Vienna Opera Orchestra
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genre: opera
popularity: 29
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subject of: OpenTimestamps Proof of Existence
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album: Pavarotti Studio Albums
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  track: Pagliacci, Act I: Recitar! – Vesti la giubba
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    by artist: Vienna Volksoper Orchestra
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    genre: italian-romanticism
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:53:27Z
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  track: Nebbie
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    by artist: Orchestra del Teatro Comunale di Bologna
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album: Wake Up with Classical Music!
album: 99 Must-Own Classical Music Collection
album: Uplifting Classical - Music to energize your mood
album: Fun Classical Music for Kids! (Vol. 1)
album: Beliebte Operettenmelodien
album: Tutto Pavarotti
album: The Poet on the Piano
album: Menahem Pressler: Grieg & Mendelssohn
album: 50 Essential Classical Masterpieces
album: 111 Classical Masterpieces
album: The Greatest Classical Collection Ever: 222 All Time Favorite Classics
album: Top 100 Romantic Classics: Classical Music for Lovers
album: Top 100 Power Classics: The Most Dynamic Classical Music of All Time
album: Green Edition - Strauss II: Pleasure Train, Op. 281
album: Los Grandes de la Musica Clasica - Johann Strauss Vol. 3
album: The Very Best Of Johann Strauss
album: Baroque Mania
album: Classical Music from the Movies
album: Classical Music Featured In James Bond Films
album: Hannibal Soundtrack (Music Inspired by the TV Series)
album: Green Edition - Strauss II: Perpetuum mobile, Op. 257
album: Green Edition - Strauss II: "Voices of Spring" Op. 410
album: Green Edition - Strauss II: "Artist's Life" Op. 316
album: Classical Selection, Johann Strauss II: Waltzes
album: J. Strauss II: Wiener Bonbon
album: Aquellos Maravillos Años... de Música Inolvidable
album: Capriccio * Melodie * Waltz * Polkas
album: Have You Ever Been to Lhasa
album: Music For The Millions Vol. 18 - Johann Strauss
album: Famous Marches
album: Wedding Music
album: Romantic Dinner Vol. I
album: Tenor Arias from Italian Opera
album: Top 200 Classics – the Very Best of Classical Music

Annen-Polka, Op. 117
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by artist: Johann Strauss II
by artist: Vienna Opera Orchestra
by artist: Carl Michalski
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T05:09:12Z
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Blue Danube Waltz
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by artist: Johhann Strauss
by artist: Peter Falk
by artist: Johann Strauss II
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T12:47:07Z
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Tales From The Vienna Woods Waltz
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by artist: Peter Falk
by artist: Johann Strauss II
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T12:53:06Z
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Voices Of Spring Waltz
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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
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953528
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+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 0x8873c4add4ebbea975207edaf9fcccb3a6590b568d6934aec5f0f2ac410fc487. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL5V7620403.
  date published: 2026-06-13T15:41:10Z
audio: Voices Of Spring Waltz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.651
  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: 0.284
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.882
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.232
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.844
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Emperor Waltz
type: MusicRecording
duration: PT12M3S
duration ms: 723333
explicit: false
by artist: Vienna Opera Orchestra
by artist: Johhann Strauss
by artist: Peter Falk
by artist: Johann Strauss II
in album: The Very Best Of Johann Strauss
  type: MusicAlbum
  date published: 1987-01-01
genre: opera
isrc code: USL5V7620404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T04:11:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x654a7d4ee53739726458f73786de3573283a0af1da4cc6cbde6340ed63176244
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL5V7620404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0x654a7d4ee53739726458f73786de3573283a0af1da4cc6cbde6340ed63176244. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/USL5V7620404.
  date published: 2026-06-13T17:25:41Z
audio: Emperor Waltz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.389
  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: 0.219
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.515
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.089
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.488
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wine, Woman And Song Waltz
type: MusicRecording
duration: PT6M18S
duration ms: 378200
explicit: false
by artist: Vienna Opera Orchestra
by artist: Johhann Strauss
by artist: Peter Falk
by artist: Johann Strauss II
in album: The Very Best Of Johann Strauss
  type: MusicAlbum
  date published: 1987-01-01
genre: opera
isrc code: USL5V7620405
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T21:06:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55348a1e70bc81dec61f29ae5145c34fd2afb81be40fcc2d6b0bd67741aa0395
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL5V7620405
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953528
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+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 0x55348a1e70bc81dec61f29ae5145c34fd2afb81be40fcc2d6b0bd67741aa0395. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/USL5V7620405.
  date published: 2026-06-13T17:25:41Z
audio: Wine, Woman And Song Waltz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 173.384
  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: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.122
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.906
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.261
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.345
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.41
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Artist's Life Waltz
type: MusicRecording
duration: PT9M38S
duration ms: 578066
explicit: false
by artist: Vienna Opera Orchestra
by artist: Johhann Strauss
by artist: Peter Falk
by artist: Johann Strauss II
in album: The Very Best Of Johann Strauss
  type: MusicAlbum
  date published: 1987-01-01
genre: opera
isrc code: USL5V7620406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T09:03:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe634508ab1ae59d3be7ad146c028e6d973b43bbe4c0a3e5c6363dde4dd8139f3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL5V7620406
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0xe634508ab1ae59d3be7ad146c028e6d973b43bbe4c0a3e5c6363dde4dd8139f3. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/USL5V7620406.
  date published: 2026-06-13T17:25:41Z
audio: Artist's Life Waltz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.982
  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: 0.326
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.905
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.432
  additional property: Liveness
    type: PropertyValue
    value: 0.052
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.171
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.703
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Fledermaus Overture
type: MusicRecording
duration: PT8M39S
duration ms: 519626
explicit: false
by artist: Vienna Opera Orchestra
by artist: Johhann Strauss
by artist: Peter Falk
by artist: Johann Strauss II
by artist: Ljubljana Symphony Orchestra
by artist: Anton Nanut
in album: The Very Best Of Johann Strauss
  type: MusicAlbum
  date published: 1987-01-01
genre: opera
isrc code: USL5V7620407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T09:05:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9987de20e770f8a4e9d089120c6b4f78b422652979aa5088b6ff859d4a9c8e9d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL5V7620407
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0x9987de20e770f8a4e9d089120c6b4f78b422652979aa5088b6ff859d4a9c8e9d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/USL5V7620407.
  date published: 2026-06-13T17:25:41Z
audio: Die Fledermaus Overture
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.484
  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: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.174
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.879
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.196
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.18
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wine, Women and Song ("Wein, Weib und Gesang"), Waltz, Op. 333
type: MusicRecording
duration: PT6M12S
duration ms: 372453
explicit: false
by artist: Vienna Opera Orchestra
by artist: Carl Michalski
in album: Classical Music Featured In James Bond Films
  type: MusicAlbum
  date published: 2016-01-31
genre: opera
isrc code: DEA580800340
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:22:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x535cc39fce42691fdd80bf49ba5422a61c8e67c554c84034e998943ee54cc36b
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/DEA580800340
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0x535cc39fce42691fdd80bf49ba5422a61c8e67c554c84034e998943ee54cc36b. 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/DEA580800340.
  date published: 2026-07-02T03:55:08Z
audio: Wine, Women and Song ("Wein, Weib und Gesang"), Waltz, Op. 333
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 170.781
  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: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.726
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.35
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.432
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Geschichten Aus Dem Wienerwald, Op. 325 "Tales from the Vienna Woods"
type: MusicRecording
duration: PT12M34S
duration ms: 754533
explicit: false
by artist: Johann Strauss II
by artist: Vienna Opera Orchestra
by artist: Carl Michalski
in album: Classical Selection, Johann Strauss II: Waltzes
  type: MusicAlbum
  date published: 2015-07-30
isrc code: DE0851510127
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:17:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf140056ba31e332f523379ac0dcea5de4db2ee38874b4822456673e907f2afaf
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/DE0851510127
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0xf140056ba31e332f523379ac0dcea5de4db2ee38874b4822456673e907f2afaf. 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/DE0851510127.
  date published: 2026-07-02T03:55:08Z
audio: Geschichten Aus Dem Wienerwald, Op. 325 "Tales from the Vienna Woods"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 177.63
  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
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track: Jamaican Rumba
track: Flute Concerto No. 5 in F Major, RV 434: III. Presto
track: Tritsch-Tratsch Polka, Op. 214
track: Dance Suite for Orchestra, Sz. 77: III. Allegro vivace
track: The Bartered Bride, JB 1:100: Dance of the Comedians
track: Appalachian Spring, Concert Suite: II. Allegro
track: Gaité Parisienne: No. 1, Overture (from "La vie parisienne")
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track: The Marriage of Figaro, K. 492: Overture
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Midsommarvaka, Op. 19 "Swedish Rhapsody No. 1"
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Jamaican Rumba
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subject of: OpenTimestamps Proof of Existence
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Flute Concerto No. 5 in F Major, RV 434: III. Presto
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subject of: OpenTimestamps Proof of Existence
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Tritsch-Tratsch Polka, Op. 214
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Dance Suite for Orchestra, Sz. 77: III. Allegro vivace
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The Bartered Bride, JB 1:100: Dance of the Comedians
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Appalachian Spring, Concert Suite: II. Allegro
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Gaité Parisienne: No. 1, Overture (from "La vie parisienne")
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Carmen Suite No. 1: VI. Les Toréadors
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The Marriage of Figaro, K. 492: Overture
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Ruslan and Ludmilla: Overture
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Slavonic Dances, Op. 46: No. 1 in C Major
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99 Must-Own Classical Music Collection
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Uplifting Classical - Music to energize your mood
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track: Swan Lake, Ballet suite, Op. 20a, Dance of the swans
track: Songs without Words, Book V, Op. 62, No. 30 in A Major "Spring Song"
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The Beautiful Blue Danube, Waltz, Op. 314 (From "True Lies")
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Swan Lake, Ballet suite, Op. 20a, Dance of the swans
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subject of: OpenTimestamps Proof of Existence
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Songs without Words, Book V, Op. 62, No. 30 in A Major "Spring Song"
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subject of: OpenTimestamps Proof of Existence
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Gianni Schicchi: Act I - "O mio babbino caro"
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subject of: OpenTimestamps Proof of Existence
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Rhapsody On a Theme By Paganini, Op. 43: Variation No. 18
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  date published: 2026-07-08T03:53:27Z
audio: Rhapsody On a Theme By Paganini, Op. 43: Variation No. 18
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Piano Sonata No. 16 in C Major, K.545 "Sonata facile", I. Allegro
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  date published: 2026-07-08T03:22:41Z
audio: Piano Sonata No. 16 in C Major, K.545 "Sonata facile", I. Allegro
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Tritsch-Tratsch Polka, Op. 214
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audio: Tritsch-Tratsch Polka, Op. 214
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Piano Concerto No. 1 in E Minor, Op. 11, II. Romance (Larghetto)
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Symphony No. 40 in G Minor, K.550, I. Molto Allegro
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subject of: OpenTimestamps Proof of Existence
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Piano Trio in B-Flat Major, D 898 (Op.post.99), IV. Rondo. Allegro vivace
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Suite for Shakespeare's "Much Ado About Nothing", Op. 11, V. Hornpipe
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The Marriage of Figaro, "Le Nozze di Figaro", K.492,Overture (From "Willie Wonka and the Chocolate Factory")
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subject of: OpenTimestamps Proof of Existence
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Water Music, Suite, VI. Alla Hornpipe
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audio: Water Music, Suite, VI. Alla Hornpipe
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Fun Classical Music for Kids! (Vol. 1)
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track: Tritsch-Tratsch Polka, Op. 214
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track: Midsommarvaka, Op. 19 "Swedish Rhapsody No. 1"
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track: The Tale of the Tsar Saltan, Act III: The Flight of the Bumblebee
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track: Children's Corner, L. 113: VI. Golliwog's Cakewalk (Arr. for Orchestra)
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Toy Symphony "Berchtoldsgaden Musik": II. Minuet
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Midsommarvaka, Op. 19 "Swedish Rhapsody No. 1"
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Symphony No. 1 in D Major, Op. 25 "Classical": IV. Finale. Molto vivace
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The Tale of the Tsar Saltan, Act III: The Flight of the Bumblebee
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audio: The Tale of the Tsar Saltan, Act III: The Flight of the Bumblebee
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Walking the Dog
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Il carnevale di Venezia, Op. 78
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Babes in Toyland: March of the Toys
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Children's Corner, L. 113: VI. Golliwog's Cakewalk (Arr. for Orchestra)
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The Nutcracker, Ballet Suite, Op. 71a: I. Little Overture
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Le tombeau de Couperin, M. 68a: IV. Rigaudon
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Beliebte Operettenmelodien
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track: Gasparone: Komm, mia bella
track: Die Lustige Witwe: Es waren 2 Königskinder/Ich geh jetzt ins Maxims
track: Im weissen Rössl, Akt III: "Mein Liebeslied muss ein Walzer sein"
track: Die lustige Witwe: Wie die Blumen im Lenze erblüh'n/Ballsirenenwalzer
track: Gräfin Mariza: Wenn es Abend wird/Grüss mir die süßen, die reizenden Frauen
track: Gräfin Mariza: Ich warte auf das große Wunder/Machen wir's den Schwalben nach
track: Der Zigeunerbaron, Act I: Schatzwalzer
track: Simplicius: Lagerlust Polka
track: Der Bettelstudent, Act II: "Ich setz' den Fall"

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Der Obersteiger, Act II: "Sei nicht bös'"
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Gasparone: Komm, mia bella
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA580900461
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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3dcdb569b004d4c7cd9cc4b6f364ac2b333a2b6dd878c82f6b550c4a6a11855a. 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/DEA580900461.
  date published: 2026-07-08T03:20:19Z
audio: Gasparone: Komm, mia bella
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Die Lustige Witwe: Es waren 2 Königskinder/Ich geh jetzt ins Maxims
type: MusicRecording
duration: PT3M23S
duration ms: 203306
explicit: false
by artist: Franz Lehár
by artist: Vienna Volksoper Orchestra
by artist: Lotte Rysanek
by artist: Vienna Volksoper Choir
by artist: Franz Bauer-Theussl
by artist: Kurt Equiluz
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
genre: opera
isrc code: CAM460870147
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSHash
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/CAM460870147
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25a9cb3619511fbc8ecc6224009c7663356d28cc6d1f274ef752478e565dbcd1. 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/CAM460870147.
  date published: 2026-07-08T03:20:19Z
audio: Die Lustige Witwe: Es waren 2 Königskinder/Ich geh jetzt ins Maxims
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Im weissen Rössl, Akt III: "Mein Liebeslied muss ein Walzer sein"
type: MusicRecording
duration: PT3M14S
duration ms: 194093
explicit: false
by artist: Ralph Benatzky
by artist: Vienna State Opera Orchestra
by artist: Lotte Rysanek
by artist: Vienna State Opera Chorus
by artist: Franz Bauer-Theussl
by artist: Karl Terkal
in album: Beliebte Operettenmelodien
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  date published: 2010-09-01
isrc code: CAM460870123
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
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/CAM460870123
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 0x816d3c9e3563dd512fec34341d0b2cf8ed80d960c6a125615b49ac1a676fc3ee. 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/CAM460870123.
  date published: 2026-07-08T03:22:41Z
audio: Im weissen Rössl, Akt III: "Mein Liebeslied muss ein Walzer sein"
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Die lustige Witwe: Wie die Blumen im Lenze erblüh'n/Ballsirenenwalzer
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duration: PT4M6S
duration ms: 246280
explicit: false
by artist: Franz Lehár
by artist: Vienna State Opera Orchestra
by artist: Lotte Rysanek
by artist: Vienna State Opera Chorus
by artist: Franz Bauer-Theussl
by artist: Karl Terkal
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
genre: opera
isrc code: CAM460870145
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
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additional property: OTSVerificationAPI
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f1b5410ca55f570f58126e295ccfa73c4ac04413ef725bcdcfa5b192bc8d0ab. 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/CAM460870145.
  date published: 2026-07-08T03:53:27Z
audio: Die lustige Witwe: Wie die Blumen im Lenze erblüh'n/Ballsirenenwalzer
  type: AudioObject
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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: Valence (Positivity)
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Gräfin Mariza: Wenn es Abend wird/Grüss mir die süßen, die reizenden Frauen
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duration: PT3M16S
duration ms: 196026
explicit: false
by artist: Emmerich Kálmán
by artist: Vienna State Opera Orchestra
by artist: Vienna State Opera Chorus
by artist: Erich Christ
by artist: Franz Bauer-Theussl
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
genre: fado
isrc code: CAM460870143
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
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb3d89c8751714dc7240ecff552e0b125d57dff3f95f34e15a066894925e42bd. 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/CAM460870143.
  date published: 2026-07-08T03:22:41Z
audio: Gräfin Mariza: Wenn es Abend wird/Grüss mir die süßen, die reizenden Frauen
  type: AudioObject
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  additional property: Musical Key
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Gräfin Mariza: Ich warte auf das große Wunder/Machen wir's den Schwalben nach
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duration: PT4M0S
duration ms: 240186
explicit: false
by artist: Emmerich Kálmán
by artist: Vienna State Opera Orchestra
by artist: Lotte Rysanek
by artist: Vienna State Opera Chorus
by artist: Franz Bauer-Theussl
by artist: Karl Terkal
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
genre: fado
isrc code: CAM460870144
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: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06804c9f7229486dde0d4322e4cad6c3391743d789ff4dbfb71e964aa7f375ea. 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/CAM460870144.
  date published: 2026-07-08T03:53:27Z
audio: Gräfin Mariza: Ich warte auf das große Wunder/Machen wir's den Schwalben nach
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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Der Zigeunerbaron, Act I: Schatzwalzer
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duration: PT7M34S
duration ms: 454733
explicit: false
by artist: Johann Strauss II
by artist: Vienna Volksoper Orchestra
by artist: Paul Kantschieder
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
isrc code: DEA580800558
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: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc41b74b88092aeab8d248e7049ac963ea248e8de95a663840310fcaf68132af4. 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/DEA580800558.
  date published: 2026-07-08T03:53:27Z
audio: Der Zigeunerbaron, Act I: Schatzwalzer
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  additional property: Valence (Positivity)
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Simplicius: Lagerlust Polka
type: MusicRecording
duration: PT3M19S
duration ms: 199880
explicit: false
by artist: Johann Strauss II
by artist: Philharmonia Hungarica
by artist: Eduard Strauss
in album: Beliebte Operettenmelodien
  type: MusicAlbum
  date published: 2010-09-01
isrc code: USZDG0900716
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Simplicius: Lagerlust Polka
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Der Bettelstudent, Act II: "Ich setz' den Fall"
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duration ms: 249520
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by artist: Carl Millöcker
by artist: South German Radio Symphony Orchestra
by artist: Christo Bajew
by artist: Alfons Rischner
by artist: Friederike Sailer
in album: Beliebte Operettenmelodien
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Der Bettelstudent, Act II: "Ich setz' den Fall"
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Tutto Pavarotti
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date published: 1988-01-01
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  by artist: Luciano Pavarotti
  by artist: Unknown Artist
  by artist: Orchestra del Teatro Comunale di Bologna
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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: 2026-06-13T15:41:10Z
  audio: Caruso
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track: Il Trovatore / Act 3: "Di qual tetra luce...Ah sì ben mio...Di quella pira"
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  by artist: Luciano Pavarotti
  by artist: Gildis Flossmann
  by artist: Peter Baillie
  by artist: Vienna Opera Chorus
  by artist: Vienna Opera Orchestra
  by artist: Nicola Rescigno
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T05:09:12Z
  audio: Il Trovatore / Act 3: "Di qual tetra luce...Ah sì ben mio...Di quella pira"
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track: 'O sole mio (Arr. Chiaramello for Tenor & Orchestra)
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  duration: PT3M21S
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  by artist: Eduardo di Capua
  by artist: Alfredo Mazzucchi
  by artist: Luciano Pavarotti
  by artist: National Philharmonic Orchestra
  by artist: Giancarlo Chiaramello
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    date published: 1988-01-01
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 'O sole mio (Arr. Chiaramello for Tenor & Orchestra)
track: Rigoletto, Act III: La donna è mobile
track: 'A vucchella
track: Un ballo in maschera: "La rivedrà nell' estasi"
track: Core 'ngrato (Arr. Chiaramello)
track: La Gioconda, Op. 9: "Cielo e mar!"
track: Passione (Arr. Chiaramello)
track: Martha, Act III: M'appari
track: Mamma (Arr. Mancini)
track: Carmen, WD 31, Act II: La fleur que tu m'avais jetée
track: Cantique de Noël "O Holy Night / Minuit, chrétiens" (Orch. Gamley)
track: Werther: "Pourquoi me réveiller, ô souffle du printemps?"
track: Agnus Dei (Arr. Guiraud After Intermezzo from L'Arlésienne, WD 28)
track: L'Africaine / Act 4: "Mi batte il cor... O Paradiso!"
track: Stabat Mater: 2. Cujus animam gementem
track: Mefistofele: "Dai campi, dai prati"
track: Aida, Act I: Se quel guerrier io fossi! – Celeste Aida
track: Pagliacci, Act I: Recitar! – Vesti la giubba
track: L'elisir d'amore / Act II: "Una furtiva lagrima"
track: Cavalleria rusticana: "Mamma, quel vino è generoso"
track: Don Pasquale: "Com'è gentil"
track: Fedora: "Amor ti vieta"
track: Luisa Miller, Act II: Oh! Fede negar potessi - Quando le sere al placido
track: La fanciulla del West, Act III: Ch'ella mi creda
track: La traviata / Act 2: "Lunge da lei...De' miei bollenti spiriti"
track: Tosca, Act III: E lucevan le stelle
track: Manon Lescaut, Act I: Donna non vidi mai
track: La bohème, Act I: Che gelida manina
track: Turandot, Act III: Nessun dorma!

CopyrightRegisteredAt
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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 0x84aa2531e1e244b917386f54b5a855c36db83fed683542a2293c038b34e5a879. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/GBF077900300.
date published: 2026-06-13T13:32:09Z

'O sole mio (Arr. Chiaramello for Tenor & Orchestra)
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Rigoletto, Act III: La donna è mobile
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by artist: Luciano Pavarotti
by artist: London Symphony Orchestra
by artist: Richard Bonynge
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
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'A vucchella
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by artist: Luciano Pavarotti
by artist: Orchestra del Teatro Comunale di Bologna
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbb79deb14e3ef44e0469178f071bfc5f4bd5f2d4bc4d856a816c6dec46560da. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GBF077700020.
  date published: 2026-07-02T03:30:09Z
audio: 'A vucchella
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.949
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.02
  additional property: Liveness
    type: PropertyValue
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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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Un ballo in maschera: "La rivedrà nell' estasi"
type: MusicRecording
duration: PT2M1S
duration ms: 121333
explicit: false
by artist: Giuseppe Verdi
by artist: Luciano Pavarotti
by artist: Kathleen Battle
by artist: Robert Lloyd
by artist: Malcolm King
by artist: The London Opera Chorus
by artist: National Philharmonic Orchestra
by artist: Sir Georg Solti
in album: Tutto Pavarotti
  type: MusicAlbum
  date published: 1988-01-01
genre: classical
genre: opera
isrc code: GBF078311190
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078311190
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
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 0xaae16aad58ea706eac8cb534536d92a453edde54db2f48e511c8680384be8bce. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBF078311190.
  date published: 2026-07-02T11:34:59Z
audio: Un ballo in maschera: "La rivedrà nell' estasi"
  type: AudioObject
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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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Core 'ngrato (Arr. Chiaramello)
type: MusicRecording
duration: PT4M55S
duration ms: 295440
explicit: false
by artist: Salvatore Cardillo
by artist: Luciano Pavarotti
by artist: Orchestra del Teatro Comunale di Bologna
by artist: Giancarlo Chiaramello
in album: Tutto Pavarotti
  type: MusicAlbum
  date published: 1988-01-01
isrc code: GBF078540212
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/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078540212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0x111c67403f43fefa67fd1d630cee79be46ceb5887249a6a0b12a82d44c74e93d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GBF078540212.
  date published: 2026-07-02T03:30:09Z
audio: Core 'ngrato (Arr. Chiaramello)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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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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  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: Mode Name
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La Gioconda, Op. 9: "Cielo e mar!"
type: MusicRecording
duration: PT5M7S
duration ms: 307400
explicit: false
by artist: Amilcare Ponchielli
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Leone Magiera
in album: Tutto Pavarotti
  type: MusicAlbum
  date published: 1988-01-01
isrc code: GBF076910135
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3aed59a3cbed45ffbd40695e1974c2e15161c4704651ab0cf787fa5a7abed065
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910135
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aed59a3cbed45ffbd40695e1974c2e15161c4704651ab0cf787fa5a7abed065. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910135.
  date published: 2026-07-02T05:09:12Z
audio: La Gioconda, Op. 9: "Cielo e mar!"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.201
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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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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  additional property: Mode Name
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Passione (Arr. Chiaramello)
type: MusicRecording
duration: PT3M44S
duration ms: 224826
explicit: false
by artist: Nicola Valente
by artist: Ernesto Tagliaferri
by artist: Luciano Pavarotti
by artist: Orchestra del Teatro Comunale di Bologna
by artist: Giancarlo Chiaramello
in album: Tutto Pavarotti
  type: MusicAlbum
  date published: 1988-01-01
isrc code: GBF078540201
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T13:02:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078540201
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0xa9da8947f4877ae075ca5c76ca42399a82d5bcba94bfd647ce7c34332b4c418b. 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/GBF078540201.
  date published: 2026-07-02T03:55:08Z
audio: Passione (Arr. Chiaramello)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.287
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
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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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Martha, Act III: M'appari
type: MusicRecording
duration: PT3M27S
duration ms: 207800
explicit: false
by artist: Friedrich von Flotow
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Richard Bonynge
in album: Tutto Pavarotti
  type: MusicAlbum
  date published: 1988-01-01
isrc code: GBF077300010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:38:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6828d2c16416a95300103ef0781f0d503275f68bc0512125fe8c5b579842ac5d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077300010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6828d2c16416a95300103ef0781f0d503275f68bc0512125fe8c5b579842ac5d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077300010.
  date published: 2026-06-13T15:41:10Z
audio: Martha, Act III: M'appari
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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: 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: Loudness (dB)
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Mamma (Arr. Mancini)
type: MusicRecording
duration: PT3M32S
duration ms: 212160
explicit: false
by artist: Cesare Andrea Bixio
by artist: Luciano Pavarotti
by artist: Henry Mancini
in album: Tutto Pavarotti
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  date published: 1988-01-01
isrc code: GBF078400010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/GBF078400010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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: 2026-07-02T03:55:08Z
audio: Mamma (Arr. Mancini)
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Carmen, WD 31, Act II: La fleur que tu m'avais jetée
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duration: PT4M27S
duration ms: 267626
explicit: false
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by artist: Luciano Pavarotti
by artist: Vienna Volksoper Orchestra
by artist: Leone Magiera
in album: Tutto Pavarotti
  type: MusicAlbum
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genre: classical
genre: opera
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
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/GBF077200020
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: Carmen, WD 31, Act II: La fleur que tu m'avais jetée
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Cantique de Noël "O Holy Night / Minuit, chrétiens" (Orch. Gamley)
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by artist: Luciano Pavarotti
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by artist: Kurt Herbert Adler
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Werther: "Pourquoi me réveiller, ô souffle du printemps?"
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by artist: National Philharmonic Orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Werther: "Pourquoi me réveiller, ô souffle du printemps?"
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Agnus Dei (Arr. Guiraud After Intermezzo from L'Arlésienne, WD 28)
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by artist: Luciano Pavarotti
by artist: National Philharmonic Orchestra
by artist: Kurt Herbert Adler
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genre: classical
genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Agnus Dei (Arr. Guiraud After Intermezzo from L'Arlésienne, WD 28)
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L'Africaine / Act 4: "Mi batte il cor... O Paradiso!"
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by artist: Oliviero de Fabritiis
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: L'Africaine / Act 4: "Mi batte il cor... O Paradiso!"
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Stabat Mater: 2. Cujus animam gementem
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Stabat Mater: 2. Cujus animam gementem
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Mefistofele: "Dai campi, dai prati"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Mefistofele: "Dai campi, dai prati"
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Aida, Act I: Se quel guerrier io fossi! – Celeste Aida
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Aida, Act I: Se quel guerrier io fossi! – Celeste Aida
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Pagliacci, Act I: Recitar! – Vesti la giubba
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subject of: OpenTimestamps Proof of Existence
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audio: Pagliacci, Act I: Recitar! – Vesti la giubba
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L'elisir d'amore / Act II: "Una furtiva lagrima"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Cavalleria rusticana: "Mamma, quel vino è generoso"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Cavalleria rusticana: "Mamma, quel vino è generoso"
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Don Pasquale: "Com'è gentil"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Don Pasquale: "Com'è gentil"
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Fedora: "Amor ti vieta"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Fedora: "Amor ti vieta"
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Luisa Miller, Act II: Oh! Fede negar potessi - Quando le sere al placido
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  date published: 2026-07-02T05:09:12Z
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La fanciulla del West, Act III: Ch'ella mi creda
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subject of: OpenTimestamps Proof of Existence
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audio: La fanciulla del West, Act III: Ch'ella mi creda
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La traviata / Act 2: "Lunge da lei...De' miei bollenti spiriti"
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Tosca, Act III: E lucevan le stelle
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Manon Lescaut, Act I: Donna non vidi mai
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La bohème, Act I: Che gelida manina
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Turandot, Act III: Nessun dorma!
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The Poet on the Piano
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Menahem Pressler: Grieg & Mendelssohn
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50 Essential Classical Masterpieces
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111 Classical Masterpieces
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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  subject of: OpenTimestamps Proof of Existence
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OTSVerificationAPI
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

Adagio in G Minor (Arr. by Remo Giazotto)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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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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  subject of: OpenTimestamps Proof of Existence
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track: A Midsummer Night's Dream, Op. 61: IX. Wedding March
track: Bagatelle No. 25 in A Minor, WoO 59 "Für Elise"
track: Reverie
track: The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "La primavera" (Spring): I. Allegro
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OTSVerificationAPI
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Canon and Gigue in D Major: Canon
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A Midsummer Night's Dream, Op. 61: IX. Wedding March
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: A Midsummer Night's Dream, Op. 61: IX. Wedding March
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Bagatelle No. 25 in A Minor, WoO 59 "Für Elise"
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Reverie
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The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "La primavera" (Spring): I. Allegro
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The Four Seasons, Op. 8, Concerto No. 4 in F Minor, RV 297 "L'inverno" (Winter): I. Allegro non molto
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Top 100 Romantic Classics: Classical Music for Lovers
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Top 100 Power Classics: The Most Dynamic Classical Music of All Time
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track: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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Green Edition - Strauss II: Pleasure Train, Op. 281
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Los Grandes de la Musica Clasica - Johann Strauss Vol. 3
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The Very Best Of Johann Strauss
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track: Wine, Women and Song ("Wein, Weib und Gesang"), Waltz, Op. 333
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: The Four Seasons, Autumn, Op. 8/3: III. Allegro (La caccia)
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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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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Clarinet Concerto in A Major, K. 622: II. Adagio
track: Requiem Mass in D Minor, K. 626: VIII. Lacrimosa dies illae

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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Nocturnes No. 2 in E-Flat Major, Op. 9 No. 2
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Clarinet Concerto in A Major, K. 622: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Clarinet Concerto in A Major, K. 622: II. Adagio
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Requiem Mass in D Minor, K. 626: VIII. Lacrimosa dies illae
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subject of: OpenTimestamps Proof of Existence
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Green Edition - Strauss II: Perpetuum mobile, Op. 257
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Green Edition - Strauss II: "Voices of Spring" Op. 410
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Green Edition - Strauss II: "Artist's Life" Op. 316
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Classical Selection, Johann Strauss II: Waltzes
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Aquellos Maravillos Años... de Música Inolvidable
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Capriccio * Melodie * Waltz * Polkas
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Have You Ever Been to Lhasa
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Music For The Millions Vol. 18 - Johann Strauss
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Famous Marches
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Wedding Music
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Romantic Dinner Vol. I
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Tenor Arias from Italian Opera
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track: Mefistofele / Epilogue: "Ogni mortal mister..Giunto sul passo estremo"
track: Il Trovatore / Act 3: "Di qual tetra luce...Ah sì ben mio...Di quella pira"
track: La Gioconda, Op. 9: "Cielo e mar!"
track: La Bohème / Act 1: "Che gelida manina"
track: L'Arlesiana / Act 2: "È la solita storia del pastore"
track: Maristella / Act 1: "Io conosco un giardino"

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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 0x47b5ae28dfbd00d968eb545528db8c208fe02990047ccb8bc89601559ecfc47f. 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/GBF077110081.
date published: 2026-07-08T03:22:41Z

Don Pasquale: "Com'è gentil"
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 141.976
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.378
additional property: Energy
  type: PropertyValue
  value: 0.131
additional property: Speechiness
  type: PropertyValue
  value: 0.051
additional property: Acousticness
  type: PropertyValue
  value: 0.974
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.37
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.633
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Mefistofele / Epilogue: "Ogni mortal mister..Giunto sul passo estremo"
type: MusicRecording
duration: PT4M36S
duration ms: 276746
explicit: false
by artist: Arrigo Boito
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Leone Magiera
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
isrc code: GBF076910134
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T02:56:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x12d95bfbee529fbf49b6a7582132bc87d8d934671b4a9d8747a1590b84b52fff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910134
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12d95bfbee529fbf49b6a7582132bc87d8d934671b4a9d8747a1590b84b52fff. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910134.
  date published: 2026-07-06T06:56:49Z
audio: Mefistofele / Epilogue: "Ogni mortal mister..Giunto sul passo estremo"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 86.3
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.189
  additional property: Energy
    type: PropertyValue
    value: 0.103
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.102
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.246
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il Trovatore / Act 3: "Di qual tetra luce...Ah sì ben mio...Di quella pira"
type: MusicRecording
duration: PT10M12S
duration ms: 612826
explicit: false
by artist: Giuseppe Verdi
by artist: Luciano Pavarotti
by artist: Gildis Flossmann
by artist: Peter Baillie
by artist: Vienna Opera Chorus
by artist: Vienna Opera Orchestra
by artist: Nicola Rescigno
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
genre: classical
genre: opera
isrc code: GBF076910111
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T23:21:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb669b64b6a2c8985c6dff5a2c822ae6ca6a1326925bd6b626596102074632af4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957012
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957012
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910111
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T08:27:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb669b64b6a2c8985c6dff5a2c822ae6ca6a1326925bd6b626596102074632af4. Chain 2 (Bitcoin): anchored in block 957012 (2026-07-07T08:27:05Z), 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/GBF076910111.
  date published: 2026-07-07T08:27:05Z
audio: Il Trovatore / Act 3: "Di qual tetra luce...Ah sì ben mio...Di quella pira"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.421
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.287
  additional property: Energy
    type: PropertyValue
    value: 0.257
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.08
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.554
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Gioconda, Op. 9: "Cielo e mar!"
type: MusicRecording
duration: PT5M5S
duration ms: 305933
explicit: false
by artist: Amilcare Ponchielli
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Leone Magiera
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
isrc code: GBF076910135
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:57:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3aed59a3cbed45ffbd40695e1974c2e15161c4704651ab0cf787fa5a7abed065
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910135
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aed59a3cbed45ffbd40695e1974c2e15161c4704651ab0cf787fa5a7abed065. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBF076910135.
  date published: 2026-06-13T17:25:41Z
audio: La Gioconda, Op. 9: "Cielo e mar!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.287
  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: 0.174
  additional property: Energy
    type: PropertyValue
    value: 0.167
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.165
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.081
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.2
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Bohème / Act 1: "Che gelida manina"
type: MusicRecording
duration: PT4M46S
duration ms: 286773
explicit: false
by artist: Giacomo Puccini
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Leone Magiera
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
isrc code: GBF076910136
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:31:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3aeff5b5787f956a72ce6b2020cfa9d31d1dfd0ceaa0a88f7e0998dba53a56b2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910136
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aeff5b5787f956a72ce6b2020cfa9d31d1dfd0ceaa0a88f7e0998dba53a56b2. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/GBF076910136.
  date published: 2026-07-07T18:39:05Z
audio: La Bohème / Act 1: "Che gelida manina"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.146
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.186
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.161
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.12
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.776
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'Arlesiana / Act 2: "È la solita storia del pastore"
type: MusicRecording
duration: PT4M59S
duration ms: 299133
explicit: false
by artist: Francesco Cilea
by artist: Luciano Pavarotti
by artist: Vienna Opera Orchestra & Chorus
by artist: Nicola Rescigno
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
genre: opera
isrc code: GBF076910137
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:12:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbed652de3227d2f50129fcab0cacda51ced9d14847a9986ac71f913c1e885619
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910137
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbed652de3227d2f50129fcab0cacda51ced9d14847a9986ac71f913c1e885619. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910137.
  date published: 2026-07-02T05:09:12Z
audio: L'Arlesiana / Act 2: "È la solita storia del pastore"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.437
  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: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.128
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.009
  additional property: Liveness
    type: PropertyValue
    value: 0.255
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.287
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Maristella / Act 1: "Io conosco un giardino"
type: MusicRecording
duration: PT2M4S
duration ms: 124186
explicit: false
by artist: Giuseppe Pietri
by artist: Luciano Pavarotti
by artist: New Philharmonia Orchestra
by artist: Leone Magiera
in album: Tenor Arias from Italian Opera
  type: MusicAlbum
  date published: 1971-01-01
isrc code: GBF076910138
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:04:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x93cd8e386699206064f93ca545f5ac78aea49aa38cf0cb03dac070a27ccacc68
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93cd8e386699206064f93ca545f5ac78aea49aa38cf0cb03dac070a27ccacc68. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910138.
  date published: 2026-07-02T05:09:12Z
audio: Maristella / Act 1: "Io conosco un giardino"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.788
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.192
  additional property: Energy
    type: PropertyValue
    value: 0.268
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.232
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.719
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Top 200 Classics – the Very Best of Classical Music
type: MusicAlbum
date published: 2011-07-28
track: 1812 Op. 49: Overture
  type: MusicRecording
  duration: PT15M33S
  duration ms: 933733
  explicit: false
  by artist: Pyotr Ilyich Tchaikovsky
  by artist: Philharmonia Slavonica
  by artist: Henry Adolph
  in album: Top 200 Classics – the Very Best of Classical Music
    type: MusicAlbum
    date published: 2011-07-28
  popularity: 7
  isrc code: US4R30908340
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T21:51:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xed7e0c52461ae41e92323f4df16bcc7e0082b9eb347e351d6b38dd921575aa72
  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/US4R30908340
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
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A Midsummer Night's Dream: Wedding March
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Also Sprach Zarathustra - Introduction - Sonnenaufgang Op 30
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Messiah, Oratorio, HWV 56: Hallelujah Chorus
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Suite for Orchestra No. 3 in D Major BWV 1068: Air
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Symphony No. 9 In D Minor Op. 125 Choral (Ode To Joy) / Part I & Part Ii
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by artist: Soloists And Choir Of The Bratislava State Opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Symphony No. 9 In D Minor Op. 125 Choral (Ode To Joy) / Part I & Part Ii
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Boléro
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by artist: Radio Symphony Orchestra Ljubljana
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by artist: Mee Chou Lee
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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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Bagatelle No. 25 in A Minor Op. 33 "Für Elise"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Bagatelle No. 25 in A Minor Op. 33 "Für Elise"
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Toccata and Fugue in D Minor, BWV 565
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Toccata and Fugue in D Minor, BWV 565
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Peer Gynt Suite No. 1 Op. 46: Morning Mood
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genre: late-romantic-era
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Peer Gynt Suite No. 1 Op. 46: Morning Mood
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Lohengrin: Bridal Chorus Treulich geführt
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Lohengrin: Bridal Chorus Treulich geführt
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Sonata for Piano No. 11 In A Major KV 331: Rondo Alla Turca: Allegretto
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  date published: 2026-07-08T03:22:41Z
audio: Sonata for Piano No. 11 In A Major KV 331: Rondo Alla Turca: Allegretto
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Ballet Suite from The Nutcracker Op. 71a: Trepak (Russian Dance)
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by artist: Pyotr Ilyich Tchaikovsky
by artist: London Festival Orchestra
by artist: Henry Adolph
in album: Top 200 Classics – the Very Best of Classical Music
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  date published: 2011-07-28
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audio: Ballet Suite from The Nutcracker Op. 71a: Trepak (Russian Dance)
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