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type: MusicGroup
genre: opera
description: Christina Gansch (born 1990Mozarteum: Die Kavalleristin; retrieved on 5 May 2019) is an Austrian operatic soprano. She won first prize in the 2014 Kathleen Ferrier Competition. Life and career Born
popularity: 14
followers: 52
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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  date published: 2026-06-14T05:36:59Z
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track: Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
track: Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
track: Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
track: Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
track: Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
track: Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
track: Don Giovanni, K. 527: Act I: Batti, batti, o bel Masetto (No. 12, Aria: Zerlina)
track: Don Giovanni, K. 527: Act I: Alfin siam liberati (Recitativo: Don Giovanni, Zerlina)
track: Don Giovanni, K. 527: Act I: Guarda un po' come seppe (Recitativo: Masetto, Don Giovanni, Zerlina)
track: Don Giovanni, K. 527: Act I: Tra quest'arbori celata (Andante: Zerlina, Don Giovanni, Masetto)
track: Don Giovanni, K. 527: Act I: Riposate, vezzose ragazze (Allegro: Don Giovanni, Leporello, Masetto, Zerlina)
track: Don Giovanni, K. 527: Act I: Venite pur avanti, vezzose mascherette (Maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)
track: Don Giovanni, K. 527: Act I: Ecco il birbo che t'ha offesa (Andante maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)

Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Guido Loconsolo
by artist: Christina Gansch
by artist: MusicAeterna Choir
in album: Mozart: Don Giovanni
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  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604404
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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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
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Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
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  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604405
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe90fde5acb60631c87fa7e6e42321278bbafc789d525e990a3a0a23936e50bda. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604405.
  date published: 2026-07-06T07:53:57Z
audio: Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
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    type: PropertyValue
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Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
type: MusicRecording
duration: PT3M22S
duration ms: 202640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604408
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-20T23:48:35+00:00
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
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  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Key Name
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Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
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duration: PT1M10S
duration ms: 70506
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604420
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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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  date published: 2026-07-07T18:39:05Z
audio: Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
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Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
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by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
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  date published: 2016-11-04
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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: 2026-07-07T18:39:05Z
audio: Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
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    type: PropertyValue
    value: 128.571
  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: 0.689
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.109
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.239
  additional property: Liveness
    type: PropertyValue
    value: 0.628
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.726
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.997
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
type: MusicRecording
duration: PT2M0S
duration ms: 120160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Karina Gauvin
by artist: Kenneth Tarver
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604432
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:39:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1972a6f2aa5f9a109de583f4c61f5f7640178f62ff86aab6706b229cfab0e730
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604432
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1972a6f2aa5f9a109de583f4c61f5f7640178f62ff86aab6706b229cfab0e730. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604432.
  date published: 2026-07-02T11:38:34Z
audio: Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.438
  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: 0.47
  additional property: Energy
    type: PropertyValue
    value: 0.476
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.845
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.688
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.113
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Batti, batti, o bel Masetto (No. 12, Aria: Zerlina)
type: MusicRecording
duration: PT3M14S
duration ms: 194733
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7af7a8bb16dbcfda6d05e6c21d0560ca6fc11abc1ab88cfc5832cfc6667e4583. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T20:27:19Z), 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/USSM11604421.
  date published: 2026-07-22T20:27:19Z
audio: Don Giovanni, K. 527: Act I: Batti, batti, o bel Masetto (No. 12, Aria: Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.424
  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: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.065
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.5
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.727
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USSM11604421
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 959159
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T17:48:40+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604421
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959159
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959159
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T17:48:40+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Don Giovanni, K. 527: Act I: Alfin siam liberati (Recitativo: Don Giovanni, Zerlina)
type: MusicRecording
duration: PT2M37S
duration ms: 157560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x086b10cb898badbd7f038b063a945ce582b32b273827811452f7a567832c7c98. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/USSM11604407.
  date published: 2026-07-29T13:09:35Z
audio: Don Giovanni, K. 527: Act I: Alfin siam liberati (Recitativo: Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.267
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.492
  additional property: Energy
    type: PropertyValue
    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.122
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.572
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: USSM11604407
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960108
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604407
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Don Giovanni, K. 527: Act I: Guarda un po' come seppe (Recitativo: Masetto, Don Giovanni, Zerlina)
type: MusicRecording
duration: PT0M44S
duration ms: 44986
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf9a6617a39278ce087713992044feddb6c8063e69e2547c5e09c8299ba29acf. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/USSM11604422.
  date published: 2026-07-29T21:09:47Z
audio: Don Giovanni, K. 527: Act I: Guarda un po' come seppe (Recitativo: Masetto, Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.382
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.609
  additional property: Energy
    type: PropertyValue
    value: 0.19
  additional property: Speechiness
    type: PropertyValue
    value: 0.301
  additional property: Acousticness
    type: PropertyValue
    value: 0.905
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.623
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.377
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.026
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USSM11604422
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960144
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T21:09:47+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604422
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960144
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:09:47+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Don Giovanni, K. 527: Act I: Tra quest'arbori celata (Andante: Zerlina, Don Giovanni, Masetto)
type: MusicRecording
duration: PT2M7S
duration ms: 127813
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x103d229e1aad6cfb8500e369545e693a249f90e6f90ac1a7467565f46777b661. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604425.
  date published: 2026-07-29T19:35:34Z
audio: Don Giovanni, K. 527: Act I: Tra quest'arbori celata (Andante: Zerlina, Don Giovanni, Masetto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.448
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.371
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.611
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.338
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.844
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: USSM11604425
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604425
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Don Giovanni, K. 527: Act I: Riposate, vezzose ragazze (Allegro: Don Giovanni, Leporello, Masetto, Zerlina)
type: MusicRecording
duration: PT1M15S
duration ms: 75466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc7498f5de6ffa082cf786feff45f44402ac8089eb6194ddf26fe11f67ab9003. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/USSM11604429.
  date published: 2026-07-29T11:30:20Z
audio: Don Giovanni, K. 527: Act I: Riposate, vezzose ragazze (Allegro: Don Giovanni, Leporello, Masetto, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.503
  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: 0.577
  additional property: Energy
    type: PropertyValue
    value: 0.323
  additional property: Speechiness
    type: PropertyValue
    value: 0.116
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.146
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.865
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.905
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USSM11604429
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960099
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604429
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960099
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Don Giovanni, K. 527: Act I: Venite pur avanti, vezzose mascherette (Maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)
type: MusicRecording
duration: PT3M50S
duration ms: 230186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Karina Gauvin
by artist: Kenneth Tarver
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
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audio: Don Giovanni, K. 527: Act I: Venite pur avanti, vezzose mascherette (Maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)
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Don Giovanni, K. 527: Act I: Ecco il birbo che t'ha offesa (Andante maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Karina Gauvin
by artist: Kenneth Tarver
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
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  date published: 2016-11-04
genre: classical
genre: classical-era
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  date published: 2026-07-29T19:35:34Z
audio: Don Giovanni, K. 527: Act I: Ecco il birbo che t'ha offesa (Andante maestoso: Leporello, Don Giovanni, Donna Anna, Donna Elvira, Don Ottavio, Masetto, Zerlina)
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