Tareq Nazmi
type: MusicGroup
popularity: 14
followers: 74
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdf49db96f7aae77956026dd0492a426b8ab8e8b07b478b23e8faa9f86a02a4f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953777
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953777
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/cf98c053-6adb-428a-a97b-842b07052c0d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/cf98c053-6adb-428a-a97b-842b07052c0d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/cf98c053-6adb-428a-a97b-842b07052c0d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:52:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin 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 0xcdf49db96f7aae77956026dd0492a426b8ab8e8b07b478b23e8faa9f86a02a4f. Chain 2 (Bitcoin): anchored in block 953777 (2026-06-15T11:52:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cf98c053-6adb-428a-a97b-842b07052c0d.json and https://artists.proofprofile.net/proofs/artist/cf98c053-6adb-428a-a97b-842b07052c0d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:52:51Z
  text: {"copyright_id":"0xcdf49db96f7aae77956026dd0492a426b8ab8e8b07b478b23e8faa9f86a02a4f","name":"Tareq Nazmi","registered_at":"2026-06-15T02:18:58Z","symbol":"NIM0651209","token_address":"0xe0da0fbfa0e623d0daba3f3a74727f70354df1e6","type":"artist","uuid":"cf98c053-6adb-428a-a97b-842b07052c0d"}
album: Beethoven: Complete Symphonies
  type: MusicAlbum
  date published: 2019-04-12
album: Beethoven: Leonore
  type: MusicAlbum
  date published: 2019-11-29
album: Beethoven: Complete Symphonies (Live)
  type: MusicAlbum
  date published: 2023-09-15
  track: Symphony No. 1 in C Major, Op. 21: II. Andante cantabile con moto - Live
    type: MusicRecording
    duration: PT6M38S
    duration ms: 398560
    explicit: false
    by artist: Ludwig van Beethoven
    by artist: Zubin Mehta
    by artist: Orchestra del Maggio Musicale Fiorentino
    in album: Beethoven: Complete Symphonies (Live)
      type: MusicAlbum
      date published: 2023-09-15
    genre: classical
    genre: classical-piano
    genre: chamber-music
    isrc code: ITN322321097
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T17:09:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4f7428fa9938c41cd180a68125c13c1e90d1155caaa701bec9ea9886b98a1dc9
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959159
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959159
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITN322321097
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T20:08:49Z
    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 0x4f7428fa9938c41cd180a68125c13c1e90d1155caaa701bec9ea9886b98a1dc9. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T20:08:49Z), 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/ITN322321097.
      date published: 2026-07-22T20:08:49Z
    audio: Symphony No. 1 in C Major, Op. 21: II. Andante cantabile con moto - Live
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.861
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.298
      additional property: Energy
        type: PropertyValue
        value: 0.01
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      additional property: Acousticness
        type: PropertyValue
        value: 0.944
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.082
      additional property: Liveness
        type: PropertyValue
        value: 0.069
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.078
      additional property: Loudness (dB)
        type: PropertyValue
        value: -32.925
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        type: PropertyValue
        value: F
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        type: PropertyValue
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album: Haydn: Die Schöpfung
  type: MusicAlbum
  date published: 2024-05-03
album: Mayr: Missa in C Minor; Stabat Matar
  type: MusicAlbum
  date published: 2017-02-01
album: Mozart: Requiem in D Minor, K. 626 mit Werkeinführung (Live)
  type: MusicAlbum
  date published: 2020-10-02
album: Bach: St. John Passion, BWV 245
  type: MusicAlbum
  date published: 2019-03-01
album: Johann Sebastian Bach: Johannes-Passion, BWV 245
  type: MusicAlbum
  date published: 2016-02-05
album: Mozart: Great Mass in C Minor
  type: MusicAlbum
  date published: 2013-06-28
album: Mozart: Requiem in D Minor, K. 626 - Neukomm: Libera me, Domine (Live)
  type: MusicAlbum
  date published: 2021-08-06
  track: Requiem in D Minor, K. 626 "Missa pro defunctis": VI. Benedictus (Live)
    type: MusicRecording
    duration: PT4M40S
    duration ms: 280629
    explicit: false
    by artist: Wolfgang Amadeus Mozart
    by artist: Christina Landshamer
    by artist: Sophie Harmsen
    by artist: Julian Prégardien
    by artist: Tareq Nazmi
    by artist: Akademie für Alte Musik Berlin
    by artist: Howard Arman
    in album: Mozart: Requiem in D Minor, K. 626 - Neukomm: Libera me, Domine (Live)
      type: MusicAlbum
      date published: 2021-08-06
    genre: classical
    genre: classical-era
    isrc code: DELW72092531
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6ce369499071375e0901f7e688857568a0a26d248f397493841c71a808daf2de
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957118
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELW72092531
    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
    audio: Requiem in D Minor, K. 626 "Missa pro defunctis": VI. Benedictus (Live)
  track: Libera me, Domine (After Mozart's K. 626): III. Quando coeli movendi sunt [Live]
album: Orff: Orpheus
album: Bach: Soli Deo Gloria
album: Dvořák: Stabat Mater, Op. 58, B. 71 (1876) [Live]
album: Lieder im Volkston
album: Debussy & Hahn: Vocal Works
album: Mozart: Die Zauberflöte
album: The Very Best of Beethoven
album: Bruckner: Mass No. 2 in E Minor & Te Deum
album: Beethoven: Missa solemnis in D Major, Op. 123: IV. Sanctus: No. 1, Sanctus
album: Beethoven: Missa solemnis in D Major, Op. 123
album: Ullmann: Der Kaiser von Atlantis, Op. 49b "Die Tod-Verweigerung" (Live at Prinzregenten Theater, Munich 10/10/2021)
album: Weber: Silvana, J. 87 (Original Version) [Live]
album: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral"
album: Beethoven Symphony No. 9 in D minor Op. 125 (“Choral”), Presto. “O Freunde, nicht diese Töne!” (Ode to Joy) [Symphonic]

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ce369499071375e0901f7e688857568a0a26d248f397493841c71a808daf2de. 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/DELW72092531.
date published: 2026-07-08T03:20:19Z

Requiem in D Minor, K. 626 "Missa pro defunctis": VI. Benedictus (Live)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 119.601
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: 0.24
additional property: Energy
  type: PropertyValue
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
  type: PropertyValue
  value: 0.973
additional property: Instrumentalness
  type: PropertyValue
  value: 0.004
additional property: Liveness
  type: PropertyValue
  value: 0.129
additional property: Valence (Positivity)
  type: PropertyValue
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additional property: Loudness (dB)
  type: PropertyValue
  value: -22.642
additional property: Key Name
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  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

Libera me, Domine (After Mozart's K. 626): III. Quando coeli movendi sunt [Live]
type: MusicRecording
duration: PT0M38S
duration ms: 38643
explicit: false
by artist: Sigismund Neukomm
by artist: Bavarian Radio Chorus
by artist: Akademie für Alte Musik Berlin
by artist: Howard Arman
in album: Mozart: Requiem in D Minor, K. 626 - Neukomm: Libera me, Domine (Live)
  type: MusicAlbum
  date published: 2021-08-06
isrc code: DELW72092536
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:11:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c588553f5871c67c0433d382acf327260c6892d8c8c35fa473913d26e402f49
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELW72092536
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x2c588553f5871c67c0433d382acf327260c6892d8c8c35fa473913d26e402f49. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELW72092536.
  date published: 2026-07-31T18:48:12Z
audio: Libera me, Domine (After Mozart's K. 626): III. Quando coeli movendi sunt [Live]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.605
  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: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.331
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.041
  additional property: Liveness
    type: PropertyValue
    value: 0.556
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.144
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.212
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Orff: Orpheus
type: MusicAlbum
date published: 2011-08-02

Bach: Soli Deo Gloria
type: MusicAlbum
date published: 2016-10-07

Dvořák: Stabat Mater, Op. 58, B. 71 (1876) [Live]
type: MusicAlbum
date published: 2019-10-04

Lieder im Volkston
type: MusicAlbum
date published: 2017-07-21
track: Waldeinsamkeit
  type: MusicRecording
  duration: PT1M28S
  duration ms: 88360
  explicit: false
  by artist: Max Reger
  by artist: Regula Mühlemann
  by artist: Adrian Baianu
  in album: Lieder im Volkston
    type: MusicAlbum
    date published: 2017-07-21
  popularity: 18
  isrc code: DEU921706801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T15:54:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xddf38f7fb8766a6556b662ed67eb5ebffa96b44aedb7b158bea2a7729e53d490
  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/DEU921706801
  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 0xddf38f7fb8766a6556b662ed67eb5ebffa96b44aedb7b158bea2a7729e53d490. 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/DEU921706801.
    date published: 2026-07-02T03:55:08Z
  audio: Waldeinsamkeit
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 121.017
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.398
    additional property: Energy
      type: PropertyValue
      value: 0.068
    additional property: Speechiness
      type: PropertyValue
      value: 0.053
    additional property: Acousticness
      type: PropertyValue
      value: 0.989
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.104
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.341
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.942
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Debussy & Hahn: Vocal Works
type: MusicAlbum
date published: 2022-01-07

Mozart: Die Zauberflöte
type: MusicAlbum
date published: 2019-08-02
track: Die Zauberflöte, K. 620: Ouverture
  type: MusicRecording
  duration: PT6M0S
  duration ms: 360906
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Jory Vinikour
  by artist: Chamber Orchestra of Europe
  by artist: Yannick Nézet-Séguin
  in album: Mozart: Die Zauberflöte
    type: MusicAlbum
    date published: 2019-08-02
  genre: classical
  genre: classical-era
  isrc code: DEN961831101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:29:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa9d0c2099c944a5e10c1d59ec8637bb464092a5959a987f230b1a7d138f5f0ae
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831101
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9d0c2099c944a5e10c1d59ec8637bb464092a5959a987f230b1a7d138f5f0ae. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831101.
    date published: 2026-07-02T03:30:09Z
  audio: Die Zauberflöte, K. 620: Ouverture
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
      value: 0.444
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.938
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.884
    additional property: Liveness
      type: PropertyValue
      value: 0.156
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.196
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.143
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Die Zauberflöte, K. 620 / Act 1: "Zu Hilfe!"
  type: MusicRecording
  duration: PT5M57S
  duration ms: 357240
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Klaus Florian Vogt
  by artist: Johanni van Oostrum
  by artist: Corinna Scheurle
  by artist: Claudia Huckle
  by artist: Jory Vinikour
  by artist: Chamber Orchestra of Europe
  by artist: Yannick Nézet-Séguin
  in album: Mozart: Die Zauberflöte
    type: MusicAlbum
    date published: 2019-08-02
  genre: classical
  genre: classical-era
  isrc code: DEN961831102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T17:54:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x71e5914e69f0480e1991d1efc7eed177e8a5c7df549c4aa35047f36ba02485a3
  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/DEN961831102
  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 0x71e5914e69f0480e1991d1efc7eed177e8a5c7df549c4aa35047f36ba02485a3. 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/DEN961831102.
    date published: 2026-07-02T03:55:08Z
  audio: Die Zauberflöte, K. 620 / Act 1: "Zu Hilfe!"
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 102.486
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.364
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
      value: 0.058
    additional property: Acousticness
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -20.797
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Die Zauberflöte, K. 620 / Act 1: "Der Vogelfänger bin ich ja"
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170293
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Rolando Villazón
  by artist: Jory Vinikour
  by artist: Chamber Orchestra of Europe
  by artist: Yannick Nézet-Séguin
  in album: Mozart: Die Zauberflöte
    type: MusicAlbum
    date published: 2019-08-02
  genre: classical
  genre: classical-era
  isrc code: DEN961831104
  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: Die Zauberflöte, K. 620 / Act 1: "Der Vogelfänger bin ich ja"
track: Die Zauberflöte, K. 620 / Act 1: "He da!"
track: Die Zauberflöte, K. 620 / Act 1: "Dies Bildnis ist bezaubernd schön"
track: Die Zauberflöte, K. 620 / Act 1: "O zittre nicht, mein lieber Sohn"
track: Die Zauberflöte, K. 620 / Act 1: "Zum Leiden bin ich auserkoren"
track: Die Zauberflöte, K. 620 / Act 1: "Hm! hm! hm!"
track: Die Zauberflöte, K. 620 / Act 1: "Bei Männern, welche Liebe fühlen"
track: Die Zauberflöte, K. 620 / Act 1: "Zum Ziele führt dich diese Bahn"
track: Die Zauberflöte, K. 620 / Act 1: "Die Weisheitslehre dieser Knaben"
track: Die Zauberflöte, K. 620 / Act 1: "Ha! Hab' ich euch noch erwischt!"
track: Die Zauberflöte, K. 620 / Act 2: "Der Hölle Rache kocht in meinem Herzen"

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-19T09:31:24+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x45a8cedc5c143f6fd8510b970cbdced678a3408eecb860bc48943cd2bf5b3d41

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831104

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45a8cedc5c143f6fd8510b970cbdced678a3408eecb860bc48943cd2bf5b3d41. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831104.
date published: 2026-07-02T03:30:09Z

Die Zauberflöte, K. 620 / Act 1: "Der Vogelfänger bin ich ja"
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 98.818
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
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additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.412
additional property: Energy
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
  type: PropertyValue
  value: 0.864
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
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additional property: Valence (Positivity)
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  value: 0.418
additional property: Loudness (dB)
  type: PropertyValue
  value: -24.473
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Die Zauberflöte, K. 620 / Act 1: "He da!"
type: MusicRecording
duration: PT2M32S
duration ms: 152466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rolando Villazón
by artist: Klaus Florian Vogt
by artist: Johanni van Oostrum
by artist: Corinna Scheurle
by artist: Claudia Huckle
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2019-08-02
genre: classical
genre: classical-era
isrc code: DEN961831105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc993ed195f706c63e80b6db93aca5ccb327e86814a6bddc4a3c30a261ec71c0
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/DEN961831105
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 0xbc993ed195f706c63e80b6db93aca5ccb327e86814a6bddc4a3c30a261ec71c0. 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/DEN961831105.
  date published: 2026-07-06T06:56:49Z
audio: Die Zauberflöte, K. 620 / Act 1: "He da!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 177.239
  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: 0.511
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.901
  additional property: Acousticness
    type: PropertyValue
    value: 0.654
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.536
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.309
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.038
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620 / Act 1: "Dies Bildnis ist bezaubernd schön"
type: MusicRecording
duration: PT3M43S
duration ms: 223586
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Klaus Florian Vogt
by artist: Jory Vinikour
by artist: Chamber Orchestra of Europe
by artist: Yannick Nézet-Séguin
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2019-08-02
genre: classical
genre: classical-era
isrc code: DEN961831106
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:52:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x240669e35c3257115f151e4e361bf83f0ad425c0b7f13e8d311dd0f8c3687176
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/DEN961831106
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 0x240669e35c3257115f151e4e361bf83f0ad425c0b7f13e8d311dd0f8c3687176. 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/DEN961831106.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620 / Act 1: "Dies Bildnis ist bezaubernd schön"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.363
  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: 0.253
  additional property: Energy
    type: PropertyValue
    value: 0.073
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.818
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.149
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620 / Act 1: "O zittre nicht, mein lieber Sohn"
type: MusicRecording
duration: PT1M4S
duration ms: 64226
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Albina Shagimuratova
by artist: Jory Vinikour
by artist: Chamber Orchestra of Europe
by artist: Yannick Nézet-Séguin
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2019-08-02
genre: classical
genre: classical-era
isrc code: DEN961831108
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:53:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x72aea3f93855fe53674154c1d514c46064c97d877a33fd103508aba9679b35f2
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/DEN961831108
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 0x72aea3f93855fe53674154c1d514c46064c97d877a33fd103508aba9679b35f2. 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/DEN961831108.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620 / Act 1: "O zittre nicht, mein lieber Sohn"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.144
  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: 0.373
  additional property: Energy
    type: PropertyValue
    value: 0.071
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.917
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.158
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.749
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620 / Act 1: "Zum Leiden bin ich auserkoren"
type: MusicRecording
duration: PT3M27S
duration ms: 207493
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Albina Shagimuratova
by artist: Jory Vinikour
by artist: Chamber Orchestra of Europe
by artist: Yannick Nézet-Séguin
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2019-08-02
genre: classical
genre: classical-era
isrc code: DEN961831109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:57:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e831dc533bcda9bd1cba8affa3635076b58d3133465ef129b98b678e107be5a
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/DEN961831109
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 0x8e831dc533bcda9bd1cba8affa3635076b58d3133465ef129b98b678e107be5a. 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/DEN961831109.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620 / Act 1: "Zum Leiden bin ich auserkoren"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.424
  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: 0.37
  additional property: Energy
    type: PropertyValue
    value: 0.158
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.909
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.071
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.747
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620 / Act 1: "Hm! hm! hm!"
type: MusicRecording
duration: PT5M36S
duration ms: 336000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rolando Villazón
by artist: Klaus Florian Vogt
by artist: Johanni van Oostrum
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by artist: Jory Vinikour
by artist: Chamber Orchestra of Europe
by artist: Yannick Nézet-Séguin
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620 / Act 1: "Bei Männern, welche Liebe fühlen"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Die Zauberflöte, K. 620 / Act 1: "Bei Männern, welche Liebe fühlen"
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Die Zauberflöte, K. 620 / Act 1: "Zum Ziele führt dich diese Bahn"
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by artist: Chamber Orchestra of Europe
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Die Zauberflöte, K. 620 / Act 1: "Zum Ziele führt dich diese Bahn"
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Die Zauberflöte, K. 620 / Act 1: "Die Weisheitslehre dieser Knaben"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
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Die Zauberflöte, K. 620 / Act 1: "Ha! Hab' ich euch noch erwischt!"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T20:01:39Z
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Die Zauberflöte, K. 620 / Act 2: "Der Hölle Rache kocht in meinem Herzen"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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The Very Best of Beethoven
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Bruckner: Mass No. 2 in E Minor & Te Deum
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Beethoven: Missa solemnis in D Major, Op. 123: IV. Sanctus: No. 1, Sanctus
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Beethoven: Missa solemnis in D Major, Op. 123
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date published: 2022-04-15

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