NC Duke
type: MusicGroup
popularity: 4
followers: 1029
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeccdec82b530895d0b97aeaf70bd66ae46601586fb2225d0b21ea587d6fe55e0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954549
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954549
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8f81527-f646-4972-b0e0-ca8d140b63ad.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8f81527-f646-4972-b0e0-ca8d140b63ad.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a8f81527-f646-4972-b0e0-ca8d140b63ad
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T10:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xeccdec82b530895d0b97aeaf70bd66ae46601586fb2225d0b21ea587d6fe55e0","name":"NC Duke","registered_at":"2026-06-20T08:25:23Z","symbol":"NIM1568719","token_address":"0xc6282fbd3183e214df683402db0c2384d8763fd5","type":"artist","uuid":"a8f81527-f646-4972-b0e0-ca8d140b63ad"}
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 0xeccdec82b530895d0b97aeaf70bd66ae46601586fb2225d0b21ea587d6fe55e0. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a8f81527-f646-4972-b0e0-ca8d140b63ad.json and https://artists.proofprofile.net/proofs/artist/a8f81527-f646-4972-b0e0-ca8d140b63ad.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T10:56:20Z
  text: {"copyright_id":"0xeccdec82b530895d0b97aeaf70bd66ae46601586fb2225d0b21ea587d6fe55e0","name":"NC Duke","registered_at":"2026-06-20T08:25:23Z","symbol":"NIM1568719","token_address":"0xc6282fbd3183e214df683402db0c2384d8763fd5","type":"artist","uuid":"a8f81527-f646-4972-b0e0-ca8d140b63ad"}
album: Duke's mind
  type: MusicAlbum
  date published: 2021-07-03
album: Housa14
  type: MusicAlbum
  date published: 2021-07-12
album: Open air
  type: MusicAlbum
  date published: 2021-09-17
album: Take 1
  type: MusicAlbum
  date published: 2021-10-19
album: Haunted beings
  type: MusicAlbum
  date published: 2021-10-23
album: Open Air
  type: MusicAlbum
  date published: 2021-11-12
album: Crazy Stories
  type: MusicAlbum
  date published: 2021-12-08
album: This Xmas is...Special
  type: MusicAlbum
  date published: 2021-12-18
album: Timer 4.0
  type: MusicAlbum
  date published: 2021-12-23
album: This one's for you
  type: MusicAlbum
  date published: 2022-02-14
album: Simplicity
  type: MusicAlbum
  date published: 2022-02-18
album: Moonshine
  type: MusicAlbum
  date published: 2022-02-25
album: Stop, Ceasefire !!!
  type: MusicAlbum
  date published: 2022-02-25
album: In tune with the infinite
  type: MusicAlbum
  date published: 2022-03-11
album: Keep going
  type: MusicAlbum
  date published: 2022-06-04
album: U ready?
  type: MusicAlbum
  date published: 2022-06-11
album: TCR
  type: MusicAlbum
  date published: 2022-06-24
album: Self-love energy by AP THE COACH (Dep remix)
  type: MusicAlbum
  date published: 2022-07-09
album: T C R
  type: MusicAlbum
  date published: 2022-07-19
album: Everything
  type: MusicAlbum
  date published: 2022-08-23
album: We have to leave here
  type: MusicAlbum
  date published: 2022-11-23
album: Signs
  type: MusicAlbum
  date published: 2023-02-06
album: Trench by Damereal1
  type: MusicAlbum
  date published: 2023-03-04
album: Stretch it Out by Damereal1
  type: MusicAlbum
  date published: 2023-04-09
album: I know u see me by Damereal1
  type: MusicAlbum
  date published: 2023-04-10
album: Feeling Creative
  type: MusicAlbum
  date published: 2023-04-24
album: Fact Check by GMSC DAWK
  type: MusicAlbum
  date published: 2023-05-05
album: Let it go (Street lights remix)
  type: MusicAlbum
  date published: 2023-06-02
album: Excuse me...
  type: MusicAlbum
  date published: 2023-06-16
album: That Mystery Man
  type: MusicAlbum
  date published: 2023-08-04
album: Houston !!!
  type: MusicAlbum
  date published: 2023-09-04
album: Who do you protect?
  type: MusicAlbum
  date published: 2023-12-05
album: Brilliance
  type: MusicAlbum
  date published: 2024-03-11
album: Pound Town
  type: MusicAlbum
  date published: 2024-05-08
album: The Beat of Mars
  type: MusicAlbum
  date published: 2024-05-18
album: Amazing
  type: MusicAlbum
  date published: 2024-07-12
album: All of the Above
  type: MusicAlbum
  date published: 2024-12-07
album: Everything (Elevated Version)
  type: MusicAlbum
  date published: 2024-12-30
album: Everything (remix by NC Duke)
  type: MusicAlbum
  date published: 2024-12-31
album: Everything (Part 2 remix)
  type: MusicAlbum
  date published: 2025-01-30
  track: Everything - Part 2 remix
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190273
    explicit: false
    by artist: NC Duke
    in album: Everything (Part 2 remix)
      type: MusicAlbum
      date published: 2025-01-30
    isrc code: QZDA72592107
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
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    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956560
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA72592107
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T23:28:02Z
    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 0x585aa5366c89024e5d0eb75eec6c49daf2f551c990d07af97af991f4e2476fe0. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/QZDA72592107.
      date published: 2026-07-03T23:28:02Z
    audio: Everything - Part 2 remix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
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      additional property: Musical Key
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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
album: Beats
album: R.i.P Grieselda Blanca
album: Shields
album: Shields Extended
album: You know me well
album: Snapback Serenade
album: Cowboy
album: Mech Conscience

Musical Key
type: PropertyValue
value: 10

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.794

Energy
type: PropertyValue
value: 0.484

Speechiness
type: PropertyValue
value: 0.258

Acousticness
type: PropertyValue
value: 0.003

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.095

Valence (Positivity)
type: PropertyValue
value: 0.698

Loudness (dB)
type: PropertyValue
value: -14.277

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Minor

Beats
type: MusicAlbum
date published: 2025-02-15

R.i.P Grieselda Blanca
type: MusicAlbum
date published: 2025-03-02

Shields
type: MusicAlbum
date published: 2025-04-13

Shields Extended
type: MusicAlbum
date published: 2025-04-27

You know me well
type: MusicAlbum
date published: 2025-06-24

Snapback Serenade
type: MusicAlbum
date published: 2025-08-17

Cowboy
type: MusicAlbum
date published: 2025-09-08

Mech Conscience
type: MusicAlbum
date published: 2025-10-01