雙笙 (陳元汐)
type: MusicGroup
genre: gufeng
popularity: 10
followers: 303
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53f5d64d3b3479f397773528106a5d27486363609ce805ef0654072b104a1848
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/5e94f8d7-2ee6-41ae-a0ea-2d480379b593.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5e94f8d7-2ee6-41ae-a0ea-2d480379b593.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5e94f8d7-2ee6-41ae-a0ea-2d480379b593
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x53f5d64d3b3479f397773528106a5d27486363609ce805ef0654072b104a1848","name":"雙笙 (陳元汐)","registered_at":"2026-06-16T22:38:00Z","symbol":"NIM1197501","token_address":"0xdddcf18ed080b251754e4379450f8f22b5c92722","type":"artist","uuid":"5e94f8d7-2ee6-41ae-a0ea-2d480379b593"}
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 0x53f5d64d3b3479f397773528106a5d27486363609ce805ef0654072b104a1848. 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/5e94f8d7-2ee6-41ae-a0ea-2d480379b593.json and https://artists.proofprofile.net/proofs/artist/5e94f8d7-2ee6-41ae-a0ea-2d480379b593.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x53f5d64d3b3479f397773528106a5d27486363609ce805ef0654072b104a1848","name":"雙笙 (陳元汐)","registered_at":"2026-06-16T22:38:00Z","symbol":"NIM1197501","token_address":"0xdddcf18ed080b251754e4379450f8f22b5c92722","type":"artist","uuid":"5e94f8d7-2ee6-41ae-a0ea-2d480379b593"}
album: 雙花兒 (電視劇《星落凝成糖》插曲)
  type: MusicAlbum
  date published: 2023-02-17
album: 春光 (電視劇《春家小姐是訟師第一季》片尾曲)
  type: MusicAlbum
  date published: 2023-03-27
album: 且待夢中人 (電視劇《春閨夢裡人》心動插曲)
  type: MusicAlbum
  date published: 2023-03-30
  track: 且待夢中人 (電視劇《春閨夢裡人》心動插曲)
    type: MusicRecording
    duration: PT3M2S
    duration ms: 182752
    explicit: false
    by artist: 雙笙 (陳元汐)
    in album: 且待夢中人 (電視劇《春閨夢裡人》心動插曲)
      type: MusicAlbum
      date published: 2023-03-30
    genre: gufeng
    isrc code: TWU712301195
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T12:06:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xbe93f0cf22a5270fd96aca716bcfe23651f909c57ac90d484e5b00989238a389
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958601
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958601
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWU712301195
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T19:27:02Z
    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 0xbe93f0cf22a5270fd96aca716bcfe23651f909c57ac90d484e5b00989238a389. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/TWU712301195.
      date published: 2026-07-18T19:27:02Z
    audio: 且待夢中人 (電視劇《春閨夢裡人》心動插曲)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.721
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.535
      additional property: Energy
        type: PropertyValue
        value: 0.269
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.817
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.1
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.31
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.471
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 我心似你 (電視劇《玉骨遙》插曲)
  type: MusicAlbum
  date published: 2024-12-27
track: 春光 (電視劇《春家小姐是訟師第一季》片尾曲)
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221475
  explicit: false
  by artist: 雙笙 (陳元汐)
  in album: 電視劇《春家小姐是訟師第一季》原聲帶
    type: MusicAlbum
    date published: 2023-03-31
  popularity: 2
  isrc code: TWU712301116
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T04:19:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x75a06f275124b033bd1bc5b3b231e8a3add2623902561bbf7e45a80989c2a8c6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWU712301116
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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 0x75a06f275124b033bd1bc5b3b231e8a3add2623902561bbf7e45a80989c2a8c6. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/TWU712301116.
    date published: 2026-07-08T03:53:27Z
  audio: 春光 (電視劇《春家小姐是訟師第一季》片尾曲)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.062
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.766
    additional property: Energy
      type: PropertyValue
      value: 0.713
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    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

Acousticness
type: PropertyValue
value: 0.465

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.126

Valence (Positivity)
type: PropertyValue
value: 0.651

Loudness (dB)
type: PropertyValue
value: -5.498

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Minor