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genre: classical
genre: opera
genre: requiem
description: Johann Nikolaus Harnoncourt (6 December 1929 – 5 March 2016) was an Austrian conductor, known for his historically informed performances. He specialized in music of the Baroque period, but later exten
popularity: 54
followers: 49203
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album: 40 Most Beautiful Arias
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  date published: 2008-11-06
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    by artist: Plácido Domingo
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    by artist: Orchester der Deutschen Oper Berlin
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      date published: 2008-11-06
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T12:47:07Z
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  track: Bizet: Carmen, WD 31, Act 1: "L'amour est un oiseau rebelle" (Carmen, Chorus)
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      date published: 2026-06-13T12:47:07Z
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  track: Bizet: Carmen, WD 31, Act 3, Scene 1: "Je dis que rien ne m'épouvante" (Micaëla)
  track: Handel: Serse, HWV 40, Act 1, Scene 1: Arioso. "Ombra mai fù" (Serse)
  track: Purcell: Dido and Aeneas, Z. 626, Act III: Song. "When I Am Laid in Earth" (Dido)
  track: Mozart: Le nozze di Figaro, K. 492, Act 2: "Voi, che sapete che cosa è amor" (Cherubino)
  track: Bizet: Les pêcheurs de perles, Act 1: "Au fond du temple saint" (Nadir, Zurga)
  track: Mozart: Cosi fan tutte, K. 588, Act 1: "Soave sia il sento" (Fiordiligi, Dorabella, Don Alfonso)
  track: Saint-Saëns: Samson et Dalila, Op. 47, Act II, Scene 3: Air. "Mon cœur s'ouvre à ta voix" (Dalila, Samson)
  track: Massenet: Werther, Act 3: "Pourquoi me réveiller"
  track: Verdi: Rigoletto, Act 3: "La donna è mobile" (Duca)
  track: Rusalka, Op. 114: Song to the Moon
  track: Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
  track: Puccini: Manon Lescaut, Act 1: "Donna non vidi mai" (Des Grieux)
  track: Flotow: Martha, Act 3: "Ach so fromm" (Lionel)
  track: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
  track: Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
  track: Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
  track: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
  track: Puccini: Gianni Schicchi, Act 1: "O mio babbino caro" (Lauretta)
  track: Catalani: La Wally, Act 1: "Ebben, ne andrò lontana" (Wally)
  track: Offenbach: Les contes d'Hoffman, Act 4: Barcarolle - "Belle nuit, ô nuit d'amour" (Giulietta, Niklausse)
  track: Bizet: Carmen, WD 31, Act 2: "La fleur que tu m'avais jetée" (Don José)
  track: Puccini: Turandot, Act 1: "Signore ascolta!" (Liù)
  track: Verdi: La traviata, Act 1: "Un dì felice" (Alfredo, Violetta, Gastone)
  track: Delibes: Lakmé, Act 1: Flower Duet - "Dôme épais le jasmin" (Lakmé, Mallika)
  track: Mozart: Le nozze di Figaro, Act 2: "Porgi amor qualche ristoro" (La Contessa)
  track: Mozart: Don Giovanni, K. 527, Act 1: "Dalla sua pace" (Don Ottavio)
  track: Rossini: Il barbiere di Siviglia, Act 1, No. 5: Una voce poco fa
  track: Handel: Rinaldo, HWV 7, Act 2: Aria. "Lascia ch'io pianga" (Almirena)
  track: Gluck: Orphée et Eurydice, Act 3: "J'ai perdu mon Eurydice" (Orphée)
  track: Verdi: Aïda, Act 1: "Celeste Aïda" (Radames)
  track: Mozart: Don Giovanni, Act 2: "Deh vieni alla fenestra" (Don Giovanni)
  track: Puccini: La rondine, Act 1: "Chi il bel sogno di Doretta" (Magda)
  track: Giordano: Fedora, Act 2: "Amor ti vieta di non amar" (Loris)
  track: Lehár: Die lustige Witwe, Act 2: Vilja-Lied. "Es lebt' eine Vilja, ein Waldmägdelein" (Hanna)
  track: Puccini: Tosca, Act 3: "E lucevan le stelle" (Cavaradossi)
  track: Verdi: Otello, Act 4: "Ave Maria" (Desdemona)
  track: Wagner: Tristan und Isolde, Act 3: Liebestod. "Mild und leise wie er lächelt" (Isolde)
album: Beethoven: Symphonies Nos. 1 - 9
album: Schubert: Alfonso und Estrella, D. 732
album: Nikolaus Harnoncourt Conducts Sacred Masterworks
album: Harnoncourt - The Complete Beethoven Recordings
album: Nikolaus Harnoncourt Conducts Mozart
album: Harnoncourt conducts Haydn
album: Mozart "Spatzenmesse" Missa brevis in C-Dur, KV 220
album: Matthäus-Passion
album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)

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Donizetti: L'elisir d'amore, Act 2: "Una furtiva lagrima" (Nemorino)
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by artist: Gaetano Donizetti
by artist: Marcello Viotti
by artist: English Chamber Orchestra
by artist: Roberto Alagna
in album: 40 Most Beautiful Arias
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  date published: 2008-11-06
popularity: 39
genre: opera
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  date published: 2026-06-13T12:47:07Z
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Bizet: Carmen, WD 31, Act 3, Scene 1: "Je dis que rien ne m'épouvante" (Micaëla)
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by artist: Bavarian State Orchestra
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popularity: 33
genre: classical
genre: opera
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  date published: 2026-06-13T12:53:06Z
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Handel: Serse, HWV 40, Act 1, Scene 1: Arioso. "Ombra mai fù" (Serse)
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popularity: 36
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genre: opera
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809431600
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60000545c94712a44eb9238a1c6398b95f50f565446c4fa4a2d682fca703fed4. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809431600 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Handel: Serse, HWV 40, Act 1, Scene 1: Arioso. "Ombra mai fù" (Serse)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.65
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.131
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.57
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.065
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Purcell: Dido and Aeneas, Z. 626, Act III: Song. "When I Am Laid in Earth" (Dido)
type: MusicRecording
duration: PT3M54S
duration ms: 234399
explicit: false
by artist: Henry Purcell
by artist: William Christie
by artist: Véronique Gens
by artist: Les Arts Florissants
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 33
genre: classical
genre: choral
isrc code: FRZ209401725
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T11:28:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd43025de2d758457351e714d2ca95a6852eeb81f756b4b3ddface9a47d1c4468
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209401725
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd43025de2d758457351e714d2ca95a6852eeb81f756b4b3ddface9a47d1c4468. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209401725 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Purcell: Dido and Aeneas, Z. 626, Act III: Song. "When I Am Laid in Earth" (Dido)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.457
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.922
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.304
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.477
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Le nozze di Figaro, K. 492, Act 2: "Voi, che sapete che cosa è amor" (Cherubino)
type: MusicRecording
duration: PT2M52S
duration ms: 172546
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Daniel Barenboim
by artist: Cecilia Bartoli
by artist: Berliner Philharmoniker
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 35
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ209000402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:22:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6124bee5a64493500c931fa5ad5a7fe49cbe906baf31486194bca27569559f59
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209000402
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6124bee5a64493500c931fa5ad5a7fe49cbe906baf31486194bca27569559f59. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209000402 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 2: "Voi, che sapete che cosa è amor" (Cherubino)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.449
  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: 0.316
  additional property: Energy
    type: PropertyValue
    value: 0.23
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.144
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.369
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bizet: Les pêcheurs de perles, Act 1: "Au fond du temple saint" (Nadir, Zurga)
type: MusicRecording
duration: PT4M9S
duration ms: 249466
explicit: false
by artist: Georges Bizet
by artist: Carlo Rizzi
by artist: Orchestra of Welsh National Opera
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 41
genre: classical
genre: opera
isrc code: DEA809370127
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:58:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbce29676b65f9430bf00783d4e4f06961fc007e016cca6d0382581052685fd95
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809370127
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbce29676b65f9430bf00783d4e4f06961fc007e016cca6d0382581052685fd95. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809370127 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Bizet: Les pêcheurs de perles, Act 1: "Au fond du temple saint" (Nadir, Zurga)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.187
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.164
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
    type: PropertyValue
    value: 0.364
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.187
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Cosi fan tutte, K. 588, Act 1: "Soave sia il sento" (Fiordiligi, Dorabella, Don Alfonso)
type: MusicRecording
duration: PT3M4S
duration ms: 184640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Alain Lombard
by artist: Frederica von Stade
by artist: Jules Bastin
by artist: Kiri Te Kanawa
by artist: Orchestre Philharmonique De Strasbourg
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 39
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ207702418
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:58:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf01856aa0cf30e139cdf5e6a31b8424a17ba514d09a6fa72c09e1fd8f57e9cca
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207702418
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf01856aa0cf30e139cdf5e6a31b8424a17ba514d09a6fa72c09e1fd8f57e9cca. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207702418 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Mozart: Cosi fan tutte, K. 588, Act 1: "Soave sia il sento" (Fiordiligi, Dorabella, Don Alfonso)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.557
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  additional property: Energy
    type: PropertyValue
    value: 0.23
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.581
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Saint-Saëns: Samson et Dalila, Op. 47, Act II, Scene 3: Air. "Mon cœur s'ouvre à ta voix" (Dalila, Samson)
type: MusicRecording
duration: PT3M17S
duration ms: 197666
explicit: false
by artist: Camille Saint-Saëns
by artist: Sir Colin Davis
by artist: José Cura
by artist: Olga Borodina
by artist: London Symphony Orchestra
by artist: Colin Davis
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 33
genre: classical
genre: late-romantic-era
genre: french-romanticism
isrc code: FRZ209809001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:57:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x851395da7e0aaad1b78e791c26949f7a70aca373f437851ea6114596ffffd9c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209809001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x851395da7e0aaad1b78e791c26949f7a70aca373f437851ea6114596ffffd9c6. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209809001 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Saint-Saëns: Samson et Dalila, Op. 47, Act II, Scene 3: Air. "Mon cœur s'ouvre à ta voix" (Dalila, Samson)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.177
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.267
  additional property: Energy
    type: PropertyValue
    value: 0.055
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.126
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Massenet: Werther, Act 3: "Pourquoi me réveiller"
type: MusicRecording
duration: PT2M23S
duration ms: 143599
explicit: false
by artist: Jules Massenet
by artist: Kent Nagano
by artist: Anne Sofie von Otter
by artist: Jerry Hadley
by artist: Orchestre de l'Opéra de Lyon
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 31
genre: classical
isrc code: FRZ209516126
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:46:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd46ad74f8c9f22b5fd1e3088ec343b6f54462ca3c6ca57e9e9aef3080987b4a5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209516126
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd46ad74f8c9f22b5fd1e3088ec343b6f54462ca3c6ca57e9e9aef3080987b4a5. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209516126 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Massenet: Werther, Act 3: "Pourquoi me réveiller"
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 95.745
  additional property: Musical Key
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    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.233
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.043
  additional property: Liveness
    type: PropertyValue
    value: 0.494
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.052
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.879
  additional property: Key Name
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    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Verdi: Rigoletto, Act 3: "La donna è mobile" (Duca)
type: MusicRecording
duration: PT2M20S
duration ms: 140999
explicit: false
by artist: Giuseppe Verdi
by artist: Carlo Rizzi
by artist: Orchestra of Welsh National Opera
by artist: Richard Leech
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 32
genre: classical
genre: opera
isrc code: DEA809360028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:41:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xefbbf9e79ad703f58344ed86017f60483b0ff81dc54e5621fb9a31e46bae5a58
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809360028
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefbbf9e79ad703f58344ed86017f60483b0ff81dc54e5621fb9a31e46bae5a58. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809360028 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Verdi: Rigoletto, Act 3: "La donna è mobile" (Duca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.79
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.333
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.156
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.14
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.696
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
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    value: Major

Rusalka, Op. 114: Song to the Moon
type: MusicRecording
duration: PT5M58S
duration ms: 358760
explicit: false
by artist: Antonín Dvořák
by artist: Lesley Garrett
by artist: Andrew Greenwood
by artist: Philharmonia Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 33
genre: classical
genre: late-romantic-era
genre: czech-classical
isrc code: GBAJC9700553
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:41:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x901f6efcfcf758f1777a78320fa2e88f4a326f1b9aa31b76b77fbb8bf7cb822b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJC9700553
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x901f6efcfcf758f1777a78320fa2e88f4a326f1b9aa31b76b77fbb8bf7cb822b. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJC9700553 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Rusalka, Op. 114: Song to the Moon
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.891
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.246
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.077
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.939
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
type: MusicRecording
duration: PT4M29S
duration ms: 269986
explicit: false
by artist: Giacomo Puccini
by artist: Cristina Gallardo-Domas
by artist: Maurizio Barbacini
by artist: Das Münchner Rundfunkorchester
by artist: Munich Radio Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 32
isrc code: DEA800028300
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:46:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe64eab5d572525d14767f821b7623467be2fade2824f132eddac583ae179ad0f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800028300
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe64eab5d572525d14767f821b7623467be2fade2824f132eddac583ae179ad0f. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800028300 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.455
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.329
  additional property: Energy
    type: PropertyValue
    value: 0.12
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.037
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 1: "Donna non vidi mai" (Des Grieux)
type: MusicRecording
duration: PT2M34S
duration ms: 154599
explicit: false
by artist: Giacomo Puccini
by artist: José Cura
by artist: Philharmonia Orchestra
by artist: Plácido Domingo
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 33
isrc code: FRZ209704300
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:57:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x686f5b6f9bc19f2dd94df3f53788f96885ae808ea2d1fff45e79867588180c6c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209704300
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x686f5b6f9bc19f2dd94df3f53788f96885ae808ea2d1fff45e79867588180c6c. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209704300 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: Manon Lescaut, Act 1: "Donna non vidi mai" (Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.929
  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: 0.193
  additional property: Energy
    type: PropertyValue
    value: 0.188
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.256
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.15
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.032
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Flotow: Martha, Act 3: "Ach so fromm" (Lionel)
type: MusicRecording
duration: PT3M31S
duration ms: 211066
explicit: false
by artist: Friedrich von Flotow
by artist: Luciano Pavarotti
by artist: Richard Bonynge
by artist: New Philharmonia Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 31
isrc code: GBF077300010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077300010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6828d2c16416a95300103ef0781f0d503275f68bc0512125fe8c5b579842ac5d. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077300010 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Flotow: Martha, Act 3: "Ach so fromm" (Lionel)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.788
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.206
  additional property: Energy
    type: PropertyValue
    value: 0.195
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.101
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.068
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
type: MusicRecording
duration: PT3M5S
duration ms: 185893
explicit: false
by artist: Giacomo Puccini
by artist: Kiri Te Kanawa
by artist: Kent Nagano
by artist: Orchestre de l'Opéra de Lyon
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 30
isrc code: FRZ209630600
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:44:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x51abaf79ee94ac169c3caf48b4cfe39c55ce2385896843e3a2ceb815a2dd5454
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209630600
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51abaf79ee94ac169c3caf48b4cfe39c55ce2385896843e3a2ceb815a2dd5454. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209630600 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.608
  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: 0.318
  additional property: Energy
    type: PropertyValue
    value: 0.218
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.056
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.755
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
type: MusicRecording
duration: PT4M25S
duration ms: 265880
explicit: false
by artist: Giacomo Puccini
by artist: James Conlon
by artist: José Carreras
by artist: Orchestre National De France
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 31
isrc code: FRZ208701403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:44:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x71e6bc63d7ec9b5edddff74b9c57cb681125c675a700cc187f6640798df48485
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71e6bc63d7ec9b5edddff74b9c57cb681125c675a700cc187f6640798df48485. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701403 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.511
  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: 0.254
  additional property: Energy
    type: PropertyValue
    value: 0.229
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.123
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.03
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
type: MusicRecording
duration: PT5M32S
duration ms: 332413
explicit: false
by artist: Giacomo Puccini
by artist: Barbara Hendricks
by artist: Francesco Ellero D'Artegna
by artist: Gino Quilico
by artist: James Conlon
by artist: José Carreras
by artist: Orchestre National De France
by artist: Richard Cowan
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 30
isrc code: FRZ208701404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:02:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf277fc565da5cd63cb323b4b6c0f6e27217703dd12a41592eb8324f5aba81f89
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf277fc565da5cd63cb323b4b6c0f6e27217703dd12a41592eb8324f5aba81f89. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701404 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.217
  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: 0.282
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.912
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.511
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
type: MusicRecording
duration: PT4M8S
duration ms: 248360
explicit: false
by artist: Giacomo Puccini
by artist: James Conlon
by artist: Barbara Hendricks
by artist: José Carreras
by artist: Orchestre National De France
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 30
isrc code: FRZ208701405
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:08:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe72529187322b0b27f1ca1d6d182d9c0407c9f53777cd05a8825fe9fdc1803a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701405
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe72529187322b0b27f1ca1d6d182d9c0407c9f53777cd05a8825fe9fdc1803a3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701405 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.602
  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: 0.168
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.842
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.057
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.79
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Gianni Schicchi, Act 1: "O mio babbino caro" (Lauretta)
type: MusicRecording
duration: PT2M31S
duration ms: 151693
explicit: false
by artist: Giacomo Puccini
by artist: Cristina Gallardo-Domas
by artist: Maurizio Barbacini
by artist: Das Münchner Rundfunkorchester
by artist: Munich Radio Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 31
isrc code: DEA800028800
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:48:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9773b49bb3c093261121278051514676eb34a6838b7b28eb960cafc7f0092fa7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800028800
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9773b49bb3c093261121278051514676eb34a6838b7b28eb960cafc7f0092fa7. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800028800 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: Gianni Schicchi, Act 1: "O mio babbino caro" (Lauretta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.629
  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: 0.251
  additional property: Energy
    type: PropertyValue
    value: 0.14
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.077
  additional property: Liveness
    type: PropertyValue
    value: 0.181
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.36
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Catalani: La Wally, Act 1: "Ebben, ne andrò lontana" (Wally)
type: MusicRecording
duration: PT3M43S
duration ms: 223386
explicit: false
by artist: Alfredo Catalani
by artist: Cristina Gallardo-Domas
by artist: Maurizio Barbacini
by artist: Das Münchner Rundfunkorchester
by artist: Munich Radio Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 29
genre: opera
isrc code: DEA800027700
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:14:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x71415bd52c9ac0a2a357af98806e267b723b1827b2b86e53008b0bcd84e8d225
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800027700
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71415bd52c9ac0a2a357af98806e267b723b1827b2b86e53008b0bcd84e8d225. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800027700 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Catalani: La Wally, Act 1: "Ebben, ne andrò lontana" (Wally)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.841
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.276
  additional property: Energy
    type: PropertyValue
    value: 0.139
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.044
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.201
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Offenbach: Les contes d'Hoffman, Act 4: Barcarolle - "Belle nuit, ô nuit d'amour" (Giulietta, Niklausse)
type: MusicRecording
duration: PT2M31S
duration ms: 151759
explicit: false
by artist: Jacques Offenbach
by artist: Jennifer Larmore
by artist: Hei-Kyung Hong
by artist: Jesús López-Cobos
by artist: Munich Radio Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 35
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: DEA809809001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:56:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x433cdbd959a88dc9658d36c95320f03a7b0776743c528513549f04f85bcb60d2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809809001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x433cdbd959a88dc9658d36c95320f03a7b0776743c528513549f04f85bcb60d2. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809809001 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Offenbach: Les contes d'Hoffman, Act 4: Barcarolle - "Belle nuit, ô nuit d'amour" (Giulietta, Niklausse)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.147
  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: 0.309
  additional property: Energy
    type: PropertyValue
    value: 0.154
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.987
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bizet: Carmen, WD 31, Act 2: "La fleur que tu m'avais jetée" (Don José)
type: MusicRecording
duration: PT4M4S
duration ms: 244253
explicit: false
by artist: Georges Bizet
by artist: Lorin Maazel
by artist: Orchestre National De France
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 28
genre: classical
genre: opera
isrc code: FRZ208211333
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:21:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaa6fc445a116d92d211e562603b99d49e37863ef21573ea0d6096b8cbc769a2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208211333
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-06-13T13:32:09Z
audio: Bizet: Carmen, WD 31, Act 2: "La fleur que tu m'avais jetée" (Don José)
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Puccini: Turandot, Act 1: "Signore ascolta!" (Liù)
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duration: PT2M42S
duration ms: 162639
explicit: false
by artist: Giacomo Puccini
by artist: Kiri Te Kanawa
by artist: Kent Nagano
by artist: Orchestre de l'Opéra de Lyon
in album: 40 Most Beautiful Arias
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popularity: 30
isrc code: FRZ209632100
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Puccini: Turandot, Act 1: "Signore ascolta!" (Liù)
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Verdi: La traviata, Act 1: "Un dì felice" (Alfredo, Violetta, Gastone)
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duration: PT3M9S
duration ms: 189239
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by artist: Giuseppe Verdi
by artist: Carlo Rizzi
by artist: Edita Gruberova
by artist: London Symphony Orchestra
by artist: Neil Shicoff
in album: 40 Most Beautiful Arias
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  date published: 2008-11-06
popularity: 28
genre: classical
genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Verdi: La traviata, Act 1: "Un dì felice" (Alfredo, Violetta, Gastone)
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Delibes: Lakmé, Act 1: Flower Duet - "Dôme épais le jasmin" (Lakmé, Mallika)
type: MusicRecording
duration: PT4M38S
duration ms: 278986
explicit: false
by artist: Léo Delibes
by artist: Jennifer Larmore
by artist: Hei-Kyung Hong
by artist: Jesús López-Cobos
by artist: Munich Radio Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 33
genre: classical
isrc code: DEA809809003
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
audio: Delibes: Lakmé, Act 1: Flower Duet - "Dôme épais le jasmin" (Lakmé, Mallika)
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Mozart: Le nozze di Figaro, Act 2: "Porgi amor qualche ristoro" (La Contessa)
type: MusicRecording
duration: PT4M3S
duration ms: 243933
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Lella Cuberli
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 28
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ209000423
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Mozart: Le nozze di Figaro, Act 2: "Porgi amor qualche ristoro" (La Contessa)
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Mozart: Don Giovanni, K. 527, Act 1: "Dalla sua pace" (Don Ottavio)
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duration: PT4M42S
duration ms: 282573
explicit: false
by artist: Wolfgang Amadeus Mozart
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by artist: Hans Peter Blochwitz
by artist: Royal Concertgebouw Orchestra
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  date published: 2008-11-06
popularity: 28
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEA808800126
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-06-13T13:32:09Z
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Rossini: Il barbiere di Siviglia, Act 1, No. 5: Una voce poco fa
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duration: PT5M33S
duration ms: 333853
explicit: false
by artist: Gioachino Rossini
by artist: Jesús López-Cobos
by artist: Orchestre de Chambre de Lausanne
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  date published: 2008-11-06
popularity: 27
genre: classical
genre: opera
isrc code: DEA809206411
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-06-13T13:32:09Z
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Handel: Rinaldo, HWV 7, Act 2: Aria. "Lascia ch'io pianga" (Almirena)
type: MusicRecording
duration: PT4M34S
duration ms: 274973
explicit: false
by artist: George Frideric Handel
by artist: Claudio Scimone
by artist: I Solisti Veneti
by artist: Marilyn Horne
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 28
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
genre: choral
isrc code: FRZ208203771
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:13:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1488f88cc4235eb440654e5bfc533fd1a6a06659c455b1745e27062ba4ec6622
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208203771
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1488f88cc4235eb440654e5bfc533fd1a6a06659c455b1745e27062ba4ec6622. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208203771 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Handel: Rinaldo, HWV 7, Act 2: Aria. "Lascia ch'io pianga" (Almirena)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.492
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  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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    type: PropertyValue
    value: Major

Gluck: Orphée et Eurydice, Act 3: "J'ai perdu mon Eurydice" (Orphée)
type: MusicRecording
duration: PT4M22S
duration ms: 262706
explicit: false
by artist: Christoph Willibald Gluck
by artist: Susan Graham
by artist: Harry Bicket
by artist: Orchestra of the Age of Enlightenment
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 27
genre: classical
genre: opera
isrc code: FRZ200004310
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:43:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd7b33830e042d7e982c3dae9107b431e3dea16052223bcba066f775ca10711a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200004310
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd7b33830e042d7e982c3dae9107b431e3dea16052223bcba066f775ca10711a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200004310 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Gluck: Orphée et Eurydice, Act 3: "J'ai perdu mon Eurydice" (Orphée)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.671
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.316
  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.042
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.227
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Verdi: Aïda, Act 1: "Celeste Aïda" (Radames)
type: MusicRecording
duration: PT4M42S
duration ms: 282493
explicit: false
by artist: Giuseppe Verdi
by artist: Plácido Domingo
by artist: Nello Santi
by artist: Berlin Deutsche Oper Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 28
genre: classical
genre: opera
isrc code: DEA806899009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:11:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x114f6198199e29837090ed52601c6229ee6b6048a4607cec0b7f430c2d3983cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA806899009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x114f6198199e29837090ed52601c6229ee6b6048a4607cec0b7f430c2d3983cc. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA806899009 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Verdi: Aïda, Act 1: "Celeste Aïda" (Radames)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.967
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.058
  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.501
  additional property: Key Name
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    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, Act 2: "Deh vieni alla fenestra" (Don Giovanni)
type: MusicRecording
duration: PT2M16S
duration ms: 136626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bryn Terfel
by artist: Sir Georg Solti
by artist: London Philharmonic Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 26
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBF079643436
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:43:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x41f9249c8cb7fb20d2a9171f6d7714713b70619077807b9586b809bd46178a9a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079643436
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41f9249c8cb7fb20d2a9171f6d7714713b70619077807b9586b809bd46178a9a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079643436 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Mozart: Don Giovanni, Act 2: "Deh vieni alla fenestra" (Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.138
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.32
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.805
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.012
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.172
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La rondine, Act 1: "Chi il bel sogno di Doretta" (Magda)
type: MusicRecording
duration: PT2M58S
duration ms: 178013
explicit: false
by artist: Giacomo Puccini
by artist: Kiri Te Kanawa
by artist: Kent Nagano
by artist: Orchestre de l'Opéra de Lyon
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 26
isrc code: FRZ209631700
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:09:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee534265a14ba9c076d360fda333c058632d621280cef87b9f50c9ae51067a62
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209631700
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee534265a14ba9c076d360fda333c058632d621280cef87b9f50c9ae51067a62. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209631700 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Puccini: La rondine, Act 1: "Chi il bel sogno di Doretta" (Magda)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 164.426
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.233
  additional property: Energy
    type: PropertyValue
    value: 0.212
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.874
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Giordano: Fedora, Act 2: "Amor ti vieta di non amar" (Loris)
type: MusicRecording
duration: PT2M11S
duration ms: 131519
explicit: false
by artist: Umberto Giordano
by artist: Plácido Domingo
by artist: Nello Santi
by artist: Orchestra of the Deutsche Oper Berlin
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 30
genre: opera
isrc code: DEA806801400
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:09:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4e47c7f60e244bf81122d3ba8da42001ffe7a18841a5c673e311edb3123972d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA806801400
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4e47c7f60e244bf81122d3ba8da42001ffe7a18841a5c673e311edb3123972d. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA806801400 — a six-check JSON result.
  date published: 2026-06-13T12:53:06Z
audio: Giordano: Fedora, Act 2: "Amor ti vieta di non amar" (Loris)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.778
  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: 0.164
  additional property: Energy
    type: PropertyValue
    value: 0.359
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.24
  additional property: Liveness
    type: PropertyValue
    value: 0.139
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.063
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Lehár: Die lustige Witwe, Act 2: Vilja-Lied. "Es lebt' eine Vilja, ein Waldmägdelein" (Hanna)
type: MusicRecording
duration: PT4M53S
duration ms: 293919
explicit: false
by artist: Franz Lehár
by artist: Karita Mattila
by artist: Yutaka Sado
by artist: London Philharmonic Orchestra
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 26
genre: opera
isrc code: FRZ200010410
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:37:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x71a1bf2304df1f299572968727b4f8e47a2e132d341bdd701a0f53f27b5420b4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200010410
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Lehár: Die lustige Witwe, Act 2: Vilja-Lied. "Es lebt' eine Vilja, ein Waldmägdelein" (Hanna)
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Puccini: Tosca, Act 3: "E lucevan le stelle" (Cavaradossi)
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by artist: Zubin Mehta
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  date published: 2026-06-13T12:53:06Z
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Verdi: Otello, Act 4: "Ave Maria" (Desdemona)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Wagner: Tristan und Isolde, Act 3: Liebestod. "Mild und leise wie er lächelt" (Isolde)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Beethoven: Symphonies Nos. 1 - 9
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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track: Beethoven: Symphony No. 1 in C Major, Op. 21: II. Andante cantabile con moto
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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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track: Beethoven: Symphony No. 1 in C Major, Op. 21: III. Menuetto. Allegro molto e vivace
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  audio: Beethoven: Symphony No. 1 in C Major, Op. 21: III. Menuetto. Allegro molto e vivace
track: Beethoven: Symphony No. 1 in C Major, Op. 21: IV. Adagio - Allegro molto e vivace
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
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track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
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track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
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track: Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
track: Beethoven: Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
track: Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
track: Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
track: Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
track: Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
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track: Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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track: Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
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track: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
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track: Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
track: Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
track: Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
track: Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Molto vivace - Presto
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": III. Adagio molto e cantabile - Andante moderato
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy)

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value: https://explorer.copyrightchains.com/tx/0x71d41f76bf5445cd3177528b89a2b7a0cd9e53f450f18f6a2d3da42fad83f492

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OTSBitcoinBlock
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value: 956302

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956302

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105803

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:30:09Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71d41f76bf5445cd3177528b89a2b7a0cd9e53f450f18f6a2d3da42fad83f492. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105803 — a six-check JSON result.
date published: 2026-07-02T03:30:09Z

Beethoven: Symphony No. 1 in C Major, Op. 21: III. Menuetto. Allegro molto e vivace
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additional property: Tempo (BPM)
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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: 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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Beethoven: Symphony No. 1 in C Major, Op. 21: IV. Adagio - Allegro molto e vivace
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duration: PT5M38S
duration ms: 338960
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809105804
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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  value: 2026-06-21T21:13:06+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x74b3e64b17a9d7f8e49623b135a3bef24575da5cde400436ccbbe4bb89cc3e58
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/DEA809105804
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74b3e64b17a9d7f8e49623b135a3bef24575da5cde400436ccbbe4bb89cc3e58. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105804 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 1 in C Major, Op. 21: IV. Adagio - Allegro molto e vivace
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
type: MusicRecording
duration: PT16M2S
duration ms: 962066
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809105901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105901
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08e01043c8c13e0f46038b145346359f78e59fbe5665d4ad79fb2352a205a0ee. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105901 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
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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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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
type: MusicRecording
duration: PT14M37S
duration ms: 877973
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809105902
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105902
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00fa5bab07112fd67d98e5eca4addab8461e9572389d569f1fe11f8cbb993111. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105902 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace
type: MusicRecording
duration: PT5M40S
duration ms: 340933
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809105903
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/DEA809105903
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c28aaaf3b2786cb8f7e641e7991f9c077e08ab07cd28e73ac798246062a2e48. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105903 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": IV. Finale. Allegro molto
type: MusicRecording
duration: PT11M30S
duration ms: 690960
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809105904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe21606cc24a4b75cb23cd9569285db5de1c378014c5c66a9bdba03df00f599cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/DEA809105904
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe21606cc24a4b75cb23cd9569285db5de1c378014c5c66a9bdba03df00f599cc. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105904 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": IV. Finale. Allegro molto
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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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    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: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
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duration: PT13M20S
duration ms: 800200
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106101
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x87a42b92a5322a4a4c832d5a5f653760dca712c093fca963ca4e07911143376a
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106101
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": II. Scene am Bach. Andante molto moto
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duration ms: 728640
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by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
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genre: classical
genre: classical-piano
genre: chamber-music
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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: 2026-07-02T03:30:09Z
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": III. Lustiges Zusammensein der Landleute. Allegro
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duration: PT5M11S
duration ms: 311093
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by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
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genre: classical
genre: classical-piano
genre: chamber-music
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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: 2026-07-02T03:30:09Z
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
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duration: PT3M51S
duration ms: 231266
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by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
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by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
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Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
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duration: PT9M31S
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explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
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genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106201
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T05:09:12Z
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Beethoven: Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
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duration: PT3M53S
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by artist: Chamber Orchestra of Europe
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x921d25906e8ad1669810c84af871b2e96e21f99fa90fb912058d8400f78c4015. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106202 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
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Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
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by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:27:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd671cc34cc77ca5e88ed032484a6cffdec8b58399a7d19ae7bcd41033e9b2fd2
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/DEA809106203
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd671cc34cc77ca5e88ed032484a6cffdec8b58399a7d19ae7bcd41033e9b2fd2. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106203 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.186
  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: 0.29
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.776
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.179
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.002
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
type: MusicRecording
duration: PT7M27S
duration ms: 447666
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:14:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x908499e8b3f8a2164abaafb9ad81374b4a61a6dce90056ce8542273276b7363c
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/DEA809106204
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x908499e8b3f8a2164abaafb9ad81374b4a61a6dce90056ce8542273276b7363c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106204 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.803
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.349
  additional property: Energy
    type: PropertyValue
    value: 0.142
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.933
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.743
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.173
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.136
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
type: MusicRecording
duration: PT12M41S
duration ms: 761520
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:12:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x793ce6b5ae0158d45affe761851082a0d5a7dc7fa38755ddec42759d6202a6b5
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/DEA809106301
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x793ce6b5ae0158d45affe761851082a0d5a7dc7fa38755ddec42759d6202a6b5. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106301 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.343
  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: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.849
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.398
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
type: MusicRecording
duration: PT10M36S
duration ms: 636226
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106302
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:43:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x132bec6a53c1a47fe02cfa6eab0661c43e219931d5abb791bfac8dcfb6417e3e
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/DEA809106302
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x132bec6a53c1a47fe02cfa6eab0661c43e219931d5abb791bfac8dcfb6417e3e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106302 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.22
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.016
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.587
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.041
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.813
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 2 in D Major, Op. 36: III. Scherzo. Allegro
type: MusicRecording
duration: PT4M21S
duration ms: 261600
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106303
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:09:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x286068e3192dc1257513f98a03cfa9df467cf08722b2b31344dbcb39340a5832
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106303
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x286068e3192dc1257513f98a03cfa9df467cf08722b2b31344dbcb39340a5832. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106303 — a six-check JSON result.
  date published: 2026-07-13T07:53:33Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: III. Scherzo. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 155.137
  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: 0.336
  additional property: Energy
    type: PropertyValue
    value: 0.07
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.185
  additional property: Liveness
    type: PropertyValue
    value: 0.296
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.462
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.662
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto
type: MusicRecording
duration: PT6M8S
duration ms: 368533
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106304
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:28:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x037084e9846460aadbe637a25438c925bf734fd6d4b7d45e82bc0930174a0a5d
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/DEA809106304
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x037084e9846460aadbe637a25438c925bf734fd6d4b7d45e82bc0930174a0a5d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106304 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.846
  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: 0.327
  additional property: Energy
    type: PropertyValue
    value: 0.126
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.774
  additional property: Liveness
    type: PropertyValue
    value: 0.263
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.275
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.038
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
type: MusicRecording
duration: PT7M20S
duration ms: 440133
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106401
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:08:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b941624534c16b7fb487a12bd5d7035ed53bbd313025b8a6bc6f94276579186
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/DEA809106401
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b941624534c16b7fb487a12bd5d7035ed53bbd313025b8a6bc6f94276579186. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106401 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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Beethoven: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
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duration: PT10M0S
duration ms: 600106
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106402
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
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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/DEA809106402
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x375fdc0afbb274c54cdfa74ccf3fd7a54a9df2740cd2c7343d7d6640b0e03339. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106402 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
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Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
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duration: PT8M22S
duration ms: 502400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106403
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106403
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dca52b52719a24d894c404b9670a0764f9449ef2e706777aa1cf2274b642558. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106403 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
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Beethoven: Symphony No. 5 in C Minor, Op. 67: IV. Allegro - Presto
type: MusicRecording
duration: PT10M57S
duration ms: 657466
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106404
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106404
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe28a1dc3aaafbee2f7ab5948184fb0afc32dc11e441ff16bb2bee63750ed9049. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106404 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: IV. Allegro - Presto
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Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
type: MusicRecording
duration: PT12M26S
duration ms: 746400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106501
additional property: CopyrightID
additional property: CopyrightStatus
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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
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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/DEA809106501
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdca67bd59240411f232b1c39d9b0eec61722b4dfd0076f4be246e76483e953e2. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106501 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
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  additional property: Valence (Positivity)
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Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: II. Adagio
type: MusicRecording
duration: PT9M25S
duration ms: 565040
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106502
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/DEA809106502
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ba6f163d028bc2233638a47088e1696b1cb3e7dbeb1dd9bcaa5cf671bacd2ac. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106502 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: II. Adagio
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  additional property: Acousticness
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Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: III. Menuetto. Allegro vivace
type: MusicRecording
duration: PT5M46S
duration ms: 346400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106503
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/957820
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106503
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:54:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05b56a38c92e65419b57adf3d14e501357b9a69a91382017929863ca3e5330f0. Chain 2 (Bitcoin): anchored in block 957820 (2026-07-13T07:54:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106503 — a six-check JSON result.
  date published: 2026-07-13T07:54:01Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: III. Menuetto. Allegro vivace
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  additional property: Valence (Positivity)
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Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: IV. Allegro ma non troppo
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duration: PT6M50S
duration ms: 410826
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by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106504
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:20:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9020f39f5a70c7a3db992691f51c3fd5ff5b19ffbd6bd9c785627c84b0f3f026
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/DEA809106504
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9020f39f5a70c7a3db992691f51c3fd5ff5b19ffbd6bd9c785627c84b0f3f026. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106504 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: IV. Allegro ma non troppo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.672
  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: 0.342
  additional property: Energy
    type: PropertyValue
    value: 0.223
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.882
  additional property: Liveness
    type: PropertyValue
    value: 0.197
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.317
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.931
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
type: MusicRecording
duration: PT14M11S
duration ms: 851000
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T19:13:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb00b4a7dd7a8adc23f8342b44b83eda01e817ac966f42250057220b6e24e5e9f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/DEA809106601
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb00b4a7dd7a8adc23f8342b44b83eda01e817ac966f42250057220b6e24e5e9f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106601 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.71
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.137
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.927
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.767
  additional property: Liveness
    type: PropertyValue
    value: 0.327
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.083
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.548
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
type: MusicRecording
duration: PT8M11S
duration ms: 491733
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:01:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cc1ee95ae5be549afb5c0a3c510a640e4b53dc16f06d93168b2e87f24176ca6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106602
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc1ee95ae5be549afb5c0a3c510a640e4b53dc16f06d93168b2e87f24176ca6. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106602 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.255
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.17
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.67
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.425
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
type: MusicRecording
duration: PT9M30S
duration ms: 570293
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:27:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x19ca7738f7703ff5fca5265ae7741ccc73b971c454b0253a1711a8984b9877fa
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/DEA809106603
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19ca7738f7703ff5fca5265ae7741ccc73b971c454b0253a1711a8984b9877fa. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106603 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.568
  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: 0.284
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.779
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.146
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.32
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
type: MusicRecording
duration: PT8M24S
duration ms: 504493
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:13:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b495c701169c4f2ef05672726e8e7d4a0b0bd733ed8e8db85d67eb49cde98f6
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/DEA809106604
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b495c701169c4f2ef05672726e8e7d4a0b0bd733ed8e8db85d67eb49cde98f6. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106604 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.424
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.385
  additional property: Energy
    type: PropertyValue
    value: 0.252
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.834
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.939
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.213
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.758
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
type: MusicRecording
duration: PT15M2S
duration ms: 902066
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:12:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78406205eec4411bb30be7d65ee92de56197cb47c0b82515650273b04dfecf33
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/DEA809106001
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78406205eec4411bb30be7d65ee92de56197cb47c0b82515650273b04dfecf33. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106001 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.306
  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: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.897
  additional property: Liveness
    type: PropertyValue
    value: 0.065
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.053
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Molto vivace - Presto
type: MusicRecording
duration: PT13M42S
duration ms: 822306
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Beethoven: Symphonies Nos. 1 - 9
  type: MusicAlbum
  date published: 1991-06-01
popularity: 47
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:34:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x09bd77ba39c3dce54b855bb181729de41172a429a440b40dcd4d3581fbbcd875
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106002
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09bd77ba39c3dce54b855bb181729de41172a429a440b40dcd4d3581fbbcd875. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106002 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Molto vivace - Presto
  type: AudioObject
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": III. Adagio molto e cantabile - Andante moderato
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by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
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genre: classical
genre: classical-piano
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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: 2026-07-02T03:30:09Z
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy)
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by artist: Nikolaus Harnoncourt
by artist: Arnold Schoenberg Chor
by artist: Birgit Remmert
by artist: Charlotte Margiono
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by artist: Rudolf Schasching
by artist: Chamber Orchestra of Europe
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popularity: 32
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
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Schubert: Alfonso und Estrella, D. 732
type: MusicAlbum
date published: 2015-06-05

Nikolaus Harnoncourt Conducts Sacred Masterworks
type: MusicAlbum
date published: 2004
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    date published: 2004
  popularity: 2
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  genre: early-music
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  genre: chamber-music
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Weihnachtsoratorium, BWV 248: Part II: For the Second Day of Christmas: 10. Sinfonia
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T15:20:15Z
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Harnoncourt - The Complete Beethoven Recordings
type: MusicAlbum
date published: 2006
track: Beethoven: Symphony No. 1 in C Major, Op. 21: I. Adagio molto - Allegro con brio
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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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
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  audio: Beethoven: Symphony No. 1 in C Major, Op. 21: III. Menuetto. Allegro molto e vivace
track: Beethoven: Symphony No. 1 in C Major, Op. 21: IV. Adagio - Allegro molto e vivace
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace
track: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": IV. Finale. Allegro molto
track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": II. Scene am Bach. Andante molto moto
track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": III. Lustiges Zusammensein der Landleute. Allegro
track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
track: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
track: Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
track: Beethoven: Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
track: Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
track: Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
track: Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
track: Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
track: Beethoven: Symphony No. 2 in D Major, Op. 36: III. Scherzo. Allegro
track: Beethoven: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto
track: Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
track: Beethoven: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
track: Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
track: Beethoven: Symphony No. 5 in C Minor, Op. 67: IV. Allegro - Presto
track: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
track: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: II. Adagio
track: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: III. Menuetto. Allegro vivace
track: Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
track: Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
track: Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
track: Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Molto vivace - Presto
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": III. Adagio molto e cantabile - Andante moderato
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy)
track: Beethoven: Piano Concerto No. 2 in B-Flat Major, Op. 19: I. Allegro con brio
track: Beethoven: Piano Concerto No. 1 in C Major, Op. 15: I. Allegro con brio
track: Beethoven: Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro con brio
track: Beethoven: Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro
track: Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro

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date published: 2026-07-08T03:20:19Z

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Beethoven: Symphony No. 1 in C Major, Op. 21: IV. Adagio - Allegro molto e vivace
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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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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
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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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  date published: 2026-07-02T03:55:08Z
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": IV. Finale. Allegro molto
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe21606cc24a4b75cb23cd9569285db5de1c378014c5c66a9bdba03df00f599cc. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809105904 — a six-check JSON result.
  date published: 2026-07-06T01:25:57Z
audio: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": IV. Finale. Allegro molto
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  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.589
  additional property: Liveness
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    value: 0.265
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.167
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.183
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  additional property: Mode Name
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
type: MusicRecording
duration: PT13M20S
duration ms: 800200
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 3
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106101
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:45:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x87a42b92a5322a4a4c832d5a5f653760dca712c093fca963ca4e07911143376a
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/DEA809106101
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87a42b92a5322a4a4c832d5a5f653760dca712c093fca963ca4e07911143376a. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106101 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
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    value: 119.218
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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    value: 1
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    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.233
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
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    value: 0.924
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.053
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.078
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.582
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": II. Scene am Bach. Andante molto moto
type: MusicRecording
duration: PT12M8S
duration ms: 728640
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106102
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:12:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9c89eabeadc975a5e8cda2ebb44c41c3f5ca622360738a20eb733241250bf5ab
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/DEA809106102
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c89eabeadc975a5e8cda2ebb44c41c3f5ca622360738a20eb733241250bf5ab. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106102 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": II. Scene am Bach. Andante molto moto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.668
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.172
  additional property: Energy
    type: PropertyValue
    value: 0.036
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.503
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.948
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": III. Lustiges Zusammensein der Landleute. Allegro
type: MusicRecording
duration: PT5M11S
duration ms: 311093
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:23:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf83b7927cf913a9c5f68f3c6c638138d91895f693222534aceea528dd13bcb2b
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/DEA809106103
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83b7927cf913a9c5f68f3c6c638138d91895f693222534aceea528dd13bcb2b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106103 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": III. Lustiges Zusammensein der Landleute. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.547
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.315
  additional property: Energy
    type: PropertyValue
    value: 0.055
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.19
  additional property: Liveness
    type: PropertyValue
    value: 0.323
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.328
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.644
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
type: MusicRecording
duration: PT3M51S
duration ms: 231266
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T00:11:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8adf5a706d2ee14be2d49a29efb7d6712c86b656460072142f73fb3ec4b791e9
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/DEA809106104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8adf5a706d2ee14be2d49a29efb7d6712c86b656460072142f73fb3ec4b791e9. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106104 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": IV. Gewitter. Sturm. Allegro -
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 90.848
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.13
  additional property: Energy
    type: PropertyValue
    value: 0.122
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.823
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.08
  additional property: Liveness
    type: PropertyValue
    value: 0.388
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.249
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
type: MusicRecording
duration: PT9M56S
duration ms: 596706
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:23:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b2a07cdcd0743a1e005a0398ece19df76a592a95e904d893cfe203c287ac77a
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/DEA809106105
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b2a07cdcd0743a1e005a0398ece19df76a592a95e904d893cfe203c287ac77a. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106105 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.472
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.113
  additional property: Energy
    type: PropertyValue
    value: 0.049
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.814
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.047
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.706
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
type: MusicRecording
duration: PT9M31S
duration ms: 571933
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106201
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:38:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9733fbc2da65d572ba8be1e1972f81ca7731d1c143f831187993ac7ea980a7c4
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/DEA809106201
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9733fbc2da65d572ba8be1e1972f81ca7731d1c143f831187993ac7ea980a7c4. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106201 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.619
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.322
  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Beethoven: Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
type: MusicRecording
duration: PT3M53S
duration ms: 233626
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106202
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106202
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x921d25906e8ad1669810c84af871b2e96e21f99fa90fb912058d8400f78c4015. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106202 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: II. Allegretto scherzando
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Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
type: MusicRecording
duration: PT5M54S
duration ms: 354866
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106203
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd671cc34cc77ca5e88ed032484a6cffdec8b58399a7d19ae7bcd41033e9b2fd2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106203 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
  type: AudioObject
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
type: MusicRecording
duration: PT7M27S
duration ms: 447666
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:14:08+00:00
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/DEA809106204
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x908499e8b3f8a2164abaafb9ad81374b4a61a6dce90056ce8542273276b7363c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106204 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 8 in F Major, Op. 93: IV. Allegro vivace
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
type: MusicRecording
duration: PT12M41S
duration ms: 761520
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:12:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x793ce6b5ae0158d45affe761851082a0d5a7dc7fa38755ddec42759d6202a6b5
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/DEA809106301
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x793ce6b5ae0158d45affe761851082a0d5a7dc7fa38755ddec42759d6202a6b5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106301 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: I. Adagio - Allegro con brio
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.398
  additional property: Key Name
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  additional property: Mode Name
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Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
type: MusicRecording
duration: PT10M36S
duration ms: 636226
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106302
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
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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/DEA809106302
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x132bec6a53c1a47fe02cfa6eab0661c43e219931d5abb791bfac8dcfb6417e3e. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106302 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: II. Larghetto
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  additional property: Mode (Major/Minor)
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    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
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.587
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.041
  additional property: Loudness (dB)
    type: PropertyValue
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Beethoven: Symphony No. 2 in D Major, Op. 36: III. Scherzo. Allegro
type: MusicRecording
duration: PT4M21S
duration ms: 261600
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106303
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
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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/DEA809106303
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x286068e3192dc1257513f98a03cfa9df467cf08722b2b31344dbcb39340a5832. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106303 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: III. Scherzo. Allegro
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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
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  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
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Mode Name
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Beethoven: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto
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duration: PT6M8S
duration ms: 368533
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106304
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
  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/DEA809106304
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x037084e9846460aadbe637a25438c925bf734fd6d4b7d45e82bc0930174a0a5d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106304 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.846
  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: 0.327
  additional property: Energy
    type: PropertyValue
    value: 0.126
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.774
  additional property: Liveness
    type: PropertyValue
    value: 0.263
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.275
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.038
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
type: MusicRecording
duration: PT7M20S
duration ms: 440133
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 3
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106401
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:08:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b941624534c16b7fb487a12bd5d7035ed53bbd313025b8a6bc6f94276579186
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/DEA809106401
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b941624534c16b7fb487a12bd5d7035ed53bbd313025b8a6bc6f94276579186. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106401 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.92
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.376
  additional property: Energy
    type: PropertyValue
    value: 0.205
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.908
  additional property: Liveness
    type: PropertyValue
    value: 0.054
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.151
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.444
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Beethoven: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
type: MusicRecording
duration: PT10M0S
duration ms: 600106
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T00:41:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x375fdc0afbb274c54cdfa74ccf3fd7a54a9df2740cd2c7343d7d6640b0e03339
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/DEA809106402
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x375fdc0afbb274c54cdfa74ccf3fd7a54a9df2740cd2c7343d7d6640b0e03339. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106402 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.988
  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: 0.138
  additional property: Energy
    type: PropertyValue
    value: 0.022
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.291
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.398
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
type: MusicRecording
duration: PT8M22S
duration ms: 502400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:13:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2dca52b52719a24d894c404b9670a0764f9449ef2e706777aa1cf2274b642558
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dca52b52719a24d894c404b9670a0764f9449ef2e706777aa1cf2274b642558. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106403 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: III. Allegro -
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.392
  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: 0.263
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.768
  additional property: Liveness
    type: PropertyValue
    value: 0.58
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.173
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.018
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 5 in C Minor, Op. 67: IV. Allegro - Presto
type: MusicRecording
duration: PT10M57S
duration ms: 657466
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:13:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe28a1dc3aaafbee2f7ab5948184fb0afc32dc11e441ff16bb2bee63750ed9049
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/DEA809106404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe28a1dc3aaafbee2f7ab5948184fb0afc32dc11e441ff16bb2bee63750ed9049. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106404 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 5 in C Minor, Op. 67: IV. Allegro - Presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.89
  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: 0.31
  additional property: Energy
    type: PropertyValue
    value: 0.232
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.922
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.823
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.256
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.664
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
type: MusicRecording
duration: PT12M26S
duration ms: 746400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:27:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdca67bd59240411f232b1c39d9b0eec61722b4dfd0076f4be246e76483e953e2
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/DEA809106501
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdca67bd59240411f232b1c39d9b0eec61722b4dfd0076f4be246e76483e953e2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106501 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: I. Adagio - Allegro vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.883
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.296
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.926
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.16
  additional property: Liveness
    type: PropertyValue
    value: 0.149
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.119
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.511
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: II. Adagio
type: MusicRecording
duration: PT9M25S
duration ms: 565040
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106502
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:39:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ba6f163d028bc2233638a47088e1696b1cb3e7dbeb1dd9bcaa5cf671bacd2ac
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/DEA809106502
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ba6f163d028bc2233638a47088e1696b1cb3e7dbeb1dd9bcaa5cf671bacd2ac. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106502 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.738
  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: 0.18
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.442
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.702
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: III. Menuetto. Allegro vivace
type: MusicRecording
duration: PT5M46S
duration ms: 346400
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106503
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:13:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05b56a38c92e65419b57adf3d14e501357b9a69a91382017929863ca3e5330f0
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/DEA809106503
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05b56a38c92e65419b57adf3d14e501357b9a69a91382017929863ca3e5330f0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106503 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 4 in B-Flat Major, Op. 60: III. Menuetto. Allegro vivace
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 143.456
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
    value: 5
  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
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
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    value: 0.886
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.152
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.521
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
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Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
type: MusicRecording
duration: PT14M11S
duration ms: 851000
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T19:13:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb00b4a7dd7a8adc23f8342b44b83eda01e817ac966f42250057220b6e24e5e9f
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/DEA809106601
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb00b4a7dd7a8adc23f8342b44b83eda01e817ac966f42250057220b6e24e5e9f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106601 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.71
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.137
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.927
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.767
  additional property: Liveness
    type: PropertyValue
    value: 0.327
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.083
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.548
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
type: MusicRecording
duration: PT8M11S
duration ms: 491733
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 3
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:01:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cc1ee95ae5be549afb5c0a3c510a640e4b53dc16f06d93168b2e87f24176ca6
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/DEA809106602
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc1ee95ae5be549afb5c0a3c510a640e4b53dc16f06d93168b2e87f24176ca6. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106602 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.255
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.17
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.67
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.425
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
type: MusicRecording
duration: PT9M30S
duration ms: 570293
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:27:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x19ca7738f7703ff5fca5265ae7741ccc73b971c454b0253a1711a8984b9877fa
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/DEA809106603
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19ca7738f7703ff5fca5265ae7741ccc73b971c454b0253a1711a8984b9877fa. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106603 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: III. Presto - Assai meno presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.568
  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: 0.284
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.779
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.146
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.32
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
type: MusicRecording
duration: PT8M24S
duration ms: 504493
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:13:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b495c701169c4f2ef05672726e8e7d4a0b0bd733ed8e8db85d67eb49cde98f6
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/DEA809106604
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b495c701169c4f2ef05672726e8e7d4a0b0bd733ed8e8db85d67eb49cde98f6. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106604 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 7 in A Major, Op. 92: IV. Allegro con brio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.424
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.385
  additional property: Energy
    type: PropertyValue
    value: 0.252
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.834
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.939
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.213
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.758
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
type: MusicRecording
duration: PT15M2S
duration ms: 902066
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 5
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:12:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78406205eec4411bb30be7d65ee92de56197cb47c0b82515650273b04dfecf33
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/DEA809106001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78406205eec4411bb30be7d65ee92de56197cb47c0b82515650273b04dfecf33. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809106001 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": I. Allegro ma non troppo, un poco maestoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.306
  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: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.897
  additional property: Liveness
    type: PropertyValue
    value: 0.065
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.053
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Molto vivace - Presto
type: MusicRecording
duration: PT13M42S
duration ms: 822306
explicit: false
by artist: Ludwig van Beethoven
by artist: Nikolaus Harnoncourt
by artist: Chamber Orchestra of Europe
in album: Harnoncourt - The Complete Beethoven Recordings
  type: MusicAlbum
  date published: 2006
popularity: 4
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809106002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:34:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x09bd77ba39c3dce54b855bb181729de41172a429a440b40dcd4d3581fbbcd875
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/DEA809106002
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": III. Adagio molto e cantabile - Andante moderato
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  date published: 2026-07-02T03:30:09Z
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy)
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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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Beethoven: Piano Concerto No. 2 in B-Flat Major, Op. 19: I. Allegro con brio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:22:46Z
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Beethoven: Piano Concerto No. 1 in C Major, Op. 15: I. Allegro con brio
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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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Beethoven: Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro con brio
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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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Beethoven: Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro
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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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Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro
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Nikolaus Harnoncourt Conducts Mozart
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Harnoncourt conducts Haydn
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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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  subject of: OpenTimestamps Proof of Existence
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track: Missa brevis in C Major, K. 220 "Spatzenmesse": IV. Sanctus
track: Missa brevis in C Major, K. 220 "Spatzenmesse": V. Benedictus
track: Missa brevis in C Major, K. 220 "Spatzenmesse": VI. Agnus Dei

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Uwe Heilmann
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Concentus Musicus Wien
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Arnold Schönberg Choir
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Mozart "Spatzenmesse" Missa brevis in C-Dur, KV 220
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date published: 2026-07-02T03:55:08Z

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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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subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: St Matthew Passion, BWV 244, Pt. 1: No. 6, Buss und Reu (Contralto)
track: St Matthew Passion, BWV 244, Pt. 1: No. 7, Da ging hin der Zwölfen einer (Evangelist, Judas)
track: St Matthew Passion, BWV 244, Pt. 1: No. 8, Blute nur, du liebes Herz (Soprano)
track: St Matthew Passion, BWV 244, Pt. 1: No. 10, Ich bin's, ich sollte büssen (Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach (Evangelist, Jesus, Judas)
track: St Matthew Passion, BWV 244, Pt. 1: No. 12, Wiewohl mein Herz in Tränen schwimmt (Soprano)
track: St Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken (Soprano)
track: St Matthew Passion, BWV 244, Pt. 1: No. 14, Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 15, Erkenne mich, mein Hüter (Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 16, Petrus aber antwortete (Evangelist, Peter, Jesus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen (Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 18, Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 19, O Schmerz! (Tenor, Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 20, Ich will bei meinem Jesu wachen (Tenor, Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 23, Gerne will ich mich bequemen (Bass)
track: St Matthew Passion, BWV 244, Pt. 1: No. 25, Was mein Gott will (Chorus)
track: St Matthew Passion, BWV 244, Pt. 1: No. 29, O Mensch, bewein' dein Sünde gross (Chorus)
track: St Matthew Passion, BWV 244, Pt. 2: No. 42, Gebt mir meinen Jesum wieder! (Bass)

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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72cc011de3b3b80c2b459cc0a9162cbb64490f09ebd4d7c5d367fd2d46758311. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026505 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 5, Du lieber Heiland du (Contralto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.849
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.36
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.151
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.096
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.914
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St Matthew Passion, BWV 244, Pt. 1: No. 6, Buss und Reu (Contralto)
type: MusicRecording
duration: PT4M47S
duration ms: 287333
explicit: false
by artist: Johann Sebastian Bach
by artist: Bernarda Fink
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026506
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:23:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c73d63b30d512822a2ac2ecb3bd7a54477135663a19a51f560be559795d2259
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957122
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026506
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:39:04Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c73d63b30d512822a2ac2ecb3bd7a54477135663a19a51f560be559795d2259. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026506 — a six-check JSON result.
  date published: 2026-07-08T03:39:04Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 6, Buss und Reu (Contralto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.612
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.258
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.381
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St Matthew Passion, BWV 244, Pt. 1: No. 7, Da ging hin der Zwölfen einer (Evangelist, Judas)
type: MusicRecording
duration: PT0M35S
duration ms: 35066
explicit: false
by artist: Johann Sebastian Bach
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026507
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:13:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5742b7eec23d5948a8623156c42140119a0db3d06c2219badfdcedf15acc6c2f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026507
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5742b7eec23d5948a8623156c42140119a0db3d06c2219badfdcedf15acc6c2f. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026507 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 7, Da ging hin der Zwölfen einer (Evangelist, Judas)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.72
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.546
  additional property: Energy
    type: PropertyValue
    value: 0.043
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.487
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.981
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

St Matthew Passion, BWV 244, Pt. 1: No. 8, Blute nur, du liebes Herz (Soprano)
type: MusicRecording
duration: PT4M36S
duration ms: 276786
explicit: false
by artist: Johann Sebastian Bach
by artist: Dorothea Röschmann
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026508
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:22:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x21a3198ce9317a739f2dc0da18c5c232495d942de5db9602ea4e9ca93794ae68
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026508
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21a3198ce9317a739f2dc0da18c5c232495d942de5db9602ea4e9ca93794ae68. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026508 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 8, Blute nur, du liebes Herz (Soprano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.628
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.336
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.066
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.322
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St Matthew Passion, BWV 244, Pt. 1: No. 10, Ich bin's, ich sollte büssen (Chorus)
type: MusicRecording
duration: PT0M51S
duration ms: 51066
explicit: false
by artist: Johann Sebastian Bach
by artist: Arnold Schönberg Choir
by artist: Vienna Boys' Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026510
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:36:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9a9ce1ba506a9d33415f3720d2abc060f839550011b52bf017f98c7df2ea2de4
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/DEA800026510
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a9ce1ba506a9d33415f3720d2abc060f839550011b52bf017f98c7df2ea2de4. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026510 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 10, Ich bin's, ich sollte büssen (Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.17
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.228
  additional property: Energy
    type: PropertyValue
    value: 0.155
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.841
  additional property: Liveness
    type: PropertyValue
    value: 0.193
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.403
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.278
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

St Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach (Evangelist, Jesus, Judas)
type: MusicRecording
duration: PT3M6S
duration ms: 186026
explicit: false
by artist: Johann Sebastian Bach
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:21:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x847419f2cc87dc70306e4af5769661d4935bcfcb2225d891e0ffd75eb44024e5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026511
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x847419f2cc87dc70306e4af5769661d4935bcfcb2225d891e0ffd75eb44024e5. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026511 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 11, Er antwortete und sprach (Evangelist, Jesus, Judas)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.943
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.308
  additional property: Energy
    type: PropertyValue
    value: 0.079
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.918
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.646
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

St Matthew Passion, BWV 244, Pt. 1: No. 12, Wiewohl mein Herz in Tränen schwimmt (Soprano)
type: MusicRecording
duration: PT1M16S
duration ms: 76240
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026512
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:09:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20644ee9bd4f17fa2d47a4c8a4451d35284650e7a187bbb12170f9a674e0bc62
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026512
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20644ee9bd4f17fa2d47a4c8a4451d35284650e7a187bbb12170f9a674e0bc62. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026512 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 12, Wiewohl mein Herz in Tränen schwimmt (Soprano)
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St Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken (Soprano)
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duration: PT3M41S
duration ms: 221413
explicit: false
by artist: Johann Sebastian Bach
by artist: Christine Schäfer
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026513
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x516dc9dea8d672edbf46b90705cfcc03ebea966760ddaee5d396264b0bacdd39. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026513 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 13, Ich will dir mein Herze schenken (Soprano)
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St Matthew Passion, BWV 244, Pt. 1: No. 14, Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
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duration: PT1M8S
duration ms: 68826
explicit: false
by artist: Johann Sebastian Bach
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026514
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5d89724425b0b414a91bac38d3bd7618759fb2fcdad62c39f89e46b01f7bb02. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026514 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 14, Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
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St Matthew Passion, BWV 244, Pt. 1: No. 15, Erkenne mich, mein Hüter (Chorus)
type: MusicRecording
duration: PT1M3S
duration ms: 63533
explicit: false
by artist: Johann Sebastian Bach
by artist: Arnold Schönberg Choir
by artist: Vienna Boys' Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026515
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026515
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 15, Erkenne mich, mein Hüter (Chorus)
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St Matthew Passion, BWV 244, Pt. 1: No. 16, Petrus aber antwortete (Evangelist, Peter, Jesus)
type: MusicRecording
duration: PT0M57S
duration ms: 57640
explicit: false
by artist: Johann Sebastian Bach
by artist: Christoph Prégardien
by artist: Dietrich Henschel
by artist: Matthias Goerne
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026516
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/DEA800026516
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa487d4288378c9afc6c414cd0cc802f20130029fd9ad0b34fefb85e957399abc. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026516 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 16, Petrus aber antwortete (Evangelist, Peter, Jesus)
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  additional property: Danceability
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St Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen (Chorus)
type: MusicRecording
duration: PT1M0S
duration ms: 60826
explicit: false
by artist: Johann Sebastian Bach
by artist: Arnold Schönberg Choir
by artist: Vienna Boys' Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026517
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:42:30+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7da1f07dc8ef625d3f60bdeac8ef7e1cc20a427d6f97da48878c62110a266cf6. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026517 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 17, Ich will hier bei dir stehen (Chorus)
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St Matthew Passion, BWV 244, Pt. 1: No. 18, Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
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duration: PT1M47S
duration ms: 107266
explicit: false
by artist: Johann Sebastian Bach
by artist: Christoph Prégardien
by artist: Matthias Goerne
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEA800026518
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:55:30+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9827b4d3d818e7cd03bfd20f6f509f491148d7a509b0467f00fa808613b296d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800026518 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 18, Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
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    type: PropertyValue
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  additional property: Danceability
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St Matthew Passion, BWV 244, Pt. 1: No. 19, O Schmerz! (Tenor, Chorus)
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by artist: Johann Sebastian Bach
by artist: Michael Schade
by artist: Arnold Schönberg Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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St Matthew Passion, BWV 244, Pt. 1: No. 20, Ich will bei meinem Jesu wachen (Tenor, Chorus)
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duration: PT5M29S
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explicit: false
by artist: Johann Sebastian Bach
by artist: Michael Schade
by artist: Arnold Schönberg Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
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  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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St Matthew Passion, BWV 244, Pt. 1: No. 23, Gerne will ich mich bequemen (Bass)
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by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
in album: Matthäus-Passion
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  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: St Matthew Passion, BWV 244, Pt. 1: No. 23, Gerne will ich mich bequemen (Bass)
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St Matthew Passion, BWV 244, Pt. 1: No. 25, Was mein Gott will (Chorus)
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by artist: Johann Sebastian Bach
by artist: Arnold Schönberg Choir
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by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
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popularity: 1
genre: classical
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genre: early-music
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genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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St Matthew Passion, BWV 244, Pt. 1: No. 29, O Mensch, bewein' dein Sünde gross (Chorus)
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duration: PT5M56S
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by artist: Johann Sebastian Bach
by artist: Arnold Schönberg Choir
by artist: Vienna Boys' Choir
by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
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  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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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: 2026-07-08T03:22:41Z
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St Matthew Passion, BWV 244, Pt. 2: No. 42, Gebt mir meinen Jesum wieder! (Bass)
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by artist: Johann Sebastian Bach
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by artist: Nikolaus Harnoncourt
by artist: Concentus Musicus Wien
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  date published: 2019-04-05
popularity: 1
genre: classical
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genre: early-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
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date published: 2007-01-01
track: Le nozze di Figaro, K. 492: Sinfonia - Live
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    value: https://blockstream.info/api/block-height/960284
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631201
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T17:23:26Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a770b5a34def225acbf8ab7cf235a4eaa12d0ccaba42ba229d4a05bcac21f2f. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631201 — a six-check JSON result.
    date published: 2026-07-30T17:23:26Z
  audio: Le nozze di Figaro, K. 492: Sinfonia - Live
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track: Le nozze di Figaro, K. 492, Act II: No. 11, Porgi amor - Live
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  by artist: Wolfgang Amadeus Mozart
  by artist: Dorothea Röschmann
  by artist: Wiener Philharmoniker
  by artist: Nikolaus Harnoncourt
  in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
    type: MusicAlbum
    date published: 2007-01-01
  popularity: 3
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEN960631221
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xf4451285672526e3cd6039c4ede06a2c17a4851ac101d9ed78a771150437fdaf
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960327
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631221
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4451285672526e3cd6039c4ede06a2c17a4851ac101d9ed78a771150437fdaf. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631221 — a six-check JSON result.
    date published: 2026-07-31T00:26:26Z
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track: Le nozze di Figaro, K. 492, Act I: No. 1, Duet. Cinque, dieci, venti - Live
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  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Anna Netrebko
  by artist: Ildebrando D'Arcangelo
  by artist: Wiener Philharmoniker
  by artist: Nikolaus Harnoncourt
  in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
    type: MusicAlbum
    date published: 2007-01-01
  popularity: 4
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEN960631202
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Le nozze di Figaro, K. 492, Act I: No. 1, Duet. Cinque, dieci, venti - Live
track: Le nozze di Figaro, K. 492, Act II: Recit. Vieni, cara Susanna - Live
track: Le nozze di Figaro, K. 492, Act III: No. 19, Sextet. Riconosci in questo amplesso - Live
track: Le nozze di Figaro, K. 492, Act I: Rectit. Cosa stai misurando - Live
track: Le nozze di Figaro, K. 492, Act II: Recit. Quanto duolmi, Susanna - Live

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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xddd93e0268d7b61f4880b246bd272572ea9b583201cb93495dcad7433640d1cd

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 960264

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960264

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631202

OTSTimestamp
type: PropertyValue
value: 2026-07-30T14:36:16Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddd93e0268d7b61f4880b246bd272572ea9b583201cb93495dcad7433640d1cd. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631202 — a six-check JSON result.
date published: 2026-07-30T14:36:16Z

Le nozze di Figaro, K. 492, Act I: No. 1, Duet. Cinque, dieci, venti - Live
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: 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: Valence (Positivity)
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Le nozze di Figaro, K. 492, Act II: Recit. Vieni, cara Susanna - Live
type: MusicRecording
duration: PT4M3S
duration ms: 243320
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Anna Netrebko
by artist: Dorothea Röschmann
by artist: Ildebrando D'Arcangelo
by artist: Wiener Philharmoniker
by artist: Nikolaus Harnoncourt
in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
  type: MusicAlbum
  date published: 2007-01-01
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960631222
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T06:01:59+00:00
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/960360
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631222
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bb041bb63fab8896be8954a405b46d5732a25f2a75c079e4bd2fdc6428894ac. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631222 — a six-check JSON result.
  date published: 2026-07-31T06:42:11Z
audio: Le nozze di Figaro, K. 492, Act II: Recit. Vieni, cara Susanna - Live
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  additional property: Musical Key
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Le nozze di Figaro, K. 492, Act III: No. 19, Sextet. Riconosci in questo amplesso - Live
type: MusicRecording
duration: PT5M14S
duration ms: 314053
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Anna Netrebko
by artist: Marie McLaughlin
by artist: Oliver Ringelhahn
by artist: Bo Skovhus
by artist: Ildebrando D'Arcangelo
by artist: Franz-Josef Selig
by artist: Wiener Philharmoniker
by artist: Nikolaus Harnoncourt
in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
  type: MusicAlbum
  date published: 2007-01-01
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960631243
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
  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/DEN960631243
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb611aeb5b1eb7604f632144c445130bd35729c8314969c0147ee3e4d18bd60ea. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631243 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492, Act III: No. 19, Sextet. Riconosci in questo amplesso - Live
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  additional property: Musical Key
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Le nozze di Figaro, K. 492, Act I: Rectit. Cosa stai misurando - Live
type: MusicRecording
duration: PT0M55S
duration ms: 55386
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Anna Netrebko
by artist: Ildebrando D'Arcangelo
by artist: Wiener Philharmoniker
by artist: Nikolaus Harnoncourt
in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
  type: MusicAlbum
  date published: 2007-01-01
popularity: 3
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960631203
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/DEN960631203
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-30T15:42:38Z
audio: Le nozze di Figaro, K. 492, Act I: Rectit. Cosa stai misurando - Live
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Le nozze di Figaro, K. 492, Act II: Recit. Quanto duolmi, Susanna - Live
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duration: PT1M24S
duration ms: 84680
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Anna Netrebko
by artist: Dorothea Röschmann
by artist: Christine Schäfer
by artist: Wiener Philharmoniker
by artist: Nikolaus Harnoncourt
in album: Mozart: Le Nozze di Figaro, K. 492 (Live at House Of Mozart, Salzburg Festival, 2006)
  type: MusicAlbum
  date published: 2007-01-01
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960631223
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x256d6c1ab01b67ee31165590d023e0301fea54cb65142e1ec0b845b034ac6e32. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631223 — a six-check JSON result.
  date published: 2026-07-31T08:26:41Z
audio: Le nozze di Figaro, K. 492, Act II: Recit. Quanto duolmi, Susanna - Live
  type: AudioObject