刘可
type: MusicGroup
popularity: 4
followers: 200
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b038dad81805b7ebb15991567d909656b9c8fa9943a4f9b61909452993482eb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954513
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9e586031-5461-422c-ac2e-017a7b3652b0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9e586031-5461-422c-ac2e-017a7b3652b0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9e586031-5461-422c-ac2e-017a7b3652b0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T06:31:18Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4b038dad81805b7ebb15991567d909656b9c8fa9943a4f9b61909452993482eb","name":"刘可","registered_at":"2026-06-20T04:46:10Z","symbol":"NIM1516391","token_address":"0xf8fb210afb6080e81ff48fddb9239a356ac224e4","type":"artist","uuid":"9e586031-5461-422c-ac2e-017a7b3652b0"}
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 0x4b038dad81805b7ebb15991567d909656b9c8fa9943a4f9b61909452993482eb. Chain 2 (Bitcoin): anchored in block 954513 (2026-06-20T06:31:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9e586031-5461-422c-ac2e-017a7b3652b0.json and https://artists.proofprofile.net/proofs/artist/9e586031-5461-422c-ac2e-017a7b3652b0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T06:31:18Z
  text: {"copyright_id":"0x4b038dad81805b7ebb15991567d909656b9c8fa9943a4f9b61909452993482eb","name":"刘可","registered_at":"2026-06-20T04:46:10Z","symbol":"NIM1516391","token_address":"0xf8fb210afb6080e81ff48fddb9239a356ac224e4","type":"artist","uuid":"9e586031-5461-422c-ac2e-017a7b3652b0"}
album: 男人·爱
  type: MusicAlbum
  date published: 2006-11-01
album: 男人·爱
  type: MusicAlbum
  date published: 2006-11-01
album: 寂寞才说爱
  type: MusicAlbum
  date published: 2007-08-01
  track: 寂寞才说爱
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232595
    explicit: false
    by artist: 刘可
    in album: 寂寞才说爱
      type: MusicAlbum
      date published: 2007-08-01
    isrc code: HKD012375232
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T15:20:15+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x645bef34c25a1326d87153ab652a531f1df021860b27cda1458e90c222a70b69
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958908
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958908
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKD012375232
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T18:22:42Z
    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 0x645bef34c25a1326d87153ab652a531f1df021860b27cda1458e90c222a70b69. Chain 2 (Bitcoin): anchored in block 958908 (2026-07-20T18:22:42Z), 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/HKD012375232.
      date published: 2026-07-20T18:22:42Z
    audio: 寂寞才说爱
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 107.928
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.638
      additional property: Energy
        type: PropertyValue
        value: 0.398
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.599
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.142
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.357
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.462
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 寂寞才说爱
  type: MusicAlbum
  date published: 2019-03-08
album: 寂寞才说爱
  type: MusicAlbum
  date published: 2019-03-08
album: 寂寞才说爱
  type: MusicAlbum
  date published: 2019-03-08
album: 你我他
  type: MusicAlbum
  date published: 2020-04-26
  track: 寂寞才说爱（朱迪尼克DJ版）
    type: MusicRecording
    duration: PT2M59S
    duration ms: 179068
    explicit: false
    by artist: 刘可
    in album: 你我他
      type: MusicAlbum
      date published: 2020-04-26
    isrc code: HKD012248563
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T21:46:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd2094a7249398f0d0f1147dbc8fb2504419966093fbba4a1326cc42457e0c643
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKD012248563
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0xd2094a7249398f0d0f1147dbc8fb2504419966093fbba4a1326cc42457e0c643. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/HKD012248563.
      date published: 2026-07-05T01:43:49Z
    audio: 寂寞才说爱（朱迪尼克DJ版）
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.03
      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: 0.847
      additional property: Energy
        type: PropertyValue
        value: 0.951
      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: 寂寞才说爱（2007）

Speechiness
type: PropertyValue
value: 0.135

Acousticness
type: PropertyValue
value: 0.463

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.294

Valence (Positivity)
type: PropertyValue
value: 0.962

Loudness (dB)
type: PropertyValue
value: -0.461

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor

寂寞才说爱（2007）
type: MusicAlbum
date published: 2021-06-01