Volker Horn
type: MusicGroup
genre: opera
popularity: 17
followers: 49
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-14T16:43:25Z
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album: Opera Choruses
  type: MusicAlbum
  date published: 1985-01-01
  track: Aida / Act 2: "Gloria all'Egitto"
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    duration: PT5M11S
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    by artist: Giuseppe Verdi
    by artist: Orchester der Deutschen Oper Berlin
    by artist: Giuseppe Sinopoli
    by artist: Chor der Deutschen Oper Berlin
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      type: MusicAlbum
      date published: 1985-01-01
    popularity: 9
    genre: classical
    genre: opera
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:53:57Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-06T07:53:57Z
    audio: Aida / Act 2: "Gloria all'Egitto"
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album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
  track: Nabucco: Overture
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    by artist: Giuseppe Sinopoli
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    additional property: OTSVerifyInstructions
      type: PropertyValue
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-07T13:25:45Z
    audio: Nabucco: Overture
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  track: Nabucco / Act I: Gli arredi festivi giù cadano infranti
  track: Nabucco / Act 1: Recitativo e terzettino: "Fenena! O mia diletta" - "Guerrieri, è preso il Tempio..." - "Io t'amava"
  track: Nabucco / Act 2: Chi s'avanza?/Salgo già del trono aurato
  track: Nabucco / Act II: Che si vuol? / Il maledetto non ha fratelli
  track: Nabucco / Act 3: "Ah qual suon!"/"Deh, perdona"
  track: Nabucco / Act 3: Va pensiero, sull'ali dorate
  track: Nabucco / Act 2: "S'appressan gl'istanti" - "S'oda or me!" - " Chi mi toglie il regio scettro?"
  track: Nabucco / Act 4: "Dio di Giuda!"/"Cadran, cadranno i perfidi.."
album: Wagner: Tannhäuser, WWV 70
album: Wagner, S.: Sternengebot
album: Wagner: Die heilige Linde, Op. 15
album: Karajan A-Z: Mozart
album: Verdi: Nabucco
album: Beethoven 2020 – Lieder & Partsongs
album: Kálmán: Die Herzogin von Chicago
album: Richard Wagner: Tannhäuser (Bayreuth 1955)
album: Millöcker: Der Feldprediger (Querschnitt)
album: Mozart: Die Zauberflöte
album: Wagner: Les grands opéras I - La discothèque idéale de Diapason, Vol. 16
album: O welche Lust - Berühmte Opernchöre
album: Meister der Operette: Carl Millöcker
album: Wagner: Tannhäuser (Live)
album: Best of Beethoven
album: Wagner, S.: Barenhauter (Der)
album: Tannhauser
album: Wagner, S: Heidenkonig (Der) (The Heathen King)
album: Wagner, S.: Kobold (Der)
album: Wagner, S.: Banadietrich
album: Pfitzner: Herz (Das)
album: Siegfried Wagner: Banadietrich
album: Der Heidenkonig (The Heathen King)

Nabucco / Act 2: "S'appressan gl'istanti" - "S'oda or me!" - " Chi mi toglie il regio scettro?"
type: MusicRecording
duration: PT8M32S
duration ms: 512346
explicit: false
by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: Ghena Dimitrova
by artist: Plácido Domingo
by artist: Lucia Valentini Terrani
by artist: Yevgeny Nesterenko
by artist: Lucia Popp
by artist: Volker Horn
by artist: Kurt Rydl
by artist: Chor der Deutschen Oper Berlin
by artist: Walter Hagen-Groll
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T08:30:10Z
audio: Nabucco / Act 2: "S'appressan gl'istanti" - "S'oda or me!" - " Chi mi toglie il regio scettro?"
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additional property: ContentHash
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Nabucco / Act 4: "Dio di Giuda!"/"Cadran, cadranno i perfidi.."
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duration: PT6M0S
duration ms: 360000
explicit: false
by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: Volker Horn
by artist: Chor der Deutschen Oper Berlin
by artist: Walter Hagen-Groll
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
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genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:36:16Z
audio: Nabucco / Act 4: "Dio di Giuda!"/"Cadran, cadranno i perfidi.."
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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

Nabucco / Act IV: Cadran, cadranno i perfidi ...O prodi miei, seguitemi
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by artist: Piero Cappuccilli
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
by artist: Chor der Deutschen Oper Berlin
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genre: opera
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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  date published: 2026-07-08T03:22:41Z
audio: Nabucco / Act IV: Cadran, cadranno i perfidi ...O prodi miei, seguitemi
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: c. Chorale Prelude. Der, welcher wandelt diese Straße
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by artist: Edith Mathis
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by artist: Victor von Halem
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by artist: Herbert von Karajan
in album: Mozart: Die Zauberflöte
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genre: classical
genre: classical-era
isrc code: DEF058031138
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additional property: CopyrightChainExplorerURL
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: c. Chorale Prelude. Der, welcher wandelt diese Straße
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Liveness
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Loudness (dB)
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Nabucco / Act I: Gli arredi festivi giù cadano infranti
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duration: PT5M44S
duration ms: 344093
explicit: false
by artist: Giuseppe Verdi
by artist: Chor der Deutschen Oper Berlin
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230602
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Nabucco / Act I: Gli arredi festivi giù cadano infranti
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  additional property: Valence (Positivity)
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Nabucco / Act 1: Recitativo e terzettino: "Fenena! O mia diletta" - "Guerrieri, è preso il Tempio..." - "Io t'amava"
type: MusicRecording
duration: PT8M23S
duration ms: 503733
explicit: false
by artist: Giuseppe Verdi
by artist: Plácido Domingo
by artist: Lucia Valentini Terrani
by artist: Ghena Dimitrova
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
isrc code: DEF058230604
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa3911cf3b0ace12dfba03b519b3ad1c2af7760251a582cc3d4025cd04acaf21. 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/DEF058230604.
  date published: 2026-07-08T03:20:19Z
audio: Nabucco / Act 1: Recitativo e terzettino: "Fenena! O mia diletta" - "Guerrieri, è preso il Tempio..." - "Io t'amava"
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  additional property: Mode (Major/Minor)
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Nabucco / Act 2: Chi s'avanza?/Salgo già del trono aurato
type: MusicRecording
duration: PT3M58S
duration ms: 238760
explicit: false
by artist: Giuseppe Verdi
by artist: Ghena Dimitrova
by artist: Kurt Rydl
by artist: Chor der Deutschen Oper Berlin
by artist: Walter Hagen-Groll
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
isrc code: DEF058230608
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230608
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x578b0e6d636277520007804c8258507a6613bdc14be8485c808f7352b6b37833. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230608.
  date published: 2026-07-08T03:53:27Z
audio: Nabucco / Act 2: Chi s'avanza?/Salgo già del trono aurato
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  additional property: Danceability
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Nabucco / Act II: Che si vuol? / Il maledetto non ha fratelli
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duration: PT2M35S
duration ms: 155333
explicit: false
by artist: Giuseppe Verdi
by artist: Plácido Domingo
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
by artist: Chor der Deutschen Oper Berlin
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
isrc code: DEF058230610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230610
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Nabucco / Act II: Che si vuol? / Il maledetto non ha fratelli
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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Nabucco / Act 3: "Ah qual suon!"/"Deh, perdona"
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duration: PT4M50S
duration ms: 290600
explicit: false
by artist: Giuseppe Verdi
by artist: Ghena Dimitrova
by artist: Piero Cappuccilli
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
isrc code: DEF058230614
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230614
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf38c444b09ae9155cf73260f830e941b2ad3f564c8c288ea7f70984052d6b936. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230614.
  date published: 2026-07-08T03:22:41Z
audio: Nabucco / Act 3: "Ah qual suon!"/"Deh, perdona"
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Nabucco / Act 3: Va pensiero, sull'ali dorate
type: MusicRecording
duration: PT4M56S
duration ms: 296413
explicit: false
by artist: Giuseppe Verdi
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
by artist: Chor der Deutschen Oper Berlin
in album: Verdi: Nabucco - Highlights
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
isrc code: DEF058230615
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230615
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230601
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:53:27Z
  audio: Nabucco: Overture
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: Nabucco / Act I: Gli arredi festivi giù cadano infranti
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  by artist: Chor der Deutschen Oper Berlin
  by artist: Orchester der Deutschen Oper Berlin
  by artist: Giuseppe Sinopoli
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  genre: classical
  genre: opera
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  additional property: CopyrightID
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230602
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:22:41Z
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track: Nabucco / Act 3: Va pensiero, sull'ali dorate
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  by artist: Giuseppe Verdi
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  by artist: Giuseppe Sinopoli
  by artist: Chor der Deutschen Oper Berlin
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    date published: 1991-01-01
  genre: classical
  genre: opera
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  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Nabucco / Act 3: Va pensiero, sull'ali dorate
track: Nabucco / Act 4: Dio di Giuda!
track: Nabucco / Act IV: Cadran, cadranno i perfidi ...O prodi miei, seguitemi

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OTSBitcoinBlock
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value: 957145

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/957145

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230615

OTSTimestamp
type: PropertyValue
value: 2026-07-08T08:56:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x779130f53d03f8b9b46b3f05d4f6e92cfa33843012d82d6d40d05592fa538d9d. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230615.
date published: 2026-07-08T08:56:20Z

Nabucco / Act 3: Va pensiero, sull'ali dorate
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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Nabucco / Act 4: Dio di Giuda!
type: MusicRecording
duration: PT3M0S
duration ms: 180400
explicit: false
by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: Orchester der Deutschen Oper Berlin
by artist: Giuseppe Sinopoli
in album: Verdi: Nabucco
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  date published: 1991-01-01
genre: classical
genre: opera
isrc code: DEF058230665
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058230665
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f1b83c5880cdc97f81372c40a225e70c807e20f3d9c73c917d7ac66c239782a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF058230665.
  date published: 2026-07-02T03:55:08Z
audio: Nabucco / Act 4: Dio di Giuda!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Beethoven 2020 – Lieder & Partsongs
type: MusicAlbum
date published: 2019-11-01

Kálmán: Die Herzogin von Chicago
type: MusicAlbum
date published: 1999-01-01
track: Die Herzogin von Chicago / Vorspiel: 4c: Alle Zigeuner her zu mir..Hör' ich deine Geige...
  type: MusicRecording
  duration: PT5M49S
  duration ms: 349106
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  by artist: Emmerich Kálmán
  by artist: Endrik Wottrich
  by artist: Rundfunkchor Berlin
  by artist: Deutsches Symphonie-Orchester Berlin
  by artist: Richard Bonynge
  by artist: Ute Fabricius
  in album: Kálmán: Die Herzogin von Chicago
    type: MusicAlbum
    date published: 1999-01-01
  popularity: 0
  genre: fado
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840909
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Die Herzogin von Chicago / Vorspiel: 4c: Alle Zigeuner her zu mir..Hör' ich deine Geige...
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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      value: 5
    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Die Herzogin von Chicago / Act 1: 9: Wenn ich eine kleine Frau hätt'
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  duration: PT3M37S
  duration ms: 217013
  explicit: false
  by artist: Emmerich Kálmán
  by artist: Brett Polegato
  by artist: Monica Groop
  by artist: Deutsches Symphonie-Orchester Berlin
  by artist: Richard Bonynge
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    type: MusicAlbum
    date published: 1999-01-01
  popularity: 0
  genre: fado
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:53:27Z
  audio: Die Herzogin von Chicago / Act 1: 9: Wenn ich eine kleine Frau hätt'
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    additional property: Mode (Major/Minor)
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Richard Wagner: Tannhäuser (Bayreuth 1955)
type: MusicAlbum
date published: 2012-06-08

Millöcker: Der Feldprediger (Querschnitt)
type: MusicAlbum
date published: 2014-08-29

Mozart: Die Zauberflöte
type: MusicAlbum
date published: 1980-01-01
track: Die Zauberflöte, K. 620: Overture
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  by artist: Berliner Philharmoniker
  by artist: Herbert von Karajan
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    date published: 1980-01-01
  genre: classical
  genre: classical-era
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:55:08Z
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track: Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön – Dialogue. Rüste dich mit Mut
track: Die Zauberflöte, K. 620, Act II: No. 20, Ein Mädchen oder Weibchen
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track: Die Zauberflöte, K. 620, Act II: No. 21, Finale: d-e. Tamino mein, o welch ein Glück – Wir wandelten
track: Die Zauberflöte, K. 620, Act II: No. 14, Der Hölle Rache "Queen of the Night Aria"
track: Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
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Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön – Dialogue. Rüste dich mit Mut
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Die Zauberflöte, K. 620, Act II: No. 20, Ein Mädchen oder Weibchen
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: a-b. Bald prangt... Du also bist mein Bräutigam
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Die Zauberflöte, K. 620, Act I: No. 7, Duet. Bei Männern, welche Liebe fühlen
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: d-e. Tamino mein, o welch ein Glück – Wir wandelten
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Die Zauberflöte, K. 620, Act II: No. 14, Der Hölle Rache "Queen of the Night Aria"
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Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: i. Die Strahlen der Sonne – Heil sei euch
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Wagner: Les grands opéras I - La discothèque idéale de Diapason, Vol. 16
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O welche Lust - Berühmte Opernchöre
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Meister der Operette: Carl Millöcker
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Wagner: Tannhäuser (Live)
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Best of Beethoven
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Wagner, S.: Barenhauter (Der)
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Tannhauser
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Wagner, S: Heidenkonig (Der) (The Heathen King)
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Wagner, S.: Kobold (Der)
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Pfitzner: Herz (Das)
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Der Heidenkonig (The Heathen King)
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