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      date published: 2026-07-02T03:55:08Z
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  track: 12 Chansons de Bilitis, L.90: 6. Bilitis
  track: 12 Chansons de Bilitis, L.90: 7. Le Tombeau sans nom
  track: 12 Chansons de Bilitis, L.90: 11. Le Souvenir de Mnasidika
track: Scherzo from A Midsummer Night's Dream, Op. 61
track: 3 German Dances, K. 605: Organ Concerto No. 6 in B-Flat Major, Op. 4, HWV 294: III. Allegro moderato (Transcribed for Harp and Orchestra)

Scherzo from A Midsummer Night's Dream, Op. 61
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  date published: 2026-07-08T08:56:20Z
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3 German Dances, K. 605: Organ Concerto No. 6 in B-Flat Major, Op. 4, HWV 294: III. Allegro moderato (Transcribed for Harp and Orchestra)
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  date published: 2026-07-29T13:21:01Z
audio: 3 German Dances, K. 605: Organ Concerto No. 6 in B-Flat Major, Op. 4, HWV 294: III. Allegro moderato (Transcribed for Harp and Orchestra)
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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

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Sonata For Violin & Cello, M.73: 4. Vif, avec entrain
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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12 Chansons de Bilitis, L.90: 6. Bilitis
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: 12 Chansons de Bilitis, L.90: 6. Bilitis
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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12 Chansons de Bilitis, L.90: 7. Le Tombeau sans nom
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duration: PT2M6S
duration ms: 126733
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by artist: Claude Debussy
by artist: Catherine Deneuve
by artist: Wolfgang Schulz
by artist: Hans Wolfgang Dünschede
by artist: Margit-Anna Süß
by artist: Adelheid Blovsky-Miller
by artist: Rolf Koenen
in album: Debussy: Chansons de Bilitis
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  date published: 1990-01-01
popularity: 1
genre: classical
genre: impressionism
genre: post-romantic-era
isrc code: DEF058930507
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additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48ca9a746e1831d65c5f8bba19f424434540fe5d2498758ac91aa164091144aa. 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/DEF058930507.
  date published: 2026-07-08T03:22:41Z
audio: 12 Chansons de Bilitis, L.90: 7. Le Tombeau sans nom
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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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12 Chansons de Bilitis, L.90: 11. Le Souvenir de Mnasidika
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duration: PT1M31S
duration ms: 91920
explicit: false
by artist: Claude Debussy
by artist: Catherine Deneuve
by artist: Wolfgang Schulz
by artist: Hans Wolfgang Dünschede
by artist: Margit-Anna Süß
by artist: Adelheid Blovsky-Miller
by artist: Rolf Koenen
in album: Debussy: Chansons de Bilitis
  type: MusicAlbum
  date published: 1990-01-01
popularity: 1
genre: classical
genre: impressionism
genre: post-romantic-era
isrc code: DEF058930511
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/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058930511
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefe9402fa4cbbf6be09d09e3bb0666b37fb5c068bd9233be874cf7ec2b1c841c. 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/DEF058930511.
  date published: 2026-07-08T03:22:41Z
audio: 12 Chansons de Bilitis, L.90: 11. Le Souvenir de Mnasidika
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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