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genre: classical
genre: opera
genre: orchestra
description: Bernard Johan Herman Haitink (; 4 March 1929 – 21 October 2021) was a Dutch conductor and violinist. He was the principal conductor of several international orchestras, beginning with the Royal Concer
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subject of: OpenTimestamps Proof of Existence
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album: Dvořák: Symphony No. 7; Slavonic Dances; Smetana: Vltava
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-31T15:20:15Z
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    subject of: OpenTimestamps Proof of Existence
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  track: Symphony No. 7 in D Minor, Op. 70, B. 141: IV. Finale. Allegro
  track: 8 Slavonic Dances, Op. 46: No. 8 in G Minor. Presto
album: Mahler: Symphony No. 2
album: Mahler: Symphony No.3
album: Beethoven: Piano Concerto No. 2 & Triple Concerto (Bonus Track Version)
album: Wagner: Das Rheingold
album: Wagner: Die Meistersinger von Nürnberg (Live)
album: Mozart: Le nozze di Figaro, K. 492
album: Mozart: Cosi fan tutte
album: Bernard Haitink - Homage
album: Mahler: Symphonies Nos. 3, 4 & 9 (Live)
album: Chorszenen und Konzertchöre in Rundfunkaufnahmen ab 1938
album: Petter Og Ulven / Dyrenes Karneval
album: Birlioz: La Damnation de Faust
album: Mahler: Symphony No. 4 in G Major, GMW 37 (Live at Philharmonie im Gasteig, Münich, 2005)
track: Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non più andrai, farfallone amoroso" (Figaro)
track: Mozart: Die Zauberflöte, K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
track: Vaughan Williams: The Lark Ascending
track: Die Zauberflöte, K. 620, Act I: O zitt're nicht (Queen of the Night)
track: Danse macabre, Op. 40
track: Violin Concerto In E Minor, Op. 64, MWV O14: 1. Allegro molto appassionato
track: Ouverture solennelle "1812," Op. 49
track: Così fan tutte K588, Act One, Scene Two
track: Also sprach Zarathustra, Op. 30: I. Prelude. Sunrise
track: Symphony No. 5 in C-Sharp Minor / Pt. 3: 4. Adagietto (Sehr langsam)
track: Violin Concerto In D, Op. 35, TH. 59: 1. Allegro moderato
track: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
track: Don Giovanni K527, ATTO SECONDO, Scena prima: Serenata: Deh vieni all finestra (Don Giovanni)

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Symphony No. 7 in D Minor, Op. 70, B. 141: III. Scherzo. Vivace
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:17:02Z
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Symphony No. 7 in D Minor, Op. 70, B. 141: IV. Finale. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T22:27:44Z
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8 Slavonic Dances, Op. 46: No. 8 in G Minor. Presto
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  date published: 2026-07-31T15:20:15Z
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  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.442
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.621
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mahler: Symphony No. 2
type: MusicAlbum
date published: 1994-01-01
track: Symphony No. 2 in C minor - "Resurrection": 1. Allegro maestoso. Mit durchaus ernstem und feierlichem Ausdruck
  type: MusicRecording
  duration: PT22M26S
  duration ms: 1346000
  explicit: false
  by artist: Gustav Mahler
  by artist: Berliner Philharmoniker
  by artist: Bernard Haitink
  in album: Mahler: Symphony No. 2
    type: MusicAlbum
    date published: 1994-01-01
  popularity: 2
  genre: classical
  genre: orchestra
  genre: orchestral
  isrc code: NLA509301101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T01:14:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f16f5312705d8f9921d964a46d8c8f137f16a93a9df9b73d38c640c8836efa1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960334
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960334
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509301101
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T02:19:15Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f16f5312705d8f9921d964a46d8c8f137f16a93a9df9b73d38c640c8836efa1. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/NLA509301101.
    date published: 2026-07-31T02:19:15Z
  audio: Symphony No. 2 in C minor - "Resurrection": 1. Allegro maestoso. Mit durchaus ernstem und feierlichem Ausdruck
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.39
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.14
    additional property: Energy
      type: PropertyValue
      value: 0.042
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.961
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.865
    additional property: Liveness
      type: PropertyValue
      value: 0.091
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.086
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.688
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Symphony No. 2 in C minor - "Resurrection": 3. Scherzo: In ruhig fliessender Bewegung
  type: MusicRecording
  duration: PT11M6S
  duration ms: 666000
  explicit: false
  by artist: Gustav Mahler
  by artist: Berliner Philharmoniker
  by artist: Bernard Haitink
  in album: Mahler: Symphony No. 2
    type: MusicAlbum
    date published: 1994-01-01
  popularity: 1
  genre: classical
  genre: orchestra
  genre: orchestral
  isrc code: NLA509301103
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T08:41:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbdb82175d8c2ecbe01020ff6c3bb15cdcc30bbd2d2c132f269717afae4f23b83
  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/NLA509301103
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdb82175d8c2ecbe01020ff6c3bb15cdcc30bbd2d2c132f269717afae4f23b83. 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/NLA509301103.
    date published: 2026-07-08T03:20:19Z
  audio: Symphony No. 2 in C minor - "Resurrection": 3. Scherzo: In ruhig fliessender Bewegung
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.344
    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: 0.257
    additional property: Energy
      type: PropertyValue
      value: 0.038
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.926
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.634
    additional property: Liveness
      type: PropertyValue
      value: 0.323
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.239
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.467
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Symphony No. 2 in C minor - "Resurrection": 2. Andante moderato. Sehr gemächlich
  type: MusicRecording
  duration: PT10M58S
  duration ms: 658000
  explicit: false
  by artist: Gustav Mahler
  by artist: Berliner Philharmoniker
  by artist: Bernard Haitink
  in album: Mahler: Symphony No. 2
    type: MusicAlbum
    date published: 1994-01-01
  popularity: 1
  genre: classical
  genre: orchestra
  genre: orchestral
  isrc code: NLA509301102
  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: Symphony No. 2 in C minor - "Resurrection": 2. Andante moderato. Sehr gemächlich
track: Symphony No. 2 in C minor - "Resurrection": 4. "O Röschen rot! Der Mensch liegt in grösster Not!" (Sehr feierlich aber schlicht) Text from Des Knaben Wunderhorn: "Urlicht"
track: Symphony No. 2 in C minor - "Resurrection": 5a. Im Tempo des Scherzos. Wild herausfahrend -
track: Symphony No. 2 in C minor - "Resurrection": 5c. Sehr langsam und gedehnt -
track: Symphony No. 2 in C minor - "Resurrection": 5e. "O glaube, mein Herz, o glaube" (Etwas bewegter) Text after F.G. Klopstock: "Auferstehung"

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-31T14:45:24+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xf372de6e7ee51dc6061e3e8145b04d982bdf0c85c3619fa9a66b0d27e5522c95

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 960418

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960418

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509301102

OTSTimestamp
type: PropertyValue
value: 2026-07-31T15:20:15Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf372de6e7ee51dc6061e3e8145b04d982bdf0c85c3619fa9a66b0d27e5522c95. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/NLA509301102.
date published: 2026-07-31T15:20:15Z

Symphony No. 2 in C minor - "Resurrection": 2. Andante moderato. Sehr gemächlich
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 103.154
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.168
additional property: Energy
  type: PropertyValue
  value: 0.017
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.929
additional property: Instrumentalness
  type: PropertyValue
  value: 0.013
additional property: Liveness
  type: PropertyValue
  value: 0.3
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.092
additional property: Loudness (dB)
  type: PropertyValue
  value: -30.636
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Symphony No. 2 in C minor - "Resurrection": 4. "O Röschen rot! Der Mensch liegt in grösster Not!" (Sehr feierlich aber schlicht) Text from Des Knaben Wunderhorn: "Urlicht"
type: MusicRecording
duration: PT5M14S
duration ms: 314000
explicit: false
by artist: Gustav Mahler
by artist: Jard van Nes
by artist: Ernst Senff Chor
by artist: Berliner Philharmoniker
by artist: Bernard Haitink
in album: Mahler: Symphony No. 2
  type: MusicAlbum
  date published: 1994-01-01
popularity: 2
genre: classical
genre: orchestra
genre: orchestral
isrc code: NLA509301104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T17:49:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee6780b208bb00386cfd4fc933293271f62e9c77e30c9223548eefc952c5b3a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960294
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960294
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509301104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:46:00Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee6780b208bb00386cfd4fc933293271f62e9c77e30c9223548eefc952c5b3a1. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), 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/NLA509301104.
  date published: 2026-07-30T18:46:00Z
audio: Symphony No. 2 in C minor - "Resurrection": 4. "O Röschen rot! Der Mensch liegt in grösster Not!" (Sehr feierlich aber schlicht) Text from Des Knaben Wunderhorn: "Urlicht"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.368
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.196
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.961
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 2 in C minor - "Resurrection": 5a. Im Tempo des Scherzos. Wild herausfahrend -
type: MusicRecording
duration: PT10M2S
duration ms: 602666
explicit: false
by artist: Gustav Mahler
by artist: Berliner Philharmoniker
by artist: Bernard Haitink
in album: Mahler: Symphony No. 2
  type: MusicAlbum
  date published: 1994-01-01
popularity: 1
genre: classical
genre: orchestra
genre: orchestral
isrc code: NLA509301105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T06:57:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ae73a6bc1e6bec848a7e2507bd4e61f92cccac1efcd7da707af5f6bf05e30d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960368
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509301105
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ae73a6bc1e6bec848a7e2507bd4e61f92cccac1efcd7da707af5f6bf05e30d8. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509301105.
  date published: 2026-07-31T08:26:41Z
audio: Symphony No. 2 in C minor - "Resurrection": 5a. Im Tempo des Scherzos. Wild herausfahrend -
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.356
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.186
  additional property: Energy
    type: PropertyValue
    value: 0.038
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.742
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.331
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 2 in C minor - "Resurrection": 5c. Sehr langsam und gedehnt -
type: MusicRecording
duration: PT2M25S
duration ms: 145506
explicit: false
by artist: Gustav Mahler
by artist: Berliner Philharmoniker
by artist: Bernard Haitink
in album: Mahler: Symphony No. 2
  type: MusicAlbum
  date published: 1994-01-01
popularity: 1
genre: classical
genre: orchestra
genre: orchestral
isrc code: NLA509301107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:29:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x12a94a0ce91a4b4c4922cd3337f4f4cd8fab4b35979145240724ea7edfcd0f8b
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/NLA509301107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12a94a0ce91a4b4c4922cd3337f4f4cd8fab4b35979145240724ea7edfcd0f8b. 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/NLA509301107.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 2 in C minor - "Resurrection": 5c. Sehr langsam und gedehnt -
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.72
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.083
  additional property: Energy
    type: PropertyValue
    value: 0.005
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.735
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.372
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.033
  additional property: Loudness (dB)
    type: PropertyValue
    value: -43.301
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Symphony No. 2 in C minor - "Resurrection": 5e. "O glaube, mein Herz, o glaube" (Etwas bewegter) Text after F.G. Klopstock: "Auferstehung"
type: MusicRecording
duration: PT8M43S
duration ms: 523733
explicit: false
by artist: Gustav Mahler
by artist: Sylvia McNair
by artist: Ernst Senff Chor
by artist: Berliner Philharmoniker
by artist: Bernard Haitink
in album: Mahler: Symphony No. 2
  type: MusicAlbum
  date published: 1994-01-01
popularity: 2
genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Symphony No. 2 in C minor - "Resurrection": 5e. "O glaube, mein Herz, o glaube" (Etwas bewegter) Text after F.G. Klopstock: "Auferstehung"
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Mahler: Symphony No.3
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date published: 1991-01-01
track: Symphony No. 3: I. Kräftig. Entschieden
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  genre: classical
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T20:22:46Z
  audio: Symphony No. 3: I. Kräftig. Entschieden
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track: Symphony No. 3: IV. Sehr langsam. Misterioso. O Mensch! Gib acht!
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden
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  subject of: OpenTimestamps Proof of Existence
  audio: Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden

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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-31T09:50:11Z

Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden
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Beethoven: Piano Concerto No. 2 & Triple Concerto (Bonus Track Version)
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date published: 2019-03-01
track: Piano Concerto No. 2 in B-Flat Major, Op. 19: I. Allegro con brio
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T02:19:15Z
  audio: Piano Concerto No. 2 in B-Flat Major, Op. 19: I. Allegro con brio
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T02:19:15Z
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track: Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
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  subject of: OpenTimestamps Proof of Existence
  audio: Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
track: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: I. Allegro
track: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: II. Largo
track: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: III. Rondo alla polacca

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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1824503

OTSTimestamp
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value: 2026-07-31T12:24:41Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedbb433d5c549f52a5ea1f267ac369c33500b176c69d6dd5c580da8c32f4c646. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBDGQ1824503.
date published: 2026-07-31T12:24:41Z

Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
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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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Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: I. Allegro
type: MusicRecording
duration: PT17M39S
duration ms: 1059413
explicit: false
by artist: Ludwig van Beethoven
by artist: London Symphony Orchestra
by artist: Gordan Nikolitch
by artist: Bernard Haitink
by artist: Tim Hugh
by artist: Lars Vogt
in album: Beethoven: Piano Concerto No. 2 & Triple Concerto (Bonus Track Version)
  type: MusicAlbum
  date published: 2019-03-01
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T16:33:26Z
audio: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: I. Allegro
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Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: II. Largo
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duration: PT5M2S
duration ms: 302040
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by artist: Ludwig van Beethoven
by artist: London Symphony Orchestra
by artist: Lars Vogt
by artist: Bernard Haitink
by artist: Tim Hugh
by artist: Gordan Nikolitch
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  type: MusicAlbum
  date published: 2019-03-01
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: GBDGQ1708102
additional property: CopyrightID
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb47b2c7308a63bf58404a2a65d7d8a216113b2885c5cb696428d9feb5b390579. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/GBDGQ1708102.
  date published: 2026-07-31T17:29:52Z
audio: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: II. Largo
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Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: III. Rondo alla polacca
type: MusicRecording
duration: PT13M13S
duration ms: 793893
explicit: false
by artist: Ludwig van Beethoven
by artist: London Symphony Orchestra
by artist: Lars Vogt
by artist: Bernard Haitink
by artist: Tim Hugh
by artist: Gordan Nikolitch
in album: Beethoven: Piano Concerto No. 2 & Triple Concerto (Bonus Track Version)
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  date published: 2019-03-01
popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
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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
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af8076674bf40a2cbcecf5f498934d756964571630c873c1b8af41a605a944e. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/GBDGQ1708103.
  date published: 2026-07-31T19:53:13Z
audio: Triple Concerto in C Major for Piano, Violin and Cello, Op. 56: III. Rondo alla polacca
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Wagner: Das Rheingold
type: MusicAlbum
date published: 1989

Wagner: Die Meistersinger von Nürnberg (Live)
type: MusicAlbum
date published: 2014-10-28

Mozart: Le nozze di Figaro, K. 492
type: MusicAlbum
date published: 1988-01-01
track: Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non più andrai, farfallone amoroso" (Figaro)
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  duration ms: 221626
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  by artist: Claudio Desderi
  by artist: London Philharmonic Orchestra
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    type: MusicAlbum
    date published: 1988-01-01
  popularity: 14
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC8704496
  additional property: CopyrightID
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8704496
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-02T03:55:08Z
  audio: Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non più andrai, farfallone amoroso" (Figaro)
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Mozart: Cosi fan tutte
type: MusicAlbum
date published: 2008-08-04
track: Mozart: Così fan tutte, K. 588: Sinfonia (Andante - Presto)
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  duration: PT4M32S
  duration ms: 272266
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  by artist: Wolfgang Amadeus Mozart
  by artist: London Philharmonic Orchestra & Bernard Haitink
  by artist: Bernard Haitink
  by artist: London Philharmonic Orchestra
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    type: MusicAlbum
    date published: 2008-08-04
  popularity: 1
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC8602936
  additional property: CopyrightID
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-08T03:20:19Z
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track: Mozart: Così fan tutte, K. 588, Act 1 Scene 15: "Ah che del sole il raggio" (Fiordiligi, Dorabella, Ferrando, Guglielmo, Don Alfonso, Despina)
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  duration: PT4M37S
  duration ms: 277306
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  by artist: Wolfgang Amadeus Mozart
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    date published: 2008-08-04
  popularity: 1
  genre: classical
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  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC8602978
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 15: "Ah che del sole il raggio" (Fiordiligi, Dorabella, Ferrando, Guglielmo, Don Alfonso, Despina)
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track: Mozart: Così fan tutte, K. 588, Act 1 Scene 1: No. 1, Terzetto, "La mia Dorabella capace non è" (Ferrando, Guglielmo, Don Alfonso)
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  by artist: Bernard Haitink
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  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
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  subject of: OpenTimestamps Proof of Existence
  audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 1: No. 1, Terzetto, "La mia Dorabella capace non è" (Ferrando, Guglielmo, Don Alfonso)
track: Mozart: Così fan tutte, K. 588, Act 1 Scene 2: No. 4, Duetto, "Ah guarda, sorella" (Fiordiligi, Dorabella)
track: Mozart: Così fan tutte, K. 588, Act 1 Scene 4: No. 6, Quintetto, "Sento, o Dio, che questo piede" (Guglielmo, Ferrando, Don Alfonso, Fiordiligi, Dorabella)
track: Mozart: Così fan tutte, K. 588, Act 1 Scene 11: No. 13, Sestetto, "Alla bella Despinetta" (Don Alfonso, Ferrando, Guglielmo, Despina, Fiordiligi, Dorabella)
track: Mozart: Così fan tutte, K. 588, Act 1 Scene 11: No. 14, Aria, "Come scoglio" (Fiordiligi)
track: Mozart: Così fan tutte, K. 588, Act 1 Scene 12: No. 17, Aria, "Un'aura amorosa del nostro tesoro" (Ferrando)

Mozart: Cosi fan tutte
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date published: 2008-08-04

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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ba40ba055b410579f18ce2e4500d29aba2dffee8135ff4315232b637ad71f02. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/GBAYC8602939.
date published: 2026-07-31T15:20:15Z

Mozart: Così fan tutte, K. 588, Act 1 Scene 1: No. 1, Terzetto, "La mia Dorabella capace non è" (Ferrando, Guglielmo, Don Alfonso)
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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Mozart: Così fan tutte, K. 588, Act 1 Scene 2: No. 4, Duetto, "Ah guarda, sorella" (Fiordiligi, Dorabella)
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duration: PT4M54S
duration ms: 294800
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by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness/Delores Ziegler/London Philharmonic Orchestra/Bernard Haitink
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: Mozart: Cosi fan tutte
  type: MusicAlbum
  date published: 2008-08-04
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602945
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8602945
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d48b772d5ad395ea0a34bb2234bfe75bee641706445d2d9282bc5ead75b1f40. 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/GBAYC8602945.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 2: No. 4, Duetto, "Ah guarda, sorella" (Fiordiligi, Dorabella)
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Mozart: Così fan tutte, K. 588, Act 1 Scene 4: No. 6, Quintetto, "Sento, o Dio, che questo piede" (Guglielmo, Ferrando, Don Alfonso, Fiordiligi, Dorabella)
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: Mozart: Cosi fan tutte
  type: MusicAlbum
  date published: 2008-08-04
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602949
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60a017d48d44bd6972123ea628a223bbba6cba1a906ebf9ef2e542d5564f5a66. 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/GBAYC8602949.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 4: No. 6, Quintetto, "Sento, o Dio, che questo piede" (Guglielmo, Ferrando, Don Alfonso, Fiordiligi, Dorabella)
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  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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Mozart: Così fan tutte, K. 588, Act 1 Scene 11: No. 13, Sestetto, "Alla bella Despinetta" (Don Alfonso, Ferrando, Guglielmo, Despina, Fiordiligi, Dorabella)
type: MusicRecording
duration: PT4M33S
duration ms: 273133
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: Mozart: Cosi fan tutte
  type: MusicAlbum
  date published: 2008-08-04
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602966
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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  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8602966
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a122f41f1466c968f08ee68d3c8339c5576fd25dffa59d7298458de50fc154e. 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/GBAYC8602966.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 11: No. 13, Sestetto, "Alla bella Despinetta" (Don Alfonso, Ferrando, Guglielmo, Despina, Fiordiligi, Dorabella)
  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: Così fan tutte, K. 588, Act 1 Scene 11: No. 14, Aria, "Come scoglio" (Fiordiligi)
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duration: PT4M36S
duration ms: 276440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: Mozart: Cosi fan tutte
  type: MusicAlbum
  date published: 2008-08-04
popularity: 3
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602969
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0c9500eee71e3a2fdf713cc25765a31ca50b5a119cd1dc24c0a4765fc92cd4d. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/GBAYC8602969.
  date published: 2026-07-30T22:27:30Z
audio: Mozart: Così fan tutte, K. 588, Act 1 Scene 11: No. 14, Aria, "Come scoglio" (Fiordiligi)
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Mozart: Così fan tutte, K. 588, Act 1 Scene 12: No. 17, Aria, "Un'aura amorosa del nostro tesoro" (Ferrando)
type: MusicRecording
duration: PT4M42S
duration ms: 282933
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: John Aler
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: Mozart: Cosi fan tutte
  type: MusicAlbum
  date published: 2008-08-04
popularity: 7
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602974
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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: 2026-07-29T13:09:35Z
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Bernard Haitink - Homage
type: MusicAlbum
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Mahler: Symphonies Nos. 3, 4 & 9 (Live)
type: MusicAlbum
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Chorszenen und Konzertchöre in Rundfunkaufnahmen ab 1938
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  by artist: Saxon State Opera Chorus, Dresden
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T21:25:57Z
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  subject of: OpenTimestamps Proof of Existence
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track: Carmen, WD 31 (Highlights Sung in German): Habanera. Ja, die Liebe hat bunte Flügel

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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x004b915f359d5c4d95541434d2757870f19388669f5d230206090085b9b911cd. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD61703111.
date published: 2026-07-31T10:20:10Z

Carmen, WD 31 (Highlights Sung in German): Diese Menge, im Gedrange!
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Carmen, WD 31 (Highlights Sung in German): Habanera. Ja, die Liebe hat bunte Flügel
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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: 2026-07-31T10:06:30Z
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Petter Og Ulven / Dyrenes Karneval
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Birlioz: La Damnation de Faust
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Mahler: Symphony No. 4 in G Major, GMW 37 (Live at Philharmonie im Gasteig, Münich, 2005)
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by artist: London Philharmonic Orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd9a9d07c43c9a816fba793b0176a11931b67f991e5620711c21a65bf3b7f079. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8100313.
  date published: 2026-06-13T12:47:07Z
audio: Mozart: Die Zauberflöte, K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Königin der Nacht)
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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
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  additional property: Energy
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    value: 0.202
  additional property: Speechiness
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    value: 0.064
  additional property: Acousticness
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    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.149
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.16
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.127
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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Vaughan Williams: The Lark Ascending
type: MusicRecording
duration: PT13M33S
duration ms: 813560
explicit: false
by artist: Ralph Vaughan Williams
by artist: Bernard Haitink
by artist: Sarah Chang
by artist: London Philharmonic Orchestra
in album: Ralph Vaughan Williams - The Lark Ascending; Tallis Fantasia
  type: MusicAlbum
  date published: 2010-07-05
popularity: 23
isrc code: GBAYC9402005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:44:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c23374441392aac24b4a160d419b640215fe4822158910483545d6a876fe16c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9402005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c23374441392aac24b4a160d419b640215fe4822158910483545d6a876fe16c. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9402005.
  date published: 2026-06-13T13:32:09Z
audio: Vaughan Williams: The Lark Ascending
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.162
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.123
  additional property: Energy
    type: PropertyValue
    value: 0.02
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.343
  additional property: Liveness
    type: PropertyValue
    value: 0.061
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.642
  additional property: Key Name
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  additional property: Mode Name
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    value: Minor

Die Zauberflöte, K. 620, Act I: O zitt're nicht (Queen of the Night)
type: MusicRecording
duration: PT5M2S
duration ms: 302000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Edita Gruberova
by artist: Bernard Haitink
by artist: Bavarian Radio Symphony Orchestra
by artist: Edita Gruberova/Symphonieorchester des Bayerischen Rundfunks/Bernard Haitink
in album: Opera By Mozart
  type: MusicAlbum
  date published: 2020-10-27
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8100337
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:02:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x746015e120ff2ba0688e68e14e90cc5c072bb30eae5dfa59721400f794b7dda3
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/GBAYC8100337
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x746015e120ff2ba0688e68e14e90cc5c072bb30eae5dfa59721400f794b7dda3. 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/GBAYC8100337.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: O zitt're nicht (Queen of the Night)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.455
  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: 0.369
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.237
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Danse macabre, Op. 40
type: MusicRecording
duration: PT7M25S
duration ms: 445000
explicit: false
by artist: Camille Saint-Saëns
by artist: Herman Krebbers
by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: The Best of Saint-Saëns
  type: MusicAlbum
  date published: 1994-01-01
popularity: 14
genre: classical
genre: late-romantic-era
genre: french-romanticism
isrc code: NLA506200571
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:51:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75d2bcd15766a745836e077fa2cb508fc3286d92a8088f0921f98b3c185b420d
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/NLA506200571
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75d2bcd15766a745836e077fa2cb508fc3286d92a8088f0921f98b3c185b420d. 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/NLA506200571.
  date published: 2026-07-02T03:55:08Z
audio: Danse macabre, Op. 40
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.157
  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: 0.415
  additional property: Energy
    type: PropertyValue
    value: 0.205
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.809
  additional property: Liveness
    type: PropertyValue
    value: 0.06
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.466
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Violin Concerto In E Minor, Op. 64, MWV O14: 1. Allegro molto appassionato
type: MusicRecording
duration: PT3M19S
duration ms: 199000
explicit: false
by artist: Felix Mendelssohn
by artist: Henryk Szeryng
by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 11
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
genre: chamber-music
isrc code: NLA507501107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:59:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x930a68d1f7d5adcf5b266a7383947ae60c129a0a85f244008a5aec6526a2e3e2
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/NLA507501107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x930a68d1f7d5adcf5b266a7383947ae60c129a0a85f244008a5aec6526a2e3e2. 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/NLA507501107.
  date published: 2026-07-02T03:55:08Z
audio: Violin Concerto In E Minor, Op. 64, MWV O14: 1. Allegro molto appassionato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.309
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.45
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.47
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.363
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Ouverture solennelle "1812," Op. 49
type: MusicRecording
duration: PT2M31S
duration ms: 151000
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
  type: MusicAlbum
  date published: 1998-01-01
popularity: 10
isrc code: NLA507201067
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T03:36:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13e6fd95116d2c2b27adcd9299ad2ead8576a47ac0e10764cf44483ebd7467f9
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/NLA507201067
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13e6fd95116d2c2b27adcd9299ad2ead8576a47ac0e10764cf44483ebd7467f9. 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/NLA507201067.
  date published: 2026-07-06T06:56:49Z
audio: Ouverture solennelle "1812," Op. 49
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.097
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.82
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.723
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.98
  additional property: Liveness
    type: PropertyValue
    value: 0.24
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.104
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.05
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
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Così fan tutte K588, Act One, Scene Two
type: MusicRecording
duration: PT3M2S
duration ms: 182907
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Carol Vaness
by artist: Claudio Desderi
by artist: Delores Ziegler
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: LIBERAL ARTS (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2012-09-14
popularity: 9
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC8602958
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x26ffc736061c59ad9c7a2fc80aae26aa5d54051b1636928c71e79d13739d129d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960106
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960106
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8602958
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:41:21Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26ffc736061c59ad9c7a2fc80aae26aa5d54051b1636928c71e79d13739d129d. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/GBAYC8602958.
  date published: 2026-07-29T12:41:21Z
audio: Così fan tutte K588, Act One, Scene Two
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.004
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  additional property: Energy
    type: PropertyValue
    value: 0.082
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.88
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
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Also sprach Zarathustra, Op. 30: I. Prelude. Sunrise
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by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
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popularity: 9
genre: classical
genre: opera
genre: orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T23:39:29Z
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Symphony No. 5 in C-Sharp Minor / Pt. 3: 4. Adagietto (Sehr langsam)
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duration: PT4M31S
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by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
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popularity: 8
genre: classical
genre: orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T12:41:21Z
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Violin Concerto In D, Op. 35, TH. 59: 1. Allegro moderato
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by artist: Henryk Szeryng
by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
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popularity: 7
isrc code: NLA507501108
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T13:38:16Z
audio: Violin Concerto In D, Op. 35, TH. 59: 1. Allegro moderato
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Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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duration: PT7M5S
duration ms: 425000
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by artist: Royal Concertgebouw Orchestra
by artist: Bernard Haitink
in album: 100 Classical Favourites
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popularity: 7
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
audio: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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Don Giovanni K527, ATTO SECONDO, Scena prima: Serenata: Deh vieni all finestra (Don Giovanni)
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by artist: London Philharmonic Orchestra
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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: Don Giovanni K527, ATTO SECONDO, Scena prima: Serenata: Deh vieni all finestra (Don Giovanni)
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