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description: thumb|George Szell, 1954 George Szell (; June 7, 1897 – July 30, 1970), originally György Széll, György Endre Széll, or Georg Szell, was an Austro-Hungarian-born American conductor, composer and pian
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album: Handel Favourites – Arrival of the Queen of Sheda, Water Music, and more – Mackerras, Szell, Menuhi,n Somary
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album: Beethoven: Violin Concerto in D Major, Op. 61 - Lalo: Symphonie espagnole, Op. 21
album: Weber, Barber & Beethoven: Orchestral Works (Remastered 2023) [Live]
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album: A To Z Of Conductors
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track: Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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by artist: Robert Casadesus
by artist: George Szell
by artist: The Cleveland Orchestra
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popularity: 5
genre: classical
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genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
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Leon Fleisher Live, Vol. 3
type: MusicAlbum
date published: 2022-07-01

Liebermann: Penelope (Live)
type: MusicAlbum
date published: 2019-02-01

Mozart: Die Zauberflöte, K. 620 (Live)
type: MusicAlbum
date published: 2019-03-08

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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: 2026-07-06T06:56:49Z
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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: 2026-07-30T18:23:33Z
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  by artist: George Frideric Handel
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  genre: classical
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  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
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  subject of: OpenTimestamps Proof of Existence
  audio: Water Music, HWV 348-350: Suite
track: Xerxes, HWV 40

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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 0xd34745598d88242434c7bdd7c0e7b74bb47943d62ad58879f470b183842fb19b. 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/USX761734003 — a six-check JSON result.
date published: 2026-07-02T03:55:08Z

Water Music, HWV 348-350: Suite
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Water Music, HWV 348-350: Suite
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duration: PT1M45S
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by artist: George Frideric Handel
by artist: George Szell
by artist: London Symphony Orchestra
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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: 2026-07-31T06:58:00Z
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Water Music, HWV 348-350: Suite
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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Xerxes, HWV 40
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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Egk: Irische Legende (Live)
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Mozart: Symphony No. 40 in G Minor, K. 550 – Brahms: Symphony No. 4 in E Minor, Op. 98 (Live)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T14:53:07Z
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  subject of: OpenTimestamps Proof of Existence
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Mozart: Clarinet Concerto in A Major, K. 622 - Strauss: Horn Concerto No. 1, Op. 11
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OpenTimestamps Proof of Existence
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date published: 2026-07-30T17:23:26Z

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Horn Concerto No. 1, Op. 11: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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Mahler: Das Lied von der Erde (Live)
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The Richard Tauber Collection, Vol. 10: Opera Scenes (1927-1946)
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Beethoven: Violin Concerto in D Major, Op. 61 - Lalo: Symphonie espagnole, Op. 21
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Weber, Barber & Beethoven: Orchestral Works (Remastered 2023) [Live]
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Johanna Martzy Live, Vol. 3
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A To Z Of Conductors
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Slavonic Dances, Op. 72, B. 147: No. 2, Dumka
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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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Tragic Overture, Op. 81
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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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Polovetsian Dances from Prince Igor: Introduzione
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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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Egmont Overture, Op. 84
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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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Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T20:35:49Z
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Eine kleine Nachtmusik - Serenade in G Major, K. 525: IV. Rondo. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:57Z
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    value: 0.454
  additional property: Energy
    type: PropertyValue
    value: 0.326
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.941
  additional property: Liveness
    type: PropertyValue
    value: 0.332
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.643
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.552
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major