Clear Sky
type: MusicGroup
popularity: 22
followers: 718
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a1833b9034416e510d4d8c03754a778e7f0888f990bd1752f34c41fd97a8352
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7afa6ec6-2e2d-42bd-9813-becfc5e4208d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7afa6ec6-2e2d-42bd-9813-becfc5e4208d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7afa6ec6-2e2d-42bd-9813-becfc5e4208d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3a1833b9034416e510d4d8c03754a778e7f0888f990bd1752f34c41fd97a8352","name":"Clear Sky","registered_at":"2026-06-12T02:18:07Z","symbol":"NIM0160086","token_address":"0xf56235e461a1ca06914415a7c4504fb9411b56bd","type":"artist","uuid":"7afa6ec6-2e2d-42bd-9813-becfc5e4208d"}
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 0x3a1833b9034416e510d4d8c03754a778e7f0888f990bd1752f34c41fd97a8352. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7afa6ec6-2e2d-42bd-9813-becfc5e4208d.json and https://artists.proofprofile.net/proofs/artist/7afa6ec6-2e2d-42bd-9813-becfc5e4208d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x3a1833b9034416e510d4d8c03754a778e7f0888f990bd1752f34c41fd97a8352","name":"Clear Sky","registered_at":"2026-06-12T02:18:07Z","symbol":"NIM0160086","token_address":"0xf56235e461a1ca06914415a7c4504fb9411b56bd","type":"artist","uuid":"7afa6ec6-2e2d-42bd-9813-becfc5e4208d"}
album: Broken Heart（破损的心）
  type: MusicAlbum
  date published: 2021-10-28
  track: Broken Heart（Feat.Nomeli)
    type: MusicRecording
    duration: PT1M48S
    duration ms: 108340
    explicit: false
    by artist: Clear Sky
    in album: Broken Heart（破损的心）
      type: MusicAlbum
      date published: 2021-10-28
    isrc code: HKG732208064
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T01:24:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4c45514400d771c732b4e5d997627ee2645165e37e88327505d3d1b99635a212
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958484
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958484
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG732208064
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T03:34:53Z
    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 0x4c45514400d771c732b4e5d997627ee2645165e37e88327505d3d1b99635a212. Chain 2 (Bitcoin): anchored in block 958484 (2026-07-18T03:34:53Z), 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/HKG732208064.
      date published: 2026-07-18T03:34:53Z
    audio: Broken Heart（Feat.Nomeli)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.002
      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: 0.644
      additional property: Energy
        type: PropertyValue
        value: 0.269
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.855
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.31
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.407
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.788
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Lonely（孤独感）
  type: MusicAlbum
  date published: 2021-11-05
album: 樱花飘过你的脸庞
  type: MusicAlbum
  date published: 2021-11-26
album: 樱花飘过你的脸庞
  type: MusicAlbum
  date published: 2021-11-26
album: Love Story
  type: MusicAlbum
  date published: 2021-12-10
album: Windy Hill（风之谷）
  type: MusicAlbum
  date published: 2022-01-27
album: Don't Say
  type: MusicAlbum
  date published: 2022-03-11
album: Don't Say（不再谈起）
  type: MusicAlbum
  date published: 2022-03-11
album: 星星在说话
  type: MusicAlbum
  date published: 2022-06-01
album: 星星在说话
  type: MusicAlbum
  date published: 2022-06-01
  track: 星星在说话
    type: MusicRecording
    duration: PT3M3S
    duration ms: 183758
    explicit: false
    by artist: Clear Sky
    in album: 星星在说话
      type: MusicAlbum
      date published: 2022-06-01
    isrc code: ESA012377611
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T17:39:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7fc20663f9981a6a1f857f7bd983bea33382db3d8737f7ba2928180eea921988
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958447
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958447
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA012377611
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:47:19Z
    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 0x7fc20663f9981a6a1f857f7bd983bea33382db3d8737f7ba2928180eea921988. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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/ESA012377611.
      date published: 2026-07-17T19:47:19Z
    audio: 星星在说话
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 132.02
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      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: 那年夏天
album: 那个夏天
album: Falling
album: 相思梦
album: Call of Silence (Clear Sky Remix)
album: Embrace You（不插电版）
album: Still Alive（我只想活着）
album: Still Alive（活着）
album: Beyond The Sea Is Freedom（海的那边是自由）
album: Pure Land（极乐世界）
album: 三笠的独白
album: Epilogue（终章）

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.753

Energy
type: PropertyValue
value: 0.174

Speechiness
type: PropertyValue
value: 0.037

Acousticness
type: PropertyValue
value: 0.974

Instrumentalness
type: PropertyValue
value: 0.672

Liveness
type: PropertyValue
value: 0.131

Valence (Positivity)
type: PropertyValue
value: 0.273

Loudness (dB)
type: PropertyValue
value: -17.973

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Minor

那年夏天
type: MusicAlbum
date published: 2022-07-08

那个夏天
type: MusicAlbum
date published: 2022-07-08

Falling
type: MusicAlbum
date published: 2022-07-19

相思梦
type: MusicAlbum
date published: 2022-08-19

Call of Silence (Clear Sky Remix)
type: MusicAlbum
date published: 2022-09-10

Embrace You（不插电版）
type: MusicAlbum
date published: 2022-09-23

Still Alive（我只想活着）
type: MusicAlbum
date published: 2023-05-03

Still Alive（活着）
type: MusicAlbum
date published: 2023-05-03

Beyond The Sea Is Freedom（海的那边是自由）
type: MusicAlbum
date published: 2023-08-21

Pure Land（极乐世界）
type: MusicAlbum
date published: 2023-09-01

三笠的独白
type: MusicAlbum
date published: 2023-11-08

Epilogue（终章）
type: MusicAlbum
date published: 2023-12-08