Dudou
type: MusicGroup
description: thumb|upright|right|A Vietnamese woman wearing her yem as a blouse A dudou (; also known by other names) is a traditional Chinese article of clothing that covers the front of the torso, originally wo
popularity: 5
followers: 315
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffd57803844729ea6e833fba910c96383053afd383e07c94434bf0906961f36e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954533
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954533
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a4f0f9fb-057a-47b9-a603-0adcaae64681.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a4f0f9fb-057a-47b9-a603-0adcaae64681.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a4f0f9fb-057a-47b9-a603-0adcaae64681
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T08:57:02Z
additional property: OTSCanonicalRecord
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 0xffd57803844729ea6e833fba910c96383053afd383e07c94434bf0906961f36e. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a4f0f9fb-057a-47b9-a603-0adcaae64681.json and https://artists.proofprofile.net/proofs/artist/a4f0f9fb-057a-47b9-a603-0adcaae64681.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T08:57:02Z
album: Schmerz vergeht
  type: MusicAlbum
  date published: 2022-07-27
album: Mein Herz
  type: MusicAlbum
  date published: 2022-09-12
album: Nicht allein
  type: MusicAlbum
  date published: 2022-09-16
album: Vergiftet
  type: MusicAlbum
  date published: 2022-09-23
album: Lass mich gehen
  type: MusicAlbum
  date published: 2022-09-28
album: Mhm Bebe
  type: MusicAlbum
  date published: 2022-10-12
album: Fucked Up
  type: MusicAlbum
  date published: 2022-11-10
album: Viel zu oft
  type: MusicAlbum
  date published: 2022-12-09
album: Wie es sein Soll
  type: MusicAlbum
  date published: 2022-12-19
album: Vermisst
  type: MusicAlbum
  date published: 2023-06-21
  track: Vermisst
    type: MusicRecording
    duration: PT2M28S
    duration ms: 148559
    explicit: false
    by artist: Dudou
    in album: Vermisst
      type: MusicAlbum
      date published: 2023-06-21
    isrc code: GBLFP2347891
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T19:41:45+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0e3b8dd9c9ce37e2c277d73227d9ba1fbbf94de69f814eae77e88071316e0e9d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958774
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958774
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLFP2347891
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T22:44:17Z
    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 0x0e3b8dd9c9ce37e2c277d73227d9ba1fbbf94de69f814eae77e88071316e0e9d. Chain 2 (Bitcoin): anchored in block 958774 (2026-07-19T22:44:17Z), 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/GBLFP2347891.
      date published: 2026-07-19T22:44:17Z
    audio: Vermisst
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.921
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.66
      additional property: Energy
        type: PropertyValue
        value: 0.579
      additional property: Speechiness
        type: PropertyValue
        value: 0.17
      additional property: Acousticness
        type: PropertyValue
        value: 0.301
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.303
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.344
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.075
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Wo?
  type: MusicAlbum
  date published: 2023-06-28
album: Sag Mir
  type: MusicAlbum
  date published: 2023-07-12
album: Aus & Vorbei
  type: MusicAlbum
  date published: 2023-11-03
album: Dich zu lieben
  type: MusicAlbum
  date published: 2023-12-08
album: Nie wieder
  type: MusicAlbum
  date published: 2023-12-22
album: Standort
  type: MusicAlbum
  date published: 2024-01-19
album: Ein letztes Mal
  type: MusicAlbum
  date published: 2024-03-29
album: Ma chérie
  type: MusicAlbum
  date published: 2024-08-16
album: Nichts bleibt
  type: MusicAlbum
  date published: 2025-02-19
album: Happy
  type: MusicAlbum
  date published: 2025-03-01