Yuzuki
type: MusicGroup
popularity: 23
followers: 702
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9f457145be595a4255c708340e972faaa71647aeb9e8a9302f0ec29df379f03
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/13f4fa9e-d837-47df-a476-27f3471cb07f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/13f4fa9e-d837-47df-a476-27f3471cb07f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/13f4fa9e-d837-47df-a476-27f3471cb07f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0xe9f457145be595a4255c708340e972faaa71647aeb9e8a9302f0ec29df379f03. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/13f4fa9e-d837-47df-a476-27f3471cb07f.json and https://artists.proofprofile.net/proofs/artist/13f4fa9e-d837-47df-a476-27f3471cb07f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Run It Back
  type: MusicAlbum
  date published: 2016-09-29
album: Letzte Prinzessin
  type: MusicAlbum
  date published: 2017-02-09
  track: Letzte Prinzessin
    type: MusicRecording
    duration: PT3M56S
    duration ms: 236874
    explicit: false
    by artist: Yuzuki
    in album: Letzte Prinzessin
      type: MusicAlbum
      date published: 2017-02-09
    isrc code: QZMEN2036754
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T06:10:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x964ddd1071c3dbe97a4c5e920bb183774e3c787e2f925fe531906db3f1c94580
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958251
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958251
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEN2036754
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T06:29:25Z
    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 0x964ddd1071c3dbe97a4c5e920bb183774e3c787e2f925fe531906db3f1c94580. Chain 2 (Bitcoin): anchored in block 958251 (2026-07-16T06:29:25Z), 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/QZMEN2036754.
      date published: 2026-07-16T06:29:25Z
    audio: Letzte Prinzessin
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 160.007
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.439
      additional property: Energy
        type: PropertyValue
        value: 0.874
      additional property: Speechiness
        type: PropertyValue
        value: 0.032
      additional property: Acousticness
        type: PropertyValue
        value: 0.003
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.717
      additional property: Liveness
        type: PropertyValue
        value: 0.147
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.039
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.546
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Lily of the Valley (Original Game Soundtrack)
  type: MusicAlbum
  date published: 2017-05-05
album: Take Your Time
  type: MusicAlbum
  date published: 2017-09-21
album: Blackberry Honey (Original Game Soundtrack)
  type: MusicAlbum
  date published: 2017-10-24
album: Six Days of Snow (Original Game Soundtrack)
  type: MusicAlbum
  date published: 2017-12-29
album: 1500 Years
  type: MusicAlbum
  date published: 2018-08-18
album: Euleria
  type: MusicAlbum
  date published: 2019-01-04
album: The Language of Love (Original Game Soundtrack)
  type: MusicAlbum
  date published: 2019-05-28
album: The End of an Actress (Original Game Soundtrack)
  type: MusicAlbum
  date published: 2020-02-21
album: Faint
  type: MusicAlbum
  date published: 2020-10-17
  track: Faint
    type: MusicRecording
    duration: PT4M12S
    duration ms: 252318
    explicit: false
    by artist: Yuzuki
    in album: Faint
      type: MusicAlbum
      date published: 2020-10-17
    isrc code: QZMEP2076872
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T20:09:45+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3c395b43a8debd4fedee11dbf39796cd573cfe26f2d087144194b2d0783a03ad
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958060
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958060
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEP2076872
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T20:39:42Z
    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 0x3c395b43a8debd4fedee11dbf39796cd573cfe26f2d087144194b2d0783a03ad. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/QZMEP2076872.
      date published: 2026-07-14T20:39:42Z
    audio: Faint
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.98
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
      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: winter
album: Long Live the Night
album: All Ashes and Illusions (Original Game Soundtrack)
album: It gets so lonely here (Game Soundtrack)
album: idempotency
album: the end of an obsession
album: the end of an obsession (game soundtrack)
album: Beneath the Bleeding Moon Original Soundtrack
album: Song of the Nymphs

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.32

Energy
type: PropertyValue
value: 0.54

Speechiness
type: PropertyValue
value: 0.04

Acousticness
type: PropertyValue
value: 0.365

Instrumentalness
type: PropertyValue
value: 0.017

Liveness
type: PropertyValue
value: 0.285

Valence (Positivity)
type: PropertyValue
value: 0.36

Loudness (dB)
type: PropertyValue
value: -9.568

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

winter
type: MusicAlbum
date published: 2020-11-21

Long Live the Night
type: MusicAlbum
date published: 2021-11-16

All Ashes and Illusions (Original Game Soundtrack)
type: MusicAlbum
date published: 2022-08-03

It gets so lonely here (Game Soundtrack)
type: MusicAlbum
date published: 2023-02-22

idempotency
type: MusicAlbum
date published: 2023-07-25

the end of an obsession
type: MusicAlbum
date published: 2024-10-28

the end of an obsession (game soundtrack)
type: MusicAlbum
date published: 2024-10-30

Beneath the Bleeding Moon Original Soundtrack
type: MusicAlbum
date published: 2025-06-17

Song of the Nymphs
type: MusicAlbum
date published: 2025-10-05