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followers: 216
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2023-06-09
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    by artist: Verbier Festival Chamber Orchestra
    by artist: Gábor Takács-Nagy
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      date published: 2023-06-09
    popularity: 4
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    genre: classical-piano
    genre: chamber-music
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      date published: 2026-07-30T14:36:16Z
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    by artist: Gábor Takács-Nagy
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
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album: Michael Tilson Thomas in Verbier (Live)
album: Marc Bouchkov in Verbier (Live)
album: The History of Opera German Opera
album: Russian Classical: The Modern Era
album: Verbier Festival - 25 Years of Excellence
album: Verbier Festival - Best of 2014
album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
album: The History of Classical Music: The Best of the Classical Period
album: Portraits of the Verbier Festival Chamber Orchestra (Vol. 1 / Live)
album: Haydn: Symphony No. 104 in D Major, Hob. I:104 "London": III. Menuet – Allegro (Live)
album: Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio (Live)
album: Beethovens Happy Melodies
album: Simon Rattle in Verbier (Live)
album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
album: Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace (Live)
album: Tchaikovsky: Nocturne in D Minor, Op. 19 No. 4 (Version for Cello and Orchestra) [Live]
album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
album: Mischa Maisky in Verbier (Live)

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Michael Tilson Thomas in Verbier (Live)
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date published: 2023-03-24
track: The Seasons: III. Prelude 2 - Live
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  genre: classical
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-07T18:39:05Z
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track: The Seasons: IV. Spring - Live
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    date published: 2023-03-24
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  genre: contemporary-classical
  genre: avant-garde
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T14:44:50Z
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track: The Seasons: V. Prelude 3 - Live
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  by artist: John Cage
  by artist: Verbier Festival Chamber Orchestra
  by artist: Michael Tilson Thomas
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    date published: 2023-03-24
  genre: classical
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  genre: contemporary-classical
  genre: avant-garde
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: The Seasons: V. Prelude 3 - Live
track: The Seasons: VII. Prelude 4 - Live
track: The Seasons: VIII. Fall - Live
track: The Seasons: IX. Finale (Prelude 1) - Live
track: Symphony No. 3 / Pt. 2: VIf. Langsam. Tempo I "What Love Tells Me" - Live

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe0cfba1790c7480b49b38cb71adccade98daa5ca8f87958d6c78c2bfe50262a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962300655 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

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The Seasons: VII. Prelude 4 - Live
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subject of: OpenTimestamps Proof of Existence
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The Seasons: VIII. Fall - Live
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subject of: OpenTimestamps Proof of Existence
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The Seasons: IX. Finale (Prelude 1) - Live
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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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Symphony No. 3 / Pt. 2: VIf. Langsam. Tempo I "What Love Tells Me" - Live
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T06:42:11Z
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Marc Bouchkov in Verbier (Live)
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  subject of: OpenTimestamps Proof of Existence
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The History of Opera German Opera
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Russian Classical: The Modern Era
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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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track: Piano Concerto No. 1 in G Minor, Op. 57: III. Presto – Molto allegro e vivace - Live
track: Suite for Piano and Orchestra: 1. Snowflakes. Allegro vivace - Live
track: Suite for Piano and Orchestra: 2. Lyrical Waltz - Live
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track: Die Walküre, WWV 86B / Act 3: "Leb wohl, du kühnes, herrliches Kind" - Live

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Suite for Piano and Orchestra: 2. Lyrical Waltz - Live
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  date published: 2026-07-08T03:20:19Z
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Suite for Piano and Orchestra: 3. Polka - Live
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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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Suite for Piano and Orchestra: 4. Career. Presto - Live
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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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Piano Trio No. 1 in B Major, Op. 8: 1. Allegro con brio - Live
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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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Piano Trio No. 1 in B Major, Op. 8: 3. Adagio - Live
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
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Piano Quintet in A Major, Op. 81, B. 155: III. Scherzo (Furiant). Molto vivace - Live
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
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Die Walküre, WWV 86B / Act 3: "Leb wohl, du kühnes, herrliches Kind" - Live
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popularity: 19
genre: classical
genre: opera
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track: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 5
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track: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 7
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 8
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 9
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 1
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 2
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 3
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 1
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 2
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 3
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 4
track: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 5
track: Paganini: Violin Concerto No. 1 in E-Flat Major, Op. 6: II. Adagio espressivo
track: Mendelssohn: Violin Concerto in E Minor, Op. 64, MWV O14: III. Allegretto non troppo - Allegro molto vivace
track: Bruch: Violin Concerto No. 1 in G Minor, Op. 26: I. Prelude. Allegro moderato
track: Bruch: Violin Concerto No. 1 in G Minor, Op. 26: II. Adagio
track: Bruch: Violin Concerto No. 1 in G Minor, Op. 26: III. Finale. Allegro energico
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: II. Andante
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: III. Rondeau. Allegro
track: Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: I. Andantino
track: Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: II. Scherzo. Vivacissimo
track: Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: III. Moderato
track: Shostakovich: Violin Concerto No. 1 in A Minor, Op. 77: IV. Burlesque. Allegro con brio - Presto
track: Nielsen: Violin Concerto, Op. 33: III. Poco adagio
track: Stravinsky: Violin Concerto in D Major: I. Toccata
track: Stravinsky: Violin Concerto in D Major: II. Aria I
track: Stravinsky: Violin Concerto in D Major: III. Aria II
track: Stravinsky: Violin Concerto in D Major: IV. Capriccio
track: Beethoven: Violin Concerto in D Major, Op. 61: II. Larghetto
track: Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: I. Allegro non troppo
track: Lalo: Symphonie espagnole, Op. 21: I. Allegro non troppo
track: Lalo: Symphonie espagnole, Op. 21: II. Scherzando. Allegro molto
track: Lalo: Symphonie espagnole, Op. 21: III. Intermezzo. Allegretto non troppo
track: Lalo: Symphonie espagnole, Op. 21: IV. Andante
track: Lalo: Symphonie espagnole, Op. 21: V. Rondo. Allegro
track: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: III. Presto
track: Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: I. Allegro moderato
track: Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: II. Andante assai
track: Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: III. Allegro ben marcato

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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bccceff531d527603e6c971684fd15ef0a98d520b5401fbcb0158d086e0d74a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400055 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 4
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 5
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duration: PT2M14S
duration ms: 134453
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 8
isrc code: DEA802400056
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a6ad504974f7a77731ba58073f6452a0962c74d211d669add98fffe0485949c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400056 — a six-check JSON result.
  date published: 2026-07-07T18:39:05Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 5
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 6
type: MusicRecording
duration: PT2M2S
duration ms: 122400
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 7
isrc code: DEA802400057
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a4a4f5a6970f298bb8abf2c2476ea196e9b91ffdbbe27d7556a42bb1ddbf0ef. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400057 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 6
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 7
type: MusicRecording
duration: PT2M2S
duration ms: 122880
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 6
isrc code: DEA802400058
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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6b8da96e8449ba5eca492df87635cca1d9746da1820383a60e218f2aae51ecf. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400058 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 7
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 8
type: MusicRecording
duration: PT1M54S
duration ms: 114586
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 7
isrc code: DEA802400059
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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4842344a255ca6c207910dcf6e6bd221d2bbfb69bc25a53a88de64e8323f46b7. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400059 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 8
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  additional property: Valence (Positivity)
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 9
type: MusicRecording
duration: PT2M1S
duration ms: 121640
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 7
isrc code: DEA802400060
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
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e70f05e41b9c7ac5de06933484f45847ff3276a30b2ead509b940353950746c. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400060 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 9
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 1
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duration: PT2M3S
duration ms: 123760
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 7
isrc code: DEA802400061
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
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ebbe91a58af841b6c78c3f879d538bc0617c1dd76614b4c07d211805a24d0da. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400061 — a six-check JSON result.
  date published: 2026-07-06T06:56:49Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 1
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 2
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 3
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 1
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 2
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 3
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:18:56Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 5
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
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Paganini: Violin Concerto No. 1 in E-Flat Major, Op. 6: II. Adagio espressivo
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duration: PT4M46S
duration ms: 286506
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by artist: Niccolò Paganini
by artist: Maxim Vengerov
by artist: Zubin Mehta
by artist: Israel Philharmonic Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
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Mendelssohn: Violin Concerto in E Minor, Op. 64, MWV O14: III. Allegretto non troppo - Allegro molto vivace
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duration: PT6M39S
duration ms: 399506
explicit: false
by artist: Felix Mendelssohn
by artist: Maxim Vengerov
by artist: Kurt Masur
by artist: Gewandhausorchester Leipzig
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popularity: 5
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T22:48:59Z
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Bruch: Violin Concerto No. 1 in G Minor, Op. 26: I. Prelude. Allegro moderato
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by artist: Maxim Vengerov
by artist: Kurt Masur
by artist: Gewandhausorchester Leipzig
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T15:38:18Z
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Bruch: Violin Concerto No. 1 in G Minor, Op. 26: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
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Bruch: Violin Concerto No. 1 in G Minor, Op. 26: III. Finale. Allegro energico
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by artist: Gewandhausorchester Leipzig
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
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Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:13:37Z
audio: Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
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Mozart: Violin Concerto No. 2 in D Major, K. 211: II. Andante
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by artist: Verbier Festival Chamber Orchestra
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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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Mozart: Violin Concerto No. 2 in D Major, K. 211: III. Rondeau. 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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Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: I. Andantino
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T02:05:19Z
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Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: II. Scherzo. Vivacissimo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
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Prokofiev: Violin Concerto No. 1 in D Major, Op. 19: III. Moderato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T23:23:05Z
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Shostakovich: Violin Concerto No. 1 in A Minor, Op. 77: IV. Burlesque. Allegro con brio - Presto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T21:35:24Z
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Nielsen: Violin Concerto, Op. 33: III. Poco adagio
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12feaeb4f5b9a695fb55b3f70773c7e6a9bda42f4ba3bb26cc7f85e343776183. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809601703 — a six-check JSON result.
  date published: 2026-07-30T14:53:07Z
audio: Nielsen: Violin Concerto, Op. 33: III. Poco adagio
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Stravinsky: Violin Concerto in D Major: I. Toccata
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duration: PT6M21S
duration ms: 381960
explicit: false
by artist: Igor Stravinsky
by artist: Maxim Vengerov
by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 3
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x599c6e4b2f758e8260b703a637cf61a864eae970833f8c2a257b057305139af8. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9902912 — a six-check JSON result.
  date published: 2026-07-30T05:15:54Z
audio: Stravinsky: Violin Concerto in D Major: I. Toccata
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Stravinsky: Violin Concerto in D Major: II. Aria I
type: MusicRecording
duration: PT4M6S
duration ms: 246880
explicit: false
by artist: Igor Stravinsky
by artist: Maxim Vengerov
by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 2
isrc code: GBAYC9902913
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa83ee24385efb5aa775e393afbca307dd823b98ea94d75f514ee198c4886ac66. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9902913 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Stravinsky: Violin Concerto in D Major: II. Aria I
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Stravinsky: Violin Concerto in D Major: III. Aria II
type: MusicRecording
duration: PT6M10S
duration ms: 370960
explicit: false
by artist: Igor Stravinsky
by artist: Maxim Vengerov
by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 2
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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: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-30T21:00:46Z
audio: Stravinsky: Violin Concerto in D Major: III. Aria II
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Stravinsky: Violin Concerto in D Major: IV. Capriccio
type: MusicRecording
duration: PT6M21S
duration ms: 381320
explicit: false
by artist: Igor Stravinsky
by artist: Maxim Vengerov
by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
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popularity: 2
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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: 2026-07-30T12:51:24Z
audio: Stravinsky: Violin Concerto in D Major: IV. Capriccio
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Beethoven: Violin Concerto in D Major, Op. 61: II. Larghetto
type: MusicRecording
duration: PT9M27S
duration ms: 567586
explicit: false
by artist: Ludwig van Beethoven
by artist: Maxim Vengerov
by artist: London Symphony Orchestra
by artist: Mstislav Rostropovich
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
  type: MusicAlbum
  date published: 2024-12-30
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c40198caa1ae66f55d38cfe6cee8fc4c90e56531bcee055c63d4b06f78e2c0c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0501201 — a six-check JSON result.
  date published: 2026-07-30T20:35:49Z
audio: Beethoven: Violin Concerto in D Major, Op. 61: II. Larghetto
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Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: I. Allegro non troppo
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duration: PT8M54S
duration ms: 534000
explicit: false
by artist: Camille Saint-Saëns
by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
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  date published: 2024-12-30
popularity: 2
genre: classical
genre: late-romantic-era
genre: french-romanticism
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb1c2ddd1ae0250e74375fbc607ff8ab9fe99104afb33e8b9b63c85930a0da1c. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0301930 — a six-check JSON result.
  date published: 2026-07-30T20:09:33Z
audio: Saint-Saëns: Violin Concerto No. 3 in B Minor, Op. 61: I. Allegro non troppo
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Lalo: Symphonie espagnole, Op. 21: I. Allegro non troppo
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duration ms: 477466
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by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
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popularity: 4
genre: classical
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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: 2026-07-30T07:28:30Z
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Lalo: Symphonie espagnole, Op. 21: II. Scherzando. Allegro molto
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duration: PT4M13S
duration ms: 253613
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by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
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popularity: 2
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
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Lalo: Symphonie espagnole, Op. 21: III. Intermezzo. Allegretto non troppo
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duration: PT6M4S
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explicit: false
by artist: Édouard Lalo
by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
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  date published: 2024-12-30
popularity: 3
genre: classical
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additional property: CopyrightID
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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: 2026-07-08T03:20:19Z
audio: Lalo: Symphonie espagnole, Op. 21: III. Intermezzo. Allegretto non troppo
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Lalo: Symphonie espagnole, Op. 21: IV. Andante
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duration: PT7M35S
duration ms: 455760
explicit: false
by artist: Édouard Lalo
by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
in album: Violin Concertos: Tchaikovsky, Bruch, Mozart, Prokofiev, Stravinsky, Lalo
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popularity: 3
genre: classical
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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: 2026-07-30T21:35:24Z
audio: Lalo: Symphonie espagnole, Op. 21: IV. Andante
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Lalo: Symphonie espagnole, Op. 21: V. Rondo. Allegro
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duration: PT8M21S
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by artist: Édouard Lalo
by artist: Antonio Pappano
by artist: Maxim Vengerov
by artist: Philharmonia Orchestra
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popularity: 3
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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: 2026-07-30T14:36:16Z
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Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: III. Presto
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by artist: Verbier Festival Chamber Orchestra
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popularity: 2
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genre: chamber-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T06:42:11Z
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Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: I. Allegro moderato
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popularity: 1
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
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Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: II. Andante assai
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by artist: Maxim Vengerov
by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
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Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: III. Allegro ben marcato
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by artist: Mstislav Rostropovich
by artist: London Symphony Orchestra
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Prokofiev: Violin Concerto No. 2 in G Minor, Op. 63: III. Allegro ben marcato
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The History of Classical Music: The Best of the Classical Period
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date published: 2020-02-22
track: Orfeo ed Euridice, Wq 30, Act II: Dance of the Blessed Spirits
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
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track: Symphony in G Major, H. 657: I. Allegro di molto
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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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Portraits of the Verbier Festival Chamber Orchestra (Vol. 1 / Live)
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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
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T21:25:57Z
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track: Keyboard Sonata in D Minor, Kk. 141 - Live
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  by artist: Domenico Scarlatti
  by artist: Martha Argerich
  in album: Portraits of the Verbier Festival Chamber Orchestra (Vol. 1 / Live)
    type: MusicAlbum
    date published: 2024-08-16
  genre: classical
  genre: early-music
  genre: baroque
  genre: italian-baroque
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Keyboard Sonata in D Minor, Kk. 141 - Live
track: Symphony No. 3 in E-Flat Major, Op. 97 "Rhenish": III. Nicht schnell - Live

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x264cd719e1a9732769f59f64005ec8af15a591b8246291c266597da21e03d36b

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956304

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401410

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x264cd719e1a9732769f59f64005ec8af15a591b8246291c266597da21e03d36b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401410 — a six-check JSON result.
date published: 2026-07-02T03:55:08Z

Keyboard Sonata in D Minor, Kk. 141 - Live
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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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: Instrumentalness
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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: Key Name
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Symphony No. 3 in E-Flat Major, Op. 97 "Rhenish": III. Nicht schnell - Live
type: MusicRecording
duration: PT4M55S
duration ms: 295960
explicit: false
by artist: Robert Schumann
by artist: Verbier Festival Chamber Orchestra
by artist: Gábor Takács-Nagy
in album: Portraits of the Verbier Festival Chamber Orchestra (Vol. 1 / Live)
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  date published: 2024-08-16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEN962401423
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x017269e44c64bbdef24897cf2857f68930d3685da64cea05a184ce2bdf2085f0. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401423 — a six-check JSON result.
  date published: 2026-07-30T07:28:30Z
audio: Symphony No. 3 in E-Flat Major, Op. 97 "Rhenish": III. Nicht schnell - Live
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Haydn: Symphony No. 104 in D Major, Hob. I:104 "London": III. Menuet – Allegro (Live)
type: MusicAlbum
date published: 2024-08-02
track: Symphony No. 104 in D Major, Hob. I:104 "London": III. Menuet – Allegro - Live
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228786
  explicit: false
  by artist: Joseph Haydn
  by artist: Verbier Festival Chamber Orchestra
  by artist: Gábor Takács-Nagy
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    type: MusicAlbum
    date published: 2024-08-02
  isrc code: DEN962401403
  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
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401403
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cd00f2dfa1a00d6b70e1bf606251478e91627d843afd38d38b64af59fdb9a3e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401403 — a six-check JSON result.
    date published: 2026-07-02T03:30:09Z
  audio: Symphony No. 104 in D Major, Hob. I:104 "London": III. Menuet – Allegro - Live
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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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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Beethoven: Symphony No. 8 in F Major, Op. 93: I. Allegro vivace e con brio (Live)
type: MusicAlbum
date published: 2023-04-14

Beethovens Happy Melodies
type: MusicAlbum
date published: 2020-12-11
track: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Awakening of Happy Feelings on Arriving in the Country
  type: MusicRecording
  duration: PT12M38S
  duration ms: 758266
  explicit: false
  by artist: Ludwig van Beethoven
  by artist: Riccardo Muti
  by artist: Philadelphia Orchestra
  in album: Beethovens Happy Melodies
    type: MusicAlbum
    date published: 2020-12-11
  genre: classical
  genre: classical-piano
  genre: chamber-music
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  additional property: CopyrightID
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8700646
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b214644f902fe26c3edc102427ab651b07323379105a3ccc13dfbaa62cbeb06. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8700646 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
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    additional property: Danceability
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    additional property: Energy
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Simon Rattle in Verbier (Live)
type: MusicAlbum
date published: 2024-11-22
track: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio - Live
  type: MusicRecording
  duration: PT6M54S
  duration ms: 414640
  explicit: false
  by artist: Ludwig van Beethoven
  by artist: Verbier Festival Orchestra
  by artist: Sir Simon Rattle
  in album: Simon Rattle in Verbier (Live)
    type: MusicAlbum
    date published: 2024-11-22
  genre: classical
  genre: classical-piano
  genre: chamber-music
  isrc code: DEN962402421
  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
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402421
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T16:07:00Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79c91ca67a79a12cc40a3eebed446d86a8fdaaec9e05aeb5fb7acbcde441e39c. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402421 — a six-check JSON result.
    date published: 2026-07-07T16:07:00Z
  audio: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio - Live
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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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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  duration: PT4M35S
  duration ms: 275400
  explicit: false
  by artist: Ludwig van Beethoven
  by artist: Verbier Festival Orchestra
  by artist: Sir Simon Rattle
  in album: Simon Rattle in Verbier (Live)
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    date published: 2024-11-22
  genre: classical
  genre: classical-piano
  genre: chamber-music
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  additional property: CopyrightID
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  additional property: CopyrightRegisteredAt
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb87b0fa00ba9b93d68cfaa61b362d2b058a21d8d44852f2694839a683a6d557. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402423 — a six-check JSON result.
    date published: 2026-07-31T23:30:38Z
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Valence (Positivity)
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track: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio - Live
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  by artist: Verbier Festival Chamber Orchestra
  by artist: Sir Simon Rattle
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  genre: classical
  genre: classical-piano
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio - Live
track: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai - Live

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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x5cfeb9fd8cb5c153b3112327f4202c57d40412cab48d8a10a15370fb8936e7a6

OTSHash
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OTSBitcoinBlock
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value: 960397

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960397

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402431

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cfeb9fd8cb5c153b3112327f4202c57d40412cab48d8a10a15370fb8936e7a6. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402431 — a six-check JSON result.
date published: 2026-07-31T12:24:41Z

Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio - Live
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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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: Instrumentalness
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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: Key Name
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additional property: Mode Name
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Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai - Live
type: MusicRecording
duration: PT14M21S
duration ms: 861000
explicit: false
by artist: Ludwig van Beethoven
by artist: Verbier Festival Chamber Orchestra
by artist: Sir Simon Rattle
in album: Simon Rattle in Verbier (Live)
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  date published: 2024-11-22
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEN962402432
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
  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/DEN962402432
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc0ab0035f0517cee2be566a25834e5b2fae039eb42e1c684247772312239e15. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402432 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
type: MusicAlbum
date published: 2007-02-06
track: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: I. Allegro maestoso
  type: MusicRecording
  duration: PT14M22S
  duration ms: 862306
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Maxim Vengerov
  by artist: Lawrence Power
  by artist: Verbier Festival Chamber Orchestra
  in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
    type: MusicAlbum
    date published: 2007-02-06
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0601951
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T00:43:18+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x00dea93e089b46272029f10ca5b91e9bb44322d79a4091b6ab9fc01b86529007
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960334
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601951
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T02:19:15Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00dea93e089b46272029f10ca5b91e9bb44322d79a4091b6ab9fc01b86529007. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601951 — a six-check JSON result.
    date published: 2026-07-31T02:19:15Z
  audio: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: I. Allegro maestoso
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    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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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.1
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: II. Andante
  type: MusicRecording
  duration: PT11M9S
  duration ms: 669320
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Maxim Vengerov
  by artist: Lawrence Power
  by artist: Verbier Festival Chamber Orchestra
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    type: MusicAlbum
    date published: 2007-02-06
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0601952
  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/960229
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601952
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T08:30:10Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab7ba123192598a9e892d2857d79345b63656e00f1d5e8c7c1a1a3ba8e6cb17a. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601952 — a six-check JSON result.
    date published: 2026-07-30T08:30:10Z
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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
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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track: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: III. Presto
  type: MusicRecording
  duration: PT6M38S
  duration ms: 398280
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Maxim Vengerov
  by artist: Lawrence Power
  by artist: Verbier Festival Chamber Orchestra
  in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
    type: MusicAlbum
    date published: 2007-02-06
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0601953
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: III. Presto
track: Mozart: Violin Concerto No. 4 in D Major, K. 218: I. Allegro (Cadenza by Vengerov)
track: Mozart: Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile (Cadenza by Vengerov)
track: Mozart: Violin Concerto No. 4 in D Major, K. 218: III. Rondeau. Andante grazioso (Cadenza by Vengerov)
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: II. Andante
track: Mozart: Violin Concerto No. 2 in D Major, K. 211: III. Rondeau. Allegro

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x15813ae8537da4b3259b8a1872022eba5c3dffc16347d4a97ce43dec4d28fa66

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 960179

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960179

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601953

OTSTimestamp
type: PropertyValue
value: 2026-07-30T00:39:11Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15813ae8537da4b3259b8a1872022eba5c3dffc16347d4a97ce43dec4d28fa66. Chain 2 (Bitcoin): anchored in block 960179 (2026-07-30T00:39:11Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601953 — a six-check JSON result.
date published: 2026-07-30T00:39:11Z

Mozart: Sinfonia concertante for Violin and Viola in E-Flat Major, K. 364: III. Presto
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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
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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: Instrumentalness
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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: Key Name
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additional property: Mode Name
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Mozart: Violin Concerto No. 4 in D Major, K. 218: I. Allegro (Cadenza by Vengerov)
type: MusicRecording
duration: PT10M7S
duration ms: 607613
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601955
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:58:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d1bba208db0af9a684ee18bba305c9b110526993aa4457d1870e8435191fb7b
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601955
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d1bba208db0af9a684ee18bba305c9b110526993aa4457d1870e8435191fb7b. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601955 — a six-check JSON result.
  date published: 2026-07-30T09:37:10Z
audio: Mozart: Violin Concerto No. 4 in D Major, K. 218: I. Allegro (Cadenza by Vengerov)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Mozart: Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile (Cadenza by Vengerov)
type: MusicRecording
duration: PT7M9S
duration ms: 429373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601956
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601956
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7071555d6c68f4a3f2668c94a6312ddf467fdf42cee13fc703c9dcda89bbe1d8. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601956 — a six-check JSON result.
  date published: 2026-07-30T22:27:30Z
audio: Mozart: Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile (Cadenza by Vengerov)
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Mozart: Violin Concerto No. 4 in D Major, K. 218: III. Rondeau. Andante grazioso (Cadenza by Vengerov)
type: MusicRecording
duration: PT7M30S
duration ms: 450240
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601957
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601957
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:20:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacfaf4a7e5edf661808588b67212e4d6eb97ffcd8d53a1b0900a0c92238ae475. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601957 — a six-check JSON result.
  date published: 2026-07-29T23:20:38Z
audio: Mozart: Violin Concerto No. 4 in D Major, K. 218: III. Rondeau. Andante grazioso (Cadenza by Vengerov)
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Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
type: MusicRecording
duration: PT9M18S
duration ms: 558853
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601959
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601959
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ef29849b5c254e34d15cfc8ebf48ec603fe1b85b2b2eca1d1c975153e2c1330. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601959 — a six-check JSON result.
  date published: 2026-07-31T05:17:02Z
audio: Mozart: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato (Cadenza by Vengerov)
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Mozart: Violin Concerto No. 2 in D Major, K. 211: II. Andante
type: MusicRecording
duration: PT8M20S
duration ms: 500306
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601960
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601960
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd65883cd784b1a4456b62ec16989033467e7fcdb501e43412440eac4f64b031a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601960 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Violin Concerto No. 2 in D Major, K. 211: II. Andante
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Mozart: Violin Concerto No. 2 in D Major, K. 211: III. Rondeau. Allegro
type: MusicRecording
duration: PT4M16S
duration ms: 256440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Maxim Vengerov
by artist: Verbier Festival Chamber Orchestra
in album: Mozart: Violin Concertos No. 2 & 4, Sinfonia concertante
  type: MusicAlbum
  date published: 2007-02-06
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0601961
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
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc98e08663138721d62e0738edb1e445095063a003f331380e4554cc1dc40ddbc. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0601961 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Violin Concerto No. 2 in D Major, K. 211: III. Rondeau. Allegro
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Beethoven: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace (Live)
type: MusicAlbum
date published: 2024-11-08
track: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": III. Scherzo. Allegro vivace - Live
  type: MusicRecording
  duration: PT5M48S
  duration ms: 348280
  explicit: false
  by artist: Ludwig van Beethoven
  by artist: Verbier Festival Chamber Orchestra
  by artist: Sir Simon Rattle
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    date published: 2024-11-08
  genre: classical
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957073
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402433
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa333cb22998bdd4694e3bbb3d103450cef76c9ba8f770ed47f514cf28df96f5b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962402433 — a six-check JSON result.
    date published: 2026-07-07T18:39:05Z
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Tchaikovsky: Nocturne in D Minor, Op. 19 No. 4 (Version for Cello and Orchestra) [Live]
type: MusicAlbum
date published: 2024-07-05
track: Nocturne in D Minor, Op. 19 No. 4 (Version for Cello and Orchestra) - Live
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  duration: PT4M59S
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  by artist: Pyotr Ilyich Tchaikovsky
  by artist: Mischa Maisky
  by artist: Verbier Festival Chamber Orchestra
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    type: MusicAlbum
    date published: 2024-07-05
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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track: Bazzini / Arr Parhamovsky: Scherzo fantastique Op. 25, "La Ronde des lutins" (Live)

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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06ba289467fbce625ff49f16f10b86b0d924bb05fd6e5c10e1306bccd70cdf9d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809222303 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Mozart: Violin Sonata No. 26 in B-Flat Major, K. 378: III. Rondeau. Allegro
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  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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    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.543
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.76
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.835
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
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Beethoven: Violin Sonata No. 5 in F Major, Op. 24 "Spring": III. Scherzo. Allegro molto
type: MusicRecording
duration: PT1M5S
duration ms: 65133
explicit: false
by artist: Ludwig van Beethoven
by artist: Maxim Vengerov
by artist: Itamar Golan
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809222203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T05:38:45+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x1c757e4af3e2865d26dcb09d8aefeefd5f6d480cf668a0d4ccda95f9ac14dd84
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809222203
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c757e4af3e2865d26dcb09d8aefeefd5f6d480cf668a0d4ccda95f9ac14dd84. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809222203 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Beethoven: Violin Sonata No. 5 in F Major, Op. 24 "Spring": III. Scherzo. Allegro molto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.484
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.503
  additional property: Energy
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    value: 0.279
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.778
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.118
  additional property: Key Name
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  additional property: Mode Name
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Beethoven: Violin Sonata No. 5 in F Major, Op. 24 "Spring": IV. Rondo. Allegro ma non troppo
type: MusicRecording
duration: PT6M20S
duration ms: 380106
explicit: false
by artist: Ludwig van Beethoven
by artist: Maxim Vengerov
by artist: Itamar Golan
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA809222204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:10:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcf9b8d7f108a2fd1754fa901fbfc3cdc2d787de5bef179f6f49e2c6b44a908a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809222204
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf9b8d7f108a2fd1754fa901fbfc3cdc2d787de5bef179f6f49e2c6b44a908a7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809222204 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Beethoven: Violin Sonata No. 5 in F Major, Op. 24 "Spring": IV. Rondo. Allegro ma non troppo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.197
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.312
  additional property: Energy
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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: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.325
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.878
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Glazunov: Violin Concerto in A Minor, Op. 82: I. Moderato
type: MusicRecording
duration: PT4M10S
duration ms: 250026
explicit: false
by artist: Alexander Glazunov
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
isrc code: DEA809505201
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T13:54:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1a57c2de06c2b0bf1fbcedae866f1d30818cd960fadb182ce77e8ca68e1c127d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809505201
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a57c2de06c2b0bf1fbcedae866f1d30818cd960fadb182ce77e8ca68e1c127d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809505201 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Glazunov: Violin Concerto in A Minor, Op. 82: I. Moderato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.772
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.22
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
    value: 0.295
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.105
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.657
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brahms: 21 Hungarian Dances, WoO 1: No. 1 in G Minor (Arr. Parhamovsky for Violin and Ensemble)
type: MusicRecording
duration: PT3M28S
duration ms: 208453
explicit: false
by artist: Johannes Brahms
by artist: Maxim Vengerov
by artist: Vag Papian
by artist: Virtuosi
by artist: Mikhail Parhamovsky
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: german-romanticism
genre: classical-piano
genre: late-romantic-era
genre: chamber-music
genre: orchestral
isrc code: GBAYC0101645
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:35:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x193b32e3b9dcff06c9dc409846acd2d0e727aaa4ed6fd7e4d5ae4fc3cdc79917
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101645
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x193b32e3b9dcff06c9dc409846acd2d0e727aaa4ed6fd7e4d5ae4fc3cdc79917. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101645 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Brahms: 21 Hungarian Dances, WoO 1: No. 1 in G Minor (Arr. Parhamovsky for Violin and Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.552
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.368
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.362
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.391
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.75
  additional property: Key Name
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    value: G
  additional property: Mode Name
    type: PropertyValue
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 1
type: MusicRecording
duration: PT1M48S
duration ms: 108706
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
isrc code: DEA802400052
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:16:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd3d0b119b3c1df25921985ee2a2106782460843b5ee6d4e2183eb31af62a3214
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400052
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3d0b119b3c1df25921985ee2a2106782460843b5ee6d4e2183eb31af62a3214. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400052 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.434
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  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)
    type: PropertyValue
    value: -27.87
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 2
type: MusicRecording
duration: PT2M14S
duration ms: 134760
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
isrc code: DEA802400053
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:11:20+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x74f09f5d3aeba98917852cdc20152bebac38f861170ad3683d5079edda57e711
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400053
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74f09f5d3aeba98917852cdc20152bebac38f861170ad3683d5079edda57e711. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400053 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.099
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.228
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 3
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by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 4
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by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 5
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duration: PT2M14S
duration ms: 134453
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 5
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 6
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explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 6
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 7
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by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 8
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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
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Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato, Pt. 9
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 1
type: MusicRecording
duration: PT2M3S
duration ms: 123760
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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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: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 1
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 2
type: MusicRecording
duration: PT1M56S
duration ms: 116653
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:55:08Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 2
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Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 3
type: MusicRecording
duration: PT2M12S
duration ms: 132560
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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  date published: 2025-03-17
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante, Pt. 3
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Glazunov: Violin Concerto in A Minor, Op. 82: IV. Allegro
type: MusicRecording
duration: PT5M26S
duration ms: 326760
explicit: false
by artist: Alexander Glazunov
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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  date published: 2025-03-17
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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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1c7e1dbc572d72cd084c7c296850621776a51940aed607a7251d0bdefaaad4a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809505203 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Glazunov: Violin Concerto in A Minor, Op. 82: IV. Allegro
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Brahms: Violin Sonata No. 3 in D Minor, Op. 108: II. Adagio
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duration: PT4M52S
duration ms: 292173
explicit: false
by artist: Johannes Brahms
by artist: Maxim Vengerov
by artist: Daniel Barenboim
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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genre: classical
genre: german-romanticism
genre: classical-piano
genre: late-romantic-era
genre: chamber-music
genre: orchestral
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additional property: CopyrightID
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:30:09Z
audio: Brahms: Violin Sonata No. 3 in D Minor, Op. 108: II. Adagio
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Brahms: Violin Sonata No. 3 in D Minor, Op. 108: III. Un poco presto e con sentimento
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  date published: 2025-03-17
genre: classical
genre: german-romanticism
genre: classical-piano
genre: late-romantic-era
genre: chamber-music
genre: orchestral
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38f38274b6a5fb597780c37a374177c6ed6dc5b50de882b714a1062970662164. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809811603 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Brahms: Violin Sonata No. 3 in D Minor, Op. 108: III. Un poco presto e con sentimento
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Brahms: Violin Sonata No. 3 in D Minor, Op. 108: IV. Presto agitato
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duration: PT5M50S
duration ms: 350360
explicit: false
by artist: Johannes Brahms
by artist: Maxim Vengerov
by artist: Daniel Barenboim
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: german-romanticism
genre: classical-piano
genre: late-romantic-era
genre: chamber-music
genre: orchestral
isrc code: DEA809811604
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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
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01079d915d4d4ef92f0b9c008992a3c4242f7db607c9b5344177b94a7a0b8cb1. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809811604 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Brahms: Violin Sonata No. 3 in D Minor, Op. 108: IV. Presto agitato
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: I. Obsession. Poco vivace
type: MusicRecording
duration: PT2M44S
duration ms: 164226
explicit: false
by artist: Eugène Ysaÿe
by artist: Maxim Vengerov
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: late-romantic-era
isrc code: GBAYC0202985
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202985
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe839c604cb32642409ad9f618dfac225f2cbcb620985acccfb9a66ad36c67e66. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202985 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: I. Obsession. Poco vivace
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: II. Malinconia. Poco lento
type: MusicRecording
duration: PT3M12S
duration ms: 192346
explicit: false
by artist: Eugène Ysaÿe
by artist: Maxim Vengerov
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: late-romantic-era
isrc code: GBAYC0202986
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
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdd1a6309edc4a77041e35b3ddcf85969c108abac34554cc647336b99ec2c216. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202986 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: II. Malinconia. Poco lento
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  additional property: Tempo (BPM)
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: III. Danse des ombres. Lento
type: MusicRecording
duration: PT4M19S
duration ms: 259812
explicit: false
by artist: Eugène Ysaÿe
by artist: Maxim Vengerov
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: late-romantic-era
isrc code: GBAYC0202987
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202987
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x618cc7ebe1bc9135e5f35f5ba161248f89d8f480fbf04e4d5f7e4520ff0f4d92. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202987 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 2: III. Danse des ombres. Lento
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  additional property: Tempo (BPM)
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    type: PropertyValue
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  additional property: Valence (Positivity)
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 4: I. Allemanda. Lento maestoso
type: MusicRecording
duration: PT5M20S
duration ms: 320933
explicit: false
by artist: Eugène Ysaÿe
by artist: Maxim Vengerov
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: late-romantic-era
isrc code: GBAYC0202991
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202991
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28f0b1c82d22e36bbe81b3cf3aabda992e32ec4eb7174ca0b457204838d7a262. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202991 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 4: I. Allemanda. Lento maestoso
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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: Danceability
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  additional property: Acousticness
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 4: II. Sarabande. Quasi lento
type: MusicRecording
duration: PT3M34S
duration ms: 214560
explicit: false
by artist: Eugène Ysaÿe
by artist: Maxim Vengerov
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: late-romantic-era
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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: 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: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb821618fe15eab54914139ee6c1e12e45cd28060c37d615b881f9958b9d0a112. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0202992 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
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  additional property: Danceability
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  additional property: Energy
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Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 4: III. Finale. Presto ma non troppo
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duration: PT3M20S
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explicit: false
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genre: late-romantic-era
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additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Ysaÿe: Sonata for Solo Violin in A Minor, Op. 27 No. 4: III. Finale. Presto ma non troppo
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Wieniawski: Polonaise de concert in D Major, Op. 4
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duration: PT5M58S
duration ms: 358173
explicit: false
by artist: Henryk Wieniawski
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf97a65a12315c58f7a5bb11125e71765e0a1c4b1ab963194566ac88a0032e71a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401932 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Wieniawski: Polonaise de concert in D Major, Op. 4
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Rachmaninov / Arr. Press for Violin and Piano: 14 Romances, Op. 34: No. 14, Vocalise
type: MusicRecording
duration: PT6M53S
duration ms: 413746
explicit: false
by artist: Sergei Rachmaninoff
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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  date published: 2025-03-17
genre: classical
genre: classical-piano
genre: concerto
isrc code: GBAYC0401933
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad4acab793e10008dd6d1be606553b9d64815803116f370d6db3a44151a0a8c8. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401933 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Rachmaninov / Arr. Press for Violin and Piano: 14 Romances, Op. 34: No. 14, Vocalise
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Sarasate: Introduction & Tarantelle, Op. 43
type: MusicRecording
duration: PT5M21S
duration ms: 321533
explicit: false
by artist: Pablo de Sarasate
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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isrc code: GBAYC0401935
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Sarasate: Introduction & Tarantelle, Op. 43
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Shostakovich: Piano Trio No. 2 in E Minor, Op. 67: II. Allegro con brio (Live)
type: MusicRecording
duration: PT3M0S
duration ms: 180200
explicit: false
by artist: Dmitri Shostakovich
by artist: Martha Argerich
by artist: Maxim Vengerov
by artist: Gautier Capuçon
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Shostakovich: Piano Trio No. 2 in E Minor, Op. 67: II. Allegro con brio (Live)
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 1
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duration: PT1M58S
duration ms: 118506
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Maxim Vengerov
by artist: Claudio Abbado
by artist: Berliner Philharmoniker
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3df56ee3904cf08f80cbcc86b8a0b1381ba63c16651a3e5f66ac6d8f9016b2ea. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA802400064 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 1
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 2
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duration: PT2M2S
duration ms: 122360
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
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by artist: Claudio Abbado
by artist: Berliner Philharmoniker
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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
  type: DigitalDocument
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  date published: 2026-07-02T03:55:08Z
audio: Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 2
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 3
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  date published: 2026-07-02T03:55:08Z
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 4
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subject of: OpenTimestamps Proof of Existence
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Tchaikovsky: Violin Concerto in D Major, Op. 35: III. Finale. Allegro vivacissimo, Pt. 5
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T10:59:31Z
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Williams: Main Theme (From "Schindler's List") [Version for Violin and Piano]
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subject of: OpenTimestamps Proof of Existence
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Khachaturian: Gayane, Op. 50, Act 3: Sabre Dance (Arr. Parhamovsky for Violin and Ensemble)
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subject of: OpenTimestamps Proof of Existence
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Tchaikovsky: Souvenir d'un lieu cher, Op. 42: II. Scherzo
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subject of: OpenTimestamps Proof of Existence
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Brahms: 21 Hungarian Dances, WoO 1: No. 7 in F Major (Arr. Parhamovsky for Violin and Ensemble)
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  value: 2026-07-06T07:53:57Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45be1d19124b1dad859e3ee47d12aa521c71109c148c9cce4774393b4ed228cb. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101644 — a six-check JSON result.
  date published: 2026-07-06T07:53:57Z
audio: Brahms: 21 Hungarian Dances, WoO 1: No. 7 in F Major (Arr. Parhamovsky for Violin and Ensemble)
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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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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Paganini: Cantabile in D Major, Op. 17
type: MusicRecording
duration: PT3M49S
duration ms: 229973
explicit: false
by artist: Niccolò Paganini
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
isrc code: GBAYC0401929
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401929
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d7bae25bbbc109ce61a8c9d404afa96843e579d32d3520b87e024beb5844344. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401929 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Paganini: Cantabile in D Major, Op. 17
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.194
  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
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -24.581
  additional property: Key Name
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Kreisler: Alt-Wiener Tanzweisen: No. 2, Liebesleid
type: MusicRecording
duration: PT3M21S
duration ms: 201833
explicit: false
by artist: Fritz Kreisler
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: post-romantic-era
genre: violin
isrc code: GBAYC0401930
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T18:36:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c62d0e4e88ec4b8d87a9b800d8f18de12f04cbe05dd19903de4f3919d35fc3c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401930
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c62d0e4e88ec4b8d87a9b800d8f18de12f04cbe05dd19903de4f3919d35fc3c. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401930 — a six-check JSON result.
  date published: 2026-07-02T05:09:12Z
audio: Kreisler: Alt-Wiener Tanzweisen: No. 2, Liebesleid
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.376
  additional property: Musical Key
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    value: 9
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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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: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Kreisler: Alt-Wiener Tanzweisen: No. 1, Liebesfreud
type: MusicRecording
duration: PT3M17S
duration ms: 197862
explicit: false
by artist: Fritz Kreisler
by artist: Maxim Vengerov
by artist: Ian Brown
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: post-romantic-era
genre: violin
isrc code: GBAYC0401931
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401931
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00270a315ee524fc083d5da9209ca149405804e76a0311dd5fb50cac0fbb7ee3. Chain 2 (Bitcoin): anchored in block 959103 (2026-07-22T05:56:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0401931 — a six-check JSON result.
  date published: 2026-07-22T05:56:21Z
audio: Kreisler: Alt-Wiener Tanzweisen: No. 1, Liebesfreud
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.568
  additional property: Energy
    type: PropertyValue
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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
    value: 0.407
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Kreisler: Caprice viennois, Op. 2
type: MusicRecording
duration: PT3M56S
duration ms: 236066
explicit: false
by artist: Fritz Kreisler
by artist: Maxim Vengerov
by artist: Itamar Golan
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: post-romantic-era
genre: violin
isrc code: DEA809312200
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T18:37:12+00:00
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/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809312200
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd78d7d06f4e9b0df364f71d75dd0ca22ba1359d37af67da31c81bc0b873cc2e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809312200 — a six-check JSON result.
  date published: 2026-07-02T05:09:12Z
audio: Kreisler: Caprice viennois, Op. 2
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.246
  additional property: Energy
    type: PropertyValue
    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.325
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.618
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Schubert: Ave Maria, Op. 52 No. 6, D. 839 (Arr. Parhamovsky for Violin and Ensemble)
type: MusicRecording
duration: PT5M46S
duration ms: 346253
explicit: false
by artist: Franz Schubert
by artist: Maxim Vengerov
by artist: Vag Papian
by artist: Virtuosi
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: GBAYC0101652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55238b112a63c469053134b944f89fa686dfa3d192622681a2dc1f0164e9dfff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101652
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55238b112a63c469053134b944f89fa686dfa3d192622681a2dc1f0164e9dfff. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101652 — a six-check JSON result.
  date published: 2026-07-02T05:09:12Z
audio: Schubert: Ave Maria, Op. 52 No. 6, D. 839 (Arr. Parhamovsky for Violin and Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.208
  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: 0.199
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Bazzini / Arr Parhamovsky: Scherzo fantastique Op. 25, "La Ronde des lutins" (Live)
type: MusicRecording
duration: PT5M27S
duration ms: 327613
explicit: false
by artist: Antonio Bazzini
by artist: Maxim Vengerov
by artist: Vag Papian
by artist: Virtuosi
by artist: Mikhail Parhamovsky
in album: Schön Rösmarin - Kreisler, Mozart, Tchaikovsky, Beethoven, Paganini, John Williams
  type: MusicAlbum
  date published: 2025-03-17
isrc code: GBAYC0101653
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:53:58+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x98a202d8292e3d97a7a10f44b6b92f94e3ff7ef7ba99b343a212292d65e89a18
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101653
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98a202d8292e3d97a7a10f44b6b92f94e3ff7ef7ba99b343a212292d65e89a18. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0101653 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Bazzini / Arr Parhamovsky: Scherzo fantastique Op. 25, "La Ronde des lutins" (Live)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.228
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.655
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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track: Don Quixote, Op. 35: Theme, The Knight of the Mournful Countenance - Live
track: Don Quixote, Op. 35: Var. 1, The Adventures of the Windmills. Gemächlich - Live
track: Don Quixote, Op. 35: Var. 2, The Battle with the Sheep. Kriegerisch - Live
track: Don Quixote, Op. 35: Var. 4, Unfortunate Adventure with a Procession of Penitents. Etwas breiter - Live
track: Don Quixote, Op. 35: Var. 6, Dulcinea's Enchantment. Schnell - Live
track: Don Quixote, Op. 35: Var. 7, Ride Through the Air. Ein wenig ruhiger als vorher - Live
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434307
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29aadd2d6361417c85e7e3eecc1a3a54e370681d8135a1e0f14cd15119b32859. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434307 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Don Quixote, Op. 35: Introduction. Mäßiges Zeitmaß - Live
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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: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.257
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Don Quixote, Op. 35: Theme, The Knight of the Mournful Countenance - Live
type: MusicRecording
duration: PT2M9S
duration ms: 129266
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434308
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T15:37:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e2ca758d2673144f2847f9f514837eb4a3c8212274a15bcb2dee6bcc85414ea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434308
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e2ca758d2673144f2847f9f514837eb4a3c8212274a15bcb2dee6bcc85414ea. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434308 — a six-check JSON result.
  date published: 2026-07-30T15:42:38Z
audio: Don Quixote, Op. 35: Theme, The Knight of the Mournful Countenance - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.104
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.275
  additional property: Energy
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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: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.487
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Don Quixote, Op. 35: Var. 1, The Adventures of the Windmills. Gemächlich - Live
type: MusicRecording
duration: PT2M30S
duration ms: 150026
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434309
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:55:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf7a09014a7ded0a168034710f332060277793f0f68aad1190c1444829789d83c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7a09014a7ded0a168034710f332060277793f0f68aad1190c1444829789d83c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434309 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Don Quixote, Op. 35: Var. 1, The Adventures of the Windmills. Gemächlich - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.152
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.193
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  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: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.453
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Quixote, Op. 35: Var. 2, The Battle with the Sheep. Kriegerisch - Live
type: MusicRecording
duration: PT1M44S
duration ms: 104026
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434310
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:12:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfebdba740e31dbb951cf7a46fa937d3fb618f8b5182e5799887373ceb2e496e4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434310
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfebdba740e31dbb951cf7a46fa937d3fb618f8b5182e5799887373ceb2e496e4. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434310 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Don Quixote, Op. 35: Var. 2, The Battle with the Sheep. Kriegerisch - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.336
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.314
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.908
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.422
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Quixote, Op. 35: Var. 4, Unfortunate Adventure with a Procession of Penitents. Etwas breiter - Live
type: MusicRecording
duration: PT2M2S
duration ms: 122946
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434312
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T06:27:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcef8834fbb54638086e7a24e7eda56f28ed6c0a3529a431b40863ccf8a3e221b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434312
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcef8834fbb54638086e7a24e7eda56f28ed6c0a3529a431b40863ccf8a3e221b. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434312 — a six-check JSON result.
  date published: 2026-07-31T06:42:11Z
audio: Don Quixote, Op. 35: Var. 4, Unfortunate Adventure with a Procession of Penitents. Etwas breiter - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.51
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.313
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.915
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.18
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.281
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Don Quixote, Op. 35: Var. 6, Dulcinea's Enchantment. Schnell - Live
type: MusicRecording
duration: PT1M11S
duration ms: 71240
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434314
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T02:43:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca271e14d2c2064df6c99a6a8f55eed83d4ff5f18ee49b81591fddbc3c265bac
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960339
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960339
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434314
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T03:13:37Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca271e14d2c2064df6c99a6a8f55eed83d4ff5f18ee49b81591fddbc3c265bac. Chain 2 (Bitcoin): anchored in block 960339 (2026-07-31T03:13:37Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434314 — a six-check JSON result.
  date published: 2026-07-31T03:13:37Z
audio: Don Quixote, Op. 35: Var. 6, Dulcinea's Enchantment. Schnell - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.888
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.366
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.8
  additional property: Liveness
    type: PropertyValue
    value: 0.463
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.374
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.446
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Quixote, Op. 35: Var. 7, Ride Through the Air. Ein wenig ruhiger als vorher - Live
type: MusicRecording
duration: PT1M16S
duration ms: 76146
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434315
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T22:49:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4aa95be36630ba5c2e88f08ab653df2b85fcb41c23507f1fe4a34a9043216e7b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434315
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aa95be36630ba5c2e88f08ab653df2b85fcb41c23507f1fe4a34a9043216e7b. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434315 — a six-check JSON result.
  date published: 2026-07-31T00:26:26Z
audio: Don Quixote, Op. 35: Var. 7, Ride Through the Air. Ein wenig ruhiger als vorher - Live
  type: AudioObject
  additional property: Tempo (BPM)
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Don Quixote, Op. 35: Var. 8, Ill-Starred Voyage on the Enchanted Boat. Gemächlich - Live
type: MusicRecording
duration: PT1M46S
duration ms: 106173
explicit: false
by artist: Richard Strauss
by artist: Mischa Maisky
by artist: Verbier Festival Orchestra
by artist: Charles Dutoit
in album: Mischa Maisky in Verbier (Live)
  type: MusicAlbum
  date published: 2024-07-19
genre: classical
genre: opera
genre: orchestra
isrc code: DEN962434316
additional property: CopyrightID