Hicham Chahidi
type: MusicGroup
popularity: 9
followers: 535
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1d24f83d9d32819c717fcf9f785b2607b84c88fb171fd85e84c974865ac9138
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954742
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fe72c3de-e43e-4b3a-a417-3da4d3719221.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fe72c3de-e43e-4b3a-a417-3da4d3719221.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fe72c3de-e43e-4b3a-a417-3da4d3719221
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T20:46:40Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc1d24f83d9d32819c717fcf9f785b2607b84c88fb171fd85e84c974865ac9138","name":"Hicham Chahidi","registered_at":"2026-06-21T18:20:51Z","symbol":"NIM1997734","token_address":"0xc62b5549b51ff53659921678b1ea8f5efb694396","type":"artist","uuid":"fe72c3de-e43e-4b3a-a417-3da4d3719221"}
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 0xc1d24f83d9d32819c717fcf9f785b2607b84c88fb171fd85e84c974865ac9138. Chain 2 (Bitcoin): anchored in block 954742 (2026-06-21T20:46:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fe72c3de-e43e-4b3a-a417-3da4d3719221.json and https://artists.proofprofile.net/proofs/artist/fe72c3de-e43e-4b3a-a417-3da4d3719221.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T20:46:40Z
  text: {"copyright_id":"0xc1d24f83d9d32819c717fcf9f785b2607b84c88fb171fd85e84c974865ac9138","name":"Hicham Chahidi","registered_at":"2026-06-21T18:20:51Z","symbol":"NIM1997734","token_address":"0xc62b5549b51ff53659921678b1ea8f5efb694396","type":"artist","uuid":"fe72c3de-e43e-4b3a-a417-3da4d3719221"}
album: Union
  type: MusicAlbum
  date published: 2012
album: Shine
  type: MusicAlbum
  date published: 2018
album: Night Games
  type: MusicAlbum
  date published: 2018
album: Arabikom
  type: MusicAlbum
  date published: 2018
album: Highlights
  type: MusicAlbum
  date published: 2018
album: Pablo
  type: MusicAlbum
  date published: 2018
album: Virgule
  type: MusicAlbum
  date published: 2018
  track: Pierre
    type: MusicRecording
    duration: PT3M2S
    duration ms: 182000
    explicit: false
    by artist: Hicham Chahidi
    in album: Virgule
      type: MusicAlbum
      date published: 2018
    isrc code: SE5BU1887745
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-07-03T01:27:22+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfdb8f5fc37e69bc05b1ddb31c79fc1eb22b8bb528e49962c15edd4a025429387
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956474
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956474
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE5BU1887745
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T08:56:35Z
    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 0xfdb8f5fc37e69bc05b1ddb31c79fc1eb22b8bb528e49962c15edd4a025429387. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/SE5BU1887745.
      date published: 2026-07-03T08:56:35Z
    audio: Pierre
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 67.11
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.356
      additional property: Energy
        type: PropertyValue
        value: 0.05
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.989
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.943
      additional property: Liveness
        type: PropertyValue
        value: 0.135
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.153
      additional property: Loudness (dB)
        type: PropertyValue
        value: -24.949
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Valse Des Lilas
  type: MusicAlbum
  date published: 2018
album: Better
  type: MusicAlbum
  date published: 2018
album: Balkanissimo
  type: MusicAlbum
  date published: 2018
album: La sereine
  type: MusicAlbum
  date published: 2018
album: Herbal
  type: MusicAlbum
  date published: 2018
album: Zeffa
  type: MusicAlbum
  date published: 2018
album: La Rue
  type: MusicAlbum
  date published: 2018
album: Gnagna
  type: MusicAlbum
  date published: 2018
album: Ska
  type: MusicAlbum
  date published: 2018
album: Mijn
  type: MusicAlbum
  date published: 2018
album: Alice
  type: MusicAlbum
  date published: 2018
album: Sweet Home
  type: MusicAlbum
  date published: 2018
album: Valse Des Lilas
  type: MusicAlbum
  date published: 2018-06-20
album: Bonbon
  type: MusicAlbum
  date published: 2018-06-29
album: Hello
  type: MusicAlbum
  date published: 2018-06-29
album: La sereine
  type: MusicAlbum
  date published: 2018-07-13
album: Shine
  type: MusicAlbum
  date published: 2018-07-27
album: Dumaya
  type: MusicAlbum
  date published: 2019-04-06
album: Graceful
  type: MusicAlbum
  date published: 2020-04-20
album: Minute De Joie
album: Jasmin
album: Les Préludes du Printemps
album: Carte aux adieux
album: Clair Obscur
album: Passion

Minute De Joie
type: MusicAlbum
date published: 2020-04-20

Jasmin
type: MusicAlbum
date published: 2020-04-20

Les Préludes du Printemps
type: MusicAlbum
date published: 2021-04-03
track: Gédine
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192470
  explicit: false
  by artist: Hicham Chahidi
  in album: Les Préludes du Printemps
    type: MusicAlbum
    date published: 2021-04-03
  isrc code: GBMA22197164
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
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    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbe0f1be6960c1694e699860b3fc5decc09d29a569d64967cbe002ca0996ac896
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958842
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958842
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMA22197164
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T09:56:00Z
  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 0xbe0f1be6960c1694e699860b3fc5decc09d29a569d64967cbe002ca0996ac896. Chain 2 (Bitcoin): anchored in block 958842 (2026-07-20T09:56:00Z), 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/GBMA22197164.
    date published: 2026-07-20T09:56:00Z
  audio: Gédine
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.582
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.343
    additional property: Energy
      type: PropertyValue
      value: 0.138
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.961
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.913
    additional property: Liveness
      type: PropertyValue
      value: 0.092
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.052
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.369
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Les Préludes du Printemps
type: MusicAlbum
date published: 2021-04-03

Carte aux adieux
type: MusicAlbum
date published: 2021-05-27

Clair Obscur
type: MusicAlbum
date published: 2021-06-11

Passion
type: MusicAlbum
date published: 2023-11-17