Dj Mastermind
type: MusicGroup
genre: tamil dance
genre: tamil hip hop
genre: tamil indie
popularity: 9
followers: 1747
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x23883635d4a85480e899208ee294829b2a9be3cc8f9096fe21aa3e660603996e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f881b13a-db36-46e5-a557-161f96363598.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f881b13a-db36-46e5-a557-161f96363598.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f881b13a-db36-46e5-a557-161f96363598
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x23883635d4a85480e899208ee294829b2a9be3cc8f9096fe21aa3e660603996e","name":"Dj Mastermind","registered_at":"2026-06-21T16:17:48Z","symbol":"NIM1969987","token_address":"0x579eec16282ad6f8131b6c7c985f02433a772c61","type":"artist","uuid":"f881b13a-db36-46e5-a557-161f96363598"}
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 0x23883635d4a85480e899208ee294829b2a9be3cc8f9096fe21aa3e660603996e. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f881b13a-db36-46e5-a557-161f96363598.json and https://artists.proofprofile.net/proofs/artist/f881b13a-db36-46e5-a557-161f96363598.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:16:07Z
  text: {"copyright_id":"0x23883635d4a85480e899208ee294829b2a9be3cc8f9096fe21aa3e660603996e","name":"Dj Mastermind","registered_at":"2026-06-21T16:17:48Z","symbol":"NIM1969987","token_address":"0x579eec16282ad6f8131b6c7c985f02433a772c61","type":"artist","uuid":"f881b13a-db36-46e5-a557-161f96363598"}
album: Superstar (feat. Makarios & Mash Supremacy)
  type: MusicAlbum
  date published: 2018-01-19
album: En Anbe (feat. Syed Subahan & Mash Supremacy)
  type: MusicAlbum
  date published: 2018-02-19
  track: En Anbe (feat. Syed Subahan & Mash Supremacy)
    type: MusicRecording
    duration: PT4M3S
    duration ms: 243792
    explicit: false
    by artist: Dj Mastermind
    in album: En Anbe (feat. Syed Subahan & Mash Supremacy)
      type: MusicAlbum
      date published: 2018-02-19
    genre: tamil dance
    genre: tamil hip hop
    genre: tamil indie
    isrc code: MYSN16200994
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T18:20:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x766c22187b2126f183c721d03ed9319dda13907d4fa69024cf2e1b94872110b7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959047
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959047
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MYSN16200994
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T21:22:22Z
    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 0x766c22187b2126f183c721d03ed9319dda13907d4fa69024cf2e1b94872110b7. Chain 2 (Bitcoin): anchored in block 959047 (2026-07-21T21:22:22Z), 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/MYSN16200994.
      date published: 2026-07-21T21:22:22Z
    audio: En Anbe (feat. Syed Subahan & Mash Supremacy)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.903
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.578
      additional property: Energy
        type: PropertyValue
        value: 0.648
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      additional property: Acousticness
        type: PropertyValue
        value: 0.482
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.144
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.616
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.608
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: SNEGITHAM (feat. Karthik & Makarios)
  type: MusicAlbum
  date published: 2018-09-14
album: En Uyire
  type: MusicAlbum
  date published: 2022-02-02
track: Blackjack

Blackjack
type: MusicRecording
duration: PT5M18S
duration ms: 318250
explicit: false
by artist: Switch - Lock Up
by artist: Mc Sai
by artist: Teejay
by artist: Diluckshan
by artist: Stylomannavan
by artist: Balan Kash
by artist: Dj Mastermind
by artist: Sheezay
by artist: Rabbit. Mac
in album: Blackjack
  type: MusicAlbum
  date published: 2014-12-13
isrc code: TCACC1442588
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T04:50:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd407d00ec435199455eb99b732f1abacd40f9fe8556fd6333c94fa653446353
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCACC1442588
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd407d00ec435199455eb99b732f1abacd40f9fe8556fd6333c94fa653446353. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/TCACC1442588.
  date published: 2026-07-02T03:30:09Z
audio: Blackjack
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 151.941
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.738
  additional property: Energy
    type: PropertyValue
    value: 0.864
  additional property: Speechiness
    type: PropertyValue
    value: 0.361
  additional property: Acousticness
    type: PropertyValue
    value: 0.017
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.338
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.709
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.347
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor