Cheb Ajel
type: MusicGroup
genre: moroccan chaabi
genre: raï
popularity: 7
followers: 3308
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd29d06af42e930853f10186de0ff5759d48d94e8fed75ae73f66a5c614519da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d856943a-03f5-433a-b41e-c8077e0d3f4b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d856943a-03f5-433a-b41e-c8077e0d3f4b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d856943a-03f5-433a-b41e-c8077e0d3f4b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdd29d06af42e930853f10186de0ff5759d48d94e8fed75ae73f66a5c614519da","name":"Cheb Ajel","registered_at":"2026-06-21T03:32:17Z","symbol":"NIM1806928","token_address":"0x71104dc8ee5cbedcc66a095af4a66ff9be635d8b","type":"artist","uuid":"d856943a-03f5-433a-b41e-c8077e0d3f4b"}
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 0xdd29d06af42e930853f10186de0ff5759d48d94e8fed75ae73f66a5c614519da. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d856943a-03f5-433a-b41e-c8077e0d3f4b.json and https://artists.proofprofile.net/proofs/artist/d856943a-03f5-433a-b41e-c8077e0d3f4b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0xdd29d06af42e930853f10186de0ff5759d48d94e8fed75ae73f66a5c614519da","name":"Cheb Ajel","registered_at":"2026-06-21T03:32:17Z","symbol":"NIM1806928","token_address":"0x71104dc8ee5cbedcc66a095af4a66ff9be635d8b","type":"artist","uuid":"d856943a-03f5-433a-b41e-c8077e0d3f4b"}
album: Tabghi Moul El Habette
  type: MusicAlbum
  date published: 2013-03-11
  track: Khatri T Feart El Madi
    type: MusicRecording
    duration: PT10M11S
    duration ms: 611520
    explicit: false
    by artist: Cheb Ajel
    in album: Tabghi Moul El Habette
      type: MusicAlbum
      date published: 2013-03-11
    genre: moroccan chaabi
    genre: raï
    isrc code: QM6P41992182
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T00:05:02+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9e4de67a2ce9955470dd49db6267c0c129858fc6ad81d3c3712312b2cf6f9559
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958340
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958340
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41992182
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T03:07:11Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e4de67a2ce9955470dd49db6267c0c129858fc6ad81d3c3712312b2cf6f9559. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T03:07:11Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41992182.
      date published: 2026-07-17T03:07:11Z
    audio: Khatri T Feart El Madi
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 185.934
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.438
      additional property: Energy
        type: PropertyValue
        value: 0.761
      additional property: Speechiness
        type: PropertyValue
        value: 0.411
      additional property: Acousticness
        type: PropertyValue
        value: 0.825
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.184
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.707
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.029
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Tabghi moul el habette (Live)
  type: MusicAlbum
  date published: 2016-10-24
album: Chrab Erochi (Live)
  type: MusicAlbum
  date published: 2016-10-26
album: Chrab erochi (Live)
  type: MusicAlbum
  date published: 2016-10-26
  track: Mahchemti ma seweli - Live
    type: MusicRecording
    duration: PT5M18S
    duration ms: 318360
    explicit: false
    by artist: Cheb Ajel
    in album: Chrab erochi (Live)
      type: MusicAlbum
      date published: 2016-10-26
    genre: moroccan chaabi
    genre: raï
    isrc code: QM4TX1617965
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T04:13:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9a82ab0d25416ea730064d1f4c45dec26a80cd3fb0d6480abe5e57840db5724b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959100
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959100
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1617965
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T07:14:52Z
    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 0x9a82ab0d25416ea730064d1f4c45dec26a80cd3fb0d6480abe5e57840db5724b. Chain 2 (Bitcoin): anchored in block 959100 (2026-07-22T07:14:52Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1617965.
      date published: 2026-07-22T07:14:52Z
    audio: Mahchemti ma seweli - Live
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 166.027
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.381
      additional property: Energy
        type: PropertyValue
        value: 0.969
      additional property: Speechiness
        type: PropertyValue
        value: 0.408
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Acousticness
type: PropertyValue
value: 0.191

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.061

Valence (Positivity)
type: PropertyValue
value: 0.499

Loudness (dB)
type: PropertyValue
value: -3.885

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor