Kohsey Oda
type: MusicGroup
genre: japanese indie
popularity: 3
followers: 782
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe93037e6ed749dc3518a8ff89e47a8ddc002ad5668c399ba842fc96309e2640a
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/70dadd81-0df4-48a0-acf1-51043ab239b4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/70dadd81-0df4-48a0-acf1-51043ab239b4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/70dadd81-0df4-48a0-acf1-51043ab239b4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe93037e6ed749dc3518a8ff89e47a8ddc002ad5668c399ba842fc96309e2640a","name":"Kohsey Oda","registered_at":"2026-06-17T04:57:55Z","symbol":"NIM1288166","token_address":"0xb64e2904a03223d51bfe508e36d9742c6bbfbf7c","type":"artist","uuid":"70dadd81-0df4-48a0-acf1-51043ab239b4"}
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 0xe93037e6ed749dc3518a8ff89e47a8ddc002ad5668c399ba842fc96309e2640a. 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/70dadd81-0df4-48a0-acf1-51043ab239b4.json and https://artists.proofprofile.net/proofs/artist/70dadd81-0df4-48a0-acf1-51043ab239b4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xe93037e6ed749dc3518a8ff89e47a8ddc002ad5668c399ba842fc96309e2640a","name":"Kohsey Oda","registered_at":"2026-06-17T04:57:55Z","symbol":"NIM1288166","token_address":"0xb64e2904a03223d51bfe508e36d9742c6bbfbf7c","type":"artist","uuid":"70dadd81-0df4-48a0-acf1-51043ab239b4"}
album: 発明
  type: MusicAlbum
  date published: 2008-11-08
album: 発明
  type: MusicAlbum
  date published: 2008-11-08
album: Hatsumei
  type: MusicAlbum
  date published: 2008-11-08
album: チグハグソングス
  type: MusicAlbum
  date published: 2014-03-29
album: チグハグソングス
  type: MusicAlbum
  date published: 2014-03-29
album: Chighag Songs
  type: MusicAlbum
  date published: 2014-03-29
album: 窓部屋音楽集
  type: MusicAlbum
  date published: 2015-08-07
album: 窓部屋音楽集
  type: MusicAlbum
  date published: 2015-08-07
album: まるかいてちょん 2
  type: MusicAlbum
  date published: 2018-07-18
album: Marukaite Chon 2
  type: MusicAlbum
  date published: 2018-07-18
album: まるかいてちょん 2
  type: MusicAlbum
  date published: 2018-07-18
album: ほうれんそう
  type: MusicAlbum
  date published: 2020-12-26
album: ほうれんそう
  type: MusicAlbum
  date published: 2020-12-26
album: Hoh Ren Soh
  type: MusicAlbum
  date published: 2020-12-26
album: これな〜んだ？
  type: MusicAlbum
  date published: 2021-01-30
album: What's This?
  type: MusicAlbum
  date published: 2021-01-30
album: いとま
  type: MusicAlbum
  date published: 2022-04-14
album: 窓部屋音楽集２
  type: MusicAlbum
  date published: 2023-08-18
album: たのしかったです
  type: MusicAlbum
  date published: 2025-09-24