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type: MusicGroup
genre: classical
popularity: 12
followers: 10
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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track: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": I. Allegro
track: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": III. Presto
track: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": II. Largo
track: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": III. Allegro: Danza pastorale
track: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": I. Allegro non molto
track: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": II. Adagio

Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": I. Allegro
type: MusicRecording
duration: PT3M33S
duration ms: 213720
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Orchestra "Classical Music Studio", St. Petersburg
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
  type: MusicAlbum
  date published: 1994-02-08
isrc code: USSM19915286
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d6cf7742be49dd44312caa77b2ed85c160c023b52ba1750c0b198adfa2211b8. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19915286.
  date published: 2026-07-08T03:22:41Z
audio: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": I. Allegro
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Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": III. Presto
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duration: PT2M56S
duration ms: 176333
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
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  date published: 1994-02-08
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": III. Presto
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Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": II. Largo
type: MusicRecording
duration: PT2M9S
duration ms: 129493
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
  type: MusicAlbum
  date published: 1994-02-08
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x526ff991bfff8f8d1f62d18958b21ec50064e46cf8cf0e3762725e1789ff50ba. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19915287.
  date published: 2026-07-30T17:23:26Z
audio: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": II. Largo
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isrc code: USSM19915287
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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

Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": III. Allegro: Danza pastorale
type: MusicRecording
duration: PT4M7S
duration ms: 247226
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
  type: MusicAlbum
  date published: 1994-02-08
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f28f6a4a435d15a2bc3eca095879b247200ebe4b3ed5dab1bfc15b1170c1484. Chain 2 (Bitcoin): anchored in block 960191 (2026-07-30T01:51:26Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19915288.
  date published: 2026-07-30T01:51:26Z
audio: Concerto in E Major, Op. 8 No. 1, RV 269 "La primavera": III. Allegro: Danza pastorale
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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isrc code: USSM19915288
additional property: CopyrightID
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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

Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": I. Allegro non molto
type: MusicRecording
duration: PT5M36S
duration ms: 336186
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
  type: MusicAlbum
  date published: 1994-02-08
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7abb8c486a9cb83d44b6fcf421fce365bb27f1c1202200c25851d2b89f79f32a. Chain 2 (Bitcoin): anchored in block 960259 (2026-07-30T12:51:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19915290.
  date published: 2026-07-30T12:51:24Z
audio: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": I. Allegro non molto
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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: 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

Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": II. Adagio
type: MusicRecording
duration: PT2M11S
duration ms: 131093
explicit: false
by artist: Antonio Vivaldi
by artist: Alexander Titov
by artist: Vladislav Gluz
in album: Vivaldi: The Four Seasons; Violin Concertos RV. 522, 565, 516
  type: MusicAlbum
  date published: 1994-02-08
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T06:39:12Z
audio: Concerto in G minor, Op. 8 No. 2, RV 315 "L'estate": II. Adagio
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  additional property: Speechiness
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  additional property: Liveness
    type: PropertyValue
    value: 0.609
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.154
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: USSM19915291
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960216
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T06:39:12+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19915291
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960216
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:39:12+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch