Claire Barnett-Jones
type: MusicGroup
description: thumb|Claire Barnett-Jones winning round 4 of the 2021 BBC Cardiff Singer of the World competition. She went onto also win the Dame Joan Sutherland Audience Prize Claire Barnett-Jones (born 1990) is
popularity: 4
followers: 24
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-17T08:11:48Z
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album: Janáček: Katya Kabanova
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  date published: 2024-02-23
  track: Katya Kabanova, JW I/8, Act I Scene 1: Introduction
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    by artist: Leoš Janáček
    by artist: Sir Simon Rattle
    by artist: London Symphony Orchestra
    in album: Janáček: Katya Kabanova
      type: MusicAlbum
      date published: 2024-02-23
    popularity: 6
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    genre: czech-classical
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T11:38:34Z
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  track: Katya Kabanova, JW I/8, Act II Scene 1: "Vida, chvástala jsi se"
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:53:27Z
    audio: Katya Kabanova, JW I/8, Act II Scene 1: "Vida, chvástala jsi se"
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  track: Katya Kabanova, JW I/8, Act II Scene 1: "Půjdu též se projít"
  track: Katya Kabanova, JW I/8, Act I Scene 1: "Je baryňa doma?"
  track: Katya Kabanova, JW I/8, Act II Scene 2: "Za vodou, za vodičkou"
  track: Katya Kabanova, JW I/8, Act I Scene 2: "Víš co mi napadlo?"
  track: Katya Kabanova, JW I/8, Act I Scene 2: "Zdráva..."
  track: Katya Kabanova, JW I/8, Act I Scene 2: "Což pak už mne nemáš rád?"
  track: Katya Kabanova, JW I/8, Act III Scene 1: "Celého mne to pokropilo"
  track: Katya Kabanova, JW I/8, Act I Scene 2: "Abych ani otce"
  track: Katya Kabanova, JW I/8, Act III Scene 2: "Ach Glašo!"
  track: Katya Kabanova, JW I/8, Act III Scene 2: "Vidět se s ním"
  track: Katya Kabanova, JW I/8, Act III Scene 2: "Ptáčci přiletí na mohylu"
  track: Katya Kabanova, JW I/8, Act I Scene 1: "Zázrak!"
  track: Katya Kabanova, JW I/8, Act I Scene 1: "Co pak je?"
  track: Katya Kabanova, JW I/8, Act I Scene 2: "Ale nač tobě to vykládám?"
album: Strauss: Ariadne auf Naxos (Edinburgh International Festival)
album: The Jade Mountain – Songs by Edmund Rubbra
album: Rubbra: The Jade Mountain, Op. 116: I. A Night Thought on Terrace Tower
album: Rubbra: Two Sonnets by William Alabaster, Op. 87: I. Upon the Crucifix
album: Rubbra: Orpheus with his lute, Op. 8 No. 2
album: Tippett: The Midsummer Marriage (Live)

Katya Kabanova, JW I/8, Act I Scene 1: "Je baryňa doma?"
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by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Pavlo Hunka
by artist: Claire Barnett-Jones
by artist: Ladislav Elgr
by artist: Simon O'Neill
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 3
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338904
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additional property: OTSVerifyInstructions
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  date published: 2026-07-07T18:50:38Z
audio: Katya Kabanova, JW I/8, Act I Scene 1: "Je baryňa doma?"
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Katya Kabanova, JW I/8, Act III Scene 2: "Ach Glašo!"
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by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Andrew Staples
by artist: Claire Barnett-Jones
by artist: Magdalena Kožená
by artist: Ladislav Elgr
by artist: Amanda Majeski
in album: Janáček: Katya Kabanova
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  date published: 2024-02-23
popularity: 1
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Katya Kabanova, JW I/8, Act III Scene 2: "Ach Glašo!"
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Katya Kabanova, JW I/8, Act III Scene 2: "Ptáčci přiletí na mohylu"
type: MusicRecording
duration: PT3M13S
duration ms: 193346
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Lukáš Zeman
by artist: Pavlo Hunka
by artist: Claire Barnett-Jones
by artist: Andrew Staples
by artist: Katarina Dalayman
by artist: London Symphony Chorus
in album: Janáček: Katya Kabanova
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  date published: 2024-02-23
popularity: 1
genre: classical
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genre: post-romantic-era
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:20:19Z
audio: Katya Kabanova, JW I/8, Act III Scene 2: "Ptáčci přiletí na mohylu"
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    value: 0.221
  additional property: Speechiness
    type: PropertyValue
    value: 0.064
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.066
  additional property: Liveness
    type: PropertyValue
    value: 0.208
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.086
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Katya Kabanova, JW I/8, Act I Scene 1: "Zázrak!"
type: MusicRecording
duration: PT1M40S
duration ms: 100133
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Ladislav Elgr
by artist: Claire Barnett-Jones
by artist: Pavlo Hunka
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 4
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x296173a3d353f72d34fd5bdf0e9f85d3af2d31e85c18edb5cfa96796bbaf1537. Chain 2 (Bitcoin): anchored in block 960187 (2026-07-30T01:34:28Z), 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/GBDGQ2338902.
  date published: 2026-07-30T01:34:28Z
audio: Katya Kabanova, JW I/8, Act I Scene 1: "Zázrak!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.909
  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: 0.44
  additional property: Energy
    type: PropertyValue
    value: 0.092
  additional property: Speechiness
    type: PropertyValue
    value: 0.134
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.13
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.081
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBDGQ2338902
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: 960187
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T01:34:28+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ2338902
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960187
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960187
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:34:28+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

Katya Kabanova, JW I/8, Act I Scene 1: "Co pak je?"
type: MusicRecording
duration: PT2M7S
duration ms: 127800
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Ladislav Elgr
by artist: Simon O'Neill
by artist: Claire Barnett-Jones
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 3
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60eed8287beeb9d27c22b2707ba48665654d33d5a62ec7b485ab6ee16a52625d. Chain 2 (Bitcoin): anchored in block 960203 (2026-07-30T03:35:13Z), 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/GBDGQ2338905.
  date published: 2026-07-30T03:35:13Z
audio: Katya Kabanova, JW I/8, Act I Scene 1: "Co pak je?"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.119
  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: 0.375
  additional property: Energy
    type: PropertyValue
    value: 0.122
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.543
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.117
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBDGQ2338905
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: 960203
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T03:35:13+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ2338905
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960203
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960203
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T03:35:13+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

Katya Kabanova, JW I/8, Act I Scene 2: "Ale nač tobě to vykládám?"
type: MusicRecording
duration: PT2M8S
duration ms: 128493
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Magdalena Kožená
by artist: Claire Barnett-Jones
by artist: Andrew Staples
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85bffef58f111ea08933b21c4680f032b05a99c67564cf6e8664db3316fdde71. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/GBDGQ2338910.
  date published: 2026-07-30T05:15:54Z
audio: Katya Kabanova, JW I/8, Act I Scene 2: "Ale nač tobě to vykládám?"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.802
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.361
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.953
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBDGQ2338910
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: 960209
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T05:15:54+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ2338910
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960209
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960209
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:15:54+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: 0.065

Speechiness
type: PropertyValue
value: 0.045

Acousticness
type: PropertyValue
value: 0.975

Instrumentalness
type: PropertyValue
value: 0.001

Liveness
type: PropertyValue
value: 0.517

Valence (Positivity)
type: PropertyValue
value: 0.067

Loudness (dB)
type: PropertyValue
value: -27.829

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Major

Katya Kabanova, JW I/8, Act II Scene 1: "Půjdu též se projít"
type: MusicRecording
duration: PT6M8S
duration ms: 368386
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Magdalena Kožená
by artist: Amanda Majeski
by artist: Katarina Dalayman
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:09:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15161c68369b3a6a6a6586289a6a326850b5af14ebadba9ef2170a19e743365c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
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/GBDGQ2338914
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15161c68369b3a6a6a6586289a6a326850b5af14ebadba9ef2170a19e743365c. 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/GBDGQ2338914.
  date published: 2026-07-08T03:53:27Z
audio: Katya Kabanova, JW I/8, Act II Scene 1: "Půjdu též se projít"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.827
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.216
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.149
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.066
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.892
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Katya Kabanova, JW I/8, Act II Scene 2: "Za vodou, za vodičkou"
type: MusicRecording
duration: PT1M49S
duration ms: 109693
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Magdalena Kožená
by artist: Ladislav Elgr
by artist: Simon O'Neill
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338918
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:33:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x892cffc1e89df5465816f4a89f6be824b0b1bc5eee7b23aec289cad8726ccf45
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/GBDGQ2338918
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 0x892cffc1e89df5465816f4a89f6be824b0b1bc5eee7b23aec289cad8726ccf45. 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/GBDGQ2338918.
  date published: 2026-07-08T03:20:19Z
audio: Katya Kabanova, JW I/8, Act II Scene 2: "Za vodou, za vodičkou"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.218
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.239
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.442
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Katya Kabanova, JW I/8, Act I Scene 2: "Víš co mi napadlo?"
type: MusicRecording
duration: PT6M11S
duration ms: 371653
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Magdalena Kožená
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 3
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:21:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5587a45554b90b2667c813978735703c80473f500863bae3a0fec4fab166c2ed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
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/GBDGQ2338908
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5587a45554b90b2667c813978735703c80473f500863bae3a0fec4fab166c2ed. 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/GBDGQ2338908.
  date published: 2026-07-08T03:53:27Z
audio: Katya Kabanova, JW I/8, Act I Scene 2: "Víš co mi napadlo?"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.779
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.296
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.25
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.414
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Katya Kabanova, JW I/8, Act I Scene 2: "Zdráva..."
type: MusicRecording
duration: PT3M33S
duration ms: 213040
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Magdalena Kožená
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  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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  date published: 2026-07-08T03:53:27Z
audio: Katya Kabanova, JW I/8, Act I Scene 2: "Zdráva..."
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Katya Kabanova, JW I/8, Act I Scene 2: "Což pak už mne nemáš rád?"
type: MusicRecording
duration: PT2M52S
duration ms: 172306
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Andrew Staples
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
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additional property: OTSVerificationAPI
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65b72d4e55a4535f9dc19a4abf57f452b046651f968c573c657400262a345d49. 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/GBDGQ2338911.
  date published: 2026-07-08T03:22:41Z
audio: Katya Kabanova, JW I/8, Act I Scene 2: "Což pak už mne nemáš rád?"
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Katya Kabanova, JW I/8, Act III Scene 1: "Celého mne to pokropilo"
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duration: PT2M51S
duration ms: 171600
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Pavlo Hunka
by artist: Ladislav Elgr
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 1
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
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additional property: CopyrightID
additional property: CopyrightStatus
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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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  date published: 2026-07-08T03:22:41Z
audio: Katya Kabanova, JW I/8, Act III Scene 1: "Celého mne to pokropilo"
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Katya Kabanova, JW I/8, Act I Scene 2: "Abych ani otce"
type: MusicRecording
duration: PT4M26S
duration ms: 266880
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Andrew Staples
by artist: Katarina Dalayman
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 2
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338912
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 0xf17f6c02cb7faf9ba74e854222a2660477d3ffaffc28ac9b64ac3ab30a561e11. 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/GBDGQ2338912.
  date published: 2026-07-08T03:53:27Z
audio: Katya Kabanova, JW I/8, Act I Scene 2: "Abych ani otce"
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Katya Kabanova, JW I/8, Act III Scene 2: "Vidět se s ním"
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duration: PT3M26S
duration ms: 206826
explicit: false
by artist: Leoš Janáček
by artist: Sir Simon Rattle
by artist: London Symphony Orchestra
by artist: Amanda Majeski
by artist: Lukáš Zeman
in album: Janáček: Katya Kabanova
  type: MusicAlbum
  date published: 2024-02-23
popularity: 1
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBDGQ2338927
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda0d207da6a80102b9a294e323e786986ac002a1f8688f1359d24d5c774e8a38. 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/GBDGQ2338927.
  date published: 2026-07-08T03:22:41Z
audio: Katya Kabanova, JW I/8, Act III Scene 2: "Vidět se s ním"
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Strauss: Ariadne auf Naxos (Edinburgh International Festival)
type: MusicAlbum
date published: 2021-12-10

The Jade Mountain – Songs by Edmund Rubbra
type: MusicAlbum
date published: 2023-03-03

Rubbra: The Jade Mountain, Op. 116: I. A Night Thought on Terrace Tower
type: MusicAlbum
date published: 2023-02-24

Rubbra: Two Sonnets by William Alabaster, Op. 87: I. Upon the Crucifix
type: MusicAlbum
date published: 2023-02-17

Rubbra: Orpheus with his lute, Op. 8 No. 2
type: MusicAlbum
date published: 2023-02-03

Tippett: The Midsummer Marriage (Live)
type: MusicAlbum
date published: 2022-09-23

The Jade Mountain – Songs by Edmund Rubbra
type: MusicAlbum
date published: 2023-03-03