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track: Sextet in B-Flat, Op. 6: II. Larghetto
track: Sextet in B-Flat, Op. 6: IV. Finale. Molto vivace
track: Wind Quintet in E-Flat Major, Op. 88, No. 2: III. Poco andante - Grazioso
track: Quintet for Wind Instruments: III. Scherzando
track: Quintet for Wind Instruments: IV. Allegro comodo
track: Sextet in B-Flat, Op. 6: I. Allegro moderato
track: Serenade for Wind Instruments in D Minor, Op. 44: I. Moderato, quasi marcia
track: Serenade for Wind Instruments in D Minor, Op. 44: II. Tempo di minuetto - Trio. Presto
track: Serenade for Wind Instruments in D Minor, Op. 44: III. Andante con moto
track: Serenade for Wind Instruments in D Minor, Op. 44: IV. Finale. Allegro molto
track: Overture-Suite, TWV 55:D24
track: Wind Quintet in E-Flat Major, Op. 88, No. 2: I. Lento. Allegro moderato
track: Wind Quintet in E-Flat Major, Op. 88, No. 2: II. Menuetto. Allegro
track: Wind Quintet in E-Flat Major, Op. 88, No. 2: IV. Finale. Allegretto
track: Quintet for Wind Instruments: I. Animato
track: Quintet for Wind Instruments: II. Con tenerezza
track: Sonatine No. 1 in F Major, TrV 288: I. Allegro moderato
track: Sonatine No. 1 in F Major, TrV 288: II. Romance and Minuet
track: Sonatine No. 1 in F Major, TrV 288: III. Finale. Allegro molto

Sextet in B-Flat, Op. 6: II. Larghetto
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audio: Sextet in B-Flat, Op. 6: II. Larghetto
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Sextet in B-Flat, Op. 6: IV. Finale. Molto vivace
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audio: Sextet in B-Flat, Op. 6: IV. Finale. Molto vivace
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Wind Quintet in E-Flat Major, Op. 88, No. 2: III. Poco andante - Grazioso
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  date published: 2026-07-08T03:20:19Z
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Quintet for Wind Instruments: III. Scherzando
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Quintet for Wind Instruments: IV. Allegro comodo
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Sextet in B-Flat, Op. 6: I. Allegro moderato
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Serenade for Wind Instruments in D Minor, Op. 44: I. Moderato, quasi marcia
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  date published: 2026-07-31T10:20:10Z
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Serenade for Wind Instruments in D Minor, Op. 44: II. Tempo di minuetto - Trio. Presto
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  date published: 2026-07-31T02:19:15Z
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Serenade for Wind Instruments in D Minor, Op. 44: III. Andante con moto
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  date published: 2026-07-31T09:50:11Z
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Serenade for Wind Instruments in D Minor, Op. 44: IV. Finale. Allegro molto
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Overture-Suite, TWV 55:D24
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  date published: 2026-07-31T02:19:15Z
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Wind Quintet in E-Flat Major, Op. 88, No. 2: I. Lento. Allegro moderato
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  date published: 2026-07-31T10:20:10Z
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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

Wind Quintet in E-Flat Major, Op. 88, No. 2: II. Menuetto. Allegro
type: MusicRecording
duration: PT2M34S
duration ms: 154900
explicit: false
by artist: Antoine Reicha
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf6ce155befd2ad87427b43c94d6465776dbb95bbe52e52e57ae85c910e96d00. 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/UKJE72000192.
  date published: 2026-07-30T22:27:30Z
audio: Wind Quintet in E-Flat Major, Op. 88, No. 2: II. Menuetto. Allegro
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isrc code: UKJE72000192
additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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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

Wind Quintet in E-Flat Major, Op. 88, No. 2: IV. Finale. Allegretto
type: MusicRecording
duration: PT2M37S
duration ms: 157800
explicit: false
by artist: Antoine Reicha
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3ad023692727374966d1eb9d9836e17d9fbdbd025854a2e275d6958b52c1202. 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/UKJE72000194.
  date published: 2026-07-31T17:29:52Z
audio: Wind Quintet in E-Flat Major, Op. 88, No. 2: IV. Finale. Allegretto
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additional property: CopyrightID
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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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

Quintet for Wind Instruments: I. Animato
type: MusicRecording
duration: PT4M41S
duration ms: 281100
explicit: false
by artist: Walter Piston
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x650e9daa26682e8a06e10cbd007884ec2a26aa302829417cbde7140e8337bfd6. Chain 2 (Bitcoin): anchored in block 960311 (2026-07-30T20:45:02Z), 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/UKJE72000195.
  date published: 2026-07-30T20:45:02Z
audio: Quintet for Wind Instruments: I. Animato
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  additional property: Acousticness
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isrc code: UKJE72000195
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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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

Quintet for Wind Instruments: II. Con tenerezza
type: MusicRecording
duration: PT6M11S
duration ms: 371050
explicit: false
by artist: Walter Piston
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc915516bba31d4833ce0b2a570107dd6c07b4568e0d67fdd4c6599e3f466aa95. 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/UKJE72000196.
  date published: 2026-07-31T12:24:41Z
audio: Quintet for Wind Instruments: II. Con tenerezza
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isrc code: UKJE72000196
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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Sonatine No. 1 in F Major, TrV 288: I. Allegro moderato
type: MusicRecording
duration: PT12M19S
duration ms: 739880
explicit: false
by artist: Richard Strauss
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
genre: classical
genre: opera
genre: orchestra
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x135ab9b69673c763cd97010874fcba46b3be7fab197bf03043a9e91a0b347e43. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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/UKJE72000199.
  date published: 2026-07-31T05:48:18Z
audio: Sonatine No. 1 in F Major, TrV 288: I. Allegro moderato
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  additional property: Speechiness
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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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isrc code: UKJE72000199
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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Sonatine No. 1 in F Major, TrV 288: II. Romance and Minuet
type: MusicRecording
duration: PT9M34S
duration ms: 574500
explicit: false
by artist: Richard Strauss
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
genre: classical
genre: opera
genre: orchestra
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4330b208ec2c85d8fdfddf36125106ae1ce69dfea387bbf4bf0fa5faeaa8ca2. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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/UKJE72000200.
  date published: 2026-07-30T20:35:49Z
audio: Sonatine No. 1 in F Major, TrV 288: II. Romance and Minuet
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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Sonatine No. 1 in F Major, TrV 288: III. Finale. Allegro molto
type: MusicRecording
duration: PT13M31S
duration ms: 811500
explicit: false
by artist: Richard Strauss
by artist: Eric Simon
by artist: The Boston Woodwind Ensemble
in album: Thuille - Dvořák - Telemann - Reicha - Piston - Rimsky-Korsakov - Janáček
  type: MusicAlbum
  date published: 2020-11-16
genre: classical
genre: opera
genre: orchestra
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19c1970668e09dcb900aeaa518a13264117647fe80397755346debff2c168a78. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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/UKJE72000201.
  date published: 2026-07-30T21:35:24Z
audio: Sonatine No. 1 in F Major, TrV 288: III. Finale. Allegro molto
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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    value: 0.048
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.084
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.293
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: UKJE72000201
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: 960317
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T21:35:24+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKJE72000201
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960317
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960317
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T21:35:24+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