Carl Stamitz
type: MusicGroup
genre: classical
description: thumb|Carl Stamitz Carl Philipp Stamitz (; born in Mannheim and baptized 8 May 17459 November 1801), was a German composer of partial Czech ancestry. He was the most prominent representative of the se
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album: Stamitz: Clarinet Concertos, Vol. 2
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  date published: 2014-10-07
album: Stamitz: Clarinet Concertos Nos. 1, 7, 8 & 11
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  date published: 2014-10-07
album: Stamitz: Clarinet Concertos & Double Concertos
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  date published: 2014-10-07
album: Stamitz: Clarinet Concertos
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  date published: 2014-10-07
album: Stamitz: Chamber Works
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  date published: 2002-04-15
album: Stamitz: Cello Concertos
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  date published: 1991-01-01
album: The Concerto in Europe: Paisiello, Grétry, Stamitz & Garth
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      date published: 2026-07-31T23:30:38Z
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  track: Flute Concerto in C Major: II. Larghetto
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      date published: 2026-07-08T03:20:19Z
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album: Stamitz, C.: Duos for Violin and Viola, Vol. 2
album: Stamitz, C.: Duos for Violin and Viola, Vol. 1
album: Refreshing Classics
album: Spring Adagios
track: Cello Concerto No. 1 in G Major: II. Romance: Andantino
track: Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: I. Allegro
track: Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: III. Rondo. Allegro

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Stamitz, C.: Duos for Violin and Viola, Vol. 2
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date published: 2014-07-15
track: Divertimento in A Major, Op. 34, No. 1: I. Moderato
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    date published: 2026-07-31T15:20:15Z
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track: Divertimento in D Major, Op. 34, No. 3: I. Poco allegrino
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-08-01T03:50:58Z
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track: Divertimento in C Major, Op. 34, No. 4: II. Rondo
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  audio: Divertimento in C Major, Op. 34, No. 4: II. Rondo
track: Divertimento in G Major, Op. 34, No. 6: I. Andantino

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OpenTimestamps Proof of Existence
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date published: 2026-08-01T04:52:22Z

Divertimento in C Major, Op. 34, No. 4: II. Rondo
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Divertimento in G Major, Op. 34, No. 6: I. Andantino
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253245317
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x256d951b23b5991a5528eec1b99ffdbb2adfa717f10ea456c25f79272389b618. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/HUA253245317 — a six-check JSON result.
  date published: 2026-07-31T10:20:10Z
audio: Divertimento in G Major, Op. 34, No. 6: I. Andantino
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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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Stamitz, C.: Duos for Violin and Viola, Vol. 1
type: MusicAlbum
date published: 2014-07-15
track: Duo in C Major, Op. 19, No. 1: I. Maestoso
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  duration: PT3M53S
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  explicit: false
  by artist: Carl Stamitz
  by artist: Vilmos Szabadi
  by artist: Péter Bársony
  in album: Stamitz, C.: Duos for Violin and Viola, Vol. 1
    type: MusicAlbum
    date published: 2014-07-15
  popularity: 3
  isrc code: HUA253228203
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
  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/960500
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253228203
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-08-01T03:13:03Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe93dda8a86945290fad600256c968eb76eaa79111900a598a53b70e6fe01ecbb. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/HUA253228203 — a six-check JSON result.
    date published: 2026-08-01T03:13:03Z
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    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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    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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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Duo in C Major, Op. 19, No. 1: II. Minuetto grazioso
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  explicit: false
  by artist: Carl Stamitz
  by artist: Vilmos Szabadi
  by artist: Péter Bársony
  in album: Stamitz, C.: Duos for Violin and Viola, Vol. 1
    type: MusicAlbum
    date published: 2014-07-15
  popularity: 3
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: OTSBitcoinBlock
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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 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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4269abda9be6289943c32d565bfbeec7eafea4db82c63040d38f5530858421a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253228204 — a six-check JSON result.
    date published: 2026-07-08T03:22:41Z
  audio: Duo in C Major, Op. 19, No. 1: II. Minuetto grazioso
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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track: Duo in D Major, Op. 19, No. 2: I. Moderato
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  explicit: false
  by artist: Carl Stamitz
  by artist: Vilmos Szabadi
  by artist: Péter Bársony
  in album: Stamitz, C.: Duos for Violin and Viola, Vol. 1
    type: MusicAlbum
    date published: 2014-07-15
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Duo in D Major, Op. 19, No. 2: I. Moderato

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253228206

OTSTimestamp
type: PropertyValue
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92069687566fed17617ba0ef71d6f82b42d489f969d888171515ce6d74ba9a5a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253228206 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Duo in D Major, Op. 19, No. 2: I. Moderato
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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additional property: Time Signature
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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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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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Refreshing Classics
type: MusicAlbum
date published: 2026-07-17

Spring Adagios
type: MusicAlbum
date published: 2026-06-04

Cello Concerto No. 1 in G Major: II. Romance: Andantino
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duration: PT5M23S
duration ms: 323000
explicit: false
by artist: Carl Stamitz
by artist: Christian Benda
by artist: Prague Chamber Orchestra
in album: Den Bästa Stunden
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popularity: 2
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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
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x040c25707d788f9f9239db13da86c08e118663c50888188354db3c6f36f0df3d. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/HKI199312202 — a six-check JSON result.
  date published: 2026-06-13T12:47:07Z
audio: Cello Concerto No. 1 in G Major: II. Romance: Andantino
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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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: Liveness
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  additional property: Valence (Positivity)
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Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: I. Allegro
type: MusicRecording
duration: PT5M53S
duration ms: 353040
explicit: false
by artist: Carl Stamitz
by artist: Itzhak Perlman
by artist: Pinchas Zukerman
by artist: Ray Still
by artist: Lynn Harrell
in album: Oboe Quartets & Trio Sonatas
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popularity: 1
isrc code: GBAYC1501576
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
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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 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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x113a6233c4e39b15c8426ed52fc87d6036b464935765aff465261aee3be9c580. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1501576 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: I. Allegro
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Speechiness
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Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: III. Rondo. Allegro
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duration: PT2M55S
duration ms: 175173
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by artist: Carl Stamitz
by artist: Itzhak Perlman
by artist: Pinchas Zukerman
by artist: Ray Still
by artist: Lynn Harrell
in album: Oboe Quartets & Trio Sonatas
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  date published: 2015-08-28
popularity: 1
isrc code: GBAYC1501578
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
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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 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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d21acd0cd1fe418ac19875af617307aa4710195b7a504fa6e06b61877a20669. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/GBAYC1501578 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Stamitz: Oboe Quartet in E-Flat Major, Op. 8 No. 4: III. Rondo. Allegro
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  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.817
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.774
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.233
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major