蔡德允
type: MusicGroup
genre: sandalwood
genre: traditional music
popularity: 12
followers: 475
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xa264000cef65cf94c83da3ed17820ef1aa993e8c4aa8a5c526ea46bfabaf75fe
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/570c6cea-ee70-4841-8cbe-f50b892019ef.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/570c6cea-ee70-4841-8cbe-f50b892019ef
additional property: OTSTimestamp
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  value: 2026-06-14T21:49:28Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0xa264000cef65cf94c83da3ed17820ef1aa993e8c4aa8a5c526ea46bfabaf75fe","name":"蔡德允","registered_at":"2026-06-14T13:37:08Z","symbol":"NIM0469406","token_address":"0x947568627bae0dfa19383ee83ce4a34c82242fcb","type":"artist","uuid":"570c6cea-ee70-4841-8cbe-f50b892019ef"}
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 → block must exist at that height 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 artist 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 0xa264000cef65cf94c83da3ed17820ef1aa993e8c4aa8a5c526ea46bfabaf75fe. Chain 2 (Bitcoin): anchored in block 953697 (2026-06-14T21:49:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/570c6cea-ee70-4841-8cbe-f50b892019ef.json and https://artists.proofprofile.net/proofs/artist/570c6cea-ee70-4841-8cbe-f50b892019ef.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T21:49:28Z
  text: {"copyright_id":"0xa264000cef65cf94c83da3ed17820ef1aa993e8c4aa8a5c526ea46bfabaf75fe","name":"蔡德允","registered_at":"2026-06-14T13:37:08Z","symbol":"NIM0469406","token_address":"0x947568627bae0dfa19383ee83ce4a34c82242fcb","type":"artist","uuid":"570c6cea-ee70-4841-8cbe-f50b892019ef"}
album: 中國：古琴藝術
  type: MusicAlbum
  date published: 2014-08-17
  track: 陽春
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      type: MusicAlbum
      date published: 2014-08-17
    isrc code: CH1398043201
    audio: 陽春
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  track: 指法示範
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  track: 精忠詞
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  track: 古琴吟
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      type: MusicAlbum
      date published: 2014-08-17
    isrc code: CH1396643302
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  track: 瀟湘水雲
  track: 慨古引
  track: 關山月
  track: 平沙落雁 (1號)
  track: 湘江怨
  track: 水仙操
  track: 良宵引
  track: 龍翔操
  track: 普安咒 (普庵咒)
  track: 玉樓春曉
  track: 梅花三弄
  track: 陽関三曡
  track: 長門怨
  track: 梧葉舞秋風
  track: 平沙落雁 (2號)
  track: 憶故人
  track: 胡笳十八拍
  track: 醉漁唱晚 (1號)
  track: 醉漁唱晚 (2號)
  track: 漁樵 問答 (1號)
  track: 漁樵 問答 (2號)
  track: 秋塞吟
  track: 平沙落雁 (3號)
album: 中國: 古琴藝術
track: 精忠詞
track: 瀟湘水雲
track: 平沙落雁 (1號)
track: 水仙操
track: 龍翔操
track: 普安咒 (普庵咒)
track: 梅花三弄
track: 梧葉舞秋風
track: 平沙落雁 (2號)
track: 胡笳十八拍
track: 指法示範
track: 古琴吟
track: 慨古引
track: 關山月
track: 湘江怨
track: 良宵引
track: 玉樓春曉
track: 陽関三曡
track: 長門怨
track: 憶故人

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Time Signature
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Danceability
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Energy
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Liveness
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Valence (Positivity)
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瀟湘水雲
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  date published: 2014-08-17
isrc code: CH1398043203
audio: 瀟湘水雲
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慨古引
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audio: 慨古引
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關山月
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平沙落雁 (1號)
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湘江怨
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水仙操
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良宵引
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龍翔操
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普安咒 (普庵咒)
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玉樓春曉
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梅花三弄
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陽関三曡
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長門怨
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梧葉舞秋風
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平沙落雁 (2號)
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憶故人
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胡笳十八拍
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醉漁唱晚 (1號)
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醉漁唱晚 (2號)
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漁樵 問答 (1號)
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漁樵 問答 (2號)
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秋塞吟
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平沙落雁 (3號)
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中國: 古琴藝術
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track: 水仙操
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track: 龍翔操
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track: 普安咒 (普庵咒)
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track: 漁樵問答 (1號)
track: 漁樵問答 (2號)
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瀟湘水雲
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關山月
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水仙操
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湘江怨
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龍翔操
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良宵引
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普安咒 (普庵咒)
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玉樓春曉
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梅花三弄
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陽関三曡
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長門怨
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梧葉舞秋風
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平沙落雁 (2號)
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憶故人
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醉漁唱晚 (1號)
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胡笳十八拍
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醉漁唱晚 (2號)
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漁樵問答 (1號)
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漁樵問答 (2號)
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秋塞吟
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平沙落雁 (3號)
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精忠詞
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瀟湘水雲
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平沙落雁 (1號)
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水仙操
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龍翔操
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普安咒 (普庵咒)
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梅花三弄
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梧葉舞秋風
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平沙落雁 (2號)
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胡笳十八拍
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指法示範
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古琴吟
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慨古引
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關山月
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湘江怨
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良宵引
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玉樓春曉
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陽関三曡
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長門怨
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憶故人
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    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.19
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.751
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.243
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.189