YUZU
type: MusicGroup
genre: anime
genre: j-pop
popularity: 58
followers: 1947838
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
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 → block must exist at that height 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 0x5346f70118a2721f2b01171b4f56b7ef6e0f60dada1ba4cdaea01954c7569769. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7467256c-f84b-4598-b42b-d2ec3d2a4e34.json and https://artists.proofprofile.net/proofs/artist/7467256c-f84b-4598-b42b-d2ec3d2a4e34.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Zukan
  type: MusicAlbum
  date published: 2024-07-31
  track: Overture -harmonics-
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      type: MusicAlbum
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  track: Zukan
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    by artist: YUZU
    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
    isrc code: JPTF02416402
  track: Fukusenkaishu
    type: MusicRecording
    duration: PT3M5S
    duration ms: 185052
    explicit: false
    by artist: YUZU
    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
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    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0znPzsdpjGGbilt8SFBUmz
    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xed96ddb70f5db86e6c0839b67d41eb678c23ca813fffcff766818147fe6c85fe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0znPzsdpjGGbilt8SFBUmz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0znPzsdpjGGbilt8SFBUmz.
      date published: 2026-07-02T03:55:08Z
  track: Chururi
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    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
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  track: Hanakotodama
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    by artist: YUZU
    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
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  track: Frontier
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    by artist: YUZU
    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
    isrc code: JPTF02315902
  track: Tsugihagi
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    explicit: false
    by artist: YUZU
    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
    isrc code: JPTF02416405
  track: Subway
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    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
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  track: Jyujisei
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    in album: Zukan
      type: MusicAlbum
      date published: 2024-07-31
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  track: Interlude -harmonies-
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    in album: Zukan
      type: MusicAlbum
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  track: Beautiful
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      type: MusicAlbum
      date published: 2024-07-31
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    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day2 Red X All Stars
album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
album: YUZU Arena Tour 2022 People -Always with You-
album: YUZU Arena Tour 2022 Sees -Always With You-
album: Sees
album: People
album: Yuzutown
album: Big Yell
album: Yuzuiroha1997-2017
album: Towa
album: Shinsekai
album: Land
album: Yuzu You [2006-2011]
album: 2 -NI-
album: Yuzunomoto
album: Furusato
album: Wonderful World
album: Yuzunone 1997-2007 Disc-2 Ne
album: Yuzunone 1997-2007 Disc-1 Ne
album: Ribbon
album: Home [1997~2000]
album: Going [2001~2005]
album: 1 ~One~
album: Sumire
album: Yuzu More
album: Tobira
album: Yuzuen
album: Yuzuikka
album: Yuzuman
album: Natsuiro Sairoku
album: Fukusenkaishu
album: Chururi
album: Beautiful
album: Subway
album: Kimi Wo Omou
album: Ashita No Kimito
album: Always
album: Kikikaikai
album: Natsumonogatari
track: Eikouno Kakehashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Natsuiro - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Syubiduba - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Sonotokiniha - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Hajimarinobasho - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Yuenchi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Kyoukaisen - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Equal - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Manazashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Suru - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Tatta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Tomodachi No Uta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Sayonarabus - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Okuruuta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Ao - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Hibikigatari - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Shounen - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Beautiful - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Frontier - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
track: Overture -harmonics-

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/4gw400DoIn2yYwDI3MtvKX.json

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gw400DoIn2yYwDI3MtvKX

OTSTimestamp
type: PropertyValue
value: 2026-07-02T11:34:59Z

OTSCanonicalRecord
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OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacb3516e3f3480fe476ba0c609acfed8c8e9a5ae13fc27fe01540d66e058f4e6. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4gw400DoIn2yYwDI3MtvKX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gw400DoIn2yYwDI3MtvKX.
date published: 2026-07-02T11:34:59Z

Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day2 Red X All Stars
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date published: 2024-04-17
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    type: MusicAlbum
    date published: 2024-04-17
track: Uta Yell - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  by artist: YUZU
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    type: MusicAlbum
    date published: 2024-04-17
track: Koushikondou - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  duration: PT3M52S
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    type: MusicAlbum
    date published: 2024-04-17
track: From - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    type: MusicAlbum
    date published: 2024-04-17
track: Kanata - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day2 Red X All Stars
    type: MusicAlbum
    date published: 2024-04-17
track: Jiaiheno Tabiji - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  by artist: YUZU
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    type: MusicAlbum
    date published: 2024-04-17
track: Sakuragichou - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    type: MusicAlbum
    date published: 2024-04-17
track: Tatta - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  duration: PT4M53S
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    type: MusicAlbum
    date published: 2024-04-17
track: Yumenochizu - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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  duration: PT5M45S
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    type: MusicAlbum
    date published: 2024-04-17
track: Reason - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    date published: 2024-04-17
  isrc code: JPTF02405801
track: Kimi Wo Omou - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    date published: 2024-04-17
track: Amenochi Hallelujah - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    date published: 2024-04-17
track: Ultra Hibiki Party - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    date published: 2024-04-17
track: Shounen - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    date published: 2024-04-17
track: Natsuiro - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    type: MusicAlbum
    date published: 2024-04-17
track: Beautiful - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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    type: MusicAlbum
    date published: 2024-04-17
track: Frontier - YUZU Special Live 2023 Hibiki Day2 Red X All Stars
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Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
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date published: 2024-04-17
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    date published: 2024-04-17
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    date published: 2024-04-17
track: Eikouno Kakehashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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    type: MusicAlbum
    date published: 2024-04-17
track: Hajimarinobasho - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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  duration: PT3M19S
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  in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
    type: MusicAlbum
    date published: 2024-04-17
track: Yuenchi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215509
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  in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
    type: MusicAlbum
    date published: 2024-04-17
track: Kyoukaisen - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
  type: MusicRecording
  duration: PT5M35S
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    type: MusicAlbum
    date published: 2024-04-17
track: Equal - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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    date published: 2024-04-17
track: Manazashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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track: Suru - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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track: Tatta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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    type: MusicAlbum
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track: Tomodachi No Uta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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track: Sayonarabus - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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track: Okuruuta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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  isrc code: JPTF02001904
track: GreenGreen
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312277
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF01908301
track: Maboroshi
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276168
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF01816401
track: ~Yellow Town~
  type: MusicRecording
  duration: PT0M33S
  duration ms: 33530
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
track: Imasara
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254103
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF02001906
track: Furafura
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239663
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
track: Natsuhayate - Yz Ver.
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236066
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF02001908
track: ~Green Town~
  type: MusicRecording
  duration: PT0M17S
  duration ms: 17705
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
track: Muscat
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203270
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF01812101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T21:16:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe651f5804108bc14bb454a32f22728bbc0321e2208f13dfb605bfac4ae17a625
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4ggS1QHpxO6vOEp7Ihf59J.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ggS1QHpxO6vOEp7Ihf59J
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xe651f5804108bc14bb454a32f22728bbc0321e2208f13dfb605bfac4ae17a625. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ggS1QHpxO6vOEp7Ihf59J.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ggS1QHpxO6vOEp7Ihf59J.
    date published: 2026-07-02T03:55:08Z
track: Madamada
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287973
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
track: Kouendori
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229624
  explicit: false
  by artist: YUZU
  in album: Yuzutown
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPTF01809701

Big Yell
type: MusicAlbum
date published: 2018-04-04
track: Kiko Yell
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200013
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Tetote - Yz Ver.
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253043
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Equal
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272885
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01805603
track: Aikoso
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237205
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01706701
track: Canaria
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232829
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01706601
track: Tatta - Album Ver.
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245161
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01805604
track: Nichijyou
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266946
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01706702
track: Koi Hajikemashita
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216536
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01715201
track: Toryanse
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198983
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Kaze No Itazura
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194095
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Gaikokujin No Tomodachi
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169935
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Sonzai No Syoumei
  type: MusicRecording
  duration: PT5M17S
  duration ms: 317085
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
track: Uta Yell
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261454
  explicit: false
  by artist: YUZU
  in album: Big Yell
    type: MusicAlbum
    date published: 2018-04-04
  isrc code: JPTF01801601

Yuzuiroha1997-2017
type: MusicAlbum
date published: 2017-04-26
track: Natsuiro
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200920
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF09805101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T10:02:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4d5f6679e85e917f8991c7d55fb0c29aebc8a4a430b05eca149ad40182dbeb02
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2DRCkAf1Ll9NWX4iomgh9F.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2DRCkAf1Ll9NWX4iomgh9F
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4d5f6679e85e917f8991c7d55fb0c29aebc8a4a430b05eca149ad40182dbeb02. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2DRCkAf1Ll9NWX4iomgh9F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2DRCkAf1Ll9NWX4iomgh9F.
    date published: 2026-07-08T03:22:41Z
track: Sayonarabus
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221413
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF09900501
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T06:04:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5eacb696407a8ab32a77fe5f0e522ebe95f4b12bdab18a9ce0565c070dbc96a0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1aOnUCkgpCIY687ndWA7Pq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1aOnUCkgpCIY687ndWA7Pq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x5eacb696407a8ab32a77fe5f0e522ebe95f4b12bdab18a9ce0565c070dbc96a0. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1aOnUCkgpCIY687ndWA7Pq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1aOnUCkgpCIY687ndWA7Pq.
    date published: 2026-07-08T03:53:27Z
track: With You
  type: MusicRecording
  duration: PT5M28S
  duration ms: 328066
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF01207901
track: Eikouno Kakehashi
  type: MusicRecording
  duration: PT5M23S
  duration ms: 323000
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF00405601
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T03:36:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8545163c4936a85dc00958b6c1597ee008b1b9720859660774fcc8b9a68589d3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4emxUr5bdisI6yXgKVVv1S.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4emxUr5bdisI6yXgKVVv1S
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8545163c4936a85dc00958b6c1597ee008b1b9720859660774fcc8b9a68589d3","isrc":"JPTF00405601","name":"Eikouno Kakehashi","registered_at":"2026-06-06T03:36:43Z","spotify_id":"4emxUr5bdisI6yXgKVVv1S","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8545163c4936a85dc00958b6c1597ee008b1b9720859660774fcc8b9a68589d3. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4emxUr5bdisI6yXgKVVv1S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4emxUr5bdisI6yXgKVVv1S.
    date published: 2026-07-08T03:22:41Z
    text: {"copyright_id":"0x8545163c4936a85dc00958b6c1597ee008b1b9720859660774fcc8b9a68589d3","isrc":"JPTF00405601","name":"Eikouno Kakehashi","registered_at":"2026-06-06T03:36:43Z","spotify_id":"4emxUr5bdisI6yXgKVVv1S","type":"track"}
track: Okuruuta
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168853
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
track: Owaranai Uta
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215493
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF01503701
track: Amenochi Hallelujah
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272200
  explicit: false
  by artist: YUZU
  in album: Yuzuiroha1997-2017
    type: MusicAlbum
    date published: 2017-04-26
  isrc code: JPTF01314101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T05:54:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2wZt9TdmfNtZR0XzYJLwxj.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2wZt9TdmfNtZR0XzYJLwxj
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Love & Peach
track: Ichigo
track: Niji
track: Koi No Kayoubi
track: Tomo ~Tabidachinotoki~
track: Tobenaitori
track: Ola!!
track: Reason
track: Itsuka
track: Hikare
track: Choutokkyuu
track: Hyouriittai
track: Sakurae
track: Umakuienai
track: Karappo
track: Harukaze
track: Kakeru
track: Again2
track: Ao
track: Heiwa
track: Sakuragichou
track: Ametonamida
track: Sentimental
track: Irotoridori
track: Yesterday and Tomorrow
track: Shishkebab
track: Shounen
track: Shou
track: Hamo
track: Smile
track: Getsuyoubi No Shuumatsu
track: Mamotte Agetai
track: Ah Seishun No Hibi
track: Three Count
track: Story
track: Aitai
track: Yorokobinouta
track: Mataaeruhimade
track: Miagete Goran Yoru No Hoshi Wo ~Bokuranouta~
track: Tomodachi No Uta
track: Kanashimino Kasa - YUZU×SEKAI NO OWARI
track: Irotoridori - YUZU×Ikimonogakari
track: Sayonarabus - YUZU×back number

OTSTimestamp
type: PropertyValue
value: 2026-07-08T08:56:20Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429","isrc":"JPTF01314101","name":"Amenochi Hallelujah","registered_at":"2026-06-11T05:54:41Z","spotify_id":"2wZt9TdmfNtZR0XzYJLwxj","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2wZt9TdmfNtZR0XzYJLwxj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2wZt9TdmfNtZR0XzYJLwxj.
date published: 2026-07-08T08:56:20Z
text: {"copyright_id":"0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429","isrc":"JPTF01314101","name":"Amenochi Hallelujah","registered_at":"2026-06-11T05:54:41Z","spotify_id":"2wZt9TdmfNtZR0XzYJLwxj","type":"track"}

Love & Peach
type: MusicRecording
duration: PT4M19S
duration ms: 259252
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01198057
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:15:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0xjhgpMAHmcqiPaRiyE2Nn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xjhgpMAHmcqiPaRiyE2Nn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c","isrc":"JPTF01198057","name":"Love & Peach","registered_at":"2026-06-25T18:15:02Z","spotify_id":"0xjhgpMAHmcqiPaRiyE2Nn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0xjhgpMAHmcqiPaRiyE2Nn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xjhgpMAHmcqiPaRiyE2Nn.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c","isrc":"JPTF01198057","name":"Love & Peach","registered_at":"2026-06-25T18:15:02Z","spotify_id":"0xjhgpMAHmcqiPaRiyE2Nn","type":"track"}

Ichigo
type: MusicRecording
duration: PT4M20S
duration ms: 260226
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00904101

Niji
type: MusicRecording
duration: PT5M23S
duration ms: 323173
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00905601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:00:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e993321bf2891e92ed8b85cfe5f57eb1d96c3bcc599191955f89159bcf8a5c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4MFEhcLDXIxvapakqifgug.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4MFEhcLDXIxvapakqifgug
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8e993321bf2891e92ed8b85cfe5f57eb1d96c3bcc599191955f89159bcf8a5c0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4MFEhcLDXIxvapakqifgug.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4MFEhcLDXIxvapakqifgug.
  date published: 2026-07-08T03:20:19Z

Koi No Kayoubi
type: MusicRecording
duration: PT4M13S
duration ms: 253893
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00200301

Tomo ~Tabidachinotoki~
type: MusicRecording
duration: PT4M36S
duration ms: 276266
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Tobenaitori
type: MusicRecording
duration: PT4M31S
duration ms: 271400
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00011701

Ola!!
type: MusicRecording
duration: PT3M25S
duration ms: 205333
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01501901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:45:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x35c64cf56c3532a93770e151645d556d7ab43879560f60e2f1976435f243f812
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5ABFK6R6Yd2b2lNfUsJP4f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ABFK6R6Yd2b2lNfUsJP4f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x35c64cf56c3532a93770e151645d556d7ab43879560f60e2f1976435f243f812. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ABFK6R6Yd2b2lNfUsJP4f.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ABFK6R6Yd2b2lNfUsJP4f.
  date published: 2026-07-08T03:53:27Z

Reason
type: MusicRecording
duration: PT5M3S
duration ms: 303880
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01218801
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:56:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba3805eb8016eae2b2d7f4b4a8d25b72c5b7b47f67d7456ff936a1db6ecb0241
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/51ZKt9BFcqugXCVr34kSQy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51ZKt9BFcqugXCVr34kSQy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xba3805eb8016eae2b2d7f4b4a8d25b72c5b7b47f67d7456ff936a1db6ecb0241. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/51ZKt9BFcqugXCVr34kSQy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51ZKt9BFcqugXCVr34kSQy.
  date published: 2026-06-13T17:25:41Z

Itsuka
type: MusicRecording
duration: PT5M14S
duration ms: 314706
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF09814501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:57:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9c4368e5750e4732660684e94a011b97a7d17a804ba21a4a143ac719249bab00
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7L5a4zUAX3SJm5XEBJFSPS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7L5a4zUAX3SJm5XEBJFSPS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9c4368e5750e4732660684e94a011b97a7d17a804ba21a4a143ac719249bab00. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7L5a4zUAX3SJm5XEBJFSPS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7L5a4zUAX3SJm5XEBJFSPS.
  date published: 2026-07-08T03:20:19Z

Hikare
type: MusicRecording
duration: PT4M34S
duration ms: 274226
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Choutokkyuu
type: MusicRecording
duration: PT4M42S
duration ms: 282640
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Hyouriittai
type: MusicRecording
duration: PT5M36S
duration ms: 336200
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01318201
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:58:11+00:00

Sakurae
type: MusicRecording
duration: PT4M26S
duration ms: 266293
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Umakuienai
type: MusicRecording
duration: PT4M39S
duration ms: 279280
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Karappo
type: MusicRecording
duration: PT4M5S
duration ms: 245333
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF09810901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:05:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7ac1693fd62356f53bb846bc385f9aa05bf3de353a90c065b7811d3c6240d913
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3RSvhfJWBFQiF1Qh3wx2aT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RSvhfJWBFQiF1Qh3wx2aT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7ac1693fd62356f53bb846bc385f9aa05bf3de353a90c065b7811d3c6240d913. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3RSvhfJWBFQiF1Qh3wx2aT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RSvhfJWBFQiF1Qh3wx2aT.
  date published: 2026-07-08T03:22:41Z

Harukaze
type: MusicRecording
duration: PT4M45S
duration ms: 285320
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Kakeru
type: MusicRecording
duration: PT4M22S
duration ms: 262520
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Again2
type: MusicRecording
duration: PT4M0S
duration ms: 240426
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00200201

Ao
type: MusicRecording
duration: PT4M25S
duration ms: 265666
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Heiwa
type: MusicRecording
duration: PT5M19S
duration ms: 319786
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Sakuragichou
type: MusicRecording
duration: PT4M34S
duration ms: 274093
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00403901

Ametonamida
type: MusicRecording
duration: PT3M28S
duration ms: 208773
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Sentimental
type: MusicRecording
duration: PT4M51S
duration ms: 291813
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Irotoridori
type: MusicRecording
duration: PT3M23S
duration ms: 203626
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01219901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T18:03:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29bfedcc7b932e1b7b71dad7343e3e7657f0c7119bdb51e62b4f881996a91393
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/61BWQj8dZFvkViefjBz2OT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61BWQj8dZFvkViefjBz2OT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x29bfedcc7b932e1b7b71dad7343e3e7657f0c7119bdb51e62b4f881996a91393. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/61BWQj8dZFvkViefjBz2OT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61BWQj8dZFvkViefjBz2OT.
  date published: 2026-07-08T03:22:41Z

Yesterday and Tomorrow
type: MusicRecording
duration: PT4M35S
duration ms: 275586
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Shishkebab
type: MusicRecording
duration: PT4M40S
duration ms: 280640
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Shounen
type: MusicRecording
duration: PT2M36S
duration ms: 156626
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF09806602

Shou
type: MusicRecording
duration: PT5M35S
duration ms: 335066
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Hamo
type: MusicRecording
duration: PT4M51S
duration ms: 291800
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Smile
type: MusicRecording
duration: PT3M39S
duration ms: 219280
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00305602

Getsuyoubi No Shuumatsu
type: MusicRecording
duration: PT2M49S
duration ms: 169546
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Mamotte Agetai
type: MusicRecording
duration: PT6M14S
duration ms: 374066
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Ah Seishun No Hibi
type: MusicRecording
duration: PT4M23S
duration ms: 263293
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00003301

Three Count
type: MusicRecording
duration: PT3M29S
duration ms: 209946
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Story
type: MusicRecording
duration: PT4M44S
duration ms: 284306
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Aitai
type: MusicRecording
duration: PT4M55S
duration ms: 295520
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00902001

Yorokobinouta
type: MusicRecording
duration: PT5M23S
duration ms: 323920
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Mataaeruhimade
type: MusicRecording
duration: PT3M14S
duration ms: 194613
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF00206701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:20:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7400274f0f9247d6972be81405e2823edfe319885a281d7a64a1c8303b552df6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ZAFww2v7K7kr3O3Fhc7x9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZAFww2v7K7kr3O3Fhc7x9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7400274f0f9247d6972be81405e2823edfe319885a281d7a64a1c8303b552df6. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ZAFww2v7K7kr3O3Fhc7x9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZAFww2v7K7kr3O3Fhc7x9.
  date published: 2026-07-08T08:56:20Z

Miagete Goran Yoru No Hoshi Wo ~Bokuranouta~
type: MusicRecording
duration: PT5M42S
duration ms: 342053
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01609501

Tomodachi No Uta
type: MusicRecording
duration: PT5M8S
duration ms: 308906
explicit: false
by artist: YUZU
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF09909201

Kanashimino Kasa - YUZU×SEKAI NO OWARI
type: MusicRecording
duration: PT5M27S
duration ms: 327400
explicit: false
by artist: YUZU
by artist: SEKAI NO OWARI
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26

Irotoridori - YUZU×Ikimonogakari
type: MusicRecording
duration: PT3M32S
duration ms: 212893
explicit: false
by artist: YUZU
by artist: Ikimonogakari
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01702501

Sayonarabus - YUZU×back number
type: MusicRecording
duration: PT3M31S
duration ms: 211240
explicit: false
by artist: YUZU
by artist: back number
in album: Yuzuiroha1997-2017
  type: MusicAlbum
  date published: 2017-04-26
isrc code: JPTF01702601

Towa
type: MusicAlbum
date published: 2016-01-13
track: Opening Ceremony
  type: MusicRecording
  duration: PT0M36S
  duration ms: 36563
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Owaranai Uta
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221821
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
  isrc code: JPTF01514102
track: Kakeru
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268575
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
  isrc code: JPTF01503601
track: Misora
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301116
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Pocket
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271422
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Ta Ri Na I
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229018
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Ippai
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220093
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Itsumono Byouki
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164001
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Ola!!
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207534
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
  isrc code: JPTF01501901
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T15:45:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x35c64cf56c3532a93770e151645d556d7ab43879560f60e2f1976435f243f812
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6FVJc3JnfLvtpEtQC9FuXX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6FVJc3JnfLvtpEtQC9FuXX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x35c64cf56c3532a93770e151645d556d7ab43879560f60e2f1976435f243f812. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6FVJc3JnfLvtpEtQC9FuXX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6FVJc3JnfLvtpEtQC9FuXX.
    date published: 2026-06-13T15:41:10Z
track: Interlude ~Borderless Ticket~
  type: MusicRecording
  duration: PT1M40S
  duration ms: 100339
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Towa
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245699
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
  isrc code: JPTF01514108
track: Yuuyakegumo
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270458
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Ninin Sankyaku - Album Session
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228862
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13
track: Owarino Uta
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186399
  explicit: false
  by artist: YUZU
  in album: Towa
    type: MusicAlbum
    date published: 2016-01-13

Shinsekai
type: MusicAlbum
date published: 2014-02-19
track: Hikare
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273647
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01320201
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:39:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x00912853371349671ea4e9d496344ef70fac3150c661e065098c7cd72324fed8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4q1sUPJRBNyUlRLy14DQuN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4q1sUPJRBNyUlRLy14DQuN
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x00912853371349671ea4e9d496344ef70fac3150c661e065098c7cd72324fed8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4q1sUPJRBNyUlRLy14DQuN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4q1sUPJRBNyUlRLy14DQuN.
    date published: 2026-07-02T03:30:09Z
track: Amenochi Hallelujah
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271394
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01314101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T05:54:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1XbBRu8wqcP8DTEO41Byc1.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1XbBRu8wqcP8DTEO41Byc1
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429","isrc":"JPTF01314101","name":"Amenochi Hallelujah","registered_at":"2026-06-11T05:54:41Z","spotify_id":"1XbBRu8wqcP8DTEO41Byc1","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1XbBRu8wqcP8DTEO41Byc1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1XbBRu8wqcP8DTEO41Byc1.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x675f9217f613729c55ec91b7e56e8dd889928f481ed1a4117bda5334100ab429","isrc":"JPTF01314101","name":"Amenochi Hallelujah","registered_at":"2026-06-11T05:54:41Z","spotify_id":"1XbBRu8wqcP8DTEO41Byc1","type":"track"}
track: Yorokobinouta
  type: MusicRecording
  duration: PT5M24S
  duration ms: 324034
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01398076
track: Utopia
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223120
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01320301
track: Hyouriittai
  type: MusicRecording
  duration: PT5M36S
  duration ms: 336619
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01318201
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T06:58:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9ecbc2293f8344d7f667b02c31b666e3c871943215ea0e1e0eaf757b50e6cb9a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0v1vufjir4OE4iRckLMoLd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0v1vufjir4OE4iRckLMoLd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9ecbc2293f8344d7f667b02c31b666e3c871943215ea0e1e0eaf757b50e6cb9a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0v1vufjir4OE4iRckLMoLd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0v1vufjir4OE4iRckLMoLd.
    date published: 2026-06-13T12:47:07Z
track: Sugao No Mamade
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289425
  explicit: false
  by artist: YUZU
  in album: Shinsekai
    type: MusicAlbum
    date published: 2014-02-19
  isrc code: JPTF01320302
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T12:54:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x83d02855ae2773fc2dcf96df202a58f57e134ed68e94565cd29763b266d04858
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5wYKu67QSIarxRrQzxLRVo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wYKu67QSIarxRrQzxLRVo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x83d02855ae2773fc2dcf96df202a58f57e134ed68e94565cd29763b266d04858","isrc":"JPTF01320302","name":"Sugao No Mamade","registered_at":"2026-06-24T12:54:01Z","spotify_id":"5wYKu67QSIarxRrQzxLRVo","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
track: Shiawase No Teigi
track: Ultra Lover Soul
track: Retro Future
track: Interlude ~Old New World~
track: Hidamari
track: Tokorozawa
track: Mamotte Agetai
track: Yonken Douro
track: Tomo ~Tabidachinotoki~

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83d02855ae2773fc2dcf96df202a58f57e134ed68e94565cd29763b266d04858. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5wYKu67QSIarxRrQzxLRVo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wYKu67QSIarxRrQzxLRVo.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0x83d02855ae2773fc2dcf96df202a58f57e134ed68e94565cd29763b266d04858","isrc":"JPTF01320302","name":"Sugao No Mamade","registered_at":"2026-06-24T12:54:01Z","spotify_id":"5wYKu67QSIarxRrQzxLRVo","type":"track"}

Shiawase No Teigi
type: MusicRecording
duration: PT1M44S
duration ms: 104524
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320303

Ultra Lover Soul
type: MusicRecording
duration: PT4M8S
duration ms: 248290
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320304

Retro Future
type: MusicRecording
duration: PT3M24S
duration ms: 204220
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320305

Interlude ~Old New World~
type: MusicRecording
duration: PT0M43S
duration ms: 43816
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320306

Hidamari
type: MusicRecording
duration: PT3M59S
duration ms: 239293
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320307

Tokorozawa
type: MusicRecording
duration: PT2M56S
duration ms: 176994
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320308

Mamotte Agetai
type: MusicRecording
duration: PT6M14S
duration ms: 374328
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01314102

Yonken Douro
type: MusicRecording
duration: PT3M28S
duration ms: 208689
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01320309

Tomo ~Tabidachinotoki~
type: MusicRecording
duration: PT4M35S
duration ms: 275736
explicit: false
by artist: YUZU
in album: Shinsekai
  type: MusicAlbum
  date published: 2014-02-19
isrc code: JPTF01310701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:29:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9bfe8ae1436214946aaca4a04982280210ec6162cba7a23aa76b549f0516dcf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1wcTBOPPQC7Y1ZaqjLfKTO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1wcTBOPPQC7Y1ZaqjLfKTO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa9bfe8ae1436214946aaca4a04982280210ec6162cba7a23aa76b549f0516dcf","isrc":"JPTF01310701","name":"Tomo ~Tabidachinotoki~","registered_at":"2026-06-08T19:29:35Z","spotify_id":"1wcTBOPPQC7Y1ZaqjLfKTO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xa9bfe8ae1436214946aaca4a04982280210ec6162cba7a23aa76b549f0516dcf. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1wcTBOPPQC7Y1ZaqjLfKTO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1wcTBOPPQC7Y1ZaqjLfKTO.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa9bfe8ae1436214946aaca4a04982280210ec6162cba7a23aa76b549f0516dcf","isrc":"JPTF01310701","name":"Tomo ~Tabidachinotoki~","registered_at":"2026-06-08T19:29:35Z","spotify_id":"1wcTBOPPQC7Y1ZaqjLfKTO","type":"track"}

Land
type: MusicAlbum
date published: 2013-05-01
track: Reason
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304320
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01218801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T09:56:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xba3805eb8016eae2b2d7f4b4a8d25b72c5b7b47f67d7456ff936a1db6ecb0241
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4YgEwanzISFU4xa27saTux.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YgEwanzISFU4xa27saTux
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xba3805eb8016eae2b2d7f4b4a8d25b72c5b7b47f67d7456ff936a1db6ecb0241. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4YgEwanzISFU4xa27saTux.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YgEwanzISFU4xa27saTux.
    date published: 2026-06-13T17:25:41Z
track: Land
  type: MusicRecording
  duration: PT5M49S
  duration ms: 349786
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01304101
track: Irotoridori
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204000
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01219901
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T18:03:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x29bfedcc7b932e1b7b71dad7343e3e7657f0c7119bdb51e62b4f881996a91393
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0OsEbQk6OYppVg8jtnfWCu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OsEbQk6OYppVg8jtnfWCu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x29bfedcc7b932e1b7b71dad7343e3e7657f0c7119bdb51e62b4f881996a91393. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OsEbQk6OYppVg8jtnfWCu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OsEbQk6OYppVg8jtnfWCu.
    date published: 2026-07-02T03:55:08Z
track: Sabakuno Merry-go-round
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222173
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01304102
track: With You
  type: MusicRecording
  duration: PT5M27S
  duration ms: 327533
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01207901
track: Geranium
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271040
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01304103
track: Interlude"OHANASHI"
  type: MusicRecording
  duration: PT1M16S
  duration ms: 76680
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01304104
track: Love & Peach
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257680
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01198057
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T18:15:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6bvY82CKJvlxCKxR3e0ac0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6bvY82CKJvlxCKxR3e0ac0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c","isrc":"JPTF01198057","name":"Love & Peach","registered_at":"2026-06-25T18:15:02Z","spotify_id":"6bvY82CKJvlxCKxR3e0ac0","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6bvY82CKJvlxCKxR3e0ac0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6bvY82CKJvlxCKxR3e0ac0.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x7201a643be4c37e419d34529ff783fc542857dfe680d4a52dabc427b1d0b978c","isrc":"JPTF01198057","name":"Love & Peach","registered_at":"2026-06-25T18:15:02Z","spotify_id":"6bvY82CKJvlxCKxR3e0ac0","type":"track"}
track: Nagareboshi Kirari - Yuzu Version
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301706
  explicit: false
  by artist: YUZU
  in album: Land
    type: MusicAlbum
    date published: 2013-05-01
  isrc code: JPTF01304105
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Mata Ashita
track: Shou
track: Touei
track: Moonlight Parade

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T06:50:43+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xbff784f74e667cfe1885c7e596031628831a4603c6c25a0e3c9442ccbba51344

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953513

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/6EGkwdQkX89NafXMcfc3M9.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6EGkwdQkX89NafXMcfc3M9

OTSTimestamp
type: PropertyValue
value: 2026-06-13T12:47:07Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xbff784f74e667cfe1885c7e596031628831a4603c6c25a0e3c9442ccbba51344","isrc":"JPTF01304105","name":"Nagareboshi Kirari - Yuzu Version","registered_at":"2026-06-05T06:50:43Z","spotify_id":"6EGkwdQkX89NafXMcfc3M9","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbff784f74e667cfe1885c7e596031628831a4603c6c25a0e3c9442ccbba51344. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6EGkwdQkX89NafXMcfc3M9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6EGkwdQkX89NafXMcfc3M9.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0xbff784f74e667cfe1885c7e596031628831a4603c6c25a0e3c9442ccbba51344","isrc":"JPTF01304105","name":"Nagareboshi Kirari - Yuzu Version","registered_at":"2026-06-05T06:50:43Z","spotify_id":"6EGkwdQkX89NafXMcfc3M9","type":"track"}

Mata Ashita
type: MusicRecording
duration: PT4M52S
duration ms: 292493
explicit: false
by artist: YUZU
in album: Land
  type: MusicAlbum
  date published: 2013-05-01
isrc code: JPTF01211501

Shou
type: MusicRecording
duration: PT5M38S
duration ms: 338066
explicit: false
by artist: YUZU
in album: Land
  type: MusicAlbum
  date published: 2013-05-01
isrc code: JPTF01109001

Touei
type: MusicRecording
duration: PT4M30S
duration ms: 270466
explicit: false
by artist: YUZU
in album: Land
  type: MusicAlbum
  date published: 2013-05-01
isrc code: JPTF01304106

Moonlight Parade
type: MusicRecording
duration: PT4M18S
duration ms: 258026
explicit: false
by artist: YUZU
in album: Land
  type: MusicAlbum
  date published: 2013-05-01
isrc code: JPTF01304107

Yuzu You [2006-2011]
type: MusicAlbum
date published: 2012-04-25
track: Niji
  type: MusicRecording
  duration: PT5M25S
  duration ms: 325893
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
  isrc code: JPTF00905601
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T03:00:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8e993321bf2891e92ed8b85cfe5f57eb1d96c3bcc599191955f89159bcf8a5c0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7jsOy71a4Tt0p7tNJbZgV9.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7jsOy71a4Tt0p7tNJbZgV9
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8e993321bf2891e92ed8b85cfe5f57eb1d96c3bcc599191955f89159bcf8a5c0. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7jsOy71a4Tt0p7tNJbZgV9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7jsOy71a4Tt0p7tNJbZgV9.
    date published: 2026-06-13T13:32:09Z
track: Sakurae
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269360
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
  isrc code: JPTF00911101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T18:14:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x134bf2e116e5106a3af4d12076837d14459f0c3e7baf62177848ff192db2ddc9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6CvQWp9mUfK4jRAQKoNpk0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6CvQWp9mUfK4jRAQKoNpk0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x134bf2e116e5106a3af4d12076837d14459f0c3e7baf62177848ff192db2ddc9. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6CvQWp9mUfK4jRAQKoNpk0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6CvQWp9mUfK4jRAQKoNpk0.
    date published: 2026-07-02T11:34:59Z
track: Aitai
  type: MusicRecording
  duration: PT4M59S
  duration ms: 299720
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
  isrc code: JPTF00902001
track: Shishkebab
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283120
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Yesterday and Tomorrow
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279200
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Ichigo
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262213
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Ashita Tenkini Naare
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234986
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Story
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287360
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: From
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302786
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Jiaiheno Tabiji
  type: MusicRecording
  duration: PT5M25S
  duration ms: 325773
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Choutokkyuu
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285080
  explicit: false
  by artist: YUZU
  in album: Yuzu You [2006-2011]
    type: MusicAlbum
    date published: 2012-04-25
track: Harukaze
  type: MusicRecording
  duration: PT4M47S
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Eikouno Kakehashi [Symphonic Orchestra Version]
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T.W.L [Y.Z ver.]
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Yuzunomoto
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Yuzunone 1997-2007 Disc-2 Ne
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Yuzunone 1997-2007 Disc-1 Ne
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Ribbon
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Home [1997~2000]
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Going [2001~2005]
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1 ~One~
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  subject of: OpenTimestamps Proof of Existence
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Sumire
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  duration ms: 277666
  explicit: false
  by artist: YUZU
  in album: Sumire
    type: MusicAlbum
    date published: 2003-03-19
track: Mataaeruhimade
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195026
  explicit: false
  by artist: YUZU
  in album: Sumire
    type: MusicAlbum
    date published: 2003-03-19
  isrc code: JPTF00206701
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T04:20:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7400274f0f9247d6972be81405e2823edfe319885a281d7a64a1c8303b552df6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3cevL1Y1NBLfomUb4PTSej.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3cevL1Y1NBLfomUb4PTSej
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7400274f0f9247d6972be81405e2823edfe319885a281d7a64a1c8303b552df6. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3cevL1Y1NBLfomUb4PTSej.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3cevL1Y1NBLfomUb4PTSej.
    date published: 2026-07-02T03:30:09Z

Yuzu More
type: MusicAlbum
date published: 2002-03-06
track: Bokuno Mangano Syujinkou
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189800
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Mizoreyuki
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232960
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Dasking
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220666
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Kanabun
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225400
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Again2
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264240
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Boyaki Densha
  type: MusicRecording
  duration: PT5M28S
  duration ms: 328200
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Chokkei 5mm
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222866
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Honno Ichijikanmae
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246693
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Hajimeno Ippo
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206000
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Kisetsuhazure
  type: MusicRecording
  duration: PT5M7S
  duration ms: 307040
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Go Go Sauna
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262466
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Three Count
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214333
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
  isrc code: JPTF00103101
track: Muryoku
  type: MusicRecording
  duration: PT5M30S
  duration ms: 330000
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06
track: Humorous
  type: MusicRecording
  duration: PT5M41S
  duration ms: 341160
  explicit: false
  by artist: YUZU
  in album: Yuzu More
    type: MusicAlbum
    date published: 2002-03-06

Tobira
type: MusicAlbum
date published: 2000-11-01
track: Shiawaseno Tobira
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273226
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Hidamarinite
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204666
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Kamen Lighter
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210373
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Tobenaitori
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273826
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
  isrc code: JPTF00011701
track: Gasoline Stand
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309866
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Doko
  type: MusicRecording
  duration: PT6M5S
  duration ms: 365373
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Nee
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262933
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Ah Seishun No Hibi
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278560
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Kininaru Ki
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148600
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Shararan
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252240
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Atarashii Asa
  type: MusicRecording
  duration: PT5M6S
  duration ms: 306426
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
track: Kokoronomamani
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256239
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01
  isrc code: JPTF09911601
track: Gozenkujino Hitorigoto
  type: MusicRecording
  duration: PT7M5S
  duration ms: 425960
  explicit: false
  by artist: YUZU
  in album: Tobira
    type: MusicAlbum
    date published: 2000-11-01

Yuzuen
type: MusicAlbum
date published: 1999-10-14
track: En
  type: MusicRecording
  duration: PT0M40S
  duration ms: 40493
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
track: Hajimarinobasho
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203266
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09910302
track: Sayonarabus
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224333
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09900501
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T06:04:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5eacb696407a8ab32a77fe5f0e522ebe95f4b12bdab18a9ce0565c070dbc96a0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6uKeB0pDEif7gaEJZR1jgi.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6uKeB0pDEif7gaEJZR1jgi
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x5eacb696407a8ab32a77fe5f0e522ebe95f4b12bdab18a9ce0565c070dbc96a0. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6uKeB0pDEif7gaEJZR1jgi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6uKeB0pDEif7gaEJZR1jgi.
    date published: 2026-06-13T17:25:41Z
track: Bye Bye
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263400
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
track: Sentimental
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294173
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09907001
track: Houteisiki Ni
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210600
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
track: Itsuka
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316933
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09814501
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:57:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9c4368e5750e4732660684e94a011b97a7d17a804ba21a4a143ac719249bab00
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7alOoDXhQnIFumU79MmrWZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7alOoDXhQnIFumU79MmrWZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9c4368e5750e4732660684e94a011b97a7d17a804ba21a4a143ac719249bab00. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7alOoDXhQnIFumU79MmrWZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7alOoDXhQnIFumU79MmrWZ.
    date published: 2026-07-02T05:09:12Z
track: Over
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229293
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09910305
track: Boukansha
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238573
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
track: Haizaranouekara
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321066
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
track: Karappo
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247133
  explicit: false
  by artist: YUZU
  in album: Yuzuen
    type: MusicAlbum
    date published: 1999-10-14
  isrc code: JPTF09810901
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:05:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7ac1693fd62356f53bb846bc385f9aa05bf3de353a90c065b7811d3c6240d913
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956351
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3JdT4mrbyd24TiDbcEMWjp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3JdT4mrbyd24TiDbcEMWjp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Mirenka
track: Owaranaieiga
track: Kanashimino Kasa
track: Tomodachi No Uta

OTSCanonicalRecord
type: PropertyValue

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ac1693fd62356f53bb846bc385f9aa05bf3de353a90c065b7811d3c6240d913. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3JdT4mrbyd24TiDbcEMWjp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3JdT4mrbyd24TiDbcEMWjp.
date published: 2026-07-02T11:38:34Z

Mirenka
type: MusicRecording
duration: PT4M32S
duration ms: 272266
explicit: false
by artist: YUZU
in album: Yuzuen
  type: MusicAlbum
  date published: 1999-10-14

Owaranaieiga
type: MusicRecording
duration: PT2M31S
duration ms: 151133
explicit: false
by artist: YUZU
in album: Yuzuen
  type: MusicAlbum
  date published: 1999-10-14

Kanashimino Kasa
type: MusicRecording
duration: PT4M45S
duration ms: 285226
explicit: false
by artist: YUZU
in album: Yuzuen
  type: MusicAlbum
  date published: 1999-10-14

Tomodachi No Uta
type: MusicRecording
duration: PT5M9S
duration ms: 309040
explicit: false
by artist: YUZU
in album: Yuzuen
  type: MusicAlbum
  date published: 1999-10-14
isrc code: JPTF09909201

Yuzuikka
type: MusicAlbum
date published: 1998-07-23
track: Yojigofun
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149760
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806601
track: Shounen
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160173
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806602
track: Ijou
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229160
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
track: Natsuiro
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202933
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09805101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T10:02:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4d5f6679e85e917f8991c7d55fb0c29aebc8a4a430b05eca149ad40182dbeb02
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4PdYyw2zDCNdmrlBKcNP9K.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PdYyw2zDCNdmrlBKcNP9K
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4d5f6679e85e917f8991c7d55fb0c29aebc8a4a430b05eca149ad40182dbeb02. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4PdYyw2zDCNdmrlBKcNP9K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PdYyw2zDCNdmrlBKcNP9K.
    date published: 2026-06-13T12:47:07Z
track: Tegami
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242706
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
track: Kokoronooto
  type: MusicRecording
  duration: PT5M20S
  duration ms: 320960
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806605
track: Ametonamida
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211040
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806606
track: Kyojo
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190760
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806607
track: Sourou
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189333
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
track: Getsuyoubino Syumatsu
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172773
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806609
track: Gaitou
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190493
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
track: Nekojarashi
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248106
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806611
track: Okuruuta
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172026
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09805103
track: Kyoukaisen
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321066
  explicit: false
  by artist: YUZU
  in album: Yuzuikka
    type: MusicAlbum
    date published: 1998-07-23
  isrc code: JPTF09806612

Yuzuman
type: MusicAlbum
date published: 1998-02-21
track: Tokorode
  type: MusicRecording
  duration: PT2M6S
  duration ms: 126866
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
  isrc code: JPTF09715601
track: Haruzou
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145066
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
track: Yuenchi
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213066
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
track: Nanimonai
  type: MusicRecording
  duration: PT5M18S
  duration ms: 318400
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
  isrc code: JPTF09715604
track: Kazemakase
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248960
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
  isrc code: JPTF09715605
track: Ikou
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174973
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21
  isrc code: JPTF09715606
track: Syubiduba
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312066
  explicit: false
  by artist: YUZU
  in album: Yuzuman
    type: MusicAlbum
    date published: 1998-02-21

Natsuiro Sairoku
type: MusicAlbum
date published: 2024-07-17
track: Natsuiro Sairoku
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194892
  explicit: false
  by artist: YUZU
  in album: Natsuiro Sairoku
    type: MusicAlbum
    date published: 2024-07-17
  isrc code: JPTF02416901

Fukusenkaishu
type: MusicAlbum
date published: 2024-07-17
track: Fukusenkaishu
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185052
  explicit: false
  by artist: YUZU
  in album: Fukusenkaishu
    type: MusicAlbum
    date published: 2024-07-17
  isrc code: JPTF02416403
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T20:49:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xed96ddb70f5db86e6c0839b67d41eb678c23ca813fffcff766818147fe6c85fe
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/134UlDdssPutUtbszsOBzj.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/134UlDdssPutUtbszsOBzj
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xed96ddb70f5db86e6c0839b67d41eb678c23ca813fffcff766818147fe6c85fe. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/134UlDdssPutUtbszsOBzj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/134UlDdssPutUtbszsOBzj.
    date published: 2026-07-08T08:56:20Z

Chururi
type: MusicAlbum
date published: 2024-05-15
track: Chururi
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231480
  explicit: false
  by artist: YUZU
  in album: Chururi
    type: MusicAlbum
    date published: 2024-05-15
  isrc code: JPTF02409901

Beautiful
type: MusicAlbum
date published: 2023-08-23
track: Beautiful
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234919
  explicit: false
  by artist: YUZU
  in album: Beautiful
    type: MusicAlbum
    date published: 2023-08-23
  isrc code: JPTF02315901
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T18:14:20+00:00
track: Frontier
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242865
  explicit: false
  by artist: YUZU
  in album: Beautiful
    type: MusicAlbum
    date published: 2023-08-23
  isrc code: JPTF02315902

Subway
type: MusicAlbum
date published: 2023-06-21
track: Subway
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196463
  explicit: false
  by artist: YUZU
  in album: Subway
    type: MusicAlbum
    date published: 2023-06-21
  isrc code: JPTF02312101

Kimi Wo Omou
type: MusicAlbum
date published: 2022-06-15
track: Kimi Wo Omou
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264052
  explicit: false
  by artist: YUZU
  in album: Kimi Wo Omou
    type: MusicAlbum
    date published: 2022-06-15
  isrc code: JPTF02214801

Ashita No Kimito
type: MusicAlbum
date published: 2022-05-18
track: Ashita No Kimito
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225959
  explicit: false
  by artist: YUZU
  in album: Ashita No Kimito
    type: MusicAlbum
    date published: 2022-05-18
  isrc code: JPTF02213301

Always
type: MusicAlbum
date published: 2022-03-16
track: Always
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289410
  explicit: false
  by artist: YUZU
  in album: Always
    type: MusicAlbum
    date published: 2022-03-16
  isrc code: JPTF02202806

Kikikaikai
type: MusicAlbum
date published: 2021-11-10
track: Kikikaikai
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197234
  explicit: false
  by artist: YUZU
  in album: Kikikaikai
    type: MusicAlbum
    date published: 2021-11-10
  isrc code: JPTF02129301
track: Kikikaikai - Instrumental
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197234
  explicit: false
  by artist: YUZU
  in album: Kikikaikai
    type: MusicAlbum
    date published: 2021-11-10

Natsumonogatari
type: MusicAlbum
date published: 2021-06-02
track: Natsumonogatari
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274474
  explicit: false
  by artist: YUZU
  in album: Natsumonogatari
    type: MusicAlbum
    date published: 2021-06-02
  isrc code: JPTF02110601
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T22:40:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xea3f91339271552590a242876c612c80238e6899cd3dc41954d6a521b9789796
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0dIgvjbCVI2BMf8qYiRn6s.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dIgvjbCVI2BMf8qYiRn6s
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xea3f91339271552590a242876c612c80238e6899cd3dc41954d6a521b9789796. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0dIgvjbCVI2BMf8qYiRn6s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dIgvjbCVI2BMf8qYiRn6s.
    date published: 2026-07-08T03:53:27Z

Eikouno Kakehashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT5M45S
duration ms: 345397
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Natsuiro - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT7M41S
duration ms: 461703
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Syubiduba - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT2M25S
duration ms: 145265
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Sonotokiniha - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT4M12S
duration ms: 252625
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Hajimarinobasho - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT3M19S
duration ms: 199208
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Yuenchi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT3M35S
duration ms: 215509
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Kyoukaisen - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT5M35S
duration ms: 335512
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Equal - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT5M7S
duration ms: 307446
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Manazashi - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT4M0S
duration ms: 240862
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Suru - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT6M2S
duration ms: 362522
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
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Tatta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT4M28S
duration ms: 268861
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
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  date published: 2024-04-17

Tomodachi No Uta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT5M44S
duration ms: 344826
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
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  date published: 2024-04-17

Sayonarabus - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT3M40S
duration ms: 220946
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
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  date published: 2024-04-17

Okuruuta - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT4M59S
duration ms: 299497
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Ao - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT4M44S
duration ms: 284686
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Hibikigatari - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
type: MusicRecording
duration: PT13M34S
duration ms: 814541
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Shounen - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT4M28S
duration ms: 268666
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Beautiful - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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duration: PT5M44S
duration ms: 344341
explicit: false
by artist: YUZU
in album: Yuzu Special Live 2023 Hibiki in K-Arena Yokohama Day1 Blue X Futari
  type: MusicAlbum
  date published: 2024-04-17

Frontier - YUZU Special Live 2023 Hibiki Day1 Blue X Futari
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Overture -harmonics-
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