折言
type: MusicGroup
popularity: 9
followers: 59
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa86aa468565efe27e7b9bc6bd57a2de209069998e2bd8e72babf3b129c5471cc
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/613f9221-2eb2-4352-8a6e-9e0aba3bf102.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/613f9221-2eb2-4352-8a6e-9e0aba3bf102.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/613f9221-2eb2-4352-8a6e-9e0aba3bf102
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa86aa468565efe27e7b9bc6bd57a2de209069998e2bd8e72babf3b129c5471cc","name":"折言","registered_at":"2026-06-16T23:33:08Z","symbol":"NIM1210644","token_address":"0xaaef6397d22d1dc4bf860ebc4de290d0b43609ab","type":"artist","uuid":"613f9221-2eb2-4352-8a6e-9e0aba3bf102"}
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 0xa86aa468565efe27e7b9bc6bd57a2de209069998e2bd8e72babf3b129c5471cc. 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/613f9221-2eb2-4352-8a6e-9e0aba3bf102.json and https://artists.proofprofile.net/proofs/artist/613f9221-2eb2-4352-8a6e-9e0aba3bf102.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xa86aa468565efe27e7b9bc6bd57a2de209069998e2bd8e72babf3b129c5471cc","name":"折言","registered_at":"2026-06-16T23:33:08Z","symbol":"NIM1210644","token_address":"0xaaef6397d22d1dc4bf860ebc4de290d0b43609ab","type":"artist","uuid":"613f9221-2eb2-4352-8a6e-9e0aba3bf102"}
album: 我想
  type: MusicAlbum
  date published: 2017-10-08
album: 或明或暗
  type: MusicAlbum
  date published: 2017-10-25
album: 如果大雪封门
  type: MusicAlbum
  date published: 2018-04-19
album: 拱宸桥
  type: MusicAlbum
  date published: 2018-07-01
album: 哑巴
  type: MusicAlbum
  date published: 2018-12-05
album: 云端之上
  type: MusicAlbum
  date published: 2019-10-14
  track: 云端之上
    type: MusicRecording
    duration: PT2M9S
    duration ms: 129138
    explicit: false
    by artist: 折言
    in album: 云端之上
      type: MusicAlbum
      date published: 2019-10-14
    isrc code: FRX201902548
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T00:56:46+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x53b94f8e26daf3c6060f8021632cda4399e940e4d13556e8fa40f4c1c6880baf
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958802
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958802
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX201902548
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T01:04:02Z
    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 0x53b94f8e26daf3c6060f8021632cda4399e940e4d13556e8fa40f4c1c6880baf. Chain 2 (Bitcoin): anchored in block 958802 (2026-07-20T01:04:02Z), 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/FRX201902548.
      date published: 2026-07-20T01:04:02Z
    audio: 云端之上
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 114.062
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.316
      additional property: Energy
        type: PropertyValue
        value: 0.209
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.821
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.001
      additional property: Liveness
        type: PropertyValue
        value: 0.173
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.305
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.053
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 就医
  type: MusicAlbum
  date published: 2020-01-03
album: 成仙
  type: MusicAlbum
  date published: 2020-10-03
album: 吹沙
  type: MusicAlbum
  date published: 2022-08-17
  track: 吹沙
    type: MusicRecording
    duration: PT3M45S
    duration ms: 225965
    explicit: false
    by artist: 折言
    in album: 吹沙
      type: MusicAlbum
      date published: 2022-08-17
    isrc code: DGA062233931
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:21:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x86eb7ae124377a4783b54e8e09a85a512f5ef66b6fb150a5d13cea10e6176d6e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958749
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958749
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA062233931
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:23:37Z
    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 0x86eb7ae124377a4783b54e8e09a85a512f5ef66b6fb150a5d13cea10e6176d6e. Chain 2 (Bitcoin): anchored in block 958749 (2026-07-19T16:23:37Z), 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/DGA062233931.
      date published: 2026-07-19T16:23:37Z
    audio: 吹沙
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 80.005
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      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: 微光角落
album: 泡汤
album: 满岸
album: 沁园春雪 (合唱版)
album: 海上有仙山
album: DX Revolution（MISUMI Original Song II）

Danceability
type: PropertyValue
value: 0.487

Energy
type: PropertyValue
value: 0.601

Speechiness
type: PropertyValue
value: 0.06

Acousticness
type: PropertyValue
value: 0.1

Instrumentalness
type: PropertyValue
value: 0.001

Liveness
type: PropertyValue
value: 0.144

Valence (Positivity)
type: PropertyValue
value: 0.174

Loudness (dB)
type: PropertyValue
value: -9.361

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

微光角落
type: MusicAlbum
date published: 2022-12-13

泡汤
type: MusicAlbum
date published: 2023-03-23

满岸
type: MusicAlbum
date published: 2023-05-03

沁园春雪 (合唱版)
type: MusicAlbum
date published: 2024-09-29

海上有仙山
type: MusicAlbum
date published: 2024-12-18

DX Revolution（MISUMI Original Song II）
type: MusicAlbum
date published: 2025-09-16