马韶阳
type: MusicGroup
popularity: 6
followers: 14
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa78a1493991dabd99ca7fbb888c9c39fafc3a81417ed881fcbee2678014cd544
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954647
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954647
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T04:36:58Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa78a1493991dabd99ca7fbb888c9c39fafc3a81417ed881fcbee2678014cd544","name":"马韶阳","registered_at":"2026-06-21T03:03:58Z","symbol":"NIM1800438","token_address":"0xb0bebfc9fc4cf98d4ba8c21fd0f606565ae2f51c","type":"artist","uuid":"d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b"}
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 0xa78a1493991dabd99ca7fbb888c9c39fafc3a81417ed881fcbee2678014cd544. Chain 2 (Bitcoin): anchored in block 954647 (2026-06-21T04:36:58Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b.json and https://artists.proofprofile.net/proofs/artist/d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T04:36:58Z
  text: {"copyright_id":"0xa78a1493991dabd99ca7fbb888c9c39fafc3a81417ed881fcbee2678014cd544","name":"马韶阳","registered_at":"2026-06-21T03:03:58Z","symbol":"NIM1800438","token_address":"0xb0bebfc9fc4cf98d4ba8c21fd0f606565ae2f51c","type":"artist","uuid":"d6d1d183-bfa7-4b7b-a117-7e0f7a211e6b"}
album: 春夜喜雨
  type: MusicAlbum
  date published: 2022-11-23
  track: 春夜喜雨
    type: MusicRecording
    duration: PT2M14S
    duration ms: 134283
    explicit: false
    by artist: 马韶阳
    in album: 春夜喜雨
      type: MusicAlbum
      date published: 2022-11-23
    isrc code: DGA0H2496587
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T09:27:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8070d54a71e8ba039f9ea73045f3f86bde70129c93dd5233fae64f117f0be2ce
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958857
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958857
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0H2496587
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T09:45:25Z
    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 0x8070d54a71e8ba039f9ea73045f3f86bde70129c93dd5233fae64f117f0be2ce. Chain 2 (Bitcoin): anchored in block 958857 (2026-07-20T09:45:25Z), 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/DGA0H2496587.
      date published: 2026-07-20T09:45:25Z
    audio: 春夜喜雨
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 180.039
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.634
      additional property: Energy
        type: PropertyValue
        value: 0.488
      additional property: Speechiness
        type: PropertyValue
        value: 0.036
      additional property: Acousticness
        type: PropertyValue
        value: 0.518
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.246
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.359
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.448
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 我在上海长大
  type: MusicAlbum
  date published: 2022-11-25
  track: 我在上海长大
    type: MusicRecording
    duration: PT3M13S
    duration ms: 193842
    explicit: false
    by artist: 马韶阳
    in album: 我在上海长大
      type: MusicAlbum
      date published: 2022-11-25
    isrc code: DGA092448817
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T23:13:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7a596578ed0d4c52f1b6365b90fa5d6110e35a2535db77469c428cb78cdebe35
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958796
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958796
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA092448817
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T02:17:14Z
    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 0x7a596578ed0d4c52f1b6365b90fa5d6110e35a2535db77469c428cb78cdebe35. Chain 2 (Bitcoin): anchored in block 958796 (2026-07-20T02:17:14Z), 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/DGA092448817.
      date published: 2026-07-20T02:17:14Z
    audio: 我在上海长大
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 74.991
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.609
      additional property: Energy
        type: PropertyValue
        value: 0.367
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.708
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.361
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.235
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: 悯农二首

Loudness (dB)
type: PropertyValue
value: -8.45

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

悯农二首
type: MusicAlbum
date published: 2022-11-25
track: 悯农二首
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178891
  explicit: false
  by artist: 马韶阳
  in album: 悯农二首
    type: MusicAlbum
    date published: 2022-11-25
  isrc code: DGA0M2435522
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T05:56:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7c3a88c1ea7d1aca0a4bec9ca4f7c7c6b676c9216cef2e849c96a92ce67164a8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958977
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958977
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2435522
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T08:57:40Z
  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 0x7c3a88c1ea7d1aca0a4bec9ca4f7c7c6b676c9216cef2e849c96a92ce67164a8. Chain 2 (Bitcoin): anchored in block 958977 (2026-07-21T08:57:40Z), 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/DGA0M2435522.
    date published: 2026-07-21T08:57:40Z
  audio: 悯农二首
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 147.788
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.608
    additional property: Energy
      type: PropertyValue
      value: 0.373
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.422
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.091
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.483
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.531
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major