Nabyla Maan
type: MusicGroup
genre: gnawa
genre: moroccan chaabi
genre: moroccan pop
description: Nabyla Maan (; born December 6, 1987) is a Moroccan singer-songwriter. Biography Nabyla recorded her first album in 2005D'nya, in which she sings in Darija Arabic, Classical Arabic and French, incl
popularity: 35
followers: 64155
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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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 0xf954b6aba1af8804b33ddaeb2838ce1120c9e25fd4fa298ff33a038af374e246. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4c61abb3-8d72-41f5-876b-f6b7f54769fe.json and https://artists.proofprofile.net/proofs/artist/4c61abb3-8d72-41f5-876b-f6b7f54769fe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Aech hyatek (Vis ta vie)
  type: MusicAlbum
  date published: 2013-04-25
album: Dalalû Al-Andalûs
  type: MusicAlbum
  date published: 2017-05-20
album: Dalalû Al-Andalûs
  type: MusicAlbum
  date published: 2017-05-24
  track: Ya Racha Al Fattane
    type: MusicRecording
    duration: PT7M0S
    duration ms: 420919
    explicit: false
    by artist: Nabyla Maan
    in album: Dalalû Al-Andalûs
      type: MusicAlbum
      date published: 2017-05-24
    genre: gnawa
    genre: moroccan chaabi
    genre: moroccan pop
    isrc code: TCADB1740778
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCADB1740778
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T02:06:47Z
    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 0xa3dfa852176e20e6a2761c654dac2505b52a3c7c1ec49c4b9bbd1b03d500e031. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/TCADB1740778.
      date published: 2026-07-04T02:06:47Z
    audio: Ya Racha Al Fattane
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 98.737
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
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        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.521
      additional property: Energy
        type: PropertyValue
        value: 0.316
      additional property: Speechiness
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        value: 0.028
      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.124
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.338
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.841
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: آه يا سلطاني
  type: MusicAlbum
  date published: 2019-03-25
album: Rah Lebaid
  type: MusicAlbum
  date published: 2022-10-29
album: Ana Fnit
  type: MusicAlbum
  date published: 2023-11-24