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description: Christopher Warren-Green (born 30 July 1955) is a British violinist and conductor. Biography Warren-Green was born in Gloucestershire and attended Westminster City School, where he was a chorister, a
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album: LCO Live: Vaughan Williams, Suk, Dvořák
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album: Haydn: Trumpet Concerto & Orchestral Favourites, Vol. XIII
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The Procession Of The Bride (The Introit) - I Was Glad
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Jerusalem
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The National Anthem
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Blest Pair Of Sirens
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Crown Imperial
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The Procession Of The Queen - March from The Birds
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Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: III. Scherzo vivace
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Suk: Serenade for Strings in E-Flat Major, Op. 6: I. Andante con moto - Più mosso
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audio: Suk: Serenade for Strings in E-Flat Major, Op. 6: I. Andante con moto - Più mosso
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Suk: Serenade for Strings in E-Flat Major, Op. 6: IV. Allegro giocoso ma non troppo presto
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LCO Live: Vaughan Williams, Suk, Dvořák
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Here Come the Classics, Vol. 4: English String Classics
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Phibbs: Clarinet Concerto – Mozart: Clarinet Concerto
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Chopin: Piano Concerto / Nocturnes
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Midwinter - Stimmungsvolle Musik zur Weihnachtszeit
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    date published: 2026-07-08T03:20:19Z
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track: Ave Maria - "Ellens dritter Gesang" Ellens Gesang III (D. 839, Op. 52 No. 6)
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
  audio: Ave Maria - "Ellens dritter Gesang" Ellens Gesang III (D. 839, Op. 52 No. 6)
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The Royal Wedding – The Official Album
type: MusicAlbum
date published: 2011-01-01
track: The Arrival Of The Queen And The Duke Of Edinburgh - Fanfare
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: The Arrival Of The Queen And The Duke Of Edinburgh - Fanfare
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track: Prelude On Rhosymedre
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  by artist: Robert Quinney
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Prelude On Rhosymedre
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track: The Procession Of The Bride (The Introit) - I Was Glad
track: Hymn - Guide Me, O Thou Great Redeemer (Cwm Rhondda)
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  subject of: OpenTimestamps Proof of Existence
  audio: Hymn - Guide Me, O Thou Great Redeemer (Cwm Rhondda)
track: The Vows
track: Hymn - Love Divine (Blaenwern)
track: Jerusalem
track: The National Anthem
track: Blest Pair Of Sirens
track: Fanfare: Valiant & Brave
track: Crown Imperial
track: The Procession Of The Queen - March from The Birds

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57680d4585e353831039a87348aac177d279fa560308101949f25390da5d4f1f. 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/GBUM71103302.
date published: 2026-07-02T03:55:08Z

Hymn - Guide Me, O Thou Great Redeemer (Cwm Rhondda)
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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The Vows
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duration: PT4M46S
duration ms: 286032
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by artist: Doctor Rowan Williams
in album: The Royal Wedding – The Official Album
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: The Vows
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Hymn - Love Divine (Blaenwern)
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duration: PT3M29S
duration ms: 209639
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by artist: William P. Rowlands
by artist: The Choir Of Westminster Abbey
by artist: James O'Donnell
by artist: The Choir of Her Majesty's Chapel Royal, St James's Palace
by artist: Doctor Andrew Grant
by artist: Robert Quinney
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Hymn - Love Divine (Blaenwern)
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Fanfare: Valiant & Brave
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duration ms: 35595
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by artist: Fanfare Team from the Central Band of the Royal Air Force
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additional property: OTSVerificationAPI
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    date published: 2026-07-08T03:53:27Z
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track: Vivaldi: Cello Concerto in D Major, RV 403: II. Andante e spiritoso
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Music for A Royal Celebration
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Vivaldi: Best Loved Concerti
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    date published: 2026-07-08T03:53:27Z
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OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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    date published: 2026-07-08T03:53:27Z
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track: Tchaikovsky: Serenade for Strings, Op. 48: IV. Finale. Tema russo
track: Suk: Serenade for Strings in E-Flat Major, Op. 6: I. Andante con moto - Più mosso
track: Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: I. Moderato
track: Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: II. Tempo di valse - Trio
track: Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: III. Scherzo vivace
track: Suk: Serenade for Strings in E-Flat Major, Op. 6: IV. Allegro giocoso ma non troppo presto
track: Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: IV. Larghetto
track: Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: V. Finale. Allegro vivace
track: Elgar: Serenade for Strings, Op. 20: I. Allegro piacevole

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date published: 2026-07-08T03:53:27Z

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Tchaikovsky: Serenade for Strings, Op. 48: IV. Finale. Tema russo
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subject of: OpenTimestamps Proof of Existence
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Suk: Serenade for Strings in E-Flat Major, Op. 6: I. Andante con moto - Più mosso
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: III. Scherzo vivace
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subject of: OpenTimestamps Proof of Existence
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Suk: Serenade for Strings in E-Flat Major, Op. 6: IV. Allegro giocoso ma non troppo presto
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  date published: 2026-07-02T03:55:08Z
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Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: IV. Larghetto
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Dvořák: Serenade for Strings in E Major, Op. 22, B. 52: V. Finale. Allegro vivace
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Elgar: Serenade for Strings, Op. 20: I. Allegro piacevole
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Vivaldi: The Four Seasons
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Haydn: Trumpet Concerto & Orchestral Favourites, Vol. XIII
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track: Vivaldi: The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": III. Allegro
track: Vivaldi: Concerto for Two Trumpets in C Major, RV 537: III. Allegro
track: Vivaldi: Oboe Concerto in C Major, RV 447: II. Larghetto
track: Vivaldi: Oboe Concerto in C Major, RV 447: III. Minuetto
track: Vivaldi: Cello Concerto in C Minor, RV 401: I. Allegro non molto
track: Vivaldi: The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
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track: Vivaldi: Bassoon Concerto in B-Flat Major, RV 502: II. Largo
track: Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": I. Allegro
track: Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso
track: Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: II. Largo - Larghetto - Largo
track: Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: III. Allegro

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Vivaldi: Concerto for Two Trumpets in C Major, RV 537: III. Allegro
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  additional property: Acousticness
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Vivaldi: Oboe Concerto in C Major, RV 447: II. Larghetto
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duration: PT4M8S
duration ms: 248573
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by artist: Antonio Vivaldi
by artist: Gordon Hunt
by artist: London Chamber Orchestra
by artist: Christopher Warren-Green
in album: Vivaldi: Four Seasons - Concertos
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904764
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Vivaldi: Oboe Concerto in C Major, RV 447: II. Larghetto
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Vivaldi: Oboe Concerto in C Major, RV 447: III. Minuetto
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duration: PT5M5S
duration ms: 305426
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by artist: Antonio Vivaldi
by artist: Gordon Hunt
by artist: London Chamber Orchestra
by artist: Christopher Warren-Green
in album: Vivaldi: Four Seasons - Concertos
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additional property: CopyrightID
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7809cf211084dd6f4595aa72bba30e77c34ba051c1f756543ed8d8346fae9efd. 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/GBAYC8904765.
  date published: 2026-07-08T03:20:19Z
audio: Vivaldi: Oboe Concerto in C Major, RV 447: III. Minuetto
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Vivaldi: Cello Concerto in C Minor, RV 401: I. Allegro non molto
type: MusicRecording
duration: PT4M26S
duration ms: 266146
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Andrew Shulman
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
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isrc code: GBAYC8904767
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Vivaldi: Cello Concerto in C Minor, RV 401: I. Allegro non molto
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  additional property: Danceability
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Vivaldi: The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
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duration: PT2M57S
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by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Vivaldi: The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
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Vivaldi: Cello Concerto in C Minor, RV 401: II. Adagio
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duration: PT3M29S
duration ms: 209800
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by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Andrew Shulman
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904768
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Vivaldi: Cello Concerto in C Minor, RV 401: II. Adagio
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Vivaldi: Cello Concerto in C Minor, RV 401: III. Allegro ma non molto
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duration: PT3M11S
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by artist: Christopher Warren-Green
by artist: Andrew Shulman
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904769
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Vivaldi: Cello Concerto in C Minor, RV 401: III. Allegro ma non molto
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Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
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by artist: London Chamber Orchestra
by artist: Christopher Warren-Green
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8802422
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5f95b7f29b43e317101d44121b30c1d0bd5a710cd17044e3bd82c4c58704d58. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8802422.
  date published: 2026-07-07T18:39:05Z
audio: Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.371
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.215
  additional property: Key Name
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  additional property: Mode Name
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Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
type: MusicRecording
duration: PT2M29S
duration ms: 149080
explicit: false
by artist: Antonio Vivaldi
by artist: London Chamber Orchestra
by artist: Christopher Warren-Green
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8802423
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957084
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8802423
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T20:41:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3d5b4c5b8940cc14c5e7e9d18ed4ffc1f7475a307e70c92b01ce98e7b10a5a4. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8802423.
  date published: 2026-07-07T20:41:57Z
audio: Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Vivaldi: Bassoon Concerto in B-Flat Major, RV 502: II. Largo
type: MusicRecording
duration: PT5M37S
duration ms: 337080
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Meyrick Alexander
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904772
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:10:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92cbdb3be9b3ee8cef40679bf3e1a6e01087bf3997d8a5f95d2a74d6ad11afa2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904772
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92cbdb3be9b3ee8cef40679bf3e1a6e01087bf3997d8a5f95d2a74d6ad11afa2. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904772.
  date published: 2026-07-08T03:53:27Z
audio: Vivaldi: Bassoon Concerto in B-Flat Major, RV 502: II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 88.857
  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: 0.145
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
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Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": I. Allegro
type: MusicRecording
duration: PT3M23S
duration ms: 203586
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Alexander Balanescu
by artist: Elizabeth Layton
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904776
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:07:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f214abe6e5e8c9e1c3298074647e4d4906f92cff58c2ae9979c9be313c1d126
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/GBAYC8904776
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f214abe6e5e8c9e1c3298074647e4d4906f92cff58c2ae9979c9be313c1d126. 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/GBAYC8904776.
  date published: 2026-07-08T03:20:19Z
audio: Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": I. Allegro
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.805
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.453
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.866
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.833
  additional property: Liveness
    type: PropertyValue
    value: 0.311
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.54
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.133
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso
type: MusicRecording
duration: PT4M12S
duration ms: 252493
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Alexander Balanescu
by artist: Elizabeth Layton
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904777
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/0xab66d7f70e49b1c33dbce5df2c7a5a4b405c554c66f2635ae51265d94b0ad533
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904777
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab66d7f70e49b1c33dbce5df2c7a5a4b405c554c66f2635ae51265d94b0ad533. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904777.
  date published: 2026-07-08T03:22:41Z
audio: Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.147
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.055
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.413
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: II. Largo - Larghetto - Largo
type: MusicRecording
duration: PT2M48S
duration ms: 168160
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Rosemary Furniss
by artist: Thomas Bowes
by artist: Beverly Davison
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904756
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xac46288dbdc7f32b9f86f8d7401dc350eeecd3f322cd5c0a00a4b5e9c3350284
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904756
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac46288dbdc7f32b9f86f8d7401dc350eeecd3f322cd5c0a00a4b5e9c3350284. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904756.
  date published: 2026-07-08T03:53:27Z
audio: Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: II. Largo - Larghetto - Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.354
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.322
  additional property: Energy
    type: PropertyValue
    value: 0.087
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.85
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.791
  additional property: Liveness
    type: PropertyValue
    value: 0.287
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.749
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: III. Allegro
type: MusicRecording
duration: PT3M29S
duration ms: 209920
explicit: false
by artist: Antonio Vivaldi
by artist: Christopher Warren-Green
by artist: Rosemary Furniss
by artist: Thomas Bowes
by artist: Beverly Davison
by artist: London Chamber Orchestra
in album: Vivaldi: Four Seasons - Concertos
  type: MusicAlbum
  date published: 1989-01-01
isrc code: GBAYC8904757
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:36:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa8a7c9d04ed3593a26966a049b2db17ed5b40962918a2a98bc8ac8a70eff0773
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904757
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8a7c9d04ed3593a26966a049b2db17ed5b40962918a2a98bc8ac8a70eff0773. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904757.
  date published: 2026-07-08T03:22:41Z
audio: Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.786
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.299
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.906
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.227
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.443
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.444
  additional property: Key Name
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  additional property: Mode Name
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Vivaldi:The Four Seasons, etc
type: MusicAlbum
date published: 1989
track: Pachelbel: Canon and Gigue for Three Violins and Continuo in D Major: Canon
  type: MusicRecording
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Elgar/Vaughan Williams - String Music
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Serenade To Music
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Rimsky-Korsakov: Scheherazade, Tsar Saltan - Suite, The Flight of the Bumble Bee
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Classical Horn Concertos
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Rimsky-Korsakov: Scheherazade, Op. 35: 1. The Sea and Sinbad's Ship (Excerpt)
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Clarinet Concerto in A Major, K. 622: III. Rondo: Allegro
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Clarinet Concerto: II. Allegro molto
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Clarinet Concerto: IV. Moderato – Doppio movimento
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Larsson: God in Disguise - in English
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Façades
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Vivaldi: The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo e pianissimo sempre
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Violin Concerto No. 5 in A Major "Turkish" K. 219: II. Adagio
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Vivaldi: The Four Seasons, Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": II. Adagio
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Vivaldi: The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Vivaldi: The Four Seasons, Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": II. Adagio molto
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Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Vivaldi: Violin Concerto in E Major, RV 269 "La primavera" (No. 1 from "Il cimento dell'armonia e dell'inventione", Op. 8): I. Allegro
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:50:38Z
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Vivaldi: L'estro armonico, Concerto for Four Violins in B Minor, Op. 3 No. 10, RV 580: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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