Hibla Gerzmava
type: MusicGroup
description: Hibla Levarsovna Gerzmava (Abkhaz: Хьыбла Леуарса-иҧҳа Герзмаа; ; born 6 January 1970) is an Abkhazian-Russian operatic soprano who currently resides in Moscow. Education and career Since 1995 Gerzm
popularity: 7
followers: 757
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d33a466e-1a8e-4406-b1e5-6b42fbafab54
additional property: OTSTimestamp
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  value: 2026-06-21T03:45:44Z
additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8411860455b54a190488e517be54dc1241200245a3490a8d22e0c7d8b1723e49. Chain 2 (Bitcoin): anchored in block 954638 (2026-06-21T03:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d33a466e-1a8e-4406-b1e5-6b42fbafab54.json and https://artists.proofprofile.net/proofs/artist/d33a466e-1a8e-4406-b1e5-6b42fbafab54.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-21T03:45:44Z
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album: アヴェ・マリア -ゲルズマーワ ソプラノ名曲集-
  type: MusicAlbum
  date published: 2000
album: Opera. Jazz. Blues
  type: MusicAlbum
  date published: 2016-11-17
album: Абхазия моя
  type: MusicAlbum
  date published: 2018-10-03
album: Абхазия моя
  type: MusicAlbum
  date published: 2018-10-03
album: Клавиши нашей души
  type: MusicAlbum
  date published: 2020-04-10
album: Твои глаза
  type: MusicAlbum
  date published: 2020-09-22
album: Вальс-бостон
  type: MusicAlbum
  date published: 2021-11-18
album: Земля Апсны
  type: MusicAlbum
  date published: 2023-12-08
album: Где-то далеко, в памяти моей
  type: MusicAlbum
  date published: 2024-04-26
album: Город влюблённых людей
  type: MusicAlbum
  date published: 2024-11-15
track: Glagolitic Mass, JW 3/9: 2. Gospodi pomiluji
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  by artist: Hibla Gerzmava
  by artist: Prague Philharmonic Choir
  by artist: Czech Philharmonic
  by artist: Jiří Bělohlávek
  in album: Janáček: Glagolitic Mass; Taras Bulba; Sinfonietta; The Fiddler’s Child
    type: MusicAlbum
    date published: 2018-08-31
  genre: classical
  genre: czech-classical
  genre: early-modern-classical
  genre: contemporary-classical
  genre: post-romantic-era
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T15:42:38Z
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track: Glagolitic Mass, JW 3/9: 3. Slava
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  by artist: Hibla Gerzmava
  by artist: Stuart Neill
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  by artist: Aleš Bárta
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  by artist: Jiří Bělohlávek
  in album: Janáček: Glagolitic Mass; Taras Bulba; Sinfonietta; The Fiddler’s Child
    type: MusicAlbum
    date published: 2018-08-31
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  genre: contemporary-classical
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  additional property: OTSVerificationAPI
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  subject of: OpenTimestamps Proof of Existence
  audio: Glagolitic Mass, JW 3/9: 3. Slava
track: Glagolitic Mass, JW 3/9: 5. Svet
track: Glagolitic Mass, JW 3/9: 6. Agnece Bozij
track: Евгений Онегин, соч. 24, действие I картина 1: No. 1, Дуэт и квартет "Слыхали ль вы"
track: Евгений Онегин, соч. 24, действие I картина 1: No. 3a, Сцена "Как я люблю под звуки песен" - No. 3b, Ариозо Ольги "Я не способна к грусти томной"
track: Евгений Онегин, соч. 24, действие I картина 1: No. 4, Сцена "Ну ты, моя вострушка"
track: Евгений Онегин, соч. 24, действие I картина 1: No. 5a, Сцена и квартет "Mes-dames! Я на себя взял смелость"
track: Евгений Онегин, соч. 24, действие I картина 1: No. 6a, Сцена "Как счастлив, как счастлив я" - No. 6b, Ариозо Ленского "Я люблю Вас. Я люблю Вас, Ольга"
track: Евгений Онегин, соч. 24, действие I картина 2: No. 8, Интродукция и сцена с няней
track: Евгений Онегин, соч. 24, действие I картина 2: No. 9, Сцена письма Татьяны "Пускай погибну я"
track: Евгений Онегин, соч. 24, действие I картина 3: No. 12a, Сцена "Здесь он, здесь Евгений" - No. 12b, Сцена "Вы мне писали, не отпирайтесь" - No. 12c, Ария Онегина "Когда бы жизнь домашним круго

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800129

OTSTimestamp
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value: 2026-07-31T17:29:52Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77dc9095af68c2ed129bcb92bc2c9a1daa81480e6522f5ff34f6ffa4160d63b4. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800129 — a six-check JSON result.
date published: 2026-07-31T17:29:52Z

Glagolitic Mass, JW 3/9: 3. Slava
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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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  value: 0.14
additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Glagolitic Mass, JW 3/9: 5. Svet
type: MusicRecording
duration: PT6M22S
duration ms: 382119
explicit: false
by artist: Leoš Janáček
by artist: Hibla Gerzmava
by artist: Veronika Hajnová
by artist: Stuart Neill
by artist: Jan Martiník
by artist: Prague Philharmonic Choir
by artist: Czech Philharmonic
by artist: Jiří Bělohlávek
in album: Janáček: Glagolitic Mass; Taras Bulba; Sinfonietta; The Fiddler’s Child
  type: MusicAlbum
  date published: 2018-08-31
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBBBA1800130
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/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800130
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Glagolitic Mass, JW 3/9: 5. Svet
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Glagolitic Mass, JW 3/9: 6. Agnece Bozij
type: MusicRecording
duration: PT4M58S
duration ms: 298105
explicit: false
by artist: Leoš Janáček
by artist: Hibla Gerzmava
by artist: Veronika Hajnová
by artist: Stuart Neill
by artist: Jan Martiník
by artist: Prague Philharmonic Choir
by artist: Czech Philharmonic
by artist: Jiří Bělohlávek
in album: Janáček: Glagolitic Mass; Taras Bulba; Sinfonietta; The Fiddler’s Child
  type: MusicAlbum
  date published: 2018-08-31
genre: classical
genre: czech-classical
genre: early-modern-classical
genre: contemporary-classical
genre: post-romantic-era
isrc code: GBBBA1800131
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e9897b12cc891923518b9567db272de4bfc069a41c8af0dd8e76450d7acfe79. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800131 — a six-check JSON result.
  date published: 2026-07-08T03:39:04Z
audio: Glagolitic Mass, JW 3/9: 6. Agnece Bozij
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Евгений Онегин, соч. 24, действие I картина 1: No. 1, Дуэт и квартет "Слыхали ль вы"
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duration ms: 309266
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by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Hibla Gerzmava
by artist: Юлия Мазурова
by artist: Екатерина Морозова
by artist: Полина Шамаева
in album: Евгений Онегин
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  date published: 2022-02-25
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75f69a6a37bf2335b9458ec6b4e19e17461ea293934c8bdd66d0ca33b2d587a2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205342 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Евгений Онегин, соч. 24, действие I картина 1: No. 1, Дуэт и квартет "Слыхали ль вы"
  type: AudioObject
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    value: 99
  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: 0.301
  additional property: Energy
    type: PropertyValue
    value: 0.108
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.13
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.801
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Евгений Онегин, соч. 24, действие I картина 1: No. 3a, Сцена "Как я люблю под звуки песен" - No. 3b, Ариозо Ольги "Я не способна к грусти томной"
type: MusicRecording
duration: PT3M32S
duration ms: 212773
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Hibla Gerzmava
by artist: Юлия Мазурова
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205344
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T06:06:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd3162fbc178c8eb1dda151c2ed45125205453ad8679433f3f59180a9b3cd60ef
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205344
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3162fbc178c8eb1dda151c2ed45125205453ad8679433f3f59180a9b3cd60ef. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205344 — a six-check JSON result.
  date published: 2026-07-31T06:42:11Z
audio: Евгений Онегин, соч. 24, действие I картина 1: No. 3a, Сцена "Как я люблю под звуки песен" - No. 3b, Ариозо Ольги "Я не способна к грусти томной"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.032
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.146
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.99
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Евгений Онегин, соч. 24, действие I картина 1: No. 4, Сцена "Ну ты, моя вострушка"
type: MusicRecording
duration: PT3M17S
duration ms: 197493
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Екатерина Морозова
by artist: Полина Шамаева
by artist: Hibla Gerzmava
by artist: Юлия Мазурова
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205345
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T22:45:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x27738463f9422ba4fdf595217b6ceb9a72871fde6cbcdda8f6cdc9f0759baaa0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960478
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960478
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205345
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:30:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27738463f9422ba4fdf595217b6ceb9a72871fde6cbcdda8f6cdc9f0759baaa0. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205345 — a six-check JSON result.
  date published: 2026-07-31T23:30:38Z
audio: Евгений Онегин, соч. 24, действие I картина 1: No. 4, Сцена "Ну ты, моя вострушка"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.031
  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: 0.307
  additional property: Energy
    type: PropertyValue
    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.252
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.125
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.433
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Евгений Онегин, соч. 24, действие I картина 1: No. 5a, Сцена и квартет "Mes-dames! Я на себя взял смелость"
type: MusicRecording
duration: PT3M21S
duration ms: 201666
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Дмитрий Корчак
by artist: Василий Ладюк
by artist: Екатерина Морозова
by artist: Hibla Gerzmava
by artist: Юлия Мазурова
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205346
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T16:05:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1750f4a720b2b4268b0677df46f18cfb5649db9bad1415021c3c6f2c6589d22
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960430
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960430
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205346
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T16:09:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1750f4a720b2b4268b0677df46f18cfb5649db9bad1415021c3c6f2c6589d22. Chain 2 (Bitcoin): anchored in block 960430 (2026-07-31T16:09:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205346 — a six-check JSON result.
  date published: 2026-07-31T16:09:41Z
audio: Евгений Онегин, соч. 24, действие I картина 1: No. 5a, Сцена и квартет "Mes-dames! Я на себя взял смелость"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.105
  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: 0.325
  additional property: Energy
    type: PropertyValue
    value: 0.102
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.148
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.602
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Евгений Онегин, соч. 24, действие I картина 1: No. 6a, Сцена "Как счастлив, как счастлив я" - No. 6b, Ариозо Ленского "Я люблю Вас. Я люблю Вас, Ольга"
type: MusicRecording
duration: PT5M21S
duration ms: 321760
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Дмитрий Корчак
by artist: Василий Ладюк
by artist: Hibla Gerzmava
by artist: Юлия Мазурова
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205347
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:33:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd30750eba156831edcd4fe71fd14c3ee9b156f429aab68b0d6d1f8cd3529504d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960403
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960403
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205347
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:04:34Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd30750eba156831edcd4fe71fd14c3ee9b156f429aab68b0d6d1f8cd3529504d. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205347 — a six-check JSON result.
  date published: 2026-07-31T13:04:34Z
audio: Евгений Онегин, соч. 24, действие I картина 1: No. 6a, Сцена "Как счастлив, как счастлив я" - No. 6b, Ариозо Ленского "Я люблю Вас. Я люблю Вас, Ольга"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 171.341
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.949
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.053
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Евгений Онегин, соч. 24, действие I картина 2: No. 8, Интродукция и сцена с няней
type: MusicRecording
duration: PT7M54S
duration ms: 474040
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Hibla Gerzmava
by artist: Полина Шамаева
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205349
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:53:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d56938a733dbc4634373ca27a3cbd3518420a98000464e7e817f6cce634dd2d
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/RUA1D2205349
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d56938a733dbc4634373ca27a3cbd3518420a98000464e7e817f6cce634dd2d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUA1D2205349 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Евгений Онегин, соч. 24, действие I картина 2: No. 8, Интродукция и сцена с няней
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.772
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.244
  additional property: Energy
    type: PropertyValue
    value: 0.043
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.197
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.208
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Евгений Онегин, соч. 24, действие I картина 2: No. 9, Сцена письма Татьяны "Пускай погибну я"
type: MusicRecording
duration: PT11M31S
duration ms: 691520
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Hibla Gerzmava
in album: Евгений Онегин
  type: MusicAlbum
  date published: 2022-02-25
isrc code: RUA1D2205350
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:03:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8735ab975f0d367edf783a3f89df2de9d57f48ebd3919c2979da2425d9e3cac3
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/RUA1D2205350
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Евгений Онегин, соч. 24, действие I картина 2: No. 9, Сцена письма Татьяны "Пускай погибну я"
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Евгений Онегин, соч. 24, действие I картина 3: No. 12a, Сцена "Здесь он, здесь Евгений" - No. 12b, Сцена "Вы мне писали, не отпирайтесь" - No. 12c, Ария Онегина "Когда бы жизнь домашним круго
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duration: PT8M57S
duration ms: 537920
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Vladimir Spivakov
by artist: Национальный филармонический оркестр России
by artist: Hibla Gerzmava
by artist: Василий Ладюк
in album: Евгений Онегин
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  date published: 2022-02-25
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:57Z
audio: Евгений Онегин, соч. 24, действие I картина 3: No. 12a, Сцена "Здесь он, здесь Евгений" - No. 12b, Сцена "Вы мне писали, не отпирайтесь" - No. 12c, Ария Онегина "Когда бы жизнь домашним круго
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