Nervs
type: MusicGroup
genre: moroccan rap
popularity: 8
followers: 434
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x79a449969d0ecbd8d90d0c378afca61fc8adc89b9baff6fad3734e590ea7bc2a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4eda3eb1-d2b7-4ccf-88eb-1bdde2c562e6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4eda3eb1-d2b7-4ccf-88eb-1bdde2c562e6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4eda3eb1-d2b7-4ccf-88eb-1bdde2c562e6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
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 0x79a449969d0ecbd8d90d0c378afca61fc8adc89b9baff6fad3734e590ea7bc2a. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4eda3eb1-d2b7-4ccf-88eb-1bdde2c562e6.json and https://artists.proofprofile.net/proofs/artist/4eda3eb1-d2b7-4ccf-88eb-1bdde2c562e6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
album: Nervotril C
  type: MusicAlbum
  date published: 2024-06-10
album: Kola Nhar
  type: MusicAlbum
  date published: 2024-06-10
album: Venom
  type: MusicAlbum
  date published: 2024-06-10
album: SOSA
  type: MusicAlbum
  date published: 2024-06-10
album: Pharmacie
  type: MusicAlbum
  date published: 2024-06-16
album: Angelina
  type: MusicAlbum
  date published: 2024-07-07
album: Adidas (Special Version)
  type: MusicAlbum
  date published: 2024-07-17
album: Tm
  type: MusicAlbum
  date published: 2024-08-01
album: Passe X
  type: MusicAlbum
  date published: 2024-08-13
album: La Masia
  type: MusicAlbum
  date published: 2024-08-19
album: Ma3reftch
  type: MusicAlbum
  date published: 2024-09-02
album: FKLD
  type: MusicAlbum
  date published: 2024-10-11
album: WELD L3ASSEMA G
  type: MusicAlbum
  date published: 2025-01-13
  track: SOSA V2
    type: MusicRecording
    duration: PT3M0S
    duration ms: 180821
    explicit: false
    by artist: Nervs
    in album: WELD L3ASSEMA G
      type: MusicAlbum
      date published: 2025-01-13
    genre: moroccan rap
    isrc code: QZFZ42555034
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T14:53:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd451f6e0660da2d576accff8a30b323e73dd07977b352d7ce1071dd77b23c19e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42555034
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0xd451f6e0660da2d576accff8a30b323e73dd07977b352d7ce1071dd77b23c19e. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZFZ42555034.
      date published: 2026-07-05T01:12:41Z
    audio: SOSA V2
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 143.97
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.667
      additional property: Energy
        type: PropertyValue
        value: 0.522
      additional property: Speechiness
        type: PropertyValue
        value: 0.587
      additional property: Acousticness
        type: PropertyValue
        value: 0.467
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.203
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.792
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.513
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: NIKE
  type: MusicAlbum
  date published: 2025-02-02
album: Ketama
  type: MusicAlbum
  date published: 2025-02-08
album: Trapstar
  type: MusicAlbum
  date published: 2025-04-05
album: Église
  type: MusicAlbum
  date published: 2025-05-01
album: Merco
  type: MusicAlbum
  date published: 2025-05-18
album: Fredo
  type: MusicAlbum
  date published: 2025-06-28
  track: Fredo
    type: MusicRecording
    duration: PT2M47S
    duration ms: 167671
    explicit: true
    by artist: Nervs
    in album: Fredo
      type: MusicAlbum
      date published: 2025-06-28
    genre: moroccan rap
    isrc code: QZTB92585894
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T03:36:57+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6ecc69e45d79afac57db3d5a53fa06503d01bd05ffb0a4c036e759d69704cec6
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956891
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Fredo
album: Kola Nhaar
album: CINQUA
album: Dodge

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956891

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB92585894

OTSTimestamp
type: PropertyValue
value: 2026-07-06T07:16:32Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ecc69e45d79afac57db3d5a53fa06503d01bd05ffb0a4c036e759d69704cec6. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/QZTB92585894.
date published: 2026-07-06T07:16:32Z

Fredo
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 144.415
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.581
additional property: Energy
  type: PropertyValue
  value: 0.455
additional property: Speechiness
  type: PropertyValue
  value: 0.39
additional property: Acousticness
  type: PropertyValue
  value: 0.384
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.109
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.735
additional property: Loudness (dB)
  type: PropertyValue
  value: -13.563
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Kola Nhaar
type: MusicAlbum
date published: 2025-07-11

CINQUA
type: MusicAlbum
date published: 2025-09-22

Dodge
type: MusicAlbum
date published: 2025-10-19