Masanori Ikeda
type: MusicGroup
genre: city pop
genre: kayokyoku
description: is a Japanese actor, singer, and voice actor. He is best known for playing Shishio Makoto in the anime Rurouni Kenshin. Filmography Television animation 1980s Kimagure Orange Road (1987) – "Night o
popularity: 19
followers: 2005
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  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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  date published: 2026-06-15T11:57:35Z
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album: ＱＵＡＲＴＥＲＢＡＣＫ
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  date published: 1987-10-21
  track: SHADOW DANCER
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    by artist: Masanori Ikeda
    in album: ＱＵＡＲＴＥＲＢＡＣＫ
      type: MusicAlbum
      date published: 1987-10-21
    genre: city pop
    genre: kayokyoku
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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
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      date published: 2026-07-03T21:18:05Z
    audio: SHADOW DANCER
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      additional property: Danceability
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      additional property: Speechiness
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album: ＮＡＴＵＲＡＬ ２２
  type: MusicAlbum
  date published: 1988-09-07
album: 風の中のＴｏｋｙｏ
  type: MusicAlbum
  date published: 1989-04-12
album: ＺＥＲＯ ＰＯＩＮＴ～池田政典ＢＥＳＴ ＣＯＬＬＥＣＴＩＯＮ
  type: MusicAlbum
  date published: 1989-07-05
  track: 危険なトライアングル
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    by artist: Masanori Ikeda
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      type: MusicAlbum
      date published: 1989-07-05
    genre: city pop
    genre: kayokyoku
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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
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      date published: 2026-07-04T11:19:20Z
    audio: 危険なトライアングル
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  track: ハートブレイカーは踊れない
album: ZERO POINT ～ 池田政典BEST COLLECTION
album: Sugar Babe
album: BEST NOW
album: MYSTERY DANCER
album: ベスト ナウ
album: Rollerskate Dream2 Remixes
album: Afro Tipsy
track: NIGHT OF SUMMER SIDE

Speechiness
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Acousticness
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value: 0.059

Instrumentalness
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Liveness
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Valence (Positivity)
type: PropertyValue
value: 0.973

Loudness (dB)
type: PropertyValue
value: -10.283

Key Name
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value: A

Mode Name
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value: Minor

ハートブレイカーは踊れない
type: MusicRecording
duration: PT4M1S
duration ms: 241266
explicit: false
by artist: Masanori Ikeda
in album: ＺＥＲＯ ＰＯＩＮＴ～池田政典ＢＥＳＴ ＣＯＬＬＥＣＴＩＯＮ
  type: MusicAlbum
  date published: 1989-07-05
genre: city pop
genre: kayokyoku
isrc code: JPTO08837270
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37b6c38f76ebcf7fa94e024335d21388afbb817c54142ed527798d79cad2c41f. 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/JPTO08837270.
  date published: 2026-07-06T01:25:57Z
audio: ハートブレイカーは踊れない
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  additional property: Tempo (BPM)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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    type: PropertyValue
    value: 0.453
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  additional property: Valence (Positivity)
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  additional property: Key Name
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ZERO POINT ～ 池田政典BEST COLLECTION
type: MusicAlbum
date published: 1989-07-05

Sugar Babe
type: MusicAlbum
date published: 1989-11-15

BEST NOW
type: MusicAlbum
date published: 1989-12-13

MYSTERY DANCER
type: MusicAlbum
date published: 1990-05-30

ベスト ナウ
type: MusicAlbum
date published: 1990-11-14

Rollerskate Dream2 Remixes
type: MusicAlbum
date published: 2007-03-30

Afro Tipsy
type: MusicAlbum
date published: 2015-04-26

NIGHT OF SUMMER SIDE
type: MusicRecording
duration: PT4M5S
duration ms: 245800
explicit: false
by artist: Masanori Ikeda
in album: CITY POP SUMMER
  type: MusicAlbum
  date published: 2022-06-23
isrc code: JPTO08734420
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-08T03:22:41Z
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 0xc4c66283ccda391ea0d22d325bdecec60e74a1479395e23d99cc244243bf7486. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/JPTO08734420.
  date published: 2026-07-08T03:22:41Z
audio: NIGHT OF SUMMER SIDE
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    value: 5
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    value: 0.863
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    type: PropertyValue
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