Lamberto Gardelli
type: MusicGroup
genre: classical
genre: opera
description: Lamberto Gardelli (8 November 191517 July 1998) was an Italian naturalized Swedish conductor,Lamberto Gardelli. The New Grove Dictionary of Opera. Macmillan, London and New York, 1997. particularly as
popularity: 37
followers: 604
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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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  date published: 2026-06-12T19:24:56Z
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album: Verdi: Highlights from Oberto & Alzira
  type: MusicAlbum
  date published: 2016-01-01
album: Giordano: Fedora
  type: MusicAlbum
  date published: 1991-01-01
album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
  track: I Masnadieri: Overture (Preludio)
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    by artist: Giuseppe Verdi
    by artist: New Philharmonia Orchestra
    by artist: Norman Jones
    by artist: Lamberto Gardelli
    in album: Verdi: I Masnadieri
      type: MusicAlbum
      date published: 1975-01-01
    popularity: 3
    genre: classical
    genre: opera
    isrc code: NLA507401310
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    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 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
    audio: I Masnadieri: Overture (Preludio)
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  track: I Masnadieri / Act 1: "O mio castel paterno"
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    by artist: Giuseppe Verdi
    by artist: Carlo Bergonzi
    by artist: New Philharmonia Orchestra
    by artist: Lamberto Gardelli
    in album: Verdi: I Masnadieri
      type: MusicAlbum
      date published: 1975-01-01
    popularity: 1
    genre: classical
    genre: opera
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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: 2026-07-31T05:23:41Z
    audio: I Masnadieri / Act 1: "O mio castel paterno"
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  track: I Masnadieri / Act 1: "Ecco un foglio"
  track: I Masnadieri / Act 1: "Nell'argilla maledetta"
  track: I Masnadieri / Act 1: "Vecchio! spiccai da te"
  track: I Masnadieri / Act 1: "La sua lampada vitale"
  track: I Masnadieri / Act 1: "Tremate o miseri"
  track: I Masnadieri / Act 1: "Lo sguardo avea degli angeli"
  track: I Masnadieri / Act 1: "Mio Carlo..."
  track: I Masnadieri / Act 1: "Carlo! io muoio..."
  track: I Masnadieri / Act 1: "Sul capo mio colpevole"
  track: I Masnadieri / Act 2: "Dall'infame banchetto"
  track: I Masnadieri / Act 2: "Tu del mio Carlo"
  track: I Masnadieri / Act 2: "Carlo vive?"
album: Gluck: Opera Gala
album: Verdi: Macbeth
album: Fifty Years of Hungaroton (1951-2001) - Conductors
album: 50 Years of Hungaraton (1951-2000): Singers
album: Verdi: Soprano Opera Arias
track: Macbeth - Revised version 1865 / Act 4: "O figli...Ah, la paterna mano"
track: Gianni Schicchi: "Oh! mio babbino caro"
track: Nabucco / Act 3: "Va, pensiero" (Chorus of the Hebrew Slaves)
track: Oh! mio babbino caro (Gianni Schicchi)
track: Va, pensiero (Chorus of the Hebrew Slaves) (Nabucco)
track: I Lombardi / Act 2: "La mia letizia infondere"
track: Guillaume Tell, 'William Tell' (1995 Digital Remaster): Ne m'abandonne pas, espoir de la vengeance...Asile hereditaire
track: Turandot: In questa reggia

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value: 0.973

Instrumentalness
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value: 0

Liveness
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value: 0.072

Valence (Positivity)
type: PropertyValue
value: 0.112

Loudness (dB)
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value: -30.017

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value: C#

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I Masnadieri / Act 1: "Ecco un foglio"
type: MusicRecording
duration: PT2M48S
duration ms: 168866
explicit: false
by artist: Giuseppe Verdi
by artist: Carlo Bergonzi
by artist: William Elvin
by artist: Ambrosian Singers
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401313
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0da093787977ade974a87361a8cc161432983578207b1a60b907488c923ecb34. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401313.
  date published: 2026-07-31T09:25:34Z
audio: I Masnadieri / Act 1: "Ecco un foglio"
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I Masnadieri / Act 1: "Nell'argilla maledetta"
type: MusicRecording
duration: PT2M53S
duration ms: 173400
explicit: false
by artist: Giuseppe Verdi
by artist: Carlo Bergonzi
by artist: Ambrosian Singers
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401314
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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
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: I Masnadieri / Act 1: "Nell'argilla maledetta"
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I Masnadieri / Act 1: "Vecchio! spiccai da te"
type: MusicRecording
duration: PT2M37S
duration ms: 157266
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by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401315
additional property: CopyrightID
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37eb8ebd7bca27cb67951290abd9bdac6d71cec32602f37b37cbcf105368007d. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/NLA507401315.
  date published: 2026-07-31T17:29:52Z
audio: I Masnadieri / Act 1: "Vecchio! spiccai da te"
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I Masnadieri / Act 1: "La sua lampada vitale"
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by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: New Philharmonia Orchestra
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in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401316
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:27:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68aa63c19bbbc924a4557ca7868bc91725983622390737de7a0d4fa9e5f80b45
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/NLA507401316
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 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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68aa63c19bbbc924a4557ca7868bc91725983622390737de7a0d4fa9e5f80b45. 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/NLA507401316.
  date published: 2026-07-08T03:20:19Z
audio: I Masnadieri / Act 1: "La sua lampada vitale"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.92
  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: 0.269
  additional property: Energy
    type: PropertyValue
    value: 0.125
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.471
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.31
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.152
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 1: "Tremate o miseri"
type: MusicRecording
duration: PT2M41S
duration ms: 161920
explicit: false
by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401318
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:26:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x93de5d9c6cd663c4d2b66ed581fe11118e880865f80c1a633db2bcd8718b2a28
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960427
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960427
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401318
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:59:18Z
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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93de5d9c6cd663c4d2b66ed581fe11118e880865f80c1a633db2bcd8718b2a28. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/NLA507401318.
  date published: 2026-07-31T15:59:18Z
audio: I Masnadieri / Act 1: "Tremate o miseri"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.365
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.369
  additional property: Energy
    type: PropertyValue
    value: 0.27
  additional property: Speechiness
    type: PropertyValue
    value: 0.093
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.135
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.413
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.009
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 1: "Lo sguardo avea degli angeli"
type: MusicRecording
duration: PT3M54S
duration ms: 234973
explicit: false
by artist: Giuseppe Verdi
by artist: Montserrat Caballé
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401320
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:54:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc84181f6b42ba49da51436eed60b5b5a219d6ce2bbefa60e171c5e47d2a9aeb9
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/NLA507401320
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 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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc84181f6b42ba49da51436eed60b5b5a219d6ce2bbefa60e171c5e47d2a9aeb9. 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/NLA507401320.
  date published: 2026-07-08T03:20:19Z
audio: I Masnadieri / Act 1: "Lo sguardo avea degli angeli"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.814
  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: 0.284
  additional property: Energy
    type: PropertyValue
    value: 0.014
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.071
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.461
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 1: "Mio Carlo..."
type: MusicRecording
duration: PT1M24S
duration ms: 84000
explicit: false
by artist: Giuseppe Verdi
by artist: Ruggero Raimondi
by artist: Montserrat Caballé
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401321
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T14:26:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70332f7530318a55a04b84ecf95044295f6865aa68097fdd7808e281405d0e59
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70332f7530318a55a04b84ecf95044295f6865aa68097fdd7808e281405d0e59. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/NLA507401321.
  date published: 2026-07-31T15:20:15Z
audio: I Masnadieri / Act 1: "Mio Carlo..."
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.115
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.369
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.133
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.569
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 1: "Carlo! io muoio..."
type: MusicRecording
duration: PT3M41S
duration ms: 221160
explicit: false
by artist: Giuseppe Verdi
by artist: Ruggero Raimondi
by artist: Montserrat Caballé
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401322
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T17:27:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66cf9955bfe6d9502f6474efc79e45bee28a363c807f438f46d064cd084ba7c7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401322
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52Z
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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66cf9955bfe6d9502f6474efc79e45bee28a363c807f438f46d064cd084ba7c7. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/NLA507401322.
  date published: 2026-07-31T17:29:52Z
audio: I Masnadieri / Act 1: "Carlo! io muoio..."
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.732
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.267
  additional property: Energy
    type: PropertyValue
    value: 0.065
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.422
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 1: "Sul capo mio colpevole"
type: MusicRecording
duration: PT4M44S
duration ms: 284173
explicit: false
by artist: Giuseppe Verdi
by artist: Ruggero Raimondi
by artist: Piero Cappuccilli
by artist: Montserrat Caballé
by artist: John Sandor
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401324
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:09:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x693e4523017a16a7dda98cac653c85a0590bee843de734b2282a83d572251cf0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401324
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x693e4523017a16a7dda98cac653c85a0590bee843de734b2282a83d572251cf0. 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/NLA507401324.
  date published: 2026-07-31T18:48:12Z
audio: I Masnadieri / Act 1: "Sul capo mio colpevole"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.584
  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: 0.278
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.196
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.11
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.43
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Masnadieri / Act 2: "Dall'infame banchetto"
type: MusicRecording
duration: PT4M44S
duration ms: 284400
explicit: false
by artist: Giuseppe Verdi
by artist: Montserrat Caballé
by artist: Ambrosian Singers
by artist: New Philharmonia Orchestra
by artist: Lamberto Gardelli
in album: Verdi: I Masnadieri
  type: MusicAlbum
  date published: 1975-01-01
popularity: 1
genre: classical
genre: opera
isrc code: NLA507401325
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T08:13:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x47358e0ab6297bb54e4befd7721147371a71d936a960170bd0439a0cccd5e6bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960370
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960370
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401325
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:38:45Z
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
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47358e0ab6297bb54e4befd7721147371a71d936a960170bd0439a0cccd5e6bc. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/NLA507401325.
  date published: 2026-07-31T08:38:45Z
audio: I Masnadieri / Act 2: "Dall'infame banchetto"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.877
  additional property: Musical Key
    type: PropertyValue
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I Masnadieri / Act 2: "Tu del mio Carlo"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T22:27:44Z
audio: I Masnadieri / Act 2: "Tu del mio Carlo"
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I Masnadieri / Act 2: "Carlo vive?"
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by artist: New Philharmonia Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: I Masnadieri / Act 2: "Carlo vive?"
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Gluck: Opera Gala
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-29T19:35:34Z
  audio: Alceste, Wq. 44 (Excerpts): Overture
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T12:24:41Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Alceste, Wq. 44 (Excerpts): Divinités du Styx
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Ah, se intorno a quest'urna funestra
track: Alceste, Wq. 44 (Excerpts): Vivez, aimez des jours
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Chiamo il mio ben così
track: Alceste, Wq. 44 (Excerpts): Parez vos fronts de fleurs nouvelles
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Gli sguardi trattieni
track: Alceste, Wq. 44 (Excerpts): Vivre sans toi
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Dance of the Blessed Spirits
track: Alceste, Wq. 44 (Excerpts): Recois, Dieu bienfaisant
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Vieni appange il tuo consorte
track: Alceste, Wq. 44 (Excerpts): A mes amis
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Che fiero momento
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Des noirs pressentiments
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Che faro senza Euridice?
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Patrie infortunée
track: Orfeo ed Euridice, Wq. 30 (Excerpts): Trionfi amore
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Et tu prétends encore
track: Paride ed Elena, Wq. 39 (Excerpts): Overture
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Divinité de grandes âmes
track: Paride ed Elena, Wq. 39 (Excerpts): Non sdegnare, o bella Venere
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Non, cet affreux devoir
track: Iphigénie en Tauride, Wq. 46 (Excerpts): O Diane, sois-nous propice
track: Iphigénie en Tauride, Wq. 46 (Excerpts): Les Dieux longtemps en courroux
track: Le cinesi, Wq. 18 (Excerpts): Son lungi e non mi brami
track: Le cinesi, Wq. 18 (Excerpts): Voli il piede in lieti giri

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OpenTimestamps Proof of Existence
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date published: 2026-07-30T14:36:16Z

Alceste, Wq. 44 (Excerpts): Divinités du Styx
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Orfeo ed Euridice, Wq. 30 (Excerpts): Ah, se intorno a quest'urna funestra
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subject of: OpenTimestamps Proof of Existence
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Alceste, Wq. 44 (Excerpts): Vivez, aimez des jours
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by artist: Nicolai Gedda
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subject of: OpenTimestamps Proof of Existence
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Orfeo ed Euridice, Wq. 30 (Excerpts): Chiamo il mio ben così
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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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Alceste, Wq. 44 (Excerpts): Parez vos fronts de fleurs nouvelles
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T04:47:22Z
audio: Alceste, Wq. 44 (Excerpts): Parez vos fronts de fleurs nouvelles
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Orfeo ed Euridice, Wq. 30 (Excerpts): Gli sguardi trattieni
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:10:46Z
audio: Orfeo ed Euridice, Wq. 30 (Excerpts): Gli sguardi trattieni
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Alceste, Wq. 44 (Excerpts): Vivre sans toi
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subject of: OpenTimestamps Proof of Existence
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audio: Alceste, Wq. 44 (Excerpts): Vivre sans toi
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Orfeo ed Euridice, Wq. 30 (Excerpts): Dance of the Blessed Spirits
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subject of: OpenTimestamps Proof of Existence
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Alceste, Wq. 44 (Excerpts): Recois, Dieu bienfaisant
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: Alceste, Wq. 44 (Excerpts): Recois, Dieu bienfaisant
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Orfeo ed Euridice, Wq. 30 (Excerpts): Vieni appange il tuo consorte
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by artist: Cappella Coloniensis
by artist: Ferdinand Leitner
by artist: Elisabeth Söderström
by artist: Dietrich Fischer-Dieskau
in album: Gluck: Opera Gala
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  date published: 2020-12-04
popularity: 2
genre: classical
genre: opera
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additional property: OTSVerificationAPI
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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: Orfeo ed Euridice, Wq. 30 (Excerpts): Vieni appange il tuo consorte
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Alceste, Wq. 44 (Excerpts): A mes amis
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duration: PT2M41S
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by artist: Christoph Willibald Gluck
by artist: Bavarian Radio Symphony Orchestra
by artist: Serge Baudo
by artist: Nicolai Gedda
by artist: Jessye Norman
in album: Gluck: Opera Gala
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popularity: 3
genre: classical
genre: opera
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additional property: CopyrightID
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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 0x482055020280374c348d75c42696dc2be318a3f98a65510c482f78542149f883. 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/DEB958202721.
  date published: 2026-07-08T03:20:19Z
audio: Alceste, Wq. 44 (Excerpts): A mes amis
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Orfeo ed Euridice, Wq. 30 (Excerpts): Che fiero momento
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duration: PT3M5S
duration ms: 185760
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by artist: Christoph Willibald Gluck
by artist: Cappella Coloniensis
by artist: Ferdinand Leitner
by artist: Elisabeth Söderström
in album: Gluck: Opera Gala
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  date published: 2020-12-04
popularity: 2
genre: classical
genre: opera
isrc code: DEB956439134
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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Orfeo ed Euridice, Wq. 30 (Excerpts): Che fiero momento
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Iphigénie en Tauride, Wq. 46 (Excerpts): Des noirs pressentiments
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by artist: Munich Radio Orchestra
by artist: Lamberto Gardelli
by artist: Dietrich Fischer-Dieskau
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popularity: 4
genre: classical
genre: opera
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additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
audio: Iphigénie en Tauride, Wq. 46 (Excerpts): Des noirs pressentiments
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Orfeo ed Euridice, Wq. 30 (Excerpts): Che faro senza Euridice?
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by artist: Cappella Coloniensis
by artist: Ferdinand Leitner
by artist: Dietrich Fischer-Dieskau
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popularity: 4
genre: classical
genre: opera
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:51:48Z
audio: Orfeo ed Euridice, Wq. 30 (Excerpts): Che faro senza Euridice?
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Iphigénie en Tauride, Wq. 46 (Excerpts): Patrie infortunée
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popularity: 9
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
audio: Iphigénie en Tauride, Wq. 46 (Excerpts): Patrie infortunée
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Orfeo ed Euridice, Wq. 30 (Excerpts): Trionfi amore
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by artist: Christoph Willibald Gluck
by artist: Cappella Coloniensis
by artist: Ferdinand Leitner
by artist: Elisabeth Söderström
by artist: Ruth-Margret Putz
by artist: Dietrich Fischer-Dieskau
by artist: Kölner Rundfunkchor
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  date published: 2020-12-04
popularity: 2
genre: classical
genre: opera
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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
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  date published: 2026-07-31T17:29:52Z
audio: Orfeo ed Euridice, Wq. 30 (Excerpts): Trionfi amore
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Iphigénie en Tauride, Wq. 46 (Excerpts): Et tu prétends encore
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duration: PT3M14S
duration ms: 194360
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by artist: Munich Radio Orchestra
by artist: Lamberto Gardelli
by artist: Franco Bonisolli
by artist: Walton Groenroos
in album: Gluck: Opera Gala
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  date published: 2020-12-04
popularity: 4
genre: classical
genre: opera
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:38:45Z
audio: Iphigénie en Tauride, Wq. 46 (Excerpts): Et tu prétends encore
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Paride ed Elena, Wq. 39 (Excerpts): Overture
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by artist: Christoph Willibald Gluck
by artist: Vienna Radio Symphony Orchestra
by artist: Anthony Spiri
by artist: Lothar Zagrosek
in album: Gluck: Opera Gala
  type: MusicAlbum
  date published: 2020-12-04
popularity: 2
genre: classical
genre: opera
isrc code: DEB958411801
additional property: CopyrightID
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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
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  date published: 2026-07-31T17:29:52Z
audio: Paride ed Elena, Wq. 39 (Excerpts): Overture
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Iphigénie en Tauride, Wq. 46 (Excerpts): Divinité de grandes âmes
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duration: PT2M8S
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by artist: Christoph Willibald Gluck
by artist: Munich Radio Orchestra
by artist: Lamberto Gardelli
by artist: Franco Bonisolli
in album: Gluck: Opera Gala
  type: MusicAlbum
  date published: 2020-12-04
popularity: 3
genre: classical
genre: opera
isrc code: DEB952020007
additional property: CopyrightID
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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 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: 2026-07-30T20:11:13Z
audio: Iphigénie en Tauride, Wq. 46 (Excerpts): Divinité de grandes âmes
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Paride ed Elena, Wq. 39 (Excerpts): Non sdegnare, o bella Venere
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duration: PT3M26S
duration ms: 206493
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by artist: Christoph Willibald Gluck
by artist: Vienna Radio Symphony Orchestra
by artist: Anthony Spiri
by artist: Lothar Zagrosek
by artist: Anne Tedards
by artist: Arnold Schoenberg Chor
by artist: Chor des Osterreichischen Rundfunks
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  type: MusicAlbum
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popularity: 2
genre: classical
genre: opera
isrc code: DEB958411802
additional property: CopyrightID
additional property: CopyrightStatus
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: Paride ed Elena, Wq. 39 (Excerpts): Non sdegnare, o bella Venere
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Iphigénie en Tauride, Wq. 46 (Excerpts): Non, cet affreux devoir
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by artist: Lamberto Gardelli
by artist: Pilar Lorengar
in album: Gluck: Opera Gala
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popularity: 3
genre: classical
genre: opera
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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
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  date published: 2026-07-31T09:50:11Z
audio: Iphigénie en Tauride, Wq. 46 (Excerpts): Non, cet affreux devoir
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Iphigénie en Tauride, Wq. 46 (Excerpts): O Diane, sois-nous propice
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by artist: Lamberto Gardelli
by artist: Bavarian Radio Chorus
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popularity: 36
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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Iphigénie en Tauride, Wq. 46 (Excerpts): Les Dieux longtemps en courroux
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Le cinesi, Wq. 18 (Excerpts): Son lungi e non mi brami
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subject of: OpenTimestamps Proof of Existence
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Le cinesi, Wq. 18 (Excerpts): Voli il piede in lieti giri
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Verdi: Macbeth
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Fifty Years of Hungaroton (1951-2001) - Conductors
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50 Years of Hungaraton (1951-2000): Singers
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Verdi: Soprano Opera Arias
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Macbeth - Revised version 1865 / Act 4: "O figli...Ah, la paterna mano"
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subject of: OpenTimestamps Proof of Existence
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Gianni Schicchi: "Oh! mio babbino caro"
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subject of: OpenTimestamps Proof of Existence
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Nabucco / Act 3: "Va, pensiero" (Chorus of the Hebrew Slaves)
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subject of: OpenTimestamps Proof of Existence
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Nabucco / Act 3: "Va, pensiero" (Chorus of the Hebrew Slaves)
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genre: opera
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  date published: 2026-07-08T03:20:19Z
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Oh! mio babbino caro (Gianni Schicchi)
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  date published: 2026-07-08T03:20:19Z
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Va, pensiero (Chorus of the Hebrew Slaves) (Nabucco)
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popularity: 4
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  date published: 2026-07-07T18:39:05Z
audio: Va, pensiero (Chorus of the Hebrew Slaves) (Nabucco)
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I Lombardi / Act 2: "La mia letizia infondere"
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by artist: Plácido Domingo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T04:47:22Z
audio: I Lombardi / Act 2: "La mia letizia infondere"
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Guillaume Tell, 'William Tell' (1995 Digital Remaster): Ne m'abandonne pas, espoir de la vengeance...Asile hereditaire
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  date published: 2026-07-31T02:51:48Z
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Turandot: In questa reggia
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