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genre: chamber music
genre: neoclassical
description: Jennifer Frautschi (; born 1973) is an American violinist. A recipient of an Avery Fisher Career Grant, she is currently Artist-in-Residence at Stony Brook University. She plays a 1722 Antonio Stradiv
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  track: Clarinet Concerto, Op. 57, FS 129 (Arr. R. Orth for Chamber Ensemble) [Live]
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  track: 3 Songs, Op. 18: Erlosung (from Des Knaben Wunderhorn)
  track: 3 Songs, Op. 18: Ave Regina coelorum
  track: String Trio, Op. 20: I. Sehr langsam
  track: String Trio, Op. 20: II. Sehr getragen und ausdrucksvoll
  track: Quartet, Op. 22: II. Sehr schwungvoll
  track: Variations for Piano, Op. 27: III. Ruhig fliessend
  track: 6 Pieces, Op. 6 (revised version): I. Langsam
  track: 6 Pieces, Op. 6 (revised version): VI. Langsam
  track: 4 Pieces, Op. 7: I. Sehr langsam
  track: 4 Pieces, Op. 7: II. Rasch
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  track: 3 Little Pieces, Op. 11: I. Massige
  track: Concerto for 9 Instruments, Op. 24: II. Sehr rasch
  track: 6 German Dances, D. 820 (arr. A. Webern): I. --
  track: Quartet, Op. 22: I. Sehr massig
album: Music@Menlo Live '06: Mozart and Winds, Vol. 4
album: Stravinsky: Histoire Du Soldat Suite - Renard
album: Feel-Good Classical
album: American Duos
album: Robert Schumann: Three Sonatas for Violin and Piano
album: Music by Three
album: Stravinsky, I.: Duo Concertante / Ravel, M.: Violin Sonata
album: Prokofiev: Violin Concertos Nos. 1 and 2
album: Frautschi, Jennifer: Solovision
album: Stravinsky: Duo Concertant
album: Music@Menlo Live, Haydn Connections, Vol. 1
album: Stravinsky: 125th Anniversary Album: The Rite of Spring - Violin Concerto
album: Music@Menlo Live, Haydn Connections, Vol. 4
album: Music@Menlo Live '06: Mozart and the Twentieth Century, Vol. 5
album: Music@Menlo Live '06: Returning to Mozart, Vol. 7 (Mozart and the End of Time)
album: My Barn Having Burned to the Ground, I Can Now See the Moon

Clarinet Concerto, Op. 57, FS 129 (Arr. R. Orth for Chamber Ensemble) [Live]
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Quartet, Op. 22: II. Sehr schwungvoll
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Quartet, Op. 22: I. Sehr massig
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Renard
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by artist: Igor Stravinsky
by artist: John Aler
by artist: Steven Paul Spears
by artist: David Evitts
by artist: Wilbur Pauley
by artist: Tara Helen O'Connor
by artist: Stephen Taylor
by artist: Alan R. Kay
by artist: Frank Morelli
by artist: Louis Hanzlik
by artist: William Purvis
by artist: Daniel Grabois
by artist: Chris Deane
by artist: Gordon Gottlieb
by artist: Daniel Druckman
by artist: Tom Kolor
by artist: Jennifer Frautschi
by artist: David Bowlin
by artist: Richard O'Neill
by artist: Fred Sherry
by artist: Kurt Muroki
by artist: Robert Craft
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620923
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:03:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc29502d5e70cb20edcce8ba3c6340bdb2602296e55364891019b4ebc7b250e3
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/HKI190620923
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
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc29502d5e70cb20edcce8ba3c6340bdb2602296e55364891019b4ebc7b250e3. 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/HKI190620923.
  date published: 2026-07-08T03:20:19Z
audio: Renard
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.111
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.514
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.251
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.205
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.485
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Duo concertant: I. Cantilene
type: MusicRecording
duration: PT3M7S
duration ms: 187413
explicit: false
by artist: Igor Stravinsky
by artist: Jennifer Frautschi
by artist: Jeremy Denk
in album: Stravinsky: Duo Concertant
  type: MusicAlbum
  date published: 2011-04-05
popularity: 12
isrc code: HKI191092901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T09:23:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33aa89ca004062d6eb8d689d80fc971a8c5e84988ce15b3e415512c922cafb4e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191092901
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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33aa89ca004062d6eb8d689d80fc971a8c5e84988ce15b3e415512c922cafb4e. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191092901.
  date published: 2026-07-02T03:55:08Z
audio: Duo concertant: I. Cantilene
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.368
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.337
  additional property: Energy
    type: PropertyValue
    value: 0.164
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.518
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.156
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.052
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Duo concertant: III. Eglogue II
type: MusicRecording
duration: PT3M6S
duration ms: 186120
explicit: false
by artist: Igor Stravinsky
by artist: Jennifer Frautschi
by artist: Jeremy Denk
in album: Stravinsky: Duo Concertant
  type: MusicAlbum
  date published: 2011-04-05
popularity: 2
isrc code: HKI191092903
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:10:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb9eb4e6f02af09a62ed44629b8d97a606fcc5cfaad014463e274e1c888bd6ed
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/HKI191092903
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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb9eb4e6f02af09a62ed44629b8d97a606fcc5cfaad014463e274e1c888bd6ed. 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/HKI191092903.
  date published: 2026-07-08T08:56:20Z
audio: Duo concertant: III. Eglogue II
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.51
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.141
  additional property: Energy
    type: PropertyValue
    value: 0.019
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.127
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.081
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.091
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Duo concertant: IV. Gigue
type: MusicRecording
duration: PT4M32S
duration ms: 272200
explicit: false
by artist: Igor Stravinsky
by artist: Jennifer Frautschi
by artist: Jeremy Denk
in album: Stravinsky: Duo Concertant
  type: MusicAlbum
  date published: 2011-04-05
popularity: 2
isrc code: HKI191092904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:10:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3ed1e05652d5cb73125f489687d9fef35ce4d5ae1b9d0c522f4d07eb8665be72
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/HKI191092904
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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ed1e05652d5cb73125f489687d9fef35ce4d5ae1b9d0c522f4d07eb8665be72. 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/HKI191092904.
  date published: 2026-07-08T08:56:20Z
audio: Duo concertant: IV. Gigue
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.887
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.599
  additional property: Energy
    type: PropertyValue
    value: 0.175
  additional property: Speechiness
    type: PropertyValue
    value: 0.076
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.804
  additional property: Liveness
    type: PropertyValue
    value: 0.059
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.948
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.712
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Duo concertant: II. Eglogue I
type: MusicRecording
duration: PT2M23S
duration ms: 143280
explicit: false
by artist: Igor Stravinsky
by artist: Jennifer Frautschi
by artist: Jeremy Denk
in album: Stravinsky: Duo Concertant
  type: MusicAlbum
  date published: 2011-04-05
popularity: 2
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb17bd129dd6a8b9ac212d1b75bb08f686860b7cd3c51e1dfb80e159a20f5c423. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191092902.
  date published: 2026-07-31T02:19:15Z
audio: Duo concertant: II. Eglogue I
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.631
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.418
  additional property: Energy
    type: PropertyValue
    value: 0.171
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.921
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.377
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.808
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI191092902
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191092902
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+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

Duo concertant: V. Dithyrambe
type: MusicRecording
duration: PT3M15S
duration ms: 195173
explicit: false
by artist: Igor Stravinsky
by artist: Jennifer Frautschi
by artist: Jeremy Denk
in album: Stravinsky: Duo Concertant
  type: MusicAlbum
  date published: 2011-04-05
popularity: 2
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08c6858274ba2f94a031272c847232f72d5b9eee46f4e23dc4fb95a263d7530c. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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/HKI191092905.
  date published: 2026-07-31T09:25:34Z
audio: Duo concertant: V. Dithyrambe
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.204
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.19
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.878
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.013
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.769
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI191092905
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960379
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:25:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191092905
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960379
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960379
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:25:34+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

Energy
type: PropertyValue
value: 0.013

Speechiness
type: PropertyValue
value: 0.048

Acousticness
type: PropertyValue
value: 0.976

Instrumentalness
type: PropertyValue
value: 0.005

Liveness
type: PropertyValue
value: 0.05

Valence (Positivity)
type: PropertyValue
value: 0.109

Loudness (dB)
type: PropertyValue
value: -33.253

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

3 Songs, Op. 18: Erlosung (from Des Knaben Wunderhorn)
type: MusicRecording
duration: PT1M16S
duration ms: 76000
explicit: false
by artist: Anton Webern
by artist: Jennifer Welch-Babidge
by artist: Charles Neidich
by artist: Scott Kuney
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
isrc code: HKI190453612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:23:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x846a33ddb3157f429112df38824910aa0b40767ead8af45b6feb76925ee1ea59
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
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/HKI190453612
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x846a33ddb3157f429112df38824910aa0b40767ead8af45b6feb76925ee1ea59. 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/HKI190453612.
  date published: 2026-07-08T03:22:41Z
audio: 3 Songs, Op. 18: Erlosung (from Des Knaben Wunderhorn)
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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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3 Songs, Op. 18: Ave Regina coelorum
type: MusicRecording
duration: PT1M37S
duration ms: 97826
explicit: false
by artist: Anton Webern
by artist: Jennifer Welch-Babidge
by artist: Charles Neidich
by artist: Scott Kuney
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
isrc code: HKI190453613
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/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190453613
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 0x074176d257eccfa6dead9ee54a67d59ea8b07636fcafc4f0eec952275000bfc7. 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/HKI190453613.
  date published: 2026-07-08T03:20:19Z
audio: 3 Songs, Op. 18: Ave Regina coelorum
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String Trio, Op. 20: I. Sehr langsam
type: MusicRecording
duration: PT3M50S
duration ms: 230866
explicit: false
by artist: Anton Webern
by artist: Ani Kavafian
by artist: Richard O'Neill
by artist: Fred Sherry
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
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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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190453614
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x552e23151f0b5ca2010a4ada5dae1623dc56a8ab8da92eb4fffe207b2ef4b947. 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/HKI190453614.
  date published: 2026-07-08T03:53:27Z
audio: String Trio, Op. 20: I. Sehr langsam
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String Trio, Op. 20: II. Sehr getragen und ausdrucksvoll
type: MusicRecording
duration: PT5M57S
duration ms: 357640
explicit: false
by artist: Anton Webern
by artist: Ani Kavafian
by artist: Richard O'Neill
by artist: Fred Sherry
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
isrc code: HKI190453615
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
  value: 2026-07-08T08:56:20Z
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 0xee4d05b8beb3e4d62031c5d26dcaedd3331efcc0b9384e380e2cb21c0601bec9. 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/HKI190453615.
  date published: 2026-07-08T08:56:20Z
audio: String Trio, Op. 20: II. Sehr getragen und ausdrucksvoll
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  additional property: Tempo (BPM)
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Variations for Piano, Op. 27: III. Ruhig fliessend
type: MusicRecording
duration: PT3M28S
duration ms: 208333
explicit: false
by artist: Anton Webern
by artist: Christopher Oldfather
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
isrc code: HKI190453620
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/HKI190453620
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a8fd0cb2653910afdd064eedb82545e0cf09f186166ceddf034c26749b11090. 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/HKI190453620.
  date published: 2026-07-08T03:20:19Z
audio: Variations for Piano, Op. 27: III. Ruhig fliessend
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Energy
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6 Pieces, Op. 6 (revised version): I. Langsam
type: MusicRecording
duration: PT1M18S
duration ms: 78666
explicit: false
by artist: Anton Webern
by artist: Philharmonia Orchestra
by artist: Robert Craft
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
isrc code: HKI190453621
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
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0x85b19a13fd4856fec45be1484d520695f6905c984a7758f5905a53c914ee1007. 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/HKI190453621.
  date published: 2026-07-02T03:30:09Z
audio: 6 Pieces, Op. 6 (revised version): I. Langsam
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  additional property: Energy
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  additional property: Acousticness
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6 Pieces, Op. 6 (revised version): VI. Langsam
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duration: PT1M52S
duration ms: 112200
explicit: false
by artist: Anton Webern
by artist: Philharmonia Orchestra
by artist: Robert Craft
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe43d63b68a0ab9d8bdf73e4f6bb72ba5c3f840e12757cb627fccc3a01b76ce04. 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/HKI190453626.
  date published: 2026-07-08T03:20:19Z
audio: 6 Pieces, Op. 6 (revised version): VI. Langsam
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4 Pieces, Op. 7: I. Sehr langsam
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duration: PT1M12S
duration ms: 72533
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by artist: Jesse Mills
by artist: Christopher Oldfather
in album: Webern, A.: Symphony / 6 Pieces, Op. 6 / Concerto
  type: MusicAlbum
  date published: 2005-01-02
genre: classical
genre: early-modern-classical
genre: avant-garde
genre: austro-german-modernism
genre: serialism
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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subject of: OpenTimestamps Proof of Existence
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audio: 4 Pieces, Op. 7: I. Sehr langsam
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4 Pieces, Op. 7: II. Rasch
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4 Pieces, Op. 7: IV. Bewegt
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3 Little Pieces, Op. 11: I. Massige
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subject of: OpenTimestamps Proof of Existence
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Concerto for 9 Instruments, Op. 24: II. Sehr rasch
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  date published: 2026-07-08T03:20:19Z
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6 German Dances, D. 820 (arr. A. Webern): I. --
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  date published: 2026-07-08T03:20:19Z
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Music@Menlo Live '06: Mozart and Winds, Vol. 4
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Stravinsky: Histoire Du Soldat Suite - Renard
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track: Histoire du soldat Suite (The Soldier's Tale Suite): IV. The Royal March, "Pasadoble"
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  duration: PT2M34S
  duration ms: 154173
  explicit: false
  by artist: Igor Stravinsky
  by artist: Rolf Schulte
  by artist: William Blount
  by artist: Christopher Gekker
  by artist: Michael Powell
  by artist: Frank Morelli
  by artist: John Feeney
  by artist: Gordon Gottlieb
  by artist: Robert Craft
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    type: MusicAlbum
    date published: 2007-01-30
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  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
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190620905
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0xdd1257a6dd2c1ce1062edd178c2e98a701cef58c2af2dede9cf237783b7491db. 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/HKI190620905.
    date published: 2026-07-02T03:30:09Z
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    additional property: Tempo (BPM)
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    additional property: Danceability
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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  duration: PT2M53S
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  explicit: false
  by artist: Igor Stravinsky
  by artist: Rolf Schulte
  by artist: William Blount
  by artist: Christopher Gekker
  by artist: Michael Powell
  by artist: Frank Morelli
  by artist: John Feeney
  by artist: Gordon Gottlieb
  by artist: Robert Craft
  in album: Stravinsky: Histoire Du Soldat Suite - Renard
  isrc code: HKI190620906
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Histoire du soldat Suite (The Soldier's Tale Suite): V. Little March
track: Histoire du soldat Suite (The Soldier's Tale Suite): VIII. Petit / Grand Chorale
track: Histoire du soldat Suite (The Soldier's Tale Suite): IX. Triumphal March of the Devil
track: Pour Picasso
track: Pribaoutki: No. 4. Starets i zayats (The Old Man and the Hare)
track: Berceuses du chat (Cat's Cradle Songs): No. 2. Kot na pechi (The Tom-Cat on the Stove)
track: Berceuses du chat (Cat's Cradle Songs): No. 4. U kota, kota (O Tom-Cat, Tom-Cat)
track: Renard
track: Scherzo a la russe (original Jazz band version, 1944)

Robert Craft
type: MusicGroup

Stravinsky: Histoire Du Soldat Suite - Renard
type: MusicAlbum
date published: 2007-01-30

CopyrightID
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190620906

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a3241cf20ea44779d910989e1269c1bfadfb31c46a6c83d0c5b2189197f13ba. 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/HKI190620906.
date published: 2026-07-08T03:22:41Z

Histoire du soldat Suite (The Soldier's Tale Suite): V. Little March
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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Histoire du soldat Suite (The Soldier's Tale Suite): VIII. Petit / Grand Chorale
type: MusicRecording
duration: PT2M38S
duration ms: 158066
explicit: false
by artist: Igor Stravinsky
by artist: Rolf Schulte
by artist: William Blount
by artist: Christopher Gekker
by artist: Michael Powell
by artist: Frank Morelli
by artist: John Feeney
by artist: Gordon Gottlieb
by artist: Robert Craft
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620909
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/HKI190620909
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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 0xfbda1c177d9ad6b928c6355a0493245ea6a27750883773e89503aea2aeb1fdc5. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/HKI190620909.
  date published: 2026-07-02T11:38:34Z
audio: Histoire du soldat Suite (The Soldier's Tale Suite): VIII. Petit / Grand Chorale
  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: Valence (Positivity)
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Histoire du soldat Suite (The Soldier's Tale Suite): IX. Triumphal March of the Devil
type: MusicRecording
duration: PT2M11S
duration ms: 131280
explicit: false
by artist: Igor Stravinsky
by artist: Rolf Schulte
by artist: William Blount
by artist: Christopher Gekker
by artist: Michael Powell
by artist: Frank Morelli
by artist: John Feeney
by artist: Gordon Gottlieb
by artist: Robert Craft
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e2dec43a30520ef555c6372d2645064f0df76d103d277d5baa0046159d24687
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/HKI190620910
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 0x7e2dec43a30520ef555c6372d2645064f0df76d103d277d5baa0046159d24687. 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/HKI190620910.
  date published: 2026-07-08T03:22:41Z
audio: Histoire du soldat Suite (The Soldier's Tale Suite): IX. Triumphal March of the Devil
  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
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  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: 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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Pour Picasso
type: MusicRecording
duration: PT0M32S
duration ms: 32119
explicit: false
by artist: Igor Stravinsky
by artist: Charles Neidich
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:40:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x22c591e300bff6d125aad642bf03e1dc4e7b45605a50e81180abe3144c856cf6
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/HKI190620914
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0x22c591e300bff6d125aad642bf03e1dc4e7b45605a50e81180abe3144c856cf6. 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/HKI190620914.
  date published: 2026-07-08T08:56:20Z
audio: Pour Picasso
  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)
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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
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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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Pribaoutki: No. 4. Starets i zayats (The Old Man and the Hare)
type: MusicRecording
duration: PT1M49S
duration ms: 109280
explicit: false
by artist: Igor Stravinsky
by artist: Katherine Ciesinski
by artist: Orchestra of St. Luke's
by artist: Robert Craft
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620918
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:18:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/HKI190620918
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b26f96d5cd08ff519b9797e4e570ada6928e3042a31dd87c44201e6393efb0f. 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/HKI190620918.
  date published: 2026-07-08T03:53:27Z
audio: Pribaoutki: No. 4. Starets i zayats (The Old Man and the Hare)
  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: Speechiness
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  additional property: Acousticness
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Berceuses du chat (Cat's Cradle Songs): No. 2. Kot na pechi (The Tom-Cat on the Stove)
type: MusicRecording
duration: PT0M59S
duration ms: 59506
explicit: false
by artist: Igor Stravinsky
by artist: Katherine Ciesinski
by artist: Orchestra of St. Luke's
by artist: Robert Craft
in album: Stravinsky: Histoire Du Soldat Suite - Renard
  type: MusicAlbum
  date published: 2007-01-30
isrc code: HKI190620920
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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
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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
subject of: OpenTimestamps Proof of Existence
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Berceuses du chat (Cat's Cradle Songs): No. 4. U kota, kota (O Tom-Cat, Tom-Cat)
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Scherzo a la russe (original Jazz band version, 1944)
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American Duos
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Robert Schumann: Three Sonatas for Violin and Piano
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Music by Three
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Stravinsky, I.: Duo Concertante / Ravel, M.: Violin Sonata
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Prokofiev: Violin Concertos Nos. 1 and 2
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Frautschi, Jennifer: Solovision
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Stravinsky: Duo Concertant
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track: Requiem Canticles: Prelude
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track: Requiem Canticles: Libera me
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  audio: Requiem Canticles: Libera me
track: Duo concertant: II. Eglogue I
track: Duo concertant: V. Dithyrambe

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date published: 2026-07-02T03:55:08Z

Requiem Canticles: Libera me
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Music@Menlo Live, Haydn Connections, Vol. 1
type: MusicAlbum
date published: 2023-06-06

Stravinsky: 125th Anniversary Album: The Rite of Spring - Violin Concerto
type: MusicAlbum
date published: 2007-09-01

Music@Menlo Live, Haydn Connections, Vol. 4
type: MusicAlbum
date published: 2023-06-05

Music@Menlo Live '06: Mozart and the Twentieth Century, Vol. 5
type: MusicAlbum
date published: 2006-12-04

Music@Menlo Live '06: Returning to Mozart, Vol. 7 (Mozart and the End of Time)
type: MusicAlbum
date published: 2006-12-04

My Barn Having Burned to the Ground, I Can Now See the Moon
type: MusicAlbum
date published: 2011-10-01