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genre: classical-baritone
description: William Shimell (born 23 September 1952) is an English baritone singer. He has had an active international career performing in opera and on the concert platform since the 1980s, and has also appeared
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  track: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
  track: Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
  track: Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
  track: Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
  track: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
  track: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
  track: Mozart: Concerto for Flute and Harp in C Major, K. 299: II. Andantino
  track: Mozart: Le nozze di Figaro, K. 492: Sinfonia
  track: Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
  track: Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
  track: Mozart: Le nozze di Figaro, K. 492, Act 2: Arietta. "Voi, che sapete che cosa è amor" (Cherubino)
  track: Mozart: Le nozze di Figaro, K. 492, Act 3: Aria. "Dove sono" (La Contessa)
  track: Mozart: Le nozze di Figaro, K. 492, Act 3: Duettino. "Sull'aria" (La Contessa, Susanna)
  track: Mozart: Le nozze di Figaro, K. 492, Act 4: Aria. "Deh vieni, non tardar" (Susanna)
  track: Mozart: Così fan tutte, K. 588, Act 1: Aria. "Smanie implacabili che m'agitate" (Dorabella) [Live]
  track: Mozart: Cosi fan tutte, K. 588, Act 1: Recitativo. "L'intatta fede che" - Aria. "Come scoglio immoto resta" (Fiordiligi) [Live]
  track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
  track: Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)
  track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
  track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
  track: Mozart: Don Giovanni, K. 527, Act 2: Epilogo. "Questo è il fin di chi fa mal!" (Donna Elvira, Donna Anna, Zerlina, Don Ottavio, Masetto, Leporello)
  track: Mozart: Der Schauspieldirektor, K. 486: Overture
  track: Mozart: Idomeneo, K. 366, Act 3: "Zeffiretti lusinghieri" (Ilia)
  track: Mozart: Die Zauberflöte, K. 620, Act 1: "Der Vogelfänger bin ich ja" (Papageno)
  track: Mozart: Die Zauberflöte, K. 620, Act 1: "Dies Bildnis ist bezaubernd schön" (Tamino)
  track: Mozart: Die Zauberflöte, K. 620, Act 1: "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
  track: Mozart: Die Zauberflöte, K. 620, Act 1: "Schnelle Füsse, ras cher Mut" (Pamina, Papageno, Monostatos)
  track: Mozart: Die Zauberflöte, K. 620, Act 2: "O Isis und Osiris" (Sarastro, Chor)
  track: Mozart: Die Zauberflöte, K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
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album: Beethoven: Large Choral Works
album: Beethoven 2020 – Large Vocal Works
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album: Don Giovanni
album: Mozart: Don Giovanni, K. 527
album: The Best of Mozart
album: 50 Best Mozart
album: Riccardo Muti Conducts Mozart
album: Wiener Philharmoniker - Mozart
album: Mozart: The Opera Highlights
album: Mozart Opera Favourites
album: Mozart Love Songs
album: German Opera
album: Mozart - Opera Masterpieces
album: Bach, J.S.: Mass in B minor
album: Stravinsky: Pulcinella; Petrushka
album: Stravinsky: The Complete Ballets & Symphonies
album: Amadeus: The Best of Mozart
album: Lambert: The Rio Grande, Summer's Last Will and Testament & Aubade héroïque
album: Opera & Love Mozart
album: Vaughan Williams A Sea Symphony
album: Mozart: Don Giovanni Highlights
album: Mozart: Don Giovanni Extraits
album: Deutsche Oper
track: Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)

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Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b9d2c5dadc2bfe92739c16140c0007a8127b8c4d7926d96dfd86b4be7d49b5. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA348900083.
  date published: 2026-07-06T07:53:57Z
audio: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.272
  additional property: Energy
    type: PropertyValue
    value: 0.074
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.9
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.166
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
type: MusicRecording
duration: PT4M17S
duration ms: 257040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Jeffrey Tate
by artist: English Chamber Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 4
genre: classical
genre: classical-era
isrc code: GBAYD8400332
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:12:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e9ba89503842cae484d22709e469c88b8cfe06b5eccca3ae7d05fd27d556cda
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/GBAYD8400332
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e9ba89503842cae484d22709e469c88b8cfe06b5eccca3ae7d05fd27d556cda. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400332.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.49
  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: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.209
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.916
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.626
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.477
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.801
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
type: MusicRecording
duration: PT4M26S
duration ms: 266853
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Franz Welser-Möst
by artist: Stockholm Chamber Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 6
genre: classical
genre: classical-era
isrc code: GBAYC8901079
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:31:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x908a5e23ea998286579abca14130b76b32fa2c78ec947c538f0f1676c9712570
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8901079
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x908a5e23ea998286579abca14130b76b32fa2c78ec947c538f0f1676c9712570. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8901079.
  date published: 2026-07-07T18:39:05Z
audio: Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.793
  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: 0.533
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.538
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.385
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.092
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
type: MusicRecording
duration: PT9M13S
duration ms: 553120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Jeffrey Tate
by artist: English Chamber Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 4
genre: classical
genre: classical-era
isrc code: GBAYD8400263
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:27:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaacbc8c3ff82bde6246e402a702b32d9fb46060afcd7eb309ceee6e0cdca611
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400263
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaacbc8c3ff82bde6246e402a702b32d9fb46060afcd7eb309ceee6e0cdca611. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400263.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.214
  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: 0.437
  additional property: Energy
    type: PropertyValue
    value: 0.366
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.909
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.883
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.253
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.657
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
type: MusicRecording
duration: PT7M35S
duration ms: 455706
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Daniel Barenboim
by artist: English Chamber Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 9
genre: classical
genre: classical-era
isrc code: GBAYC8804519
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:03:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e76d5f528525673869b278963566ad0941664308b5b9b2e3f61aad4e7b96ae9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8804519
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e76d5f528525673869b278963566ad0941664308b5b9b2e3f61aad4e7b96ae9. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8804519.
  date published: 2026-07-02T05:09:12Z
audio: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.436
  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: 0.216
  additional property: Energy
    type: PropertyValue
    value: 0.019
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.949
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.62
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
type: MusicRecording
duration: PT3M36S
duration ms: 216000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Barry Tuckwell
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 3
genre: classical
genre: classical-era
isrc code: GBAYC8805740
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-29T07:08:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe080da2c15ca6e456c3c4cc3ee9749f7181266152036f9cf28aea8028d7ac1e7
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/GBAYC8805740
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe080da2c15ca6e456c3c4cc3ee9749f7181266152036f9cf28aea8028d7ac1e7. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8805740.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.256
  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: 0.409
  additional property: Energy
    type: PropertyValue
    value: 0.214
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.931
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.308
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.506
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Concerto for Flute and Harp in C Major, K. 299: II. Andantino
type: MusicRecording
duration: PT9M45S
duration ms: 585186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Jean-François Paillard
by artist: Jean-Pierre Rampal
by artist: Lily Laskine
by artist: Orchestre de chambre Jean-François Paillard
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 19
genre: classical
genre: classical-era
isrc code: FRZ200301000
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:51:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdaf2dfcc8f68878e73b4142cc78fb0357d102d52921c16acf9669c7654b3398f
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/FRZ200301000
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaf2dfcc8f68878e73b4142cc78fb0357d102d52921c16acf9669c7654b3398f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200301000.
  date published: 2026-07-02T03:55:08Z
audio: Mozart: Concerto for Flute and Harp in C Major, K. 299: II. Andantino
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.817
  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: 0.263
  additional property: Energy
    type: PropertyValue
    value: 0.196
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.136
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.524
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Le nozze di Figaro, K. 492: Sinfonia
type: MusicRecording
duration: PT3M58S
duration ms: 238266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wiener Philharmoniker
by artist: Riccardo Muti
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 3
genre: classical
genre: classical-era
isrc code: GBAYC8600623
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:00:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65f6211a04ac159dad896d3d025c7074175805b275dc59c8d2b0a4c562dca019
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/GBAYC8600623
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65f6211a04ac159dad896d3d025c7074175805b275dc59c8d2b0a4c562dca019. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600623.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Le nozze di Figaro, K. 492: Sinfonia
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.315
  additional property: Energy
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    value: 0.182
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.348
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.904
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
type: MusicRecording
duration: PT3M40S
duration ms: 220186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Thomas Allen
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 9
genre: classical
genre: classical-era
isrc code: GBAYC8600852
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:45:15+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x7cf516beeb6caf8ddf7f2858446f2c83ae017a83bbccde26d166a4c947b080d8
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600852
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cf516beeb6caf8ddf7f2858446f2c83ae017a83bbccde26d166a4c947b080d8. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600852.
  date published: 2026-07-06T07:53:57Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.583
  additional property: Musical Key
    type: PropertyValue
    value: 7
  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: 0.463
  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
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.418
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.031
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
type: MusicRecording
duration: PT3M47S
duration ms: 227506
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Margaret Price
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8600645
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:31:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1697a4f9cb69bed24162b18ea83214fd63ddc21f74414ea232594664c69f0e5
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/GBAYC8600645
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1697a4f9cb69bed24162b18ea83214fd63ddc21f74414ea232594664c69f0e5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600645.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.989
  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: 0.133
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.011
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.947
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Le nozze di Figaro, K. 492, Act 2: Arietta. "Voi, che sapete che cosa è amor" (Cherubino)
type: MusicRecording
duration: PT2M56S
duration ms: 176306
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Ann Murray
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8600648
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:18:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce16bcc856135eba52e02e103531c13f4ceaffbe1053c7965edf4a0a3e88bb5f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600648
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce16bcc856135eba52e02e103531c13f4ceaffbe1053c7965edf4a0a3e88bb5f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600648.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 2: Arietta. "Voi, che sapete che cosa è amor" (Cherubino)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 164.914
  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: 0.082
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.216
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.073
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.853
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Le nozze di Figaro, K. 492, Act 3: Aria. "Dove sono" (La Contessa)
type: MusicRecording
duration: PT4M20S
duration ms: 260040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Margaret Price
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8600674
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:20:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58c5e821b990422f347199018dcde8e82026e62edfcdbcdc28b97c6384d88d2a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600674
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58c5e821b990422f347199018dcde8e82026e62edfcdbcdc28b97c6384d88d2a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600674.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 3: Aria. "Dove sono" (La Contessa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.458
  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: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.096
  additional property: Speechiness
    type: PropertyValue
    value: 0.064
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.075
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.298
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Le nozze di Figaro, K. 492, Act 3: Duettino. "Sull'aria" (La Contessa, Susanna)
type: MusicRecording
duration: PT2M28S
duration ms: 148373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Kathleen Battle
by artist: Margaret Price
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8600677
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T18:22:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58b3ecaaadcd2785ad5eb3f932fc423296f22a7f6ad5c59fc43e79e8ef71ba31
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/GBAYC8600677
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58b3ecaaadcd2785ad5eb3f932fc423296f22a7f6ad5c59fc43e79e8ef71ba31. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600677.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 3: Duettino. "Sull'aria" (La Contessa, Susanna)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.153
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.228
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.222
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.475
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
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Mozart: Le nozze di Figaro, K. 492, Act 4: Aria. "Deh vieni, non tardar" (Susanna)
type: MusicRecording
duration: PT3M26S
duration ms: 206920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Kathleen Battle
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8600695
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T04:15:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x438251fe5a6bff42bfdfe1fcf1b889dd027c02292d17628d096f8e5042aeb985
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600695
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x438251fe5a6bff42bfdfe1fcf1b889dd027c02292d17628d096f8e5042aeb985. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8600695.
  date published: 2026-07-08T08:56:20Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 4: Aria. "Deh vieni, non tardar" (Susanna)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.143
  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: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Così fan tutte, K. 588, Act 1: Aria. "Smanie implacabili che m'agitate" (Dorabella) [Live]
type: MusicRecording
duration: PT2M5S
duration ms: 125946
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8200611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:08:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a540b1aece82f2f44812b87ad842adfe3a852bd05d4d31894ccb40bbc485289
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8200611
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a540b1aece82f2f44812b87ad842adfe3a852bd05d4d31894ccb40bbc485289. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8200611.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Così fan tutte, K. 588, Act 1: Aria. "Smanie implacabili che m'agitate" (Dorabella) [Live]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.928
  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: 0.369
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.19
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.158
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.172
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Cosi fan tutte, K. 588, Act 1: Recitativo. "L'intatta fede che" - Aria. "Come scoglio immoto resta" (Fiordiligi) [Live]
type: MusicRecording
duration: PT5M17S
duration ms: 317440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Margaret Marshall
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8200617
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:15:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd17cd9eeb47dd2faca68813265a7695e3ccb1155ce53af6770999f1013589450
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/GBAYC8200617
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd17cd9eeb47dd2faca68813265a7695e3ccb1155ce53af6770999f1013589450. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8200617.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Cosi fan tutte, K. 588, Act 1: Recitativo. "L'intatta fede che" - Aria. "Come scoglio immoto resta" (Fiordiligi) [Live]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.276
  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: 0.242
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.149
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.724
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
type: MusicRecording
duration: PT5M48S
duration ms: 348133
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC9004372
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:00:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d
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/GBAYC9004372
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004372.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.206
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.087
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.235
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.597
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)
type: MusicRecording
duration: PT3M20S
duration ms: 200613
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Susanne Mentzer
by artist: William Shimell
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC9004379
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:56:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb7eda3b3427fc673009cac040b131a7a110579b76f4da66767f733efe2ae5d9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004379
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb7eda3b3427fc673009cac040b131a7a110579b76f4da66767f733efe2ae5d9. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004379.
  date published: 2026-07-08T08:56:20Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.542
  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: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.11
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.251
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.001
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
type: MusicRecording
duration: PT5M0S
duration ms: 300866
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Frank Lopardo
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC9004388
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:32:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004388
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004388.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.188
  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: 0.151
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.241
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.531
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
type: MusicRecording
duration: PT1M16S
duration ms: 76960
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: William Shimell
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC9004390
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:09:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004390
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004390.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.088
  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: 0.578
  additional property: Energy
    type: PropertyValue
    value: 0.639
  additional property: Speechiness
    type: PropertyValue
    value: 0.108
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.322
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.468
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 2: Epilogo. "Questo è il fin di chi fa mal!" (Donna Elvira, Donna Anna, Zerlina, Don Ottavio, Masetto, Leporello)
type: MusicRecording
duration: PT1M46S
duration ms: 106946
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Natale de Carolis
by artist: Samuel Ramey
by artist: Susanne Mentzer
by artist: Wiener Philharmoniker
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC9004442
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:32:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x392ec66ec970f7d731ddf7a1d9f90b866d54acca3b463eea0353402aa2349ad4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004442
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x392ec66ec970f7d731ddf7a1d9f90b866d54acca3b463eea0353402aa2349ad4. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004442.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 2: Epilogo. "Questo è il fin di chi fa mal!" (Donna Elvira, Donna Anna, Zerlina, Don Ottavio, Masetto, Leporello)
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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Mozart: Der Schauspieldirektor, K. 486: Overture
type: MusicRecording
duration: PT3M43S
duration ms: 223026
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8100233
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:53:09+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x64bf4a05dfd62666b21d268909541f1bc618bc629f965612390e05019afef347
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100233
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64bf4a05dfd62666b21d268909541f1bc618bc629f965612390e05019afef347. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100233.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Der Schauspieldirektor, K. 486: Overture
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Mozart: Idomeneo, K. 366, Act 3: "Zeffiretti lusinghieri" (Ilia)
type: MusicRecording
duration: PT4M51S
duration ms: 291000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Charles Mackerras
by artist: Lisa Milne
by artist: Scottish Chamber Orchestra
by artist: Dunedin Consort
by artist: Ian Page
by artist: Ursula Smith
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC0102997
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:14:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf79c3681deb9e8ef77fc2dae26f873cf06d6c154b4f691d7e5b28b82c4dcaf57
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0102997
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf79c3681deb9e8ef77fc2dae26f873cf06d6c154b4f691d7e5b28b82c4dcaf57. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0102997.
  date published: 2026-07-08T08:56:20Z
audio: Mozart: Idomeneo, K. 366, Act 3: "Zeffiretti lusinghieri" (Ilia)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.873
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Die Zauberflöte, K. 620, Act 1: "Der Vogelfänger bin ich ja" (Papageno)
type: MusicRecording
duration: PT2M51S
duration ms: 171586
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Wolfgang Brendel
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC8100084
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T05:07:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfe8029731bc22a5b597b46303e7197c921d84c0968fc11dc723ae94e13ed4675
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100084
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe8029731bc22a5b597b46303e7197c921d84c0968fc11dc723ae94e13ed4675. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100084.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Der Vogelfänger bin ich ja" (Papageno)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  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
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.477
  additional property: Loudness (dB)
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Mozart: Die Zauberflöte, K. 620, Act 1: "Dies Bildnis ist bezaubernd schön" (Tamino)
type: MusicRecording
duration: PT4M3S
duration ms: 243266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Siegfried Jerusalem
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8100283
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100283
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a85ddc0697c53bb90f7997400419dab7f9a83199d362a593f0b9c4c8a3502fa. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100283.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Dies Bildnis ist bezaubernd schön" (Tamino)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.013
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.102
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.721
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Die Zauberflöte, K. 620, Act 1: "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Lucia Popp
by artist: Wolfgang Brendel
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8100291
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb463be164c9330133302c28e5762d128ea01d435ad1bb26927c801b6746b3ee6
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100291
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb463be164c9330133302c28e5762d128ea01d435ad1bb26927c801b6746b3ee6. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100291.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.819
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.314
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.936
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.151
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.529
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Die Zauberflöte, K. 620, Act 1: "Schnelle Füsse, ras cher Mut" (Pamina, Papageno, Monostatos)
type: MusicRecording
duration: PT3M15S
duration ms: 195613
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Heinz Zednik
by artist: Lucia Popp
by artist: Wolfgang Brendel
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8100339
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/GBAYC8100339
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x026f2ad24eb9924fba7f02e217c8ad8a36304c20299b2d5f50fab1fe3821e61d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100339.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Schnelle Füsse, ras cher Mut" (Pamina, Papageno, Monostatos)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.496
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.5
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.886
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Mozart: Die Zauberflöte, K. 620, Act 2: "O Isis und Osiris" (Sarastro, Chor)
type: MusicRecording
duration: PT2M54S
duration ms: 174520
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Roland Bracht
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
  type: MusicAlbum
  date published: 2019-04-05
popularity: 1
genre: classical
genre: classical-era
isrc code: GBAYC8100305
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Mozart: Die Zauberflöte, K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
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by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Edita Gruberova
by artist: Bavarian Radio Symphony Orchestra
in album: 100 Best Mozart
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popularity: 2
genre: classical
genre: classical-era
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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: 2026-07-08T08:56:20Z
audio: Mozart: Die Zauberflöte, K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
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type: MusicAlbum
date published: 2013-08-02
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non so più cosa son, cosa faccio" (Cherubino)
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  by artist: Ann Murray
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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: Large Choral Works
type: MusicAlbum
date published: 1997-01-01

Beethoven 2020 – Large Vocal Works
type: MusicAlbum
date published: 2019-11-01

Don Giovanni - Best Of
type: MusicAlbum
date published: 2022-07-01

Don Giovanni
type: MusicAlbum
date published: 1991-10-11
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  by artist: Riccardo Muti
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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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track: Don Giovanni, K. 527, Act I Scene 1: Notte e giorno faticar (Leporello, Donna Anna, Don Giovanni, Commendatore)
track: Don Giovanni, K. 527, Act I Scene 1: Leporello, ove sei? (Don Giovanni, Leporello)
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T07:53:57Z
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track: Don Giovanni, K. 527, Act I Scene 1: Ah! Del padre in periglio...Ma qual mai s'offre
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  subject of: OpenTimestamps Proof of Existence
  audio: Don Giovanni, K. 527, Act I Scene 1: Ah! Del padre in periglio...Ma qual mai s'offre
track: Don Giovanni, K. 527, Act I Scene 1: Fuggi, crudele, fuggi! (Donna Anna, Don Ottavio)
track: Don Giovanni, K. 527, Act I Scene 2: Orsu, spicciati presto (Don Giovanni, Leporello)
track: Don Giovanni, K. 527, Act I Scene 2: Ah, chi si dice mai
track: Don Giovanni, K. 527, Act I Scene 2: Madamina, il catalogo e questo (Leporello)
track: Don Giovanni, K. 527, Act I Scene 2: In questa forma dunque (Donna Elvira)
track: Don Giovanni, K. 527, Act I Scene 3: Giovinette, che fate all'amore (Zerlina, Coro, Masetto)
track: Don Giovanni, K. 527, Act I Scene 3: La ci darem la mano (Don Giovanni, Zerlina)
track: Don Giovanni, K. 527, Act I Scene 3: Ah, fuggi il traditor! (Donna Elvira)
track: Don Giovanni, K. 527, Act I Scene 3: Don Ottavio, son morta! (Donna Anna, Don Ottavio)
track: Don Giovanni, K. 527, Act I Scene 3: Come mai creder deggio (Don Ottavio)
track: Don Giovanni, K. 527, Act I Scene 3: Dalla sua pace (Don Ottavio)
track: Don Giovanni, K. 527, Act I Scene 3: Finch'han dal vino (Don Giovanni)
track: Don Giovanni, K. 527, Act I Scene 4: Guarda un po' (Masetto, Don Giovanni, Zerlina)
track: Don Giovanni, K. 527, Act I Scene 5: Ecco il birbo (Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
track: Don Giovanni, K. 527, Act I Scene 5: Trema, treme, o scellerato! (Tutti)
track: Don Giovanni, K. 527, Act II Scene 1: E via, buffone (Don Giovanni, Leporello)
track: Don Giovanni, K. 527, Act II Scene 1: A taci, ingiusto core! (Donna Elvira, Leporello, Don Giovanni)
track: Don Giovanni, K. 527, Act II Scene 2: Di molte faci il lume (Leporello, Donna Elvira)

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CopyrightRegisteredAt
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/956889

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004366

OTSTimestamp
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value: 2026-07-06T06:56:49Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7304dd9f8f07b17a0de3962cd983a438fc05b335892234b8efde100fdff9e92. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004366.
date published: 2026-07-06T06:56:49Z

Don Giovanni, K. 527, Act I Scene 1: Ah! Del padre in periglio...Ma qual mai s'offre
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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: 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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Don Giovanni, K. 527, Act I Scene 1: Fuggi, crudele, fuggi! (Donna Anna, Don Ottavio)
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duration: PT3M20S
duration ms: 200600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Frank Lopardo
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
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  date published: 1991-10-11
popularity: 12
genre: classical
genre: classical-era
isrc code: GBAYC9004367
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/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004367
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf744b277dc5929f0a554a904c144663c0fca571bd776c9dc7f57a368f17df66c. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004367.
  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527, Act I Scene 1: Fuggi, crudele, fuggi! (Donna Anna, Don Ottavio)
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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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Don Giovanni, K. 527, Act I Scene 2: Orsu, spicciati presto (Don Giovanni, Leporello)
type: MusicRecording
duration: PT1M51S
duration ms: 111200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 11
genre: classical
genre: classical-era
isrc code: GBAYC9004369
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004369
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x322aeb8ad5d588e03ccd1230f66d8d2914a2b7f45e2abaabebab775cc2784714. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004369.
  date published: 2026-07-06T06:56:49Z
audio: Don Giovanni, K. 527, Act I Scene 2: Orsu, spicciati presto (Don Giovanni, Leporello)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: 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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    value: Bb
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    type: PropertyValue
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Don Giovanni, K. 527, Act I Scene 2: Ah, chi si dice mai
type: MusicRecording
duration: PT3M24S
duration ms: 204600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 13
genre: classical
genre: classical-era
isrc code: GBAYC9004370
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004370
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7858f4f20ff4e78bb13a0d92c9b8f1add09a8a587d77930cb2959a41eff98802. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004370.
  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527, Act I Scene 2: Ah, chi si dice mai
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  additional property: Tempo (BPM)
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Don Giovanni, K. 527, Act I Scene 2: Madamina, il catalogo e questo (Leporello)
type: MusicRecording
duration: PT5M45S
duration ms: 345160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 17
genre: classical
genre: classical-era
isrc code: GBAYC9004372
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/GBAYC9004372
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004372.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527, Act I Scene 2: Madamina, il catalogo e questo (Leporello)
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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
    value: 0.275
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.027
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.235
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Don Giovanni, K. 527, Act I Scene 2: In questa forma dunque (Donna Elvira)
type: MusicRecording
duration: PT0M37S
duration ms: 37466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 10
genre: classical
genre: classical-era
isrc code: GBAYC9004373
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:55:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x102cf573a5631ffb8bc3104a71600c2d10c16fed78a9c69992e7af3ed135bfb0
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/GBAYC9004373
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x102cf573a5631ffb8bc3104a71600c2d10c16fed78a9c69992e7af3ed135bfb0. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004373.
  date published: 2026-07-06T06:56:49Z
audio: Don Giovanni, K. 527, Act I Scene 2: In questa forma dunque (Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.652
  additional property: Energy
    type: PropertyValue
    value: 0.055
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Don Giovanni, K. 527, Act I Scene 3: Giovinette, che fate all'amore (Zerlina, Coro, Masetto)
type: MusicRecording
duration: PT1M18S
duration ms: 78906
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Konzertvereinigung der Wiener Staatsopernchor
by artist: Natale de Carolis
by artist: Riccardo Muti
by artist: Suzanne Mentzer
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 13
genre: classical
genre: classical-era
isrc code: GBAYC9004375
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:32:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfe6b87c114b0d0f0572423e2f1aa71d9d3aba80b4c4a21b6585163391ad7991e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004375
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe6b87c114b0d0f0572423e2f1aa71d9d3aba80b4c4a21b6585163391ad7991e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004375.
  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527, Act I Scene 3: Giovinette, che fate all'amore (Zerlina, Coro, Masetto)
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.774
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.123
  additional property: Liveness
    type: PropertyValue
    value: 0.246
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.914
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.382
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 3: La ci darem la mano (Don Giovanni, Zerlina)
type: MusicRecording
duration: PT3M16S
duration ms: 196893
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Suzanne Mentzer
by artist: Wiener Philharmoniker
by artist: William Shimell
by artist: Riccardo Muti
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 15
genre: classical
genre: classical-era
isrc code: GBAYC9004379
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:56:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb7eda3b3427fc673009cac040b131a7a110579b76f4da66767f733efe2ae5d9
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/GBAYC9004379
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb7eda3b3427fc673009cac040b131a7a110579b76f4da66767f733efe2ae5d9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004379.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527, Act I Scene 3: La ci darem la mano (Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.03
  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: 0.288
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.206
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.889
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 3: Ah, fuggi il traditor! (Donna Elvira)
type: MusicRecording
duration: PT1M16S
duration ms: 76600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 10
genre: classical
genre: classical-era
isrc code: GBAYC9004381
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:05:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedce7abc2fda226940e674270d15781aaf43596fe1dc462308b68cf7775375d9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957046
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957046
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004381
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedce7abc2fda226940e674270d15781aaf43596fe1dc462308b68cf7775375d9. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004381.
  date published: 2026-07-07T14:04:01Z
audio: Don Giovanni, K. 527, Act I Scene 3: Ah, fuggi il traditor! (Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.871
  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: 0.384
  additional property: Energy
    type: PropertyValue
    value: 0.096
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.434
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.32
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.378
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 3: Don Ottavio, son morta! (Donna Anna, Don Ottavio)
type: MusicRecording
duration: PT3M26S
duration ms: 206466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 9
genre: classical
genre: classical-era
isrc code: GBAYC9004385
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:20:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0451c2c47ca20dbe10b0f3f048d462b9a6070937962b3af0261041f2e5de77a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004385
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0451c2c47ca20dbe10b0f3f048d462b9a6070937962b3af0261041f2e5de77a. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004385.
  date published: 2026-07-07T18:39:05Z
audio: Don Giovanni, K. 527, Act I Scene 3: Don Ottavio, son morta! (Donna Anna, Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.647
  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: 0.368
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.141
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.323
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.096
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.972
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Don Giovanni, K. 527, Act I Scene 3: Come mai creder deggio (Don Ottavio)
type: MusicRecording
duration: PT0M41S
duration ms: 41066
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Frank Lopardo
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 7
genre: classical
genre: classical-era
isrc code: GBAYC9004387
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:01:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ca0457588321ca503f8982b41b5999a304f80afaee6efd66b16b45a47996b71
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/GBAYC9004387
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ca0457588321ca503f8982b41b5999a304f80afaee6efd66b16b45a47996b71. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004387.
  date published: 2026-07-08T03:22:41Z
audio: Don Giovanni, K. 527, Act I Scene 3: Come mai creder deggio (Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 176.278
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.057
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.162
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.976
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 3: Dalla sua pace (Don Ottavio)
type: MusicRecording
duration: PT4M58S
duration ms: 298093
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Frank Lopardo
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 9
genre: classical
genre: classical-era
isrc code: GBAYC9004388
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:32:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf
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/GBAYC9004388
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004388.
  date published: 2026-07-06T06:56:49Z
audio: Don Giovanni, K. 527, Act I Scene 3: Dalla sua pace (Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.958
  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: 0.117
  additional property: Energy
    type: PropertyValue
    value: 0.027
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.003
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 3: Finch'han dal vino (Don Giovanni)
type: MusicRecording
duration: PT1M12S
duration ms: 72733
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 13
genre: classical
genre: classical-era
isrc code: GBAYC9004390
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:09:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe
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/GBAYC9004390
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004390.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527, Act I Scene 3: Finch'han dal vino (Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.923
  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: 0.586
  additional property: Energy
    type: PropertyValue
    value: 0.398
  additional property: Speechiness
    type: PropertyValue
    value: 0.061
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.746
  additional property: Liveness
    type: PropertyValue
    value: 0.165
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.739
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.341
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 4: Guarda un po' (Masetto, Don Giovanni, Zerlina)
type: MusicRecording
duration: PT0M43S
duration ms: 43040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natale de Carolis
by artist: Riccardo Muti
by artist: Suzanne Mentzer
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 7
genre: classical
genre: classical-era
isrc code: GBAYC9004394
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:30:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xadfe8258682bf1f6452b7755852b6b741e9426ce6f39870a40bcae5b38eac733
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/GBAYC9004394
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadfe8258682bf1f6452b7755852b6b741e9426ce6f39870a40bcae5b38eac733. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004394.
  date published: 2026-07-08T03:22:41Z
audio: Don Giovanni, K. 527, Act I Scene 4: Guarda un po' (Masetto, Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.376
  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: 0.59
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.439
  additional property: Acousticness
    type: PropertyValue
    value: 0.915
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.657
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.698
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.289
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 5: Ecco il birbo (Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
type: MusicRecording
duration: PT1M14S
duration ms: 74333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 8
genre: classical
genre: classical-era
isrc code: GBAYC9004403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:42:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedbe8dc4575aeaf7f5c097b1f1df24452ee349c1c4db3c1287c97126804872f5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956891
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedbe8dc4575aeaf7f5c097b1f1df24452ee349c1c4db3c1287c97126804872f5. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004403.
  date published: 2026-07-06T07:16:32Z
audio: Don Giovanni, K. 527, Act I Scene 5: Ecco il birbo (Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.845
  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: 0.522
  additional property: Energy
    type: PropertyValue
    value: 0.277
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.027
  additional property: Liveness
    type: PropertyValue
    value: 0.499
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.646
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.826
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act I Scene 5: Trema, treme, o scellerato! (Tutti)
type: MusicRecording
duration: PT2M9S
duration ms: 129026
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Jan-Hendrik Rootering
by artist: Konzertvereinigung der Wiener Staatsopernchor
by artist: Natale de Carolis
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Suzanne Mentzer
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 10
genre: classical
genre: classical-era
isrc code: GBAYC9004404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:18:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d822dcc599decdd803d5f569d41b9bf5f9339bef3b856f22183f0c3470ab10f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d822dcc599decdd803d5f569d41b9bf5f9339bef3b856f22183f0c3470ab10f. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004404.
  date published: 2026-07-07T16:07:00Z
audio: Don Giovanni, K. 527, Act I Scene 5: Trema, treme, o scellerato! (Tutti)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.923
  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: 0.439
  additional property: Energy
    type: PropertyValue
    value: 0.521
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.263
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.599
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.183
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act II Scene 1: E via, buffone (Don Giovanni, Leporello)
type: MusicRecording
duration: PT1M2S
duration ms: 62040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 7
genre: classical
genre: classical-era
isrc code: GBAYC9004407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:23:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa48e09615824752f2807dc36363def7e30a30b5c1700abf807178c94414c0373
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957052
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004407
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa48e09615824752f2807dc36363def7e30a30b5c1700abf807178c94414c0373. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004407.
  date published: 2026-07-07T14:50:41Z
audio: Don Giovanni, K. 527, Act II Scene 1: E via, buffone (Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.723
  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: 0.654
  additional property: Energy
    type: PropertyValue
    value: 0.293
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.941
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.24
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act II Scene 1: A taci, ingiusto core! (Donna Elvira, Leporello, Don Giovanni)
type: MusicRecording
duration: PT4M40S
duration ms: 280333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 7
genre: classical
genre: classical-era
isrc code: GBAYC9004409
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:25:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44074954d9672fdd41e74bd2ca5370744c96b65717d35f8dbeac45382633d4e7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957052
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004409
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44074954d9672fdd41e74bd2ca5370744c96b65717d35f8dbeac45382633d4e7. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004409.
  date published: 2026-07-07T14:50:41Z
audio: Don Giovanni, K. 527, Act II Scene 1: A taci, ingiusto core! (Donna Elvira, Leporello, Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.207
  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: 0.207
  additional property: Energy
    type: PropertyValue
    value: 0.14
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.138
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.192
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.983
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527, Act II Scene 2: Di molte faci il lume (Leporello, Donna Elvira)
type: MusicRecording
duration: PT0M36S
duration ms: 36626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
in album: Don Giovanni
  type: MusicAlbum
  date published: 1991-10-11
popularity: 5
genre: classical
genre: classical-era
isrc code: GBAYC9004419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:59:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb0cd425dd0f90fac064245dda627b5bd5adcb260b95d4c864004507a86a6c51
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/GBAYC9004419
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0cd425dd0f90fac064245dda627b5bd5adcb260b95d4c864004507a86a6c51. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004419.
  date published: 2026-07-08T03:22:41Z
audio: Don Giovanni, K. 527, Act II Scene 2: Di molte faci il lume (Leporello, Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.187
  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: 0.431
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.172
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.482
  additional property: Loudness (dB)
    type: PropertyValue
    value: -38.742
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Don Giovanni, K. 527
type: MusicAlbum
date published: 1991-01-01
track: Mozart: Don Giovanni, K. 527, Act 1: Sinfonia
  type: MusicRecording
  duration: PT6M19S
  duration ms: 379826
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Riccardo Muti
  by artist: Wiener Philharmoniker
  in album: Mozart: Don Giovanni, K. 527
    type: MusicAlbum
    date published: 1991-01-01
  genre: classical
  genre: classical-era
  isrc code: GBAYC9004362
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T22:22:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3018003825faf3dde0bdd1043af4df7db618b87a7298a56f2c01b6b76bfecbbe
  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/GBAYC9004362
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3018003825faf3dde0bdd1043af4df7db618b87a7298a56f2c01b6b76bfecbbe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004362.
    date published: 2026-07-02T03:55:08Z
  audio: Mozart: Don Giovanni, K. 527, Act 1: Sinfonia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.801
    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: 0.312
    additional property: Energy
      type: PropertyValue
      value: 0.075
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.944
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.908
    additional property: Liveness
      type: PropertyValue
      value: 0.156
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.267
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.435
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Mozart: Don Giovanni, K. 527, Act 1: Introduzione. "Notte e giorno faticar" (Leporello, Donna Anna, Don Giovanni, Il Commendatore)
  type: MusicRecording
  duration: PT5M34S
  duration ms: 334400
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Riccardo Muti
  by artist: Cheryl Studer
  by artist: Jan-Hendrik Rootering
  by artist: Samuel Ramey
  by artist: William Schimell
  by artist: Wiener Philharmoniker
  in album: Mozart: Don Giovanni, K. 527
    type: MusicAlbum
    date published: 1991-01-01
  genre: classical
  genre: classical-era
  isrc code: GBAYC9004364
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T21:12:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x72715be7f8500543268c754da7df8cf9b8045f76e75df5fc619df4c7b5f8272d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956894
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956894
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004364
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:53:57Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72715be7f8500543268c754da7df8cf9b8045f76e75df5fc619df4c7b5f8272d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004364.
    date published: 2026-07-06T07:53:57Z
  audio: Mozart: Don Giovanni, K. 527, Act 1: Introduzione. "Notte e giorno faticar" (Leporello, Donna Anna, Don Giovanni, Il Commendatore)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 113.803
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.365
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.986
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.008
    additional property: Liveness
      type: PropertyValue
      value: 0.084
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.261
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.354
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
  type: MusicRecording
  duration: PT1M16S
  duration ms: 76960
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Riccardo Muti
  by artist: William Shimell
  by artist: Wiener Philharmoniker
  by artist: William Schimell
  in album: Mozart: Don Giovanni, K. 527
    type: MusicAlbum
    date published: 1991-01-01
  genre: classical
  genre: classical-era
  isrc code: GBAYC9004390
  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: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Leporello, ove sei?" (Don Giovanni, Leporello)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Ah! Del padre in periglio" - Recitativo accompagnato. "Ma qual mai s'offre, oh Dei" (Donna Anna, Don Ottavio)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Guarda un po" (Masetto, Don Giovanni, Zerlina)
track: Mozart: Don Giovanni, K. 527, Act 1: Duetto. "Fuggi, crudele, fuggi!" (Donna Anna, Don Ottavio)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Orsù, spicciati presto" (Don Giovanni, Leporello)
track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, chi mi dice mai" (Donna Elvira, Don Giovanni, Leporello)
track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "In questa forma dunque" (Donna Elvira)
track: Mozart: Don Giovanni, K. 527, Act 1: Coro. "Giovinette che fate all'amore" (Zerlina, Masetto, Coro)
track: Mozart: Don Giovanni, K. 527, Act 1: Finale. "Ecco il birbo che t'ha offesa" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto)
track: Mozart: Don Giovanni, K. 527, Act 1: Finale. "Trema, treme, o scellerato!" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto, Coro)
track: Mozart: Don Giovanni, K. 527, Act 2: Duetto. "Eh via, buffone" (Don Giovanni, Leporello)
track: Mozart: Don Giovanni, K. 527, Act 2: Terzetto. "Ah! taci, ingiusto core!" (Donna Elvira, Leporello, Don Giovanni)
track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, fuggi il traditor!" (Donna Elvira)
track: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Come mai creder deggio" (Don Ottavio)
track: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
track: Mozart: Don Giovanni, K. 527, Act 2: Recitativo. "Di molte faci il lume" (Leporello, Donna Elvira)

CopyrightStatus
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value: registered

CopyrightRegisteredAt
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CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957052

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957052

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004390

OTSTimestamp
type: PropertyValue
value: 2026-07-07T14:50:41Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ee2d46f8115aaf1444a5cc3f42dbf17ceeed740fb7397d1f6fd045b186c2fe. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004390.
date published: 2026-07-07T14:50:41Z

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Finch'han dal vino" (Don Giovanni)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 96.086
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: 0.578
additional property: Energy
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  value: 0.639
additional property: Speechiness
  type: PropertyValue
  value: 0.108
additional property: Acousticness
  type: PropertyValue
  value: 0.983
additional property: Instrumentalness
  type: PropertyValue
  value: 0.93
additional property: Liveness
  type: PropertyValue
  value: 0.118
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.322
additional property: Loudness (dB)
  type: PropertyValue
  value: -18.468
additional property: Key Name
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  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Leporello, ove sei?" (Don Giovanni, Leporello)
type: MusicRecording
duration: PT0M36S
duration ms: 36706
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Robert Kettelson
by artist: Samuel Ramey
by artist: William Schimell
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004365
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:45:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc679bf301b926a7515fd69d9c79728d6a0b394ca1cabf71b2dd8628c1af67c2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004365
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc679bf301b926a7515fd69d9c79728d6a0b394ca1cabf71b2dd8628c1af67c2. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004365.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Leporello, ove sei?" (Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.388
  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: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.633
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.891
  additional property: Acousticness
    type: PropertyValue
    value: 0.605
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.616
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.393
  additional property: Loudness (dB)
    type: PropertyValue
    value: -39.47
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Ah! Del padre in periglio" - Recitativo accompagnato. "Ma qual mai s'offre, oh Dei" (Donna Anna, Don Ottavio)
type: MusicRecording
duration: PT2M55S
duration ms: 175333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Robert Kettelson
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004366
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:27:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf7304dd9f8f07b17a0de3962cd983a438fc05b335892234b8efde100fdff9e92
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/GBAYC9004366
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7304dd9f8f07b17a0de3962cd983a438fc05b335892234b8efde100fdff9e92. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004366.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Ah! Del padre in periglio" - Recitativo accompagnato. "Ma qual mai s'offre, oh Dei" (Donna Anna, Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.804
  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: 0.302
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.144
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.329
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Guarda un po" (Masetto, Don Giovanni, Zerlina)
type: MusicRecording
duration: PT0M43S
duration ms: 43040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Natale de Carolis
by artist: Robert Kettelson
by artist: Susanne Mentzer
by artist: William Schimell
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004394
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:30:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xadfe8258682bf1f6452b7755852b6b741e9426ce6f39870a40bcae5b38eac733
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/GBAYC9004394
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadfe8258682bf1f6452b7755852b6b741e9426ce6f39870a40bcae5b38eac733. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004394.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Guarda un po" (Masetto, Don Giovanni, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.679
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.631
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.416
  additional property: Acousticness
    type: PropertyValue
    value: 0.911
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.659
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.76
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.241
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Don Giovanni, K. 527, Act 1: Duetto. "Fuggi, crudele, fuggi!" (Donna Anna, Don Ottavio)
type: MusicRecording
duration: PT3M20S
duration ms: 200600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004367
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:30:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf744b277dc5929f0a554a904c144663c0fca571bd776c9dc7f57a368f17df66c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004367
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf744b277dc5929f0a554a904c144663c0fca571bd776c9dc7f57a368f17df66c. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004367.
  date published: 2026-07-06T07:16:32Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Duetto. "Fuggi, crudele, fuggi!" (Donna Anna, Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.307
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.364
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.094
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.733
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Orsù, spicciati presto" (Don Giovanni, Leporello)
type: MusicRecording
duration: PT1M51S
duration ms: 111200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Robert Kettelson
by artist: Samuel Ramey
by artist: William Shimell
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004369
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:40:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x322aeb8ad5d588e03ccd1230f66d8d2914a2b7f45e2abaabebab775cc2784714
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/GBAYC9004369
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x322aeb8ad5d588e03ccd1230f66d8d2914a2b7f45e2abaabebab775cc2784714. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004369.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Orsù, spicciati presto" (Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.445
  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: 0.501
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.896
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.803
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.259
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.254
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, chi mi dice mai" (Donna Elvira, Don Giovanni, Leporello)
type: MusicRecording
duration: PT3M24S
duration ms: 204600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Samuel Ramey
by artist: William Shimell
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004370
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:47:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7858f4f20ff4e78bb13a0d92c9b8f1add09a8a587d77930cb2959a41eff98802
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004370
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7858f4f20ff4e78bb13a0d92c9b8f1add09a8a587d77930cb2959a41eff98802. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004370.
  date published: 2026-07-07T18:39:05Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, chi mi dice mai" (Donna Elvira, Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.421
  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: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.1
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.365
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.274
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.586
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
type: MusicRecording
duration: PT5M48S
duration ms: 348133
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004372
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:00:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957075
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957075
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004372
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:50:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c6b01b9bc618ab153f7dd6d472c5e123048f5185c8606e006f61faab26bb9d. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004372.
  date published: 2026-07-07T18:50:38Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Madamina, il catalogo è questo" (Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.81
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.288
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.086
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.231
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.544
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "In questa forma dunque" (Donna Elvira)
type: MusicRecording
duration: PT0M37S
duration ms: 37466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Robert Kettelson
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004373
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:55:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x102cf573a5631ffb8bc3104a71600c2d10c16fed78a9c69992e7af3ed135bfb0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004373
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x102cf573a5631ffb8bc3104a71600c2d10c16fed78a9c69992e7af3ed135bfb0. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004373.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "In questa forma dunque" (Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 151.572
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.562
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.564
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.187
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.134
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Don Giovanni, K. 527, Act 1: Coro. "Giovinette che fate all'amore" (Zerlina, Masetto, Coro)
type: MusicRecording
duration: PT1M18S
duration ms: 78906
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Chor der Wiener Staatsoper
by artist: Natale de Carolis
by artist: Susanne Mentzer
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004375
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:32:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfe6b87c114b0d0f0572423e2f1aa71d9d3aba80b4c4a21b6585163391ad7991e
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/GBAYC9004375
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe6b87c114b0d0f0572423e2f1aa71d9d3aba80b4c4a21b6585163391ad7991e. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004375.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Coro. "Giovinette che fate all'amore" (Zerlina, Masetto, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.29
  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: 0.485
  additional property: Energy
    type: PropertyValue
    value: 0.268
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.12
  additional property: Liveness
    type: PropertyValue
    value: 0.261
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.896
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.381
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Finale. "Ecco il birbo che t'ha offesa" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto)
type: MusicRecording
duration: PT1M14S
duration ms: 74333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Cheryl Studer
by artist: Frank Lopardo
by artist: Natale de Carolis
by artist: Samuel Ramey
by artist: Susanne Mentzer
by artist: William Schimell
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:42:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedbe8dc4575aeaf7f5c097b1f1df24452ee349c1c4db3c1287c97126804872f5
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/GBAYC9004403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedbe8dc4575aeaf7f5c097b1f1df24452ee349c1c4db3c1287c97126804872f5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004403.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Finale. "Ecco il birbo che t'ha offesa" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.169
  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: 0.419
  additional property: Energy
    type: PropertyValue
    value: 0.273
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.047
  additional property: Liveness
    type: PropertyValue
    value: 0.5
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.647
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.822
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Finale. "Trema, treme, o scellerato!" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto, Coro)
type: MusicRecording
duration: PT1M59S
duration ms: 119026
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Cheryl Studer
by artist: Chor der Wiener Staatsoper
by artist: Frank Lopardo
by artist: Natale de Carolis
by artist: Samuel Ramey
by artist: Susanne Mentzer
by artist: William Shimell
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:18:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d822dcc599decdd803d5f569d41b9bf5f9339bef3b856f22183f0c3470ab10f
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/GBAYC9004404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Finale. "Trema, treme, o scellerato!" (Don Giovanni, Leporello, Don Ottavio, Donna Elvira, Donna Anna, Zerlina, Masetto, Coro)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -16.213
  additional property: Key Name
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    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 2: Duetto. "Eh via, buffone" (Don Giovanni, Leporello)
type: MusicRecording
duration: PT1M2S
duration ms: 62040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Samuel Ramey
by artist: William Shimell
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-06T09:23:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa48e09615824752f2807dc36363def7e30a30b5c1700abf807178c94414c0373
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004407
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa48e09615824752f2807dc36363def7e30a30b5c1700abf807178c94414c0373. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004407.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 2: Duetto. "Eh via, buffone" (Don Giovanni, Leporello)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.934
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Mozart: Don Giovanni, K. 527, Act 2: Terzetto. "Ah! taci, ingiusto core!" (Donna Elvira, Leporello, Don Giovanni)
type: MusicRecording
duration: PT4M40S
duration ms: 280333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Samuel Ramey
by artist: William Schimell
by artist: Wiener Philharmoniker
by artist: William Shimell
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004409
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004409
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44074954d9672fdd41e74bd2ca5370744c96b65717d35f8dbeac45382633d4e7. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004409.
  date published: 2026-07-08T08:56:20Z
audio: Mozart: Don Giovanni, K. 527, Act 2: Terzetto. "Ah! taci, ingiusto core!" (Donna Elvira, Leporello, Don Giovanni)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    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
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.186
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.145
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, fuggi il traditor!" (Donna Elvira)
type: MusicRecording
duration: PT1M16S
duration ms: 76600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004381
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:05:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedce7abc2fda226940e674270d15781aaf43596fe1dc462308b68cf7775375d9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004381
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedce7abc2fda226940e674270d15781aaf43596fe1dc462308b68cf7775375d9. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004381.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah, fuggi il traditor!" (Donna Elvira)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  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: 0.362
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Come mai creder deggio" (Don Ottavio)
type: MusicRecording
duration: PT0M41S
duration ms: 41066
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Frank Lopardo
by artist: Robert Kettelson
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004387
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:01:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ca0457588321ca503f8982b41b5999a304f80afaee6efd66b16b45a47996b71
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/GBAYC9004387
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ca0457588321ca503f8982b41b5999a304f80afaee6efd66b16b45a47996b71. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004387.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Recitativo. "Come mai creder deggio" (Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  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: 0.443
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.935
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.057
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.138
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.896
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
type: MusicRecording
duration: PT5M0S
duration ms: 300866
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Frank Lopardo
by artist: Wiener Philharmoniker
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004388
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:32:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf
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/GBAYC9004388
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7f73865804364dca56925acf1deb4e93ea17aa2f72eda81e13fdb3c9e726bf. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004388.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act 1: Aria. "Dalla sua pace" (Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.132
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.15
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.24
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.53
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Mozart: Don Giovanni, K. 527, Act 2: Recitativo. "Di molte faci il lume" (Leporello, Donna Elvira)
type: MusicRecording
duration: PT0M36S
duration ms: 36626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Carol Vaness
by artist: Robert Kettelson
by artist: Samuel Ramey
in album: Mozart: Don Giovanni, K. 527
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: classical-era
isrc code: GBAYC9004419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:59:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb0cd425dd0f90fac064245dda627b5bd5adcb260b95d4c864004507a86a6c51
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/GBAYC9004419
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0cd425dd0f90fac064245dda627b5bd5adcb260b95d4c864004507a86a6c51. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004419.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Don Giovanni, K. 527, Act 2: Recitativo. "Di molte faci il lume" (Leporello, Donna Elvira)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.719
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.494
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
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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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The Best of Mozart
type: MusicAlbum
date published: 2024-06-23
track: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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  duration ms: 318786
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  by artist: Wolfgang Amadeus Mozart
  by artist: Christian Zacharias
  by artist: Bavarian Radio Symphony Orchestra
  by artist: David Zinman
  in album: The Best of Mozart
    type: MusicAlbum
    date published: 2024-06-23
  popularity: 5
  genre: classical
  genre: classical-era
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA348900083
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b9d2c5dadc2bfe92739c16140c0007a8127b8c4d7926d96dfd86b4be7d49b5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA348900083.
    date published: 2026-07-08T03:22:41Z
  audio: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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    additional property: Speechiness
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    additional property: Valence (Positivity)
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track: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
  in album: The Best of Mozart
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    date published: 2024-06-23
  popularity: 6
  genre: classical
  genre: classical-era
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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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/957075
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8701909
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T18:50:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ebbf9cfb05a1c224c48d652ab45b13897119c60b6902cae2df061247308c8f5. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8701909.
    date published: 2026-07-07T18:50:38Z
  audio: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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    additional property: Valence (Positivity)
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track: Mozart: Symphony No. 40 in G Minor, K. 550: I. Molto allegro
  type: MusicRecording
  duration: PT7M51S
  duration ms: 471706
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Jeffrey Tate
  by artist: English Chamber Orchestra
  in album: The Best of Mozart
    type: MusicAlbum
    date published: 2024-06-23
  popularity: 4
  genre: classical
  genre: classical-era
  isrc code: GBAYD8400063
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: Mozart: Symphony No. 40 in G Minor, K. 550: I. Molto allegro
track: Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
track: Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
track: Mozart / Arr. Grieg for Two Pianos: Piano Sonata No. 16 in C Major, K. 545 "Semplice": I. Allegro (Live)
track: Mozart: Piano Sonata No. 12 in F Major, K. 332: II. Adagio
track: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
track: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
track: Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
track: Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
track: Mozart: Die Zauberflöte, K. 620, Act 2: "Pa-pa-pa-pa-pagena!" (Papageno, Papagena)
track: Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March

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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400063

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7bcb971b604165200f75569c4f6169b7fb22a0932260c07f66da38df599048d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400063.
date published: 2026-07-08T03:22:41Z

Mozart: Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
type: MusicRecording
duration: PT6M34S
duration ms: 394560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sabine Meyer
by artist: Berliner Philharmoniker
by artist: Claudio Abbado
in album: The Best of Mozart
  type: MusicAlbum
  date published: 2024-06-23
popularity: 6
genre: classical
genre: classical-era
isrc code: GBAYC9803207
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/GBAYC9803207
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb687e82b600ad492b1dfaa6c73aa26b8847945cf9cc6f4484d61001c425fb27a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9803207.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
  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
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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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Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
type: MusicRecording
duration: PT9M13S
duration ms: 553120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Jeffrey Tate
by artist: English Chamber Orchestra
in album: The Best of Mozart
  type: MusicAlbum
  date published: 2024-06-23
popularity: 3
genre: classical
genre: classical-era
isrc code: GBAYD8400263
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/GBAYD8400263
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaacbc8c3ff82bde6246e402a702b32d9fb46060afcd7eb309ceee6e0cdca611. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400263.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Symphony No. 41 in C Major, K. 551 "Jupiter": IV. Molto allegro
  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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Mozart / Arr. Grieg for Two Pianos: Piano Sonata No. 16 in C Major, K. 545 "Semplice": I. Allegro (Live)
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duration: PT4M42S
duration ms: 282360
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Martha Argerich
by artist: Piotr Anderszewski
in album: The Best of Mozart
  type: MusicAlbum
  date published: 2024-06-23
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC0502402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4067b164f366eecd04d6d4f450e5c73bc7f83cc451e81f90c2aa01da6fa4a080. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502402.
  date published: 2026-07-08T03:53:27Z
audio: Mozart / Arr. Grieg for Two Pianos: Piano Sonata No. 16 in C Major, K. 545 "Semplice": I. Allegro (Live)
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Mozart: Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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duration: PT4M51S
duration ms: 291881
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Elisabeth Leonskaja
in album: The Best of Mozart
  type: MusicAlbum
  date published: 2024-06-23
popularity: 2
genre: classical
genre: classical-era
isrc code: GBAYC2101966
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
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Mozart: Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
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by artist: Wolfgang Amadeus Mozart
by artist: Daniel Barenboim
by artist: English Chamber Orchestra
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genre: classical
genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
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Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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duration: PT3M36S
duration ms: 216000
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by artist: Wolfgang Amadeus Mozart
by artist: Barry Tuckwell
by artist: Academy of St. Martin in the Fields
by artist: Sir Neville Marriner
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popularity: 2
genre: classical
genre: classical-era
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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
audio: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
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by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Sir Thomas Allen
by artist: Wiener Philharmoniker
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popularity: 1
genre: classical
genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 1: "Non più andrai, farfallone amoroso" (Figaro)
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Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
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by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Margaret Price
by artist: Wiener Philharmoniker
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popularity: 1
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genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 2: Cavatina. "Porgi, amor" (La Contessa)
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Mozart: Die Zauberflöte, K. 620, Act 2: "Pa-pa-pa-pa-pagena!" (Papageno, Papagena)
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duration: PT2M37S
duration ms: 157893
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by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: Brigitte Lindner
by artist: Wolfgang Brendel
by artist: Bavarian Radio Symphony Orchestra
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popularity: 1
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mozart: Die Zauberflöte, K. 620, Act 2: "Pa-pa-pa-pa-pagena!" (Papageno, Papagena)
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Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March
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by artist: Wolfgang Amadeus Mozart
by artist: Andrei Gavrilov
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popularity: 7
genre: classical
genre: classical-era
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March
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50 Best Mozart
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date published: 2019-04-05
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T20:41:57Z
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track: Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
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track: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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  genre: classical
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  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
track: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
track: Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
track: Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
track: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
track: Mozart: Le nozze di Figaro, K. 492: Sinfonia
track: Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March
track: Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ebbf9cfb05a1c224c48d652ab45b13897119c60b6902cae2df061247308c8f5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8701909.
date published: 2026-07-08T03:53:27Z

Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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additional property: Valence (Positivity)
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Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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duration: PT5M18S
duration ms: 318786
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by artist: Wolfgang Amadeus Mozart
by artist: Christian Zacharias
by artist: Bavarian Radio Symphony Orchestra
by artist: David Zinman
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genre: classical
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b9d2c5dadc2bfe92739c16140c0007a8127b8c4d7926d96dfd86b4be7d49b5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA348900083.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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duration: PT4M17S
duration ms: 257040
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by artist: Jeffrey Tate
by artist: English Chamber Orchestra
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popularity: 1
genre: classical
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additional property: CopyrightID
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e9ba89503842cae484d22709e469c88b8cfe06b5eccca3ae7d05fd27d556cda. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8400332.
  date published: 2026-07-08T08:56:20Z
audio: Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
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by artist: Franz Welser-Möst
by artist: Stockholm Chamber Orchestra
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popularity: 1
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mozart: Divertimento No. 17 in D Major, K. 334/320b: III. Menuetto - Trio
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Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
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by artist: English Chamber Orchestra
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popularity: 1
genre: classical
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additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
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by artist: Wiener Philharmoniker
by artist: Riccardo Muti
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mozart: Piano Sonata No. 11 in A Major, Op. 6 No. 2, K. 331 "Alla turca": III. Allegretto. Turkish March
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
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Riccardo Muti Conducts Mozart
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Wiener Philharmoniker - Mozart
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Le Nozze di Figaro, K. 492: Overture
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Le nozze di Figaro, K. 492, Act II: Vieni, cara Susanna (Contessa, Susanna, Figaro)
track: Die Zauberflöte, K. 620, Act I: Dies Bildnis ist bezaubernd schön (Tamino)
track: Die Zauberflöte, K. 620, Act I: Der Vogelfänger bin ich ja (Papageno)
track: Die Zauberflöte, K. 620, Act II: Der Hölle Rache kocht in meinem Herzen (Queen of the Night's Aria)

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Le nozze di Figaro, K. 492, Act II: Porgi, amor (Contessa)
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Die Zauberflöte, K. 620, Act I: Dies Bildnis ist bezaubernd schön (Tamino)
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Die Zauberflöte, K. 620, Act I: Der Vogelfänger bin ich ja (Papageno)
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Die Zauberflöte, K. 620, Act II: Der Hölle Rache kocht in meinem Herzen (Queen of the Night's Aria)
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  date published: 2026-07-08T08:56:20Z
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Mozart Love Songs
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German Opera
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Mozart - Opera Masterpieces
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Bach, J.S.: Mass in B minor
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date published: 1991-03-21

Stravinsky: Pulcinella; Petrushka
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date published: 1995-01-01
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9c0e94b295b2a28e65cdf8bb49aa770b98d3b18fb2850f088ecd486e3d5ce56. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079341801.
    date published: 2026-07-06T06:56:49Z
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track: Petrushka, K12 (1947 Version): Ib. Russian Dance
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T14:18:56Z
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  by artist: Igor Stravinsky
  by artist: Royal Concertgebouw Orchestra
  by artist: Riccardo Chailly
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  subject of: OpenTimestamps Proof of Existence
  audio: Petrushka, K12 (1947 Version): IVc. Dance of the Peasant and the Bear
track: Petrushka, K12 (1947 Version): IVd. The Jovial Merchant with 2 Gypsy Girls
track: Petrushka, K12 (1947 Version): IVe. Dance of the Coachmen and the Grooms
track: Petrushka, K12 (1947 Version): IVi. The Police and the Charlatan
track: Petrushka, K12 (1947 Version): IVj. Apparition of Petrushka's Ghost
track: Pulcinella Ballet in one Act: 1. Ouverture: Allegro moderato
track: Pulcinella Ballet in one Act: 3. Scherzino: Allegro
track: Pulcinella Ballet in one Act: 5. Andantino
track: Pulcinella Ballet in one Act: 9. Allegro - alla breve: "Con queste paroline"
track: Pulcinella Ballet in one Act: 10. Andante: "Sento dire no'ncè pace"
track: Pulcinella Ballet in one Act: 13. Allegro - alla breve
track: Pulcinella Ballet in one Act: 14. Tarantella
track: Pulcinella Ballet in one Act: 19. Tempo di minuetto: "Pupillette, fiammette d'amore"

OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x073a43cd83b5cc316a176da03f50360a04541591f06ed72b032da5a5537656e3. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079341808.
date published: 2026-07-08T03:22:41Z

Petrushka, K12 (1947 Version): IVc. Dance of the Peasant and the Bear
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Petrushka, K12 (1947 Version): IVd. The Jovial Merchant with 2 Gypsy Girls
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by artist: Riccardo Chailly
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Petrushka, K12 (1947 Version): IVd. The Jovial Merchant with 2 Gypsy Girls
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Petrushka, K12 (1947 Version): IVe. Dance of the Coachmen and the Grooms
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Petrushka, K12 (1947 Version): IVi. The Police and the Charlatan
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by artist: Riccardo Chailly
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Petrushka, K12 (1947 Version): IVi. The Police and the Charlatan
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Petrushka, K12 (1947 Version): IVj. Apparition of Petrushka's Ghost
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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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  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x093b0c1543967c67d729c44c081ccdd9065aa2585a2c076403d9952ba117480b. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079341815.
  date published: 2026-07-08T03:53:27Z
audio: Petrushka, K12 (1947 Version): IVj. Apparition of Petrushka's Ghost
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.122
  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: 0.4
  additional property: Energy
    type: PropertyValue
    value: 0.119
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.927
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.944
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.225
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.757
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 1. Ouverture: Allegro moderato
type: MusicRecording
duration: PT2M6S
duration ms: 126641
explicit: false
by artist: Igor Stravinsky
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244201
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:10:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xec7d5059be58623c48076ff34206f2490e99680f8a780e8ea2f57940a8b25bd7
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/GBF079244201
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec7d5059be58623c48076ff34206f2490e99680f8a780e8ea2f57940a8b25bd7. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244201.
  date published: 2026-07-08T03:22:41Z
audio: Pulcinella Ballet in one Act: 1. Ouverture: Allegro moderato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.465
  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: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.806
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.445
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.541
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 3. Scherzino: Allegro
type: MusicRecording
duration: PT1M52S
duration ms: 112570
explicit: false
by artist: Igor Stravinsky
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:22:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2dd2ade023093f6354a20920dbb180dd6904b58e15eaf92912bb1925f93ce9e3
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/GBF079244203
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dd2ade023093f6354a20920dbb180dd6904b58e15eaf92912bb1925f93ce9e3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244203.
  date published: 2026-07-02T03:55:08Z
audio: Pulcinella Ballet in one Act: 3. Scherzino: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.153
  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: 0.399
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.875
  additional property: Liveness
    type: PropertyValue
    value: 0.221
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.464
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.711
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 5. Andantino
type: MusicRecording
duration: PT1M11S
duration ms: 71640
explicit: false
by artist: Igor Stravinsky
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244205
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:43:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c43c9ce16dacd1013037af1a8bb440d24c2cb64735a22bce3d205019c75fa52
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957050
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957050
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244205
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:41:13Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c43c9ce16dacd1013037af1a8bb440d24c2cb64735a22bce3d205019c75fa52. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244205.
  date published: 2026-07-07T14:41:13Z
audio: Pulcinella Ballet in one Act: 5. Andantino
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.071
  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: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.035
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.164
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.424
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.099
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 9. Allegro - alla breve: "Con queste paroline"
type: MusicRecording
duration: PT2M16S
duration ms: 136733
explicit: false
by artist: Igor Stravinsky
by artist: William Shimell
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244209
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:26:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x95f5df4458971170751a353f5b18375ffde15e3355eb021143602c707f0534e0
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/GBF079244209
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95f5df4458971170751a353f5b18375ffde15e3355eb021143602c707f0534e0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244209.
  date published: 2026-07-08T03:20:19Z
audio: Pulcinella Ballet in one Act: 9. Allegro - alla breve: "Con queste paroline"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 188.489
  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: 0.332
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.351
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.531
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 10. Andante: "Sento dire no'ncè pace"
type: MusicRecording
duration: PT4M7S
duration ms: 247333
explicit: false
by artist: Igor Stravinsky
by artist: Anna Caterina Antonacci
by artist: Pietro Ballo
by artist: William Shimell
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:25:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d189608700140c2bd265675b604259eecdca7aea647083bbabfb6182d1ccd93
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/GBF079244210
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d189608700140c2bd265675b604259eecdca7aea647083bbabfb6182d1ccd93. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244210.
  date published: 2026-07-08T03:20:19Z
audio: Pulcinella Ballet in one Act: 10. Andante: "Sento dire no'ncè pace"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.648
  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: 0.129
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.027
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.093
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.375
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pulcinella Ballet in one Act: 13. Allegro - alla breve
type: MusicRecording
duration: PT1M11S
duration ms: 71773
explicit: false
by artist: Igor Stravinsky
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244213
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:57:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x714033f5e9c6cd48929126a15cf74aa630a648241b36d5cf85722e91cc7c1461
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244213
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x714033f5e9c6cd48929126a15cf74aa630a648241b36d5cf85722e91cc7c1461. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079244213.
  date published: 2026-07-08T03:53:27Z
audio: Pulcinella Ballet in one Act: 13. Allegro - alla breve
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.214
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.383
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.476
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.024
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Pulcinella Ballet in one Act: 14. Tarantella
type: MusicRecording
duration: PT1M11S
duration ms: 71066
explicit: false
by artist: Igor Stravinsky
by artist: Royal Concertgebouw Orchestra
by artist: Riccardo Chailly
in album: Stravinsky: Pulcinella; Petrushka
  type: MusicAlbum
  date published: 1995-01-01
isrc code: GBF079244214
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:51:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e5c232d1da5e3ce2db9456df5b555eff4a5f14604c64670997255757eca55d6
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/GBF079244214
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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Pulcinella Ballet in one Act: 19. Tempo di minuetto: "Pupillette, fiammette d'amore"
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Stravinsky: The Complete Ballets & Symphonies
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Amadeus: The Best of Mozart
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    date published: 2026-07-08T03:53:27Z
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Lambert: The Rio Grande, Summer's Last Will and Testament & Aubade héroïque
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Opera & Love Mozart
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Vaughan Williams A Sea Symphony
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Mozart: Don Giovanni Highlights
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Mozart: Don Giovanni Extraits
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Deutsche Oper
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Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)
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