Nikari
type: MusicGroup
description: Nikari is a village in Sandi block of Hardoi district, Uttar Pradesh, India. It is located away from Sandi, which is the nearest city. The village has one primary school, and the main staple crops ar
popularity: 4
followers: 53
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29bf2564d26ef58c957e63920a1eaeec958f60e8b5e7e4dbc4d411ea2459a305
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953997
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953997
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/22057173-07b5-480b-ac6a-05777a6862e2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/22057173-07b5-480b-ac6a-05777a6862e2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/22057173-07b5-480b-ac6a-05777a6862e2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T20:07:57Z
additional property: OTSCanonicalRecord
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 0x29bf2564d26ef58c957e63920a1eaeec958f60e8b5e7e4dbc4d411ea2459a305. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/22057173-07b5-480b-ac6a-05777a6862e2.json and https://artists.proofprofile.net/proofs/artist/22057173-07b5-480b-ac6a-05777a6862e2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
album: Сон
  type: MusicAlbum
  date published: 2021-09-13
album: Эй, молодой
  type: MusicAlbum
  date published: 2021-09-28
album: Ведьма
  type: MusicAlbum
  date published: 2021-10-10
album: Tribute
  type: MusicAlbum
  date published: 2021-12-06
album: Тане сніг
  type: MusicAlbum
  date published: 2023-08-18
album: (не) йди на світ
  type: MusicAlbum
  date published: 2024-11-13
album: Чорні Вірші
  type: MusicAlbum
  date published: 2024-11-19
album: Чорні вірші
  type: MusicAlbum
  date published: 2024-11-30
album: Зимою
  type: MusicAlbum
  date published: 2025-01-26
  track: Зимою
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173667
    explicit: false
    by artist: Nikari
    in album: Зимою
      type: MusicAlbum
      date published: 2025-01-26
    isrc code: FR10S2566173
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:37:38+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x75ff3764d160852fe5d68393c3744135f03891a96ef75edd7608dfb19698f19c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S2566173
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0x75ff3764d160852fe5d68393c3744135f03891a96ef75edd7608dfb19698f19c. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/FR10S2566173.
      date published: 2026-07-05T01:43:49Z
    audio: Зимою
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.998
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.793
      additional property: Energy
        type: PropertyValue
        value: 0.544
      additional property: Speechiness
        type: PropertyValue
        value: 0.121
      additional property: Acousticness
        type: PropertyValue
        value: 0.437
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.06
      additional property: Liveness
        type: PropertyValue
        value: 0.568
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.419
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.97
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor