Uru
type: MusicGroup
genre: anime
genre: j-pop
popularity: 62
followers: 1060095
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x351466fb1fcff954e2fc11de2168091ce0d83ffe130cd277b52b9eb2650c4610. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4e76b7a8-7747-42b0-a035-fd3650938012.json and https://artists.proofprofile.net/proofs/artist/4e76b7a8-7747-42b0-a035-fd3650938012.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: 星の中の君
  type: MusicAlbum
  date published: 2016-05-16
  track: 星の中の君（MUSIC VIDEO）
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album: 星の中の君
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  track: WORKAHOLIC
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  track: すなお
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      date published: 2016-06-15
album: Hoshino Nakano Kimi - EP
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  date published: 2016-07-15
  track: 星の中の君
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      date published: 2016-07-15
  track: WORKAHOLIC -instrumental-
  track: すなお -instrumental-
album: The last rain
album: The Last Rain - EP
album: フリージア
album: Freesia
album: Shiawase No Uta - EP
album: しあわせの詩
album: 奇蹟
album: Kiseki
album: モノクローム (Special Edition)
album: モノクローム(Cover Complete Edition)
album: Monochrome
album: Orion Blue (Special Edition)
album: remember
album: Prologue
album: Remember
album: プロローグ
album: 願い
album: Negai
album: あなたがいることで
album: オリオンブルー (Special Edition)
album: オリオンブルー(Cover Complete Edition)
album: Break
album: Break／振り子
album: ファーストラヴ
album: Love Song
album: それを愛と呼ぶなら
album: そばにいるよ
album: 恋
album: コントラスト(Special Edition)
album: コントラスト(Cover Complete Edition)
album: 紙一重
album: 心得
album: 心得 / 紙一重
album: 振り子 - From THE FIRST TAKE
album: それを愛と呼ぶなら - From THE FIRST TAKE
album: 「君の幸せを」
album: アンビバレント
album: 奏（かなで）
album: 春 ～Destiny～
album: フィラメント
album: Never ends
album: 手紙
album: Never ends / 手紙
album: プラットフォーム
track: Binary Star
track: Binary Star_moll
track: Binary Star (Remastered)
track: プロローグ
track: 今 逢いに行く
track: あなたがいることで
track: space in the space
track: marry
track: 願い
track: Don't be afraid
track: 頑な
track: いい女
track: PUZZLE
track: Scenery
track: 横顔

WORKAHOLIC -instrumental-
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すなお -instrumental-
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The last rain
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The last rain
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track: ホントは、ね
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track: Sunny day hometown
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track: Sunny day hometown -instrumental-
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The last rain
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The Last Rain - EP
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フリージア
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フリージア
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track: 娘より
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track: No ｗay !!
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フリージア
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Freesia
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Shiawase No Uta - EP
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しあわせの詩
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しあわせの詩
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プロローグ
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プロローグ
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    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 0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68. 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/0PT1snBhKhTEC7wOpdJuBk.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/0PT1snBhKhTEC7wOpdJuBk.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68","isrc":"JPU901803358","name":"プロローグ","registered_at":"2026-06-05T14:42:30Z","spotify_id":"0PT1snBhKhTEC7wOpdJuBk","type":"track"}
track: 今 逢いに行く
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227253
  explicit: false
  by artist: Uru
  in album: オリオンブルー (Special Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000235
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T07:15:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e
  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/7fVZdd63NyxrmZJryzl6Np.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7fVZdd63NyxrmZJryzl6Np
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7fVZdd63NyxrmZJryzl6Np","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 0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e. 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/7fVZdd63NyxrmZJryzl6Np.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/7fVZdd63NyxrmZJryzl6Np.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7fVZdd63NyxrmZJryzl6Np","type":"track"}
track: あなたがいることで
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316453
  explicit: false
  by artist: Uru
  in album: オリオンブルー (Special Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000080
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T13:07:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54
  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/2AVbKUuvvzbPK6NIZZZvcY.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AVbKUuvvzbPK6NIZZZvcY
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"2AVbKUuvvzbPK6NIZZZvcY","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 0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54. 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/2AVbKUuvvzbPK6NIZZZvcY.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/2AVbKUuvvzbPK6NIZZZvcY.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"2AVbKUuvvzbPK6NIZZZvcY","type":"track"}
track: space in the space
  type: MusicRecording
  duration: PT4M48S
  duration ms: 288466
  explicit: false
  by artist: Uru
  in album: オリオンブルー (Special Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000236
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T22:55:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86
  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/7tzT5jqteizWn65VXnCxCl.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tzT5jqteizWn65VXnCxCl
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"7tzT5jqteizWn65VXnCxCl","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 0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86. 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/7tzT5jqteizWn65VXnCxCl.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/7tzT5jqteizWn65VXnCxCl.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"7tzT5jqteizWn65VXnCxCl","type":"track"}
track: marry
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273866
  explicit: false
  by artist: Uru
  in album: オリオンブルー (Special Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000237
  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: 願い
track: Don't be afraid
track: 頑な
track: いい女
track: PUZZLE
track: Scenery
track: 横顔
track: remember
track: Binary Star
track: 3月9日
track: Funny Bunny
track: 白日

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T19:24:36+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab

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/59HvQF7LFsycB73cn7gBqD.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59HvQF7LFsycB73cn7gBqD

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

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 0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab. 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/59HvQF7LFsycB73cn7gBqD.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/59HvQF7LFsycB73cn7gBqD.
date published: 2026-06-13T12:47:07Z

願い
type: MusicRecording
duration: PT5M2S
duration ms: 302053
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:34:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196
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/09X8UWBIHtSNIxOziNBkkZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/09X8UWBIHtSNIxOziNBkkZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"09X8UWBIHtSNIxOziNBkkZ","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 0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196. 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/09X8UWBIHtSNIxOziNBkkZ.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/09X8UWBIHtSNIxOziNBkkZ.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"09X8UWBIHtSNIxOziNBkkZ","type":"track"}

Don't be afraid
type: MusicRecording
duration: PT3M56S
duration ms: 236813
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T22:58:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2
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/2uBI4o5HMuW346QWUgj9Vf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uBI4o5HMuW346QWUgj9Vf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"2uBI4o5HMuW346QWUgj9Vf","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 0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2. 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/2uBI4o5HMuW346QWUgj9Vf.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/2uBI4o5HMuW346QWUgj9Vf.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"2uBI4o5HMuW346QWUgj9Vf","type":"track"}

頑な
type: MusicRecording
duration: PT4M39S
duration ms: 279946
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000239
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:42:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8
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/2RyISsSBtigV4mVgMjv0tK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RyISsSBtigV4mVgMjv0tK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"2RyISsSBtigV4mVgMjv0tK","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 0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8. 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/2RyISsSBtigV4mVgMjv0tK.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/2RyISsSBtigV4mVgMjv0tK.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"2RyISsSBtigV4mVgMjv0tK","type":"track"}

いい女
type: MusicRecording
duration: PT4M57S
duration ms: 297226
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000240
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T13:03:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee
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/2XpMdIAfq5GHSd2sBV0669.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XpMdIAfq5GHSd2sBV0669
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"2XpMdIAfq5GHSd2sBV0669","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 0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee. 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/2XpMdIAfq5GHSd2sBV0669.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/2XpMdIAfq5GHSd2sBV0669.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"2XpMdIAfq5GHSd2sBV0669","type":"track"}

PUZZLE
type: MusicRecording
duration: PT4M52S
duration ms: 292960
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901803359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:41:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613
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/1cfjQ35moKzzqHMdohNgWt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1cfjQ35moKzzqHMdohNgWt
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 0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613. 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/1cfjQ35moKzzqHMdohNgWt.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/1cfjQ35moKzzqHMdohNgWt.
  date published: 2026-07-02T03:30:09Z

Scenery
type: MusicRecording
duration: PT5M29S
duration ms: 329133
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:04:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c
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/3Lcr7mAkz2yi4FqFxDwGnI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Lcr7mAkz2yi4FqFxDwGnI
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 0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c. 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/3Lcr7mAkz2yi4FqFxDwGnI.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/3Lcr7mAkz2yi4FqFxDwGnI.
  date published: 2026-06-13T13:32:09Z

横顔
type: MusicRecording
duration: PT5M26S
duration ms: 326960
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000241
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:52:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67
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/4LdAuJRFkeQpm3jfVnYVyr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LdAuJRFkeQpm3jfVnYVyr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"4LdAuJRFkeQpm3jfVnYVyr","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 0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67. 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/4LdAuJRFkeQpm3jfVnYVyr.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/4LdAuJRFkeQpm3jfVnYVyr.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"4LdAuJRFkeQpm3jfVnYVyr","type":"track"}

remember
type: MusicRecording
duration: PT5M50S
duration ms: 350120
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901802750
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:39:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5
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/559BPTSuJ3FvdQb3Kq9VRQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/559BPTSuJ3FvdQb3Kq9VRQ
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 0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5. 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/559BPTSuJ3FvdQb3Kq9VRQ.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/559BPTSuJ3FvdQb3Kq9VRQ.
  date published: 2026-06-13T12:47:07Z

Binary Star
type: MusicRecording
duration: PT4M44S
duration ms: 284333
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901800581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab
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/4sN1TJ0ghlmNWnEkprfAHm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4sN1TJ0ghlmNWnEkprfAHm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"4sN1TJ0ghlmNWnEkprfAHm","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 0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab. 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/4sN1TJ0ghlmNWnEkprfAHm.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/4sN1TJ0ghlmNWnEkprfAHm.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"4sN1TJ0ghlmNWnEkprfAHm","type":"track"}

3月9日
type: MusicRecording
duration: PT4M39S
duration ms: 279506
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:02:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972
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/2OVmiRiKOIMF2ApqZ2Cqbx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OVmiRiKOIMF2ApqZ2Cqbx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"2OVmiRiKOIMF2ApqZ2Cqbx","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 0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972. 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/2OVmiRiKOIMF2ApqZ2Cqbx.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/2OVmiRiKOIMF2ApqZ2Cqbx.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"2OVmiRiKOIMF2ApqZ2Cqbx","type":"track"}

Funny Bunny
type: MusicRecording
duration: PT3M44S
duration ms: 224640
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000245
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:43:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8
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/1ESAiAprh8HqVpTHUbBwtH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ESAiAprh8HqVpTHUbBwtH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"1ESAiAprh8HqVpTHUbBwtH","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 0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8. 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/1ESAiAprh8HqVpTHUbBwtH.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/1ESAiAprh8HqVpTHUbBwtH.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"1ESAiAprh8HqVpTHUbBwtH","type":"track"}

白日
type: MusicRecording
duration: PT4M34S
duration ms: 274560
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901429
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:38:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0
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/2a7vBETPKnc51Xs1CYvq0E.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2a7vBETPKnc51Xs1CYvq0E
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0","isrc":"JPU901901429","name":"白日","registered_at":"2026-06-11T00:38:46Z","spotify_id":"2a7vBETPKnc51Xs1CYvq0E","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 0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0. 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/2a7vBETPKnc51Xs1CYvq0E.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/2a7vBETPKnc51Xs1CYvq0E.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0","isrc":"JPU901901429","name":"白日","registered_at":"2026-06-11T00:38:46Z","spotify_id":"2a7vBETPKnc51Xs1CYvq0E","type":"track"}

オリオンブルー(Cover Complete Edition)
type: MusicAlbum
date published: 2020-03-18
track: プロローグ
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301746
  explicit: false
  by artist: Uru
  in album: オリオンブルー(Cover Complete Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU901803358
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:42:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68
  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/7I563Ud3CyECOe0G1BmPNm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7I563Ud3CyECOe0G1BmPNm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68","isrc":"JPU901803358","name":"プロローグ","registered_at":"2026-06-05T14:42:30Z","spotify_id":"7I563Ud3CyECOe0G1BmPNm","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 0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68. 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/7I563Ud3CyECOe0G1BmPNm.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/7I563Ud3CyECOe0G1BmPNm.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68","isrc":"JPU901803358","name":"プロローグ","registered_at":"2026-06-05T14:42:30Z","spotify_id":"7I563Ud3CyECOe0G1BmPNm","type":"track"}
track: 3月9日
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279506
  explicit: false
  by artist: Uru
  in album: オリオンブルー(Cover Complete Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000242
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:02:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972
  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/3Rgubh32xnSOBEqO9E0H67.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Rgubh32xnSOBEqO9E0H67
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"3Rgubh32xnSOBEqO9E0H67","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 0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972. 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/3Rgubh32xnSOBEqO9E0H67.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/3Rgubh32xnSOBEqO9E0H67.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"3Rgubh32xnSOBEqO9E0H67","type":"track"}
track: カムフラージュ
  type: MusicRecording
  duration: PT5M26S
  duration ms: 326200
  explicit: false
  by artist: Uru
  in album: オリオンブルー(Cover Complete Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000243
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T21:53:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa3515c7f81cb0d0c02470fb0078054beb9bf9f543537cf0a71e49da2545aa95b
  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/7zMZTLvMn9Xf0dZHL1qPx8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7zMZTLvMn9Xf0dZHL1qPx8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa3515c7f81cb0d0c02470fb0078054beb9bf9f543537cf0a71e49da2545aa95b","isrc":"JPU902000243","name":"カムフラージュ","registered_at":"2026-06-19T21:53:01Z","spotify_id":"7zMZTLvMn9Xf0dZHL1qPx8","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 0xa3515c7f81cb0d0c02470fb0078054beb9bf9f543537cf0a71e49da2545aa95b. 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/7zMZTLvMn9Xf0dZHL1qPx8.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/7zMZTLvMn9Xf0dZHL1qPx8.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xa3515c7f81cb0d0c02470fb0078054beb9bf9f543537cf0a71e49da2545aa95b","isrc":"JPU902000243","name":"カムフラージュ","registered_at":"2026-06-19T21:53:01Z","spotify_id":"7zMZTLvMn9Xf0dZHL1qPx8","type":"track"}
track: 今 逢いに行く
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227253
  explicit: false
  by artist: Uru
  in album: オリオンブルー(Cover Complete Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU902000235
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T07:15:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e
  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/7l0q79KevWas6pFAjxpVbO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7l0q79KevWas6pFAjxpVbO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7l0q79KevWas6pFAjxpVbO","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 0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e. 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/7l0q79KevWas6pFAjxpVbO.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/7l0q79KevWas6pFAjxpVbO.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7l0q79KevWas6pFAjxpVbO","type":"track"}
track: 白日
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274560
  explicit: false
  by artist: Uru
  in album: オリオンブルー(Cover Complete Edition)
    type: MusicAlbum
    date published: 2020-03-18
  isrc code: JPU901901429
  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: あなたがいることで
track: このまま君だけを奪い去りたい
track: space in the space
track: marry
track: Funny Bunny
track: 願い
track: Pretender
track: Don't be afraid
track: 若者のすべて
track: 雪の華
track: 頑な
track: いい女
track: PUZZLE
track: Scenery
track: 横顔
track: remember
track: Binary Star

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-11T00:38:46+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956312

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956312

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/3DgI80dZzJCEVb3UhuRQqr.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3DgI80dZzJCEVb3UhuRQqr

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0","isrc":"JPU901901429","name":"白日","registered_at":"2026-06-11T00:38:46Z","spotify_id":"3DgI80dZzJCEVb3UhuRQqr","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 0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0. 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/3DgI80dZzJCEVb3UhuRQqr.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/3DgI80dZzJCEVb3UhuRQqr.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0xe3be3b710136a855d93f57c991ac571380b7927b7b702e3f8d22ad359d8e40a0","isrc":"JPU901901429","name":"白日","registered_at":"2026-06-11T00:38:46Z","spotify_id":"3DgI80dZzJCEVb3UhuRQqr","type":"track"}

あなたがいることで
type: MusicRecording
duration: PT5M16S
duration ms: 316453
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T13:07:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54
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/6xlZZIe0JM0OER6QCBazKd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xlZZIe0JM0OER6QCBazKd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"6xlZZIe0JM0OER6QCBazKd","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 0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54. 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/6xlZZIe0JM0OER6QCBazKd.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/6xlZZIe0JM0OER6QCBazKd.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"6xlZZIe0JM0OER6QCBazKd","type":"track"}

このまま君だけを奪い去りたい
type: MusicRecording
duration: PT4M35S
duration ms: 275466
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T22:46:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8d1928b462366503af90b708a6f124b5197c049a6e877e129fc65545ea7aec4
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/14ofRitag00WcU7gZOF9kd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14ofRitag00WcU7gZOF9kd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf8d1928b462366503af90b708a6f124b5197c049a6e877e129fc65545ea7aec4","isrc":"JPU902000244","name":"このまま君だけを奪い去りたい","registered_at":"2026-06-19T22:46:05Z","spotify_id":"14ofRitag00WcU7gZOF9kd","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 0xf8d1928b462366503af90b708a6f124b5197c049a6e877e129fc65545ea7aec4. 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/14ofRitag00WcU7gZOF9kd.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/14ofRitag00WcU7gZOF9kd.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xf8d1928b462366503af90b708a6f124b5197c049a6e877e129fc65545ea7aec4","isrc":"JPU902000244","name":"このまま君だけを奪い去りたい","registered_at":"2026-06-19T22:46:05Z","spotify_id":"14ofRitag00WcU7gZOF9kd","type":"track"}

space in the space
type: MusicRecording
duration: PT4M48S
duration ms: 288466
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:55:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86
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/3CadWgTh5AvoRv7CrjUQRj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3CadWgTh5AvoRv7CrjUQRj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"3CadWgTh5AvoRv7CrjUQRj","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 0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86. 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/3CadWgTh5AvoRv7CrjUQRj.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/3CadWgTh5AvoRv7CrjUQRj.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"3CadWgTh5AvoRv7CrjUQRj","type":"track"}

marry
type: MusicRecording
duration: PT4M33S
duration ms: 273866
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000237
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:24:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab
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/4qESkNeIxGvJpVDITN3sAL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4qESkNeIxGvJpVDITN3sAL
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 0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab. 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/4qESkNeIxGvJpVDITN3sAL.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/4qESkNeIxGvJpVDITN3sAL.
  date published: 2026-07-02T05:09:12Z

Funny Bunny
type: MusicRecording
duration: PT3M44S
duration ms: 224640
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000245
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:43:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8
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/7BOYyOa33RIhbZCE3b4x4a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BOYyOa33RIhbZCE3b4x4a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"7BOYyOa33RIhbZCE3b4x4a","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 0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8. 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/7BOYyOa33RIhbZCE3b4x4a.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/7BOYyOa33RIhbZCE3b4x4a.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"7BOYyOa33RIhbZCE3b4x4a","type":"track"}

願い
type: MusicRecording
duration: PT5M2S
duration ms: 302053
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:34:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196
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/3gyUHo8dN5G4GJIpja4GAn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gyUHo8dN5G4GJIpja4GAn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"3gyUHo8dN5G4GJIpja4GAn","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 0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196. 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/3gyUHo8dN5G4GJIpja4GAn.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/3gyUHo8dN5G4GJIpja4GAn.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"3gyUHo8dN5G4GJIpja4GAn","type":"track"}

Pretender
type: MusicRecording
duration: PT5M27S
duration ms: 327293
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000246
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T17:14:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc1b16038ecfbf17114517fbce9681cd68b4d11d00a3a55904e4e036ed247ba7
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/2tVoIbI5jr0KO53uXwIzWA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2tVoIbI5jr0KO53uXwIzWA
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 0xbc1b16038ecfbf17114517fbce9681cd68b4d11d00a3a55904e4e036ed247ba7. 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/2tVoIbI5jr0KO53uXwIzWA.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/2tVoIbI5jr0KO53uXwIzWA.
  date published: 2026-07-02T03:30:09Z

Don't be afraid
type: MusicRecording
duration: PT3M56S
duration ms: 236813
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T22:58:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0vZA6sCL1Ph5PXsWrZM09x.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vZA6sCL1Ph5PXsWrZM09x
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"0vZA6sCL1Ph5PXsWrZM09x","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 0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0vZA6sCL1Ph5PXsWrZM09x.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/0vZA6sCL1Ph5PXsWrZM09x.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"0vZA6sCL1Ph5PXsWrZM09x","type":"track"}

若者のすべて
type: MusicRecording
duration: PT4M53S
duration ms: 293080
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000247
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T09:51:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d20f3f0e6a8f1c8c23ed2a1452464412ddb870d469ec38f1f04728e099878ed
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/030HnTkbjYgubvc0zGOTbr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/030HnTkbjYgubvc0zGOTbr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3d20f3f0e6a8f1c8c23ed2a1452464412ddb870d469ec38f1f04728e099878ed","isrc":"JPU902000247","name":"若者のすべて","registered_at":"2026-06-18T09:51:30Z","spotify_id":"030HnTkbjYgubvc0zGOTbr","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 0x3d20f3f0e6a8f1c8c23ed2a1452464412ddb870d469ec38f1f04728e099878ed. 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/030HnTkbjYgubvc0zGOTbr.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/030HnTkbjYgubvc0zGOTbr.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x3d20f3f0e6a8f1c8c23ed2a1452464412ddb870d469ec38f1f04728e099878ed","isrc":"JPU902000247","name":"若者のすべて","registered_at":"2026-06-18T09:51:30Z","spotify_id":"030HnTkbjYgubvc0zGOTbr","type":"track"}

雪の華
type: MusicRecording
duration: PT5M18S
duration ms: 318920
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901803360
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T16:30:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x01e9587395ae4c97a1e3670796dd53368870296e1575608df504b14b8e24bd51
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/07ViqtIr5HIc8816AenTis.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07ViqtIr5HIc8816AenTis
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x01e9587395ae4c97a1e3670796dd53368870296e1575608df504b14b8e24bd51","isrc":"JPU901803360","name":"雪の華","registered_at":"2026-06-22T16:30:22Z","spotify_id":"07ViqtIr5HIc8816AenTis","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 0x01e9587395ae4c97a1e3670796dd53368870296e1575608df504b14b8e24bd51. 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/07ViqtIr5HIc8816AenTis.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/07ViqtIr5HIc8816AenTis.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x01e9587395ae4c97a1e3670796dd53368870296e1575608df504b14b8e24bd51","isrc":"JPU901803360","name":"雪の華","registered_at":"2026-06-22T16:30:22Z","spotify_id":"07ViqtIr5HIc8816AenTis","type":"track"}

頑な
type: MusicRecording
duration: PT4M39S
duration ms: 279946
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000239
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:42:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8
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/4Mu1HvHKCA61c226j7WJ4J.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Mu1HvHKCA61c226j7WJ4J
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"4Mu1HvHKCA61c226j7WJ4J","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 0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8. 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/4Mu1HvHKCA61c226j7WJ4J.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/4Mu1HvHKCA61c226j7WJ4J.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"4Mu1HvHKCA61c226j7WJ4J","type":"track"}

いい女
type: MusicRecording
duration: PT4M57S
duration ms: 297226
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000240
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T13:03:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee
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/4geVS6IAoC6CdKWzM5iRfG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4geVS6IAoC6CdKWzM5iRfG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"4geVS6IAoC6CdKWzM5iRfG","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 0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee. 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/4geVS6IAoC6CdKWzM5iRfG.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/4geVS6IAoC6CdKWzM5iRfG.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"4geVS6IAoC6CdKWzM5iRfG","type":"track"}

PUZZLE
type: MusicRecording
duration: PT4M52S
duration ms: 292960
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901803359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:41:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613
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/1Dztdpixtd1KIlFAAE9Hr2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Dztdpixtd1KIlFAAE9Hr2
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 0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613. 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/1Dztdpixtd1KIlFAAE9Hr2.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/1Dztdpixtd1KIlFAAE9Hr2.
  date published: 2026-07-02T05:09:12Z

Scenery
type: MusicRecording
duration: PT5M29S
duration ms: 329133
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:04:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c
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/5hehN6gZhRMA2tDONd18l9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hehN6gZhRMA2tDONd18l9
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 0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c. 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/5hehN6gZhRMA2tDONd18l9.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/5hehN6gZhRMA2tDONd18l9.
  date published: 2026-07-02T05:09:12Z

横顔
type: MusicRecording
duration: PT5M26S
duration ms: 326960
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000241
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:52:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67
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/3TEnVPyHLDIaQ7TqYz8phm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3TEnVPyHLDIaQ7TqYz8phm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"3TEnVPyHLDIaQ7TqYz8phm","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 0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67. 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/3TEnVPyHLDIaQ7TqYz8phm.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/3TEnVPyHLDIaQ7TqYz8phm.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"3TEnVPyHLDIaQ7TqYz8phm","type":"track"}

remember
type: MusicRecording
duration: PT5M50S
duration ms: 350120
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901802750
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:39:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5
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/5VoRVatIfIjMZEPbdZqRY6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5VoRVatIfIjMZEPbdZqRY6
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 0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5. 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/5VoRVatIfIjMZEPbdZqRY6.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/5VoRVatIfIjMZEPbdZqRY6.
  date published: 2026-07-02T03:30:09Z

Binary Star
type: MusicRecording
duration: PT4M44S
duration ms: 284333
explicit: false
by artist: Uru
in album: オリオンブルー(Cover Complete Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901800581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab
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/7Abp4DXZbNVVPFkHpnVQ3P.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7Abp4DXZbNVVPFkHpnVQ3P
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"7Abp4DXZbNVVPFkHpnVQ3P","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 0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab. 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/7Abp4DXZbNVVPFkHpnVQ3P.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/7Abp4DXZbNVVPFkHpnVQ3P.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"7Abp4DXZbNVVPFkHpnVQ3P","type":"track"}

Break
type: MusicAlbum
date published: 2020-10-10
track: Break
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293520
  explicit: false
  by artist: Uru
  in album: Break
    type: MusicAlbum
    date published: 2020-10-10

Break／振り子
type: MusicAlbum
date published: 2020-10-28
track: Break
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293520
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
track: 振り子
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237453
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
track: 別の人の彼女になったよ
  type: MusicRecording
  duration: PT5M14S
  duration ms: 314906
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
track: あなたがいることで - Self-cover version
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321453
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
track: Break - instrumental
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293533
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
  isrc code: JPU902002254
track: 振り子 - instrumental
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236773
  explicit: false
  by artist: Uru
  in album: Break／振り子
    type: MusicAlbum
    date published: 2020-10-28
  isrc code: JPU902002255

ファーストラヴ
type: MusicAlbum
date published: 2021-02-08
track: ファーストラヴ
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302253
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Love Song
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Love Song
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それを愛と呼ぶなら
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それを愛と呼ぶなら
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そばにいるよ
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恋
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コントラスト(Special Edition)
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コントラスト(Cover Complete Edition)
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Uru
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コントラスト(Cover Complete Edition)
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紙一重
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心得
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心得 / 紙一重
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振り子 - From THE FIRST TAKE
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それを愛と呼ぶなら - From THE FIRST TAKE
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「君の幸せを」
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アンビバレント
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アンビバレント
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奏（かなで）
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春 ～Destiny～
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フィラメント
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Never ends
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手紙
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Never ends / 手紙
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  explicit: false
  by artist: Uru
  in album: Never ends / 手紙
    type: MusicAlbum
    date published: 2025-08-27
track: Never ends -instrumental-
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250133
  explicit: false
  by artist: Uru
  in album: Never ends / 手紙
    type: MusicAlbum
    date published: 2025-08-27
track: 手紙 -instrumental-
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245333
  explicit: false
  by artist: Uru
  in album: Never ends / 手紙
    type: MusicAlbum
    date published: 2025-08-27

プラットフォーム
type: MusicAlbum
date published: 2025-10-15
track: プラットフォーム
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210232
  explicit: false
  by artist: Uru
  in album: プラットフォーム
    type: MusicAlbum
    date published: 2025-10-15

Binary Star
type: MusicRecording
duration: PT4M43S
duration ms: 283853
explicit: false
by artist: SawanoHiroyuki[nZk]
by artist: Uru
in album: R∃/MEMBER
  type: MusicAlbum
  date published: 2019-03-06
isrc code: JPU901800581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab
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/44UgawdeYuvQ1rKc33t2tp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44UgawdeYuvQ1rKc33t2tp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"44UgawdeYuvQ1rKc33t2tp","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 0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab. 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/44UgawdeYuvQ1rKc33t2tp.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/44UgawdeYuvQ1rKc33t2tp.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"44UgawdeYuvQ1rKc33t2tp","type":"track"}

Binary Star_moll
type: MusicRecording
duration: PT4M43S
duration ms: 283912
explicit: false
by artist: SawanoHiroyuki[nZk]
by artist: Uru
in album: Tranquility / Trollz
  type: MusicAlbum
  date published: 2019-10-02
isrc code: JPU901902043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:25:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59169eb76456564b40301b1bb4385b5728118596a93d456d312e9024efaef466
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/1V1GOLQv9CrhKZWHwRcIaZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1V1GOLQv9CrhKZWHwRcIaZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x59169eb76456564b40301b1bb4385b5728118596a93d456d312e9024efaef466","isrc":"JPU901902043","name":"Binary Star_moll","registered_at":"2026-06-08T19:25:57Z","spotify_id":"1V1GOLQv9CrhKZWHwRcIaZ","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 0x59169eb76456564b40301b1bb4385b5728118596a93d456d312e9024efaef466. 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/1V1GOLQv9CrhKZWHwRcIaZ.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/1V1GOLQv9CrhKZWHwRcIaZ.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x59169eb76456564b40301b1bb4385b5728118596a93d456d312e9024efaef466","isrc":"JPU901902043","name":"Binary Star_moll","registered_at":"2026-06-08T19:25:57Z","spotify_id":"1V1GOLQv9CrhKZWHwRcIaZ","type":"track"}

Binary Star
type: MusicRecording
duration: PT4M44S
duration ms: 284346
explicit: false
by artist: SawanoHiroyuki[nZk]
by artist: Uru
in album: Binary Star/Cage
  type: MusicAlbum
  date published: 2018-04-25
isrc code: JPU901800581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab
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/0CUhI6iZF0lbtIoPixoshk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CUhI6iZF0lbtIoPixoshk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"0CUhI6iZF0lbtIoPixoshk","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 0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab. 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/0CUhI6iZF0lbtIoPixoshk.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/0CUhI6iZF0lbtIoPixoshk.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"0CUhI6iZF0lbtIoPixoshk","type":"track"}

Binary Star (Remastered)
type: MusicRecording
duration: PT4M43S
duration ms: 283413
explicit: false
by artist: SawanoHiroyuki[nZk]
by artist: Uru
in album: BEST OF VOCAL WORKS [nZk] 2 -Side SawanoHiroyuki[nZk]-
  type: MusicAlbum
  date published: 2020-04-08
isrc code: JPU902000966
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:38:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2e93380e46a8db9aba1648d8680727533244b737a12ca93e8c3ad4a36bbcbdfe
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/2ipjxRJUanr5LZhc6UjkAc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ipjxRJUanr5LZhc6UjkAc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2e93380e46a8db9aba1648d8680727533244b737a12ca93e8c3ad4a36bbcbdfe","isrc":"JPU902000966","name":"Binary Star (Remastered)","registered_at":"2026-06-11T02:38:28Z","spotify_id":"2ipjxRJUanr5LZhc6UjkAc","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 0x2e93380e46a8db9aba1648d8680727533244b737a12ca93e8c3ad4a36bbcbdfe. 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/2ipjxRJUanr5LZhc6UjkAc.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/2ipjxRJUanr5LZhc6UjkAc.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x2e93380e46a8db9aba1648d8680727533244b737a12ca93e8c3ad4a36bbcbdfe","isrc":"JPU902000966","name":"Binary Star (Remastered)","registered_at":"2026-06-11T02:38:28Z","spotify_id":"2ipjxRJUanr5LZhc6UjkAc","type":"track"}

プロローグ
type: MusicRecording
duration: PT5M1S
duration ms: 301746
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901803358
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:42:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68
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/0PT1snBhKhTEC7wOpdJuBk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PT1snBhKhTEC7wOpdJuBk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68","isrc":"JPU901803358","name":"プロローグ","registered_at":"2026-06-05T14:42:30Z","spotify_id":"0PT1snBhKhTEC7wOpdJuBk","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 0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68. 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/0PT1snBhKhTEC7wOpdJuBk.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/0PT1snBhKhTEC7wOpdJuBk.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x093fdd3778f30a511b29dd7a9fbdbe5e099fef8a512bc91691101539fb788e68","isrc":"JPU901803358","name":"プロローグ","registered_at":"2026-06-05T14:42:30Z","spotify_id":"0PT1snBhKhTEC7wOpdJuBk","type":"track"}

今 逢いに行く
type: MusicRecording
duration: PT3M47S
duration ms: 227253
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000235
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T07:15:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e
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/7fVZdd63NyxrmZJryzl6Np.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7fVZdd63NyxrmZJryzl6Np
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7fVZdd63NyxrmZJryzl6Np","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 0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e. 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/7fVZdd63NyxrmZJryzl6Np.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/7fVZdd63NyxrmZJryzl6Np.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0eda8497cd20c4fef97df49b2c10cb181ac4ec77c586d2fe6cd7270a006df65e","isrc":"JPU902000235","name":"今 逢いに行く","registered_at":"2026-06-05T07:15:04Z","spotify_id":"7fVZdd63NyxrmZJryzl6Np","type":"track"}

あなたがいることで
type: MusicRecording
duration: PT5M16S
duration ms: 316453
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T13:07:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54
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/2AVbKUuvvzbPK6NIZZZvcY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AVbKUuvvzbPK6NIZZZvcY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"2AVbKUuvvzbPK6NIZZZvcY","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 0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54. 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/2AVbKUuvvzbPK6NIZZZvcY.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/2AVbKUuvvzbPK6NIZZZvcY.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x43894a42240bf19bc9a3203926a8d7d49388a3d6ce5537ac51ecb9c47dfd2d54","isrc":"JPU902000080","name":"あなたがいることで","registered_at":"2026-06-01T13:07:55Z","spotify_id":"2AVbKUuvvzbPK6NIZZZvcY","type":"track"}

space in the space
type: MusicRecording
duration: PT4M48S
duration ms: 288466
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:55:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86
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/7tzT5jqteizWn65VXnCxCl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tzT5jqteizWn65VXnCxCl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"7tzT5jqteizWn65VXnCxCl","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 0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86. 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/7tzT5jqteizWn65VXnCxCl.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/7tzT5jqteizWn65VXnCxCl.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x17a821eda5f6ccb155bc2606fc860a41d33677fcac3d7bf47b745bbdf998af86","isrc":"JPU902000236","name":"space in the space","registered_at":"2026-06-09T22:55:38Z","spotify_id":"7tzT5jqteizWn65VXnCxCl","type":"track"}

marry
type: MusicRecording
duration: PT4M33S
duration ms: 273866
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000237
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:24:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab
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/59HvQF7LFsycB73cn7gBqD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59HvQF7LFsycB73cn7gBqD
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 0x418e5b3b166920d05fd8bce7c71d1fd09fd91d22bb92433e793812c2672064ab. 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/59HvQF7LFsycB73cn7gBqD.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/59HvQF7LFsycB73cn7gBqD.
  date published: 2026-06-13T12:47:07Z

願い
type: MusicRecording
duration: PT5M2S
duration ms: 302053
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:34:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196
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/09X8UWBIHtSNIxOziNBkkZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/09X8UWBIHtSNIxOziNBkkZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"09X8UWBIHtSNIxOziNBkkZ","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 0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196. 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/09X8UWBIHtSNIxOziNBkkZ.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/09X8UWBIHtSNIxOziNBkkZ.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x66a859b12fbfde7f88676797b30a40f60841b61103d7a92f764e832c09a7b196","isrc":"JPU901901427","name":"願い","registered_at":"2026-06-10T01:34:39Z","spotify_id":"09X8UWBIHtSNIxOziNBkkZ","type":"track"}

Don't be afraid
type: MusicRecording
duration: PT3M56S
duration ms: 236813
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T22:58:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2
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/2uBI4o5HMuW346QWUgj9Vf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uBI4o5HMuW346QWUgj9Vf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"2uBI4o5HMuW346QWUgj9Vf","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 0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2. 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/2uBI4o5HMuW346QWUgj9Vf.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/2uBI4o5HMuW346QWUgj9Vf.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x76400114a0855d80d46498874ee65bad8db1cf147c7f9d1be56635cea8b8c2c2","isrc":"JPU902000238","name":"Don't be afraid","registered_at":"2026-06-11T22:58:13Z","spotify_id":"2uBI4o5HMuW346QWUgj9Vf","type":"track"}

頑な
type: MusicRecording
duration: PT4M39S
duration ms: 279946
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000239
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:42:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8
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/2RyISsSBtigV4mVgMjv0tK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RyISsSBtigV4mVgMjv0tK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"2RyISsSBtigV4mVgMjv0tK","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 0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8. 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/2RyISsSBtigV4mVgMjv0tK.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/2RyISsSBtigV4mVgMjv0tK.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xa6b173cd3b720883c6964727782568336809e785b4686569ff0aab4d53adf0e8","isrc":"JPU902000239","name":"頑な","registered_at":"2026-06-05T14:42:40Z","spotify_id":"2RyISsSBtigV4mVgMjv0tK","type":"track"}

いい女
type: MusicRecording
duration: PT4M57S
duration ms: 297226
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000240
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T13:03:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee
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/2XpMdIAfq5GHSd2sBV0669.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XpMdIAfq5GHSd2sBV0669
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"2XpMdIAfq5GHSd2sBV0669","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 0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee. 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/2XpMdIAfq5GHSd2sBV0669.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/2XpMdIAfq5GHSd2sBV0669.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x14efe371600c1b396e8a91da2a5c37a6752e0265ffd03c267dfe41c360928fee","isrc":"JPU902000240","name":"いい女","registered_at":"2026-06-09T13:03:32Z","spotify_id":"2XpMdIAfq5GHSd2sBV0669","type":"track"}

PUZZLE
type: MusicRecording
duration: PT4M52S
duration ms: 292960
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901803359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:41:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613
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/1cfjQ35moKzzqHMdohNgWt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1cfjQ35moKzzqHMdohNgWt
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 0x116bf74f2e2c91860e32e6a7d1921e056bb9fe8d80bb53c0e4dbbd7380b1c613. 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/1cfjQ35moKzzqHMdohNgWt.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/1cfjQ35moKzzqHMdohNgWt.
  date published: 2026-07-02T03:30:09Z

Scenery
type: MusicRecording
duration: PT5M29S
duration ms: 329133
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901901428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:04:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c
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/3Lcr7mAkz2yi4FqFxDwGnI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Lcr7mAkz2yi4FqFxDwGnI
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 0x7a7c3400de38574cee04fadc690fed1f7a06abfb7438f24da2f045125763a15c. 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/3Lcr7mAkz2yi4FqFxDwGnI.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/3Lcr7mAkz2yi4FqFxDwGnI.
  date published: 2026-06-13T13:32:09Z

横顔
type: MusicRecording
duration: PT5M26S
duration ms: 326960
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000241
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:52:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67
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/4LdAuJRFkeQpm3jfVnYVyr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LdAuJRFkeQpm3jfVnYVyr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"4LdAuJRFkeQpm3jfVnYVyr","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 0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67. 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/4LdAuJRFkeQpm3jfVnYVyr.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/4LdAuJRFkeQpm3jfVnYVyr.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4487ec5d108dc796ec7198d150ccccc0406721d2019a34a48840838d991c9c67","isrc":"JPU902000241","name":"横顔","registered_at":"2026-06-09T22:52:27Z","spotify_id":"4LdAuJRFkeQpm3jfVnYVyr","type":"track"}

remember
type: MusicRecording
duration: PT5M50S
duration ms: 350120
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901802750
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:39:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5
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/559BPTSuJ3FvdQb3Kq9VRQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/559BPTSuJ3FvdQb3Kq9VRQ
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 0x4e73875fc23c03470b28979dcb70c225a98ef0690ff187a90fdfe10ab185cdd5. 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/559BPTSuJ3FvdQb3Kq9VRQ.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/559BPTSuJ3FvdQb3Kq9VRQ.
  date published: 2026-06-13T12:47:07Z

Binary Star
type: MusicRecording
duration: PT4M44S
duration ms: 284333
explicit: false
by artist: SawanoHiroyuki[nZk]
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU901800581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab
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/4sN1TJ0ghlmNWnEkprfAHm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4sN1TJ0ghlmNWnEkprfAHm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"4sN1TJ0ghlmNWnEkprfAHm","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 0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab. 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/4sN1TJ0ghlmNWnEkprfAHm.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/4sN1TJ0ghlmNWnEkprfAHm.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x9642cec94ea6034186d271992b6edf8f11fb555abdd4fca7898224b7d2e54bab","isrc":"JPU901800581","name":"Binary Star","registered_at":"2026-06-04T12:08:00Z","spotify_id":"4sN1TJ0ghlmNWnEkprfAHm","type":"track"}

3月9日
type: MusicRecording
duration: PT4M39S
duration ms: 279506
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:02:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972
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/2OVmiRiKOIMF2ApqZ2Cqbx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OVmiRiKOIMF2ApqZ2Cqbx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"2OVmiRiKOIMF2ApqZ2Cqbx","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 0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972. 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/2OVmiRiKOIMF2ApqZ2Cqbx.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/2OVmiRiKOIMF2ApqZ2Cqbx.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xecc50c5f4a0dad9cc834716b09ddf26525188a7a4b89b8a1066717108ca78972","isrc":"JPU902000242","name":"3月9日","registered_at":"2026-06-04T12:02:08Z","spotify_id":"2OVmiRiKOIMF2ApqZ2Cqbx","type":"track"}

Funny Bunny
type: MusicRecording
duration: PT3M44S
duration ms: 224640
explicit: false
by artist: Uru
in album: オリオンブルー (Special Edition)
  type: MusicAlbum
  date published: 2020-03-18
isrc code: JPU902000245
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:43:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8
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/1ESAiAprh8HqVpTHUbBwtH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ESAiAprh8HqVpTHUbBwtH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"1ESAiAprh8HqVpTHUbBwtH","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 0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8. 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/1ESAiAprh8HqVpTHUbBwtH.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/1ESAiAprh8HqVpTHUbBwtH.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x192482f4cfffa035a2e0feafd085a545ab1b9965ae91de807571e91d2255f4d8","isrc":"JPU902000245","name":"Funny Bunny","registered_at":"2026-06-05T14:43:09Z","spotify_id":"1ESAiAprh8HqVpTHUbBwtH","type":"track"}