Назар Савко
type: MusicGroup
popularity: 14
followers: 306
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f0ce81266cde7abcdaddf955f43097e4ccb0faadca78d6e2bbf8440ff1da9fc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/83d5de04-cd4a-4d3b-92e8-3020c8a5a680.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/83d5de04-cd4a-4d3b-92e8-3020c8a5a680.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/83d5de04-cd4a-4d3b-92e8-3020c8a5a680
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5f0ce81266cde7abcdaddf955f43097e4ccb0faadca78d6e2bbf8440ff1da9fc","name":"Назар Савко","registered_at":"2026-06-14T18:17:56Z","symbol":"NIM0536376","token_address":"0x4c677d76d7b790dd3beb7251fcd07c1c157a166a","type":"artist","uuid":"83d5de04-cd4a-4d3b-92e8-3020c8a5a680"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f0ce81266cde7abcdaddf955f43097e4ccb0faadca78d6e2bbf8440ff1da9fc. Chain 2 (Bitcoin): anchored in block 953713 (2026-06-15T00:33:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/83d5de04-cd4a-4d3b-92e8-3020c8a5a680.json and https://artists.proofprofile.net/proofs/artist/83d5de04-cd4a-4d3b-92e8-3020c8a5a680.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T00:33:41Z
  text: {"copyright_id":"0x5f0ce81266cde7abcdaddf955f43097e4ccb0faadca78d6e2bbf8440ff1da9fc","name":"Назар Савко","registered_at":"2026-06-14T18:17:56Z","symbol":"NIM0536376","token_address":"0x4c677d76d7b790dd3beb7251fcd07c1c157a166a","type":"artist","uuid":"83d5de04-cd4a-4d3b-92e8-3020c8a5a680"}
album: Мега хіти для дітей
  type: MusicAlbum
  date published: 2023-01-21
  track: Пес патрон
    type: MusicRecording
    duration: PT2M39S
    duration ms: 159272
    explicit: false
    by artist: Назар Савко
    in album: Мега хіти для дітей
      type: MusicAlbum
      date published: 2023-01-21
    isrc code: TCAGR2287869
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T16:37:55+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xedf87f66ada999f6824a805f396b7bbda202e8bd4b19ffbbafbdef9fb187da52
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956560
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956560
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGR2287869
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T23:28:02Z
    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 0xedf87f66ada999f6824a805f396b7bbda202e8bd4b19ffbbafbdef9fb187da52. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/TCAGR2287869.
      date published: 2026-07-03T23:28:02Z
    audio: Пес патрон
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.008
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.876
      additional property: Energy
        type: PropertyValue
        value: 0.785
      additional property: Speechiness
        type: PropertyValue
        value: 0.106
      additional property: Acousticness
        type: PropertyValue
        value: 0.409
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.085
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.96
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.205
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Булька жуйка
  type: MusicAlbum
  date published: 2023-02-07
album: Тракторець молодець
  type: MusicAlbum
  date published: 2023-02-12
  track: Тракторець молодець
    type: MusicRecording
    duration: PT1M57S
    duration ms: 117600
    explicit: false
    by artist: Назар Савко
    in album: Тракторець молодець
      type: MusicAlbum
      date published: 2023-02-12
    isrc code: TCAGT2382177
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T23:00:20+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6da1b1c5bf72100cf014cf40d40dd798ff72803bb62b21146c1c74f1ab3f0032
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957771
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957771
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGT2382177
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T23:27:28Z
    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 0x6da1b1c5bf72100cf014cf40d40dd798ff72803bb62b21146c1c74f1ab3f0032. Chain 2 (Bitcoin): anchored in block 957771 (2026-07-12T23:27:28Z), 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/TCAGT2382177.
      date published: 2026-07-12T23:27:28Z
    audio: Тракторець молодець
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.089
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.921
      additional property: Energy
        type: PropertyValue
        value: 0.654
      additional property: Speechiness
        type: PropertyValue
        value: 0.07
      additional property: Acousticness
        type: PropertyValue
        value: 0.279
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.227
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Тракторинка
  track: Тракторець бур бу рун
  track: Тракторець і урожай
album: Танки леопарди
album: Не руш сльозу
album: Лента за лентою
album: Барабашка
album: Ой у лузі червона калина
album: Роман без кінця
album: Довбуш
album: Борода
album: Пішов іван в полонину
album: Чупа чупс
album: Я знаю буде
album: Тата вкрали інопланетяни
album: Бальончик
album: Бутіки
album: Троянда плаче росою
album: Робот петрик
album: Бавовнятко
album: Kids Songs of Nazar Savko
album: Цмочок

Valence (Positivity)
type: PropertyValue
value: 0.963

Loudness (dB)
type: PropertyValue
value: -7.649

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Тракторинка
type: MusicRecording
duration: PT1M57S
duration ms: 117847
explicit: false
by artist: Назар Савко
in album: Тракторець молодець
  type: MusicAlbum
  date published: 2023-02-12
isrc code: TCAGT2382191
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T00:40:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6516a66d3aa5697e3657b02272f4af74d764636b93264f00b73c24f99a78a6f4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958802
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958802
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGT2382191
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T01:04:02Z
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 0x6516a66d3aa5697e3657b02272f4af74d764636b93264f00b73c24f99a78a6f4. Chain 2 (Bitcoin): anchored in block 958802 (2026-07-20T01:04:02Z), 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/TCAGT2382191.
  date published: 2026-07-20T01:04:02Z
audio: Тракторинка
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.056
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.908
  additional property: Energy
    type: PropertyValue
    value: 0.938
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.156
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.964
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.884
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Тракторець бур бу рун
type: MusicRecording
duration: PT2M44S
duration ms: 164000
explicit: false
by artist: Назар Савко
in album: Тракторець молодець
  type: MusicAlbum
  date published: 2023-02-12
isrc code: TCAGT2382211
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T19:44:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x916bbe6384633f7fc2d1424dab0fa207b197a17e2bc92a675261047e146243c8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958774
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958774
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGT2382211
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T22:46:34Z
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x916bbe6384633f7fc2d1424dab0fa207b197a17e2bc92a675261047e146243c8. Chain 2 (Bitcoin): anchored in block 958774 (2026-07-19T22:46:34Z), 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/TCAGT2382211.
  date published: 2026-07-19T22:46:34Z
audio: Тракторець бур бу рун
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.942
  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: 0.828
  additional property: Energy
    type: PropertyValue
    value: 0.808
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.096
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.951
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.973
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Тракторець і урожай
type: MusicRecording
duration: PT3M39S
duration ms: 219010
explicit: false
by artist: Назар Савко
in album: Тракторець молодець
  type: MusicAlbum
  date published: 2023-02-12
isrc code: TCAGT2382197
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T09:58:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2f010b1366d8f59c92da05ed794d19aa24c46676feb894812b55b54dc4d90d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958276
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958276
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGT2382197
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T13:00:47Z
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 0xa2f010b1366d8f59c92da05ed794d19aa24c46676feb894812b55b54dc4d90d0. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T13:00:47Z), 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/TCAGT2382197.
  date published: 2026-07-16T13:00:47Z
audio: Тракторець і урожай
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.055
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.805
  additional property: Energy
    type: PropertyValue
    value: 0.718
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.235
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.867
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.656
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Танки леопарди
type: MusicAlbum
date published: 2023-02-12

Не руш сльозу
type: MusicAlbum
date published: 2023-02-12

Лента за лентою
type: MusicAlbum
date published: 2023-02-15

Барабашка
type: MusicAlbum
date published: 2023-02-15

Ой у лузі червона калина
type: MusicAlbum
date published: 2023-02-18

Роман без кінця
type: MusicAlbum
date published: 2023-02-21

Довбуш
type: MusicAlbum
date published: 2023-02-21

Борода
type: MusicAlbum
date published: 2023-02-21

Пішов іван в полонину
type: MusicAlbum
date published: 2023-02-23

Чупа чупс
type: MusicAlbum
date published: 2023-02-28

Я знаю буде
type: MusicAlbum
date published: 2023-02-28

Тата вкрали інопланетяни
type: MusicAlbum
date published: 2023-02-28

Бальончик
type: MusicAlbum
date published: 2023-02-28

Бутіки
type: MusicAlbum
date published: 2023-02-28

Троянда плаче росою
type: MusicAlbum
date published: 2023-02-28

Робот петрик
type: MusicAlbum
date published: 2023-02-28

Бавовнятко
type: MusicAlbum
date published: 2023-02-28

Kids Songs of Nazar Savko
type: MusicAlbum
date published: 2023-02-28

Цмочок
type: MusicAlbum
date published: 2023-02-28