Riho Iida
type: MusicGroup
description: is a Japanese ex-child model-turned-actress, voice actress and singer. Her nickname is Rippi. Career Iida came into the spotlight when she was 11 years old, appearing on the Tensai Terebi Kun MAX (天
popularity: 12
followers: 10139
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additional property: CopyrightChainExplorerURL
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb18829b75dc6bde0860ab50118fa2406fdd5b53b255d8bafbe83b21290df6f2b. Chain 2 (Bitcoin): anchored in block 953812 (2026-06-15T17:06:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f692c02b-d165-45dd-8a8a-cc6668ad91b4.json and https://artists.proofprofile.net/proofs/artist/f692c02b-d165-45dd-8a8a-cc6668ad91b4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T17:06:52Z
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album: rippi-rippi
  type: MusicAlbum
  date published: 2015-07-29
album: rippi-rippi
  type: MusicAlbum
  date published: 2015-09-02
album: rippi-rippi
  type: MusicAlbum
  date published: 2015-09-02
album: rippi-rippi
  type: MusicAlbum
  date published: 2015-09-02
album: Rippi-Rippi
  type: MusicAlbum
  date published: 2015-09-02
album: KISS! KISS! KISS!
  type: MusicAlbum
  date published: 2016-01-13
album: ＫＩＳＳ！ ＫＩＳＳ！ ＫＩＳＳ！
  type: MusicAlbum
  date published: 2016-02-10
album: ＫＩＳＳ！ ＫＩＳＳ！ ＫＩＳＳ！
  type: MusicAlbum
  date published: 2016-02-10
album: Kiss! Kiss! Kiss!
  type: MusicAlbum
  date published: 2016-02-10
album: 片想い接近
  type: MusicAlbum
  date published: 2016-08-03
album: 片想い接近
  type: MusicAlbum
  date published: 2016-08-03
album: Kataomoi Sekkin
  type: MusicAlbum
  date published: 2016-08-03
album: 片想い接近
  type: MusicAlbum
  date published: 2016-08-03
album: rippi‐holic
  type: MusicAlbum
  date published: 2016-08-17
album: Rippi-Holic
  type: MusicAlbum
  date published: 2016-09-07
album: ｒｉｐｐｉ‐ｈｏｌｉｃ
  type: MusicAlbum
  date published: 2016-09-07
album: ｒｉｐｐｉ‐ｈｏｌｉｃ
  type: MusicAlbum
  date published: 2016-09-07
album: ｒｉｐｐｉ‐ｈｏｌｉｃ
  type: MusicAlbum
  date published: 2016-09-07
album: 青い炎シンドローム
  type: MusicAlbum
  date published: 2016-12-14
album: 青い炎シンドローム
  type: MusicAlbum
  date published: 2016-12-28
  track: 青い炎シンドローム
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    by artist: Riho Iida
    in album: 青い炎シンドローム
      type: MusicAlbum
      date published: 2016-12-28
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    additional property: OTSTimestamp
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    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 0x3bf67a989cd62879e2dc636958b12158502422228241a0cf4b401ec0efd96e7e. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/JPTK01611300.
      date published: 2026-07-06T01:25:57Z
    audio: 青い炎シンドローム
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Mode (Major/Minor)
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      additional property: Time Signature
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      additional property: Danceability
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      additional property: Energy
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      additional property: Speechiness
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      additional property: Instrumentalness
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      additional property: Liveness
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        value: C
      additional property: Mode Name
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album: 青い炎シンドローム
  type: MusicAlbum
  date published: 2016-12-28
album: Special days
  type: MusicAlbum
  date published: 2018-09-05
album: いつか世界が変わるまで
  type: MusicAlbum
  date published: 2018-11-07
album: いつか世界が変わるまで
  type: MusicAlbum
  date published: 2018-11-07
album: いつか世界が変わるまで
  type: MusicAlbum
  date published: 2019-06-01
album: Special days
  type: MusicAlbum
  date published: 2019-10-16
album: 20th Anniversary Album -rippihylosophy-
album: One Wish

20th Anniversary Album -rippihylosophy-
type: MusicAlbum
date published: 2019-12-04
track: いつか世界が変わるまで
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  by artist: Riho Iida
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    type: MusicAlbum
    date published: 2019-12-04
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPI01803070
  additional property: OTSTimestamp
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    value: 2026-07-16T12:57:01Z
  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 0xfa7aaedd833c5ac65911d7d1c80c59a43530ed4fa40b8c48f07215af3d6adc7f. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T12:57:01Z), 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/JPPI01803070.
    date published: 2026-07-16T12:57:01Z
  audio: いつか世界が変わるまで
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

20th Anniversary Album -rippihylosophy-
type: MusicAlbum
date published: 2019-12-04

20th Anniversary Album -rippihylosophy-
type: MusicAlbum
date published: 2019-12-04

One Wish
type: MusicAlbum
date published: 2021-02-10

One Wish
type: MusicAlbum
date published: 2021-02-10

One Wish
type: MusicAlbum
date published: 2021-02-10

One Wish
type: MusicAlbum
date published: 2021-02-10