Nigun
type: MusicGroup
description: A nigun (, 'tune' or 'melody'; pl. nigunim) or niggun (pl. niggunim) is a form of Ashkenazi Jewish vocal music sung in group settings. Nigunim are melodic tunes, often using repetitive non-lexical voc
popularity: 7
followers: 526
additional property: CopyrightID
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29f50f9712debf5175936924f45681a0d890b518731e55d4d17a4521ced24f54. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e3c4569a-0ce5-491f-9bac-1e20b1e1e9dd.json and https://artists.proofprofile.net/proofs/artist/e3c4569a-0ce5-491f-9bac-1e20b1e1e9dd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: Jewish Songs
  type: MusicAlbum
  date published: 2001
  track: Tumbalalaika
    type: MusicRecording
    duration: PT2M28S
    duration ms: 148680
    explicit: false
    by artist: Nigun
    in album: Jewish Songs
      type: MusicAlbum
      date published: 2001
    isrc code: CZA490100069
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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
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b889c587fc4d589603eb78899b81610d07761f1f9959af9968d9560f3d186d5. Chain 2 (Bitcoin): anchored in block 957776 (2026-07-13T00:05:10Z), 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/CZA490100069.
      date published: 2026-07-13T00:05:10Z
    audio: Tumbalalaika
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 180.564
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.42
      additional property: Energy
        type: PropertyValue
        value: 0.253
      additional property: Speechiness
        type: PropertyValue
        value: 0.119
      additional property: Acousticness
        type: PropertyValue
        value: 0.939
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.038
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.351
      additional property: Loudness (dB)
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        value: -11.395
      additional property: Key Name
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        value: F
      additional property: Mode Name
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album: Bale Kulturnik (feat. Daniel Zamir)
  type: MusicAlbum
  date published: 2010-10-23
album: Klezjazz
  type: MusicAlbum
  date published: 2010-10-23
album: 'Standard'
  type: MusicAlbum
  date published: 2010-10-26