KEIZOmachine!
type: MusicGroup
genre: j-rap
popularity: 13
followers: 573
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb3e842136110bd5470598906b0efc5a6a47043a18b73a9b910faed59abd7eed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953778
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953778
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ba1b1664-6c85-4c77-88a9-1f81002afcfc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ba1b1664-6c85-4c77-88a9-1f81002afcfc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ba1b1664-6c85-4c77-88a9-1f81002afcfc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:57:35Z
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 0xcb3e842136110bd5470598906b0efc5a6a47043a18b73a9b910faed59abd7eed. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ba1b1664-6c85-4c77-88a9-1f81002afcfc.json and https://artists.proofprofile.net/proofs/artist/ba1b1664-6c85-4c77-88a9-1f81002afcfc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
album: Onsen Caliente (feat. Kumar Sublevao Beat)
  type: MusicAlbum
  date published: 2018-06-20
album: UPSIDEDOWN feat. VERBAL
  type: MusicAlbum
  date published: 2019-03-06
album: PUTIN feat. SHINGO★西成 & KIREEK
  type: MusicAlbum
  date published: 2019-06-12
album: 前やん feat. DOZAN11
  type: MusicAlbum
  date published: 2019-07-17
album: LLクールジャパン “由比ヶ浜海岸冬景色” (feat. Bose)
  type: MusicAlbum
  date published: 2020-05-01
album: LL COOL JAPAN "Winter Scenery of Yuigahama Beach" (feat. Bose)
  type: MusicAlbum
  date published: 2020-05-01
album: JANWARIYO - DHOAD (KEIZOmachine! Add Kic Remix)
  type: MusicAlbum
  date published: 2020-05-13
album: JANWARIYO - DHOAD (KEIZOmachine! Add Kic Remix)
  type: MusicAlbum
  date published: 2020-05-13
album: Wanna Eat Noodle (feat. 矢野顕子)
  type: MusicAlbum
  date published: 2020-05-20
album: Wanna Eat Noodle (feat. Akiko Yano)
  type: MusicAlbum
  date published: 2020-05-20
album: Sona ra button banna (KEIZOmachine! Summer Fresh Remix)
  type: MusicAlbum
  date published: 2020-06-27
album: Sona ra button banna (KEIZOmachine! Summer Fresh Remix)
  type: MusicAlbum
  date published: 2020-06-27
album: Bath Flow
  type: MusicAlbum
  date published: 2022-01-18
album: お風呂フロウ
  type: MusicAlbum
  date published: 2022-01-18