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track: Piano Concerto in E Major, Op. 59: II. Andante
track: Piano Concerto in E Major, Op. 59: III. Scherzo. Vivace
track: Piano Concerto in E Major, Op. 59: I. Moderato

Piano Concerto in E Major, Op. 59: II. Andante
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duration: PT8M5S
duration ms: 485866
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by artist: Moritz Moszkowski
by artist: Michael Ponti
by artist: Philharmonia Hungarica
by artist: Hans Richard Stracke
in album: The Romantic Piano Concerto, Vol. 3
  type: MusicAlbum
  date published: 1992-01-01
genre: german-romanticism
genre: late-romantic-era
genre: polish-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
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20aab37f4441bc8f40d2d32712dd49b4e4c1d842394e7561b73cb44805b9a179. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZGD9200140.
  date published: 2026-07-02T03:30:09Z
audio: Piano Concerto in E Major, Op. 59: II. Andante
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Piano Concerto in E Major, Op. 59: III. Scherzo. Vivace
type: MusicRecording
duration: PT7M11S
duration ms: 431266
explicit: false
by artist: Moritz Moszkowski
by artist: Michael Ponti
by artist: Philharmonia Hungarica
by artist: Hans Richard Stracke
in album: The Romantic Piano Concerto, Vol. 3
  type: MusicAlbum
  date published: 1992-01-01
genre: german-romanticism
genre: late-romantic-era
genre: polish-classical
isrc code: USZGD9200141
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Piano Concerto in E Major, Op. 59: III. Scherzo. Vivace
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Piano Concerto in E Major, Op. 59: II. Andante
type: MusicRecording
duration: PT8M5S
duration ms: 485720
explicit: false
by artist: Moritz Moszkowski
by artist: Philharmonia Hungarica
by artist: Hans Richard Stracke
by artist: Michael Ponti
in album: Romantic Piano Concertos, Vol. 1
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  date published: 2016-05-01
popularity: 2
genre: german-romanticism
genre: late-romantic-era
genre: polish-classical
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6942e7abe2206706fc11be95cb31a2938f87e553ba51c4aad1775e5a4200477d. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/NLY331603963.
  date published: 2026-07-31T08:26:41Z
audio: Piano Concerto in E Major, Op. 59: II. Andante
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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

Piano Concerto in E Major, Op. 59: I. Moderato
type: MusicRecording
duration: PT11M36S
duration ms: 696426
explicit: false
by artist: Moritz Moszkowski
by artist: Michael Ponti
by artist: Philharmonia Hungarica
by artist: Hans Richard Stracke
in album: The Romantic Piano Concerto, Vol. 3
  type: MusicAlbum
  date published: 1992-01-01
genre: german-romanticism
genre: late-romantic-era
genre: polish-classical
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: Piano Concerto in E Major, Op. 59: I. Moderato
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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