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description: The State Symphony Capella of Russia (Государственная академическая симфоническая капелла России) comprises an orchestra and a choir, both based in Moscow, Russia. Its principal conductor is Valery P
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  track: Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 3, Pe loc
  track: Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 4, Buciumeana
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Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 1, Jocul cu bâtă
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Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 5, Poarga românească - No. 6, Mărunțel
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Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 3, Pe loc
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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

Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 4, Buciumeana
type: MusicRecording
duration: PT1M56S
duration ms: 116523
explicit: false
by artist: Béla Bartók
by artist: Yuri Zhislin
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Bartók: Orchestral Works
  type: MusicAlbum
  date published: 2021
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x334587a5c58262749bcf81f527545f47da83fa963668f06abb4ebf60f23dd19c. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/GBYDS2400149.
  date published: 2026-07-31T02:51:48Z
audio: Romanian Folk Dances, Sz. 56 (Arr. for Violin & String Orchestra by Yuri Zhislin): No. 4, Buciumeana
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinBlock
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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
  type: PropertyValue
  value: 2026-07-31T02:51:48+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

All-Night Vigil, Op. 37: O come and worship
type: MusicRecording
duration: PT2M20S
duration ms: 140944
explicit: false
by artist: Sergei Rachmaninoff
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 6
genre: classical
genre: classical-piano
isrc code: USB8U1521547
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/USB8U1521547
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: All-Night Vigil, Op. 37: O come and worship
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All-Night Vigil, Op. 37: Psalm 103 (104), "O praise the Lord"
type: MusicRecording
duration: PT5M26S
duration ms: 326701
explicit: false
by artist: Sergei Rachmaninoff
by artist: Irina Arkhipova
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 10
genre: classical
genre: classical-piano
isrc code: USB8U1521548
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/USB8U1521548
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: All-Night Vigil, Op. 37: Psalm 103 (104), "O praise the Lord"
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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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All-Night Vigil, Op. 37: Hexapsalms
type: MusicRecording
duration: PT3M14S
duration ms: 194521
explicit: false
by artist: Sergei Rachmaninoff
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 4
genre: classical
genre: classical-piano
isrc code: USB8U1521552
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521552
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05+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: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:50:38Z
audio: All-Night Vigil, Op. 37: Hexapsalms
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All-Night Vigil, Op. 37: Great Doxology
type: MusicRecording
duration: PT7M38S
duration ms: 458724
explicit: false
by artist: Sergei Rachmaninoff
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 2
genre: classical
genre: classical-piano
isrc code: USB8U1521557
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T06:25:06+00:00
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/USB8U1521557
additional property: OTSTimestamp
  type: PropertyValue
  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
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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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 0x95803af1bbfcb1deb286cb6ddbace180518546b3f096a6d77436ff749c0e83ca. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521557.
  date published: 2026-07-08T03:53:27Z
audio: All-Night Vigil, Op. 37: Great Doxology
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All-Night Vigil, Op. 37: This day of salvation - Christ is risen from the dead - Thanksgiving to the mother of God
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duration: PT8M29S
duration ms: 509584
explicit: false
by artist: Sergei Rachmaninoff
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 1
genre: classical
genre: classical-piano
isrc code: USB8U1521558
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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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 0x2309a6ec98831734963ae51e8c7c1bd5bb2d014720adec4653dd37129a64b892. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521558.
  date published: 2026-07-08T03:20:19Z
audio: All-Night Vigil, Op. 37: This day of salvation - Christ is risen from the dead - Thanksgiving to the mother of God
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All-Night Vigil, Op. 37: Blessed is the man
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duration: PT4M27S
duration ms: 267037
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by artist: Sergei Rachmaninoff
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
  type: MusicAlbum
  date published: 2015-11-01
popularity: 4
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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All-Night Vigil, Op. 37: Now lettest thou depart
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genre: classical
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  date published: 2026-07-29T11:07:37Z
audio: All-Night Vigil, Op. 37: Now lettest thou depart
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All-Night Vigil, Op. 37: Hail Mary
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by artist: Sergei Rachmaninoff
by artist: Victor Rumyantsev
by artist: State Symphony Capella of Russia
by artist: Valery Polyansky
in album: Rachmaninoff: All-Night Vigil, Op. 37
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popularity: 4
genre: classical
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  date published: 2026-07-30T05:15:54Z
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All-Night Vigil, Op. 37: Psalm 134-135 (135-136), "O praise the name of the Lord"
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in album: Rachmaninoff: All-Night Vigil, Op. 37
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popularity: 2
genre: classical
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  date published: 2026-07-31T02:19:15Z
audio: All-Night Vigil, Op. 37: Psalm 134-135 (135-136), "O praise the name of the Lord"
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All-Night Vigil, Op. 37: Blessed be the Lord
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by artist: Victor Rumyantsev
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by artist: Valery Polyansky
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  date published: 2026-07-30T12:06:10Z
audio: All-Night Vigil, Op. 37: Blessed be the Lord
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All-Night Vigil, Op. 37: Christ's resurrection
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popularity: 4
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  date published: 2026-07-30T09:57:33Z
audio: All-Night Vigil, Op. 37: Christ's resurrection
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All-Night Vigil, Op. 37: My soul doth magnify the Lord
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popularity: 3
genre: classical
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  date published: 2026-07-31T05:17:02Z
audio: All-Night Vigil, Op. 37: My soul doth magnify the Lord
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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

Symphony No. 5 in C Minor, Op. 67, "Fate": II. Andante con moto
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duration ms: 592733
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by artist: State Symphony Capella of Russia
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
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genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Symphony No. 5 in C Minor, Op. 67, "Fate": II. Andante con moto
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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

Sacred Concerto No. 30, "Hear, O God, my voice": I. Hear my voice, O God
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duration: PT6M22S
duration ms: 382373
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by artist: Dmitry Stepanovich Bortnyansky
by artist: State Symphony Capella of Russia
by artist: Valeri Kuzmich Polyansky
in album: Bortnyansky: Sacred Concertos, Vol. 5
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Sacred Concerto No. 30, "Hear, O God, my voice": I. Hear my voice, O God
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Sacred Concerto No. 35, "Lord, who shall abide in thy tabernacle": I. Lord, who shall abide in thy tabernacle?
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duration: PT3M1S
duration ms: 181266
explicit: false
by artist: Dmitry Stepanovich Bortnyansky
by artist: State Symphony Capella of Russia
by artist: Valeri Kuzmich Polyansky
in album: Bortnyansky: Sacred Concertos, Vol. 5
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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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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Sacred Concerto No. 35, "Lord, who shall abide in thy tabernacle": I. Lord, who shall abide in thy tabernacle?
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Sacred Concerto No. 32, "O Lord, make me to know mine end": I. Lord, make me to know mine end
type: MusicRecording
duration: PT5M6S
duration ms: 306200
explicit: false
by artist: Dmitry Stepanovich Bortnyansky
by artist: State Symphony Capella of Russia
by artist: Valeri Kuzmich Polyansky
in album: Bortnyansky: Sacred Concertos, Vol. 5
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popularity: 0
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
audio: Sacred Concerto No. 32, "O Lord, make me to know mine end": I. Lord, make me to know mine end
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additional property: OTSVerifyInstructions
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Sacred Concerto No. 32, "O Lord, make me to know mine end": II. Remove thy stroke away from me
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duration: PT2M16S
duration ms: 136266
explicit: false
by artist: Dmitry Stepanovich Bortnyansky
by artist: State Symphony Capella of Russia
by artist: Valeri Kuzmich Polyansky
in album: Bortnyansky: Sacred Concertos, Vol. 5
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popularity: 0
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:04:34Z
audio: Sacred Concerto No. 32, "O Lord, make me to know mine end": II. Remove thy stroke away from me
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additional property: OTSVerifyInstructions
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Sacred Concerto No. 32, "O Lord, make me to know mine end": III. O spare me, that I may recover strength
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duration: PT5M39S
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by artist: Dmitry Stepanovich Bortnyansky
by artist: State Symphony Capella of Russia
by artist: Valeri Kuzmich Polyansky
in album: Bortnyansky: Sacred Concertos, Vol. 5
  type: MusicAlbum
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popularity: 0
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:50:38Z
audio: Sacred Concerto No. 32, "O Lord, make me to know mine end": III. O spare me, that I may recover strength
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additional property: OTSVerifyInstructions
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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

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf0107be1d60a3fc0f9a766d47463bcfcf236301bf47b61f20e8ccb492f5f24e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769013.
date published: 2026-07-08T03:53:27Z

Concerto No. 21 in C Major for Piano and Orchestra, K. 467, "Elvira Madigan": II. Andante
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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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Wiegenlied (Lullaby) No. 1
type: MusicRecording
duration: PT1M19S
duration ms: 79506
explicit: false
by artist: Franz Schubert
by artist: Riga Radio Choir
by artist: Ilmar Lapinsch
by artist: Latvian Philharmonic Orchestra
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: SEWDL9547914
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/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9547914
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4a486606f41cf2ec6404c76b3040684e4e91362c75b085d6eb101df1f506af8. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9547914.
  date published: 2026-07-08T03:53:27Z
audio: Wiegenlied (Lullaby) No. 1
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  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: Valence (Positivity)
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  additional property: Loudness (dB)
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Serenade
type: MusicRecording
duration: PT2M4S
duration ms: 124293
explicit: false
by artist: Enrico Toselli
by artist: Latvian Philharmonic Orchestra
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
isrc code: SEWDL9547920
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/SEWDL9547920
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe75d4fdbb2a14a8a1e2fcf3a8a0e6dfbaa5ac4410acde4bebffd6f9f193ef80b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/SEWDL9547920.
  date published: 2026-06-13T17:25:41Z
audio: Serenade
  type: AudioObject
  additional property: Tempo (BPM)
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    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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The Tales of Hoffmann: Barcarole
type: MusicRecording
duration: PT3M33S
duration ms: 213800
explicit: false
by artist: Jacques Offenbach
by artist: Mostar Symphony Orchestra
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
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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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769608
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd54418906436c7d6667490e9f8c5eb3e503edd052834909f7983ccf25da9752c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769608.
  date published: 2026-07-02T05:09:12Z
audio: The Tales of Hoffmann: Barcarole
  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
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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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Adagio in G Minor
type: MusicRecording
duration: PT7M49S
duration ms: 469226
explicit: false
by artist: Remo Giazotto
by artist: Mostar Symphony Orchestra
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
genre: classical
isrc code: SEWDL0769601
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/SEWDL0769601
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf79aaf0dab94bf92cde6278f136af39c9a5be7a0ebd92e0c47911480d944abe. 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/SEWDL0769601.
  date published: 2026-07-08T03:22:41Z
audio: Adagio in G Minor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
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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
    type: PropertyValue
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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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Minuet No. 1
type: MusicRecording
duration: PT4M6S
duration ms: 246800
explicit: false
by artist: Giacomo Puccini
by artist: Mostar Symphony Orchestra
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
isrc code: SEWDL0769609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x2123c5dfd41037057b34552444b51a464dfcd53d1fcdaff29d982fdb27a3586f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769609
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2123c5dfd41037057b34552444b51a464dfcd53d1fcdaff29d982fdb27a3586f. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/SEWDL0769609.
  date published: 2026-07-08T08:56:20Z
audio: Minuet No. 1
  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
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Romance No. 2 in F Major for Violin and Orchestra, Op. 50
type: MusicRecording
duration: PT8M41S
duration ms: 521039
explicit: false
by artist: Ludwig van Beethoven
by artist: Alexei Bruni
by artist: Ilmar Lapinsch
by artist: State Symphony Capella of Russia
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: SEWDL9418014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfd49fa985d3d1acaca352858b9e0e8fe8e37eaa5ddec06a2bb4026b07ce3118f
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/SEWDL9418014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd49fa985d3d1acaca352858b9e0e8fe8e37eaa5ddec06a2bb4026b07ce3118f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9418014.
  date published: 2026-07-08T03:20:19Z
audio: Romance No. 2 in F Major for Violin and Orchestra, Op. 50
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  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
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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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Music to Rosamunde, D. 797: IV. Ballet Music No. 1: Andante un poco assai
type: MusicRecording
duration: PT2M34S
duration ms: 154133
explicit: false
by artist: Franz Schubert
by artist: Latvian Philharmonic Orchestra
by artist: Riga Radio Choir
by artist: Ilmar Lapinsch
in album: 100 Minutes of Soft Classical Music
  type: MusicAlbum
  date published: 2009-07-14
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: SEWDL9547915
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T17:04:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x899f4220f88b634bb798b70567e5fc513c24f4fe7f98a17a65d6c2ea2aa4b5e9
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
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x899f4220f88b634bb798b70567e5fc513c24f4fe7f98a17a65d6c2ea2aa4b5e9. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9547915.
  date published: 2026-07-08T03:20:19Z
audio: Music to Rosamunde, D. 797: IV. Ballet Music No. 1: Andante un poco assai
  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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Romance for Violin and Orchestra in G Major, Op. 40
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Romance No. 2 in F Major for Violin and Orchestra, Op. 50
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Romance No. 2 in F Major for Violin and Orchestra, Op. 50
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Romance for Violin and Orchestra in G Major, Op. 40
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  date published: 2026-07-08T03:20:19Z
audio: Romance for Violin and Orchestra in F Major, Op. 50
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  additional property: Loudness (dB)
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  additional property: Key Name
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    value: F
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