루카스
type: MusicGroup
genre: cloud rap
genre: vaporwave
popularity: 6
followers: 821
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf46e0495a56ed7efbb418f70d4b7cdd85ff9859c898a802352c5f6d7d11ef5b0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5bd1efb5-ff55-4d89-b497-8c47eebbbaa4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5bd1efb5-ff55-4d89-b497-8c47eebbbaa4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5bd1efb5-ff55-4d89-b497-8c47eebbbaa4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf46e0495a56ed7efbb418f70d4b7cdd85ff9859c898a802352c5f6d7d11ef5b0","name":"루카스","registered_at":"2026-06-16T21:56:04Z","symbol":"NIM1187495","token_address":"0x25dc01fd916c481f56e34ba30915ef357af91ed2","type":"artist","uuid":"5bd1efb5-ff55-4d89-b497-8c47eebbbaa4"}
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 0xf46e0495a56ed7efbb418f70d4b7cdd85ff9859c898a802352c5f6d7d11ef5b0. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5bd1efb5-ff55-4d89-b497-8c47eebbbaa4.json and https://artists.proofprofile.net/proofs/artist/5bd1efb5-ff55-4d89-b497-8c47eebbbaa4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xf46e0495a56ed7efbb418f70d4b7cdd85ff9859c898a802352c5f6d7d11ef5b0","name":"루카스","registered_at":"2026-06-16T21:56:04Z","symbol":"NIM1187495","token_address":"0x25dc01fd916c481f56e34ba30915ef357af91ed2","type":"artist","uuid":"5bd1efb5-ff55-4d89-b497-8c47eebbbaa4"}
album: セーラームーン
  type: MusicAlbum
  date published: 2018-01-02
album: Finally Said It
  type: MusicAlbum
  date published: 2018-01-02
album: Train Ride Thoughts
  type: MusicAlbum
  date published: 2018-01-03
album: Alien Queen
  type: MusicAlbum
  date published: 2018-01-03
  track: Alien Queen
    type: MusicRecording
    duration: PT1M30S
    duration ms: 90967
    explicit: false
    by artist: 루카스
    in album: Alien Queen
      type: MusicAlbum
      date published: 2018-01-03
    genre: cloud rap
    genre: vaporwave
    isrc code: QZAPG1809114
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-07-05T16:27:16+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfc20baba093efb28bc54732aa342930b24f2eb4020765ef76ab3206e7576e94e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZAPG1809114
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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 0xfc20baba093efb28bc54732aa342930b24f2eb4020765ef76ab3206e7576e94e. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/QZAPG1809114.
      date published: 2026-07-05T19:27:56Z
    audio: Alien Queen
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.007
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.796
      additional property: Energy
        type: PropertyValue
        value: 0.606
      additional property: Speechiness
        type: PropertyValue
        value: 0.206
      additional property: Acousticness
        type: PropertyValue
        value: 0.607
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.284
      additional property: Liveness
        type: PropertyValue
        value: 0.094
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.841
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.561
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Kero
  type: MusicAlbum
  date published: 2018-01-03
album: Pulse
  type: MusicAlbum
  date published: 2018-01-03
album: Etro
  type: MusicAlbum
  date published: 2018-01-03
album: Returns
  type: MusicAlbum
  date published: 2018-01-09
album: Cocoon
  type: MusicAlbum
  date published: 2018-01-09
album: Shanghai
  type: MusicAlbum
  date published: 2018-01-09
album: Luminant
  type: MusicAlbum
  date published: 2018-02-06
album: Cheng Xiao
  type: MusicAlbum
  date published: 2018-02-06
album: My Side
  type: MusicAlbum
  date published: 2018-02-06
album: Toa of Beats
  type: MusicAlbum
  date published: 2018-02-07
album: Darling//franxx
  type: MusicAlbum
  date published: 2018-02-11
album: Domain
  type: MusicAlbum
  date published: 2018-03-02
album: Special Cosmic Bumpz
  type: MusicAlbum
  date published: 2018-03-10
album: My Bump Academia
  type: MusicAlbum
  date published: 2018-03-12
album: Best of Last Year
  type: MusicAlbum
  date published: 2018-03-13
album: Red Suns
  type: MusicAlbum
  date published: 2018-03-15
album: Genesis
  type: MusicAlbum
  date published: 2018-03-17
album: EDI
  type: MusicAlbum
  date published: 2018-03-31
album: Revenant
  type: MusicAlbum
  date published: 2018-07-03
album: Windblade
  type: MusicAlbum
  date published: 2018-07-12
album: Zero & Mikhail
  type: MusicAlbum
  date published: 2018-09-16
album: Are You an Angel?
album: Midnight Overdrive
album: Galaxy of Fantasy
album: With.U
album: Take Me to Mars
album: Astray
album: Palmtop Scopedog
album: Wait4you//12000years
album: Existence
album: Vacation Text
album: drive for your life
album: A3 S-Line
album: The Interim
album: spirit gun

Are You an Angel?
type: MusicAlbum
date published: 2018-09-20

Midnight Overdrive
type: MusicAlbum
date published: 2018-10-31

Galaxy of Fantasy
type: MusicAlbum
date published: 2019-01-07

With.U
type: MusicAlbum
date published: 2019-02-14

Take Me to Mars
type: MusicAlbum
date published: 2019-04-15

Astray
type: MusicAlbum
date published: 2019-07-06

Palmtop Scopedog
type: MusicAlbum
date published: 2020-05-30

Wait4you//12000years
type: MusicAlbum
date published: 2020-07-25

Existence
type: MusicAlbum
date published: 2020-09-25

Vacation Text
type: MusicAlbum
date published: 2023-07-28

drive for your life
type: MusicAlbum
date published: 2023-11-03

A3 S-Line
type: MusicAlbum
date published: 2023-12-01

The Interim
type: MusicAlbum
date published: 2023-12-21

spirit gun
type: MusicAlbum
date published: 2024-01-03