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genre: chamber music
description: thumb|220px|Juan Pérez Floristán Juan Pérez Floristán (born in 1993) is a Spanish classical pianist. Biography and career He was born in Seville in 1993. He has been in contact with important perso
popularity: 15
followers: 2083
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album: Ravel & Debussy: France (Edition Ruhr Piano Festival, Vol. 29) [Live]
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album: Juan Pérez Floristán (Edition Ruhr Piano Festival, Vol. 30) [Live]
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album: Juan Pérez Floristán Recital
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  date published: 2017-12-01
album: Juan Pérez Floristán Recital
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album: Spanish Music in the XX Century - Albéniz, Falla, Turina, Granados, Vilarroig
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album: Spanish Music in the XX Century - Albéniz, Falla, Turina, Granados, Vilarroig
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album: {ALGO}RITMO
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track: Clarinet Sonata in F Minor, Op. 120 No. 1: II. Andante un poco adagio
track: Clarinet Sonata in F Minor, Op. 120 No. 1: IV. Vivace
track: Voyageurs
track: Clarinet Sonata in F Minor, Op. 120 No. 1: I. Allegro appassionato
track: Clarinet Sonata in F Minor, Op. 120 No. 1: III. Allegretto grazioso
track: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: I. Allegro amabile
track: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: II. Allegro appassionato
track: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: III. Andante con moto
track: Clarinet Trio in A Minor, Op. 114: I. Allegro
track: Clarinet Trio in A Minor, Op. 114: II. Adagio
track: Clarinet Trio in A Minor, Op. 114: III. Andantino grazioso
track: Clarinet Trio in A Minor, Op. 114: IV. Allegro
track: Antifona 1
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Clarinet Sonata in F Minor, Op. 120 No. 1: II. Andante un poco adagio
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audio: Clarinet Sonata in F Minor, Op. 120 No. 1: II. Andante un poco adagio
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Clarinet Sonata in F Minor, Op. 120 No. 1: IV. Vivace
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Voyageurs
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Clarinet Sonata in F Minor, Op. 120 No. 1: I. Allegro appassionato
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Clarinet Sonata in F Minor, Op. 120 No. 1: III. Allegretto grazioso
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genre: classical
genre: german-romanticism
genre: late-romantic-era
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  date published: 2026-07-31T03:13:37Z
audio: Clarinet Sonata in F Minor, Op. 120 No. 1: III. Allegretto grazioso
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Clarinet Sonata in E-Flat Major, Op. 120 No. 2: I. Allegro amabile
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by artist: Pablo Barragán
by artist: Juan Pérez Floristán
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:50:38Z
audio: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: I. Allegro amabile
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additional property: OTSVerifyInstructions
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Clarinet Sonata in E-Flat Major, Op. 120 No. 2: II. Allegro appassionato
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duration: PT5M7S
duration ms: 307000
explicit: false
by artist: Johannes Brahms
by artist: Pablo Barragán
by artist: Juan Pérez Floristán
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T05:48:18Z
audio: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: II. Allegro appassionato
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additional property: OTSVerifyInstructions
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Clarinet Sonata in E-Flat Major, Op. 120 No. 2: III. Andante con moto
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duration: PT6M35S
duration ms: 395000
explicit: false
by artist: Johannes Brahms
by artist: Pablo Barragán
by artist: Juan Pérez Floristán
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:10:46Z
audio: Clarinet Sonata in E-Flat Major, Op. 120 No. 2: III. Andante con moto
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Clarinet Trio in A Minor, Op. 114: I. Allegro
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duration: PT7M52S
duration ms: 472000
explicit: false
by artist: Johannes Brahms
by artist: Pablo Barragán
by artist: Juan Pérez Floristán
by artist: Andrei Ioniţă
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Clarinet Trio in A Minor, Op. 114: I. Allegro
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Clarinet Trio in A Minor, Op. 114: II. Adagio
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duration: PT7M15S
duration ms: 435013
explicit: false
by artist: Johannes Brahms
by artist: Pablo Barragán
by artist: Juan Pérez Floristán
by artist: Andrei Ioniţă
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T09:25:34Z
audio: Clarinet Trio in A Minor, Op. 114: II. Adagio
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Clarinet Trio in A Minor, Op. 114: III. Andantino grazioso
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duration: PT4M14S
duration ms: 254986
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by artist: Pablo Barragán
by artist: Juan Pérez Floristán
by artist: Andrei Ioniţă
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04750d42c75f5079180dece162dbe763b33e78e8fd1c016eac4bbb961afadb07. Chain 2 (Bitcoin): anchored in block 960340 (2026-07-31T03:15:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES59G1820810.
  date published: 2026-07-31T03:15:04Z
audio: Clarinet Trio in A Minor, Op. 114: III. Andantino grazioso
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960340
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T03:15:04+00:00
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

Clarinet Trio in A Minor, Op. 114: IV. Allegro
type: MusicRecording
duration: PT4M31S
duration ms: 271000
explicit: false
by artist: Johannes Brahms
by artist: Pablo Barragán
by artist: Juan Pérez Floristán
by artist: Andrei Ioniţă
in album: Brahms: Complete Clarinet Sonatas & Trio
  type: MusicAlbum
  date published: 2018-06-01
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc86552468754f85278e3e966de442c9ee78573b3fb9a140a7516d6469cccd537. 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/ES59G1820811.
  date published: 2026-07-31T12:24:41Z
audio: Clarinet Trio in A Minor, Op. 114: IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.709
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.294
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.82
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.309
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ES59G1820811
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960397
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES59G1820811
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
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

Antifona 1
type: MusicRecording
duration: PT7M52S
duration ms: 472920
explicit: false
by artist: Alberto Iglesias
by artist: Carlos Mena
by artist: Juan Pérez Floristán
in album: Phantom Songs
  type: MusicAlbum
  date published: 2023-10-27
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3538991b2d6e6cadc3094d35663f6b61a5c7ef50930275224b3326ce97976bb4. 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/ES63I2210000.
  date published: 2026-07-30T22:27:30Z
audio: Antifona 1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.967
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.227
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.509
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.028
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.108
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ES63I2210000
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960321
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES63I2210000
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
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

Late Echo
type: MusicRecording
duration: PT7M17S
duration ms: 437480
explicit: false
by artist: Alberto Iglesias
by artist: Carlos Mena
by artist: Juan Pérez Floristán
in album: Phantom Songs
  type: MusicAlbum
  date published: 2023-10-27
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68a0e78f50a3ec1e78755c96d2d40abe97388773893edb3a3fdf0320d6795bcb. 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/ES63I2210001.
  date published: 2026-07-31T02:19:15Z
audio: Late Echo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.077
  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: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.261
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.856
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.434
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.533
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ES63I2210001
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES63I2210001
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
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

Antifona 2
type: MusicRecording
duration: PT4M43S
duration ms: 283013
explicit: false
by artist: Alberto Iglesias
by artist: Carlos Mena
by artist: Juan Pérez Floristán
in album: Phantom Songs
  type: MusicAlbum
  date published: 2023-10-27
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83a94c81b18252091838feb0b0038dd77800a4468c58475e28de97254533c56d. 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/ES63I2210002.
  date published: 2026-07-31T17:29:52Z
audio: Antifona 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.439
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.201
  additional property: Energy
    type: PropertyValue
    value: 0.099
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.913
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.72
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.031
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.109
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ES63I2210002
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960441
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES63I2210002
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
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