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followers: 11
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subject of: OpenTimestamps Proof of Existence
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track: L'Italiana in Algeri (The Italian Girl in Algiers): Sinfonia
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  by artist: Gioachino Rossini
  by artist: Lorenzo Regazzo
  by artist: Ruth Gonzalez
  by artist: Elsa Giannoulidou
  by artist: Giulio Mastrototaro
  by artist: Lawrence Brownlee
  by artist: Marianna Pizzolato
  by artist: Bruno De Simone
  by artist: Transylvania State Philharmonic Choir
  by artist: Virtuosi Brunensis
  by artist: Alberto Zedda
  in album: Rossini: L'Italiana in Algeri
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    date published: 2010-05-25
  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: 2026-07-29T19:35:34Z
  audio: L'Italiana in Algeri (The Italian Girl in Algiers): Sinfonia
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track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 1: Introduzione: Serenate il mesto ciglio - Cavatina e Stretta dell'Introduzione: Delle donne l'arroganza (Chorus, Elvira, Zulm
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  by artist: Gioachino Rossini
  by artist: Lorenzo Regazzo
  by artist: Ruth Gonzalez
  by artist: Elsa Giannoulidou
  by artist: Giulio Mastrototaro
  by artist: Lawrence Brownlee
  by artist: Marianna Pizzolato
  by artist: Bruno De Simone
  by artist: Transylvania State Philharmonic Choir
  by artist: Virtuosi Brunensis
  by artist: Alberto Zedda
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    date published: 2010-05-25
  genre: classical
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T00:39:11Z
  audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 1: Introduzione: Serenate il mesto ciglio - Cavatina e Stretta dell'Introduzione: Delle donne l'arroganza (Chorus, Elvira, Zulm
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track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 1: Recitativo: Ritiratevi tutti (Mustafa, Zulma, Elvira, Haly)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Cavatina: Languir per una bella (Lindoro)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Recitativo e Duetto: Ah, quando fia (Lindoro, Mustafa)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Duetto: Se inclinassi a prender moglie (Lindoro, Mustafa)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Coro: Quanta roba! Quanti schiavi! - Cavatina: Cruda sorte! Amor tiranno! (Chorus, Isabella)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Recitativo: Gia ci siam. Tanto fa (Isabella, Taddeo, Haly)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Recitativo: Ah! Isabella … siam giunti a mal partito (Taddeo, Isabella)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Duetto: Ai capricci della sorte (Isabella, Taddeo)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 6: Recitativo: E ricusar potresti (Zulma, Lindoro, Elvira) - Scene 7: Ascoltami, Italiano (Mustafa, Lindoro) - Scene 8: Dunque
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 8: Aria: Gia d'insolito ardore nel petto (Mustafa)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 9: Recitativo: Vi dico il ver (Zulma, Elvira, Lindoro)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 10: Coro nel Finale I: Viva, viva il flagel delle donne (Chorus, Haly, Mustafa)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 11: Duettino nel Finale I: Oh! Che muso, che figura! (Isabella, Mustafa)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 12: Quartettino nel Finale I: Vo' star con mia nipote (Taddeo, Haly, Mustafa, Isabella)
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 13: Settimino: Pria di dividerci - Seguito e Stretta: Va sossopra il mio cervello (Zulma, Elvira, Lindoro, Isabella, Mustafa, T
track: L'Italiana in Algeri (The Italian Girl in Algiers): Act II Scene 1: Introduzione: Uno stupido, uno stolto (Chorus, Elvira, Zulma, Haly)

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L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 1: Recitativo: Ritiratevi tutti (Mustafa, Zulma, Elvira, Haly)
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by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
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  date published: 2010-05-25
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genre: opera
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 1: Recitativo: Ritiratevi tutti (Mustafa, Zulma, Elvira, Haly)
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L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Cavatina: Languir per una bella (Lindoro)
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by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
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genre: classical
genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Recitativo e Duetto: Ah, quando fia (Lindoro, Mustafa)
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genre: classical
genre: opera
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5be8b22329a5f01e20a1a343c5147535a630ba732a12c988efc3bf94ed5e89b. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004405 — a six-check JSON result.
  date published: 2026-07-30T09:57:33Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Recitativo e Duetto: Ah, quando fia (Lindoro, Mustafa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.105
  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: 0.568
  additional property: Energy
    type: PropertyValue
    value: 0.175
  additional property: Speechiness
    type: PropertyValue
    value: 0.38
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.614
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.481
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.132
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Duetto: Se inclinassi a prender moglie (Lindoro, Mustafa)
type: MusicRecording
duration: PT4M8S
duration ms: 248120
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:44:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4bde224f437c2a42a88a1c83d9480abda762029acf955cf948c41424fa460e51
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004406
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10Z
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 0x4bde224f437c2a42a88a1c83d9480abda762029acf955cf948c41424fa460e51. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004406 — a six-check JSON result.
  date published: 2026-07-30T09:37:10Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 3: Duetto: Se inclinassi a prender moglie (Lindoro, Mustafa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.101
  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: 0.485
  additional property: Energy
    type: PropertyValue
    value: 0.287
  additional property: Speechiness
    type: PropertyValue
    value: 0.264
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.667
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.522
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.754
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Coro: Quanta roba! Quanti schiavi! - Cavatina: Cruda sorte! Amor tiranno! (Chorus, Isabella)
type: MusicRecording
duration: PT5M20S
duration ms: 320333
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:17:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x652bee6c212a3954867dcae4718166e8ad4fba8afed41ae38117a7f4ee7f2878
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004407
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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 0x652bee6c212a3954867dcae4718166e8ad4fba8afed41ae38117a7f4ee7f2878. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004407 — a six-check JSON result.
  date published: 2026-07-30T12:45:34Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Coro: Quanta roba! Quanti schiavi! - Cavatina: Cruda sorte! Amor tiranno! (Chorus, Isabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.823
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.089
  additional property: Speechiness
    type: PropertyValue
    value: 0.115
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.748
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.197
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.106
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Recitativo: Gia ci siam. Tanto fa (Isabella, Taddeo, Haly)
type: MusicRecording
duration: PT1M17S
duration ms: 77493
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004408
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:57:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b45566828adb2dc5cfd892b3253603fa81c909d27776c8a7ad7e1380ecf5729
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960225
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960225
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004408
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T08:04:30Z
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 0x2b45566828adb2dc5cfd892b3253603fa81c909d27776c8a7ad7e1380ecf5729. Chain 2 (Bitcoin): anchored in block 960225 (2026-07-30T08:04:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004408 — a six-check JSON result.
  date published: 2026-07-30T08:04:30Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 4: Recitativo: Gia ci siam. Tanto fa (Isabella, Taddeo, Haly)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.762
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.594
  additional property: Energy
    type: PropertyValue
    value: 0.164
  additional property: Speechiness
    type: PropertyValue
    value: 0.402
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.668
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.202
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.517
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Recitativo: Ah! Isabella … siam giunti a mal partito (Taddeo, Isabella)
type: MusicRecording
duration: PT1M13S
duration ms: 73826
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004409
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:20:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd24d8973c07a31fb61bfe7f3903f8898add80ce128760ab61e82afa52103b603
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/HKI191004409
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 0xd24d8973c07a31fb61bfe7f3903f8898add80ce128760ab61e82afa52103b603. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004409 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Recitativo: Ah! Isabella … siam giunti a mal partito (Taddeo, Isabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.083
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.582
  additional property: Energy
    type: PropertyValue
    value: 0.173
  additional property: Speechiness
    type: PropertyValue
    value: 0.505
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.684
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.557
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.22
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Duetto: Ai capricci della sorte (Isabella, Taddeo)
type: MusicRecording
duration: PT7M25S
duration ms: 445640
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004410
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T14:37:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f896823cc96a4979e4d2033cf63e9e5cbe79f11778f0b2280f5223fa9737d40
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960268
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960268
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004410
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:53:07Z
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 0x3f896823cc96a4979e4d2033cf63e9e5cbe79f11778f0b2280f5223fa9737d40. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004410 — a six-check JSON result.
  date published: 2026-07-30T14:53:07Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 5: Duetto: Ai capricci della sorte (Isabella, Taddeo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 149.254
  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: 0.465
  additional property: Energy
    type: PropertyValue
    value: 0.161
  additional property: Speechiness
    type: PropertyValue
    value: 0.409
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.696
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.226
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 6: Recitativo: E ricusar potresti (Zulma, Lindoro, Elvira) - Scene 7: Ascoltami, Italiano (Mustafa, Lindoro) - Scene 8: Dunque
type: MusicRecording
duration: PT2M55S
duration ms: 175666
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004411
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:53:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1a9bdfea9565976d821b6b2ddc015566c3098421d9beeb7605fe961f02f5df3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004411
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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 0xb1a9bdfea9565976d821b6b2ddc015566c3098421d9beeb7605fe961f02f5df3. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004411 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 6: Recitativo: E ricusar potresti (Zulma, Lindoro, Elvira) - Scene 7: Ascoltami, Italiano (Mustafa, Lindoro) - Scene 8: Dunque
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.42
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.52
  additional property: Energy
    type: PropertyValue
    value: 0.148
  additional property: Speechiness
    type: PropertyValue
    value: 0.376
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.509
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.397
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.346
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 8: Aria: Gia d'insolito ardore nel petto (Mustafa)
type: MusicRecording
duration: PT3M22S
duration ms: 202320
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004412
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:37:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf58d75ebd91e8e122bf4fefb73ec0cb6c48b00f1467956df5ab9214c50c1b89e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004412
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33Z
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 0xf58d75ebd91e8e122bf4fefb73ec0cb6c48b00f1467956df5ab9214c50c1b89e. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004412 — a six-check JSON result.
  date published: 2026-07-13T07:53:33Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 8: Aria: Gia d'insolito ardore nel petto (Mustafa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.126
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.305
  additional property: Speechiness
    type: PropertyValue
    value: 0.448
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.022
  additional property: Liveness
    type: PropertyValue
    value: 0.883
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.666
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.26
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 9: Recitativo: Vi dico il ver (Zulma, Elvira, Lindoro)
type: MusicRecording
duration: PT0M34S
duration ms: 34800
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004413
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:44:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75d88568bce4d59c81fd105e8928061b9c041020f761e9995c1c512886e11c98
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/HKI191004413
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 0x75d88568bce4d59c81fd105e8928061b9c041020f761e9995c1c512886e11c98. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004413 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 9: Recitativo: Vi dico il ver (Zulma, Elvira, Lindoro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.726
  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: 0.523
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.332
  additional property: Acousticness
    type: PropertyValue
    value: 0.915
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.565
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.193
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.672
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 10: Coro nel Finale I: Viva, viva il flagel delle donne (Chorus, Haly, Mustafa)
type: MusicRecording
duration: PT2M22S
duration ms: 142520
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004414
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T00:22:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd64f4bd91717540ac728a5a055559ef5b96d70cd834254ca02c70633cedea57a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004414
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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 0xd64f4bd91717540ac728a5a055559ef5b96d70cd834254ca02c70633cedea57a. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004414 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 10: Coro nel Finale I: Viva, viva il flagel delle donne (Chorus, Haly, Mustafa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.094
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.475
  additional property: Energy
    type: PropertyValue
    value: 0.086
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.136
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.597
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 11: Duettino nel Finale I: Oh! Che muso, che figura! (Isabella, Mustafa)
type: MusicRecording
duration: PT4M6S
duration ms: 246600
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T20:21:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x81a190269c05882ec00f804ebdaadea0317f6bd60ed8bd7a2d1934a0aa4bc854
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960309
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960309
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004415
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:35:49Z
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 0x81a190269c05882ec00f804ebdaadea0317f6bd60ed8bd7a2d1934a0aa4bc854. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004415 — a six-check JSON result.
  date published: 2026-07-30T20:35:49Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 11: Duettino nel Finale I: Oh! Che muso, che figura! (Isabella, Mustafa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.306
  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: 0.144
  additional property: Speechiness
    type: PropertyValue
    value: 0.114
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.434
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.19
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 12: Quartettino nel Finale I: Vo' star con mia nipote (Taddeo, Haly, Mustafa, Isabella)
type: MusicRecording
duration: PT2M18S
duration ms: 138040
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:46:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2eb032330c9f321d22f663ab2296b951abc1337743a76771ea692fa58554673c
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/HKI191004416
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 0x2eb032330c9f321d22f663ab2296b951abc1337743a76771ea692fa58554673c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004416 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 12: Quartettino nel Finale I: Vo' star con mia nipote (Taddeo, Haly, Mustafa, Isabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.037
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.515
  additional property: Energy
    type: PropertyValue
    value: 0.181
  additional property: Speechiness
    type: PropertyValue
    value: 0.078
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.202
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.384
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.148
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 13: Settimino: Pria di dividerci - Seguito e Stretta: Va sossopra il mio cervello (Zulma, Elvira, Lindoro, Isabella, Mustafa, T
type: MusicRecording
duration: PT9M5S
duration ms: 545080
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
  type: MusicAlbum
  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004417
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T12:49:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee9696a83a57c8c62a34590cf6b18e1cb7968de4d4a2fd7e37d365f04edf37dd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004417
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T13:09:35Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act I Scene 13: Settimino: Pria di dividerci - Seguito e Stretta: Va sossopra il mio cervello (Zulma, Elvira, Lindoro, Isabella, Mustafa, T
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L'Italiana in Algeri (The Italian Girl in Algiers): Act II Scene 1: Introduzione: Uno stupido, uno stolto (Chorus, Elvira, Zulma, Haly)
type: MusicRecording
duration: PT1M54S
duration ms: 114640
explicit: false
by artist: Gioachino Rossini
by artist: Lorenzo Regazzo
by artist: Ruth Gonzalez
by artist: Elsa Giannoulidou
by artist: Giulio Mastrototaro
by artist: Lawrence Brownlee
by artist: Marianna Pizzolato
by artist: Bruno De Simone
by artist: Transylvania State Philharmonic Choir
by artist: Virtuosi Brunensis
by artist: Alberto Zedda
in album: Rossini: L'Italiana in Algeri
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  date published: 2010-05-25
genre: classical
genre: opera
isrc code: HKI191004501
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc58bd4d9651b58521a819f2a539c5903b0a31048a444cf4c39a3a86ee05e26a. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191004501 — a six-check JSON result.
  date published: 2026-07-30T22:27:30Z
audio: L'Italiana in Algeri (The Italian Girl in Algiers): Act II Scene 1: Introduzione: Uno stupido, uno stolto (Chorus, Elvira, Zulma, Haly)
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