical
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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: Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen
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Fidelio, Op. 72, Act I: Verweg'ner Alter!
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by artist: Dresdner Philharmonie
by artist: Johannes Martin Kränzle
by artist: Georg Zeppenfeld
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Fidelio, Op. 72, Act I: Verweg'ner Alter!
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French Bel Canto Arias
type: MusicAlbum
date published: 2022-07-10
track: Le siège de Corinthe: Que vais-je devenir ?
track: Le siège de Corinthe: Du séjour de la lumière
track: Guillaume Tell: Sombre forêt
track: Les martyrs: Ô ma mère
track: Lucie de Lammermoor: Que n'avons-nous des ailes
track: La Fille du Régiment: Salut à la France !
track: Le siège de Corinthe: L'heure fatale approche
track: Le siège de Corinthe: Juste ciel
track: Guillaume Tell: Ils s'éloignent enfin
track: Le Comte Ory: En proie à la tristesse
track: Le Comte Ory: Céleste providence
track: Les martyrs: Qu'ici ta main glacée bénisse ton enfant
track: Lucie de Lammermoor: Gilbert. Ô fontaine
track: La Fille du Régiment: Il faut partir
track: La Fille du Régiment: C'en est donc fait

Verdi: La Traviata
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date published: 2022-05-27
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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
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track: La Traviata, Act I: Libiamo ne' lieti calici
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  subject of: OpenTimestamps Proof of Existence
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track: La Traviata, Act I: È strano
track: La Traviata, Act II: Qui desiata giungi
track: La Traviata, Act II: Lunge da lei — De' miei bollenti spiriti
track: La Traviata, Act II: Invitato a qui seguirmi
track: La Traviata, Act II: Dammi tu forza — Amami, Alfredo
track: La Traviata, Act III: Scena e Duetto Violetta ed Alfredo: Signora… — Parigi, o cara, noi lasceremo

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OpenTimestamps Proof of Existence
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La Traviata, Act II: Di Madride noi siam mattadori
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La Traviata, Act I: È strano
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La Traviata, Act II: Qui desiata giungi
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La Traviata, Act II: Lunge da lei — De' miei bollenti spiriti
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La Traviata, Act II: Invitato a qui seguirmi
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La Traviata, Act II: Dammi tu forza — Amami, Alfredo
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La Traviata, Act III: Scena e Duetto Violetta ed Alfredo: Signora… — Parigi, o cara, noi lasceremo
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by artist: Giuseppe Verdi
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by artist: René Barbera
by artist: Menna Cazel
by artist: Daniel Oren
by artist: Dresdner Philharmonie
in album: Verdi: La Traviata
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  date published: 2022-05-27
genre: classical
genre: opera
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  date published: 2026-07-08T03:22:41Z
audio: La Traviata, Act III: Scena e Duetto Violetta ed Alfredo: Signora… — Parigi, o cara, noi lasceremo
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