Rioka Kanda
type: MusicGroup
description: Rioka Kanda (神田 莉緒香 Kanda Rioka, born 26 March 1992) is a Japanese singer-songwriter, radio personality, and actress from Urayasu City in Chiba Prefecture, Japan. Career After moving on from Goose ho
popularity: 6
followers: 2237
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8cf1e4c197409bc547ccd76b8d9b7696bf433760f9538e95c37203d5f7e9174a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954659
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954659
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T06:14:42Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8cf1e4c197409bc547ccd76b8d9b7696bf433760f9538e95c37203d5f7e9174a","name":"Rioka Kanda","registered_at":"2026-06-21T05:19:22Z","symbol":"NIM1831783","token_address":"0xc56d901f081fa3885783a4b95a975ee669b5fb63","type":"artist","uuid":"dd4d47df-bef5-4b53-8ead-91b265ba3375"}
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 0x8cf1e4c197409bc547ccd76b8d9b7696bf433760f9538e95c37203d5f7e9174a. Chain 2 (Bitcoin): anchored in block 954659 (2026-06-21T06:14:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.json and https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T06:14:42Z
  text: {"copyright_id":"0x8cf1e4c197409bc547ccd76b8d9b7696bf433760f9538e95c37203d5f7e9174a","name":"Rioka Kanda","registered_at":"2026-06-21T05:19:22Z","symbol":"NIM1831783","token_address":"0xc56d901f081fa3885783a4b95a975ee669b5fb63","type":"artist","uuid":"dd4d47df-bef5-4b53-8ead-91b265ba3375"}
album: boyfriend? (2020 Remastered)
  type: MusicAlbum
  date published: 2013-04-12
album: Twilight (2020 Remastered)
  type: MusicAlbum
  date published: 2013-07-10
album: Wonderful World (2020 Remastered)
  type: MusicAlbum
  date published: 2014-04-16
album: SetsuNatsu (2020 Remastered)
  type: MusicAlbum
  date published: 2014-08-06
album: TOKYO / OSAKA
  type: MusicAlbum
  date published: 2015-05-20
album: 星 / いっぱいいっぱい / Welcome to the music (2020 Remastered)
  type: MusicAlbum
  date published: 2015-08-19
album: 走れハリネズミ
  type: MusicAlbum
  date published: 2016-08-31
album: さいごに
  type: MusicAlbum
  date published: 2016-10-12
album: 大きくて小さい世界
  type: MusicAlbum
  date published: 2016-11-09
album: ACCELERATOR
  type: MusicAlbum
  date published: 2017-06-07
album: 愛と叫びたいんだ
  type: MusicAlbum
  date published: 2017-08-23
album: 花びらの波 (Strings Ver.)
  type: MusicAlbum
  date published: 2018-03-28
album: HANABIRANO NAMI (strings ver.)
  type: MusicAlbum
  date published: 2018-03-28
album: ハリネズミの針路
  type: MusicAlbum
  date published: 2018-06-27
album: ここから
  type: MusicAlbum
  date published: 2018-11-10
album: ここから
  type: MusicAlbum
  date published: 2018-11-15
album: Kokokara
  type: MusicAlbum
  date published: 2018-11-15
album: Shujinko ni narenakutemo
  type: MusicAlbum
  date published: 2019-03-27
album: 主人公になれなくても、
  type: MusicAlbum
  date published: 2019-03-27
album: 主人公になれなくても、
  type: MusicAlbum
  date published: 2019-03-27
album: 春にして君にうたう
  type: MusicAlbum
  date published: 2020-04-15
album: うたかたcircus
  type: MusicAlbum
  date published: 2020-05-16
album: SURVIVOR / up & down my heart
  type: MusicAlbum
  date published: 2022-07-06
album: sunday night bubble
  type: MusicAlbum
  date published: 2024-09-30
album: 愛ずらっと ワイズマート
  type: MusicAlbum
  date published: 2025-05-14