Yoh kamiyama
type: MusicGroup
genre: anime
genre: japanese indie
genre: j-pop
genre: j-rock
popularity: 49
followers: 286923
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaef6c0edf111319a0452dc3f710a75af46768c5e5140e6e184dd7c5eecbabc84
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953423
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953423
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3f2a3e82-4217-42a4-ae35-d8d93871906c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3f2a3e82-4217-42a4-ae35-d8d93871906c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3f2a3e82-4217-42a4-ae35-d8d93871906c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaef6c0edf111319a0452dc3f710a75af46768c5e5140e6e184dd7c5eecbabc84","name":"Yoh kamiyama","registered_at":"2026-06-11T17:26:21Z","symbol":"NIM0081815","token_address":"0x93142367b3e50fe00e51f69c0724e8ced2a01a97","type":"artist","uuid":"3f2a3e82-4217-42a4-ae35-d8d93871906c"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaef6c0edf111319a0452dc3f710a75af46768c5e5140e6e184dd7c5eecbabc84. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3f2a3e82-4217-42a4-ae35-d8d93871906c.json and https://artists.proofprofile.net/proofs/artist/3f2a3e82-4217-42a4-ae35-d8d93871906c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0xaef6c0edf111319a0452dc3f710a75af46768c5e5140e6e184dd7c5eecbabc84","name":"Yoh kamiyama","registered_at":"2026-06-11T17:26:21Z","symbol":"NIM0081815","token_address":"0x93142367b3e50fe00e51f69c0724e8ced2a01a97","type":"artist","uuid":"3f2a3e82-4217-42a4-ae35-d8d93871906c"}
album: しあわせなおとな
  type: MusicAlbum
  date published: 2019-04-03
  track: TV Show (In the Bedroom)
    type: MusicRecording
    duration: PT0M47S
    duration ms: 47561
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
  track: YELLOW
    type: MusicRecording
    duration: PT2M58S
    duration ms: 178712
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
  track: 青い棘
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241008
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
    isrc code: JPZ921902033
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T21:51:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfa13b6247933af3af4c03be57807b29b637bbb6564100cfdbb26ce0be170822f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958212
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/958212
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902033
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T23:25:50Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa13b6247933af3af4c03be57807b29b637bbb6564100cfdbb26ce0be170822f. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902033.
      date published: 2026-07-15T23:25:50Z
  track: journey
    type: MusicRecording
    duration: PT3M27S
    duration ms: 207600
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
    isrc code: JPZ921902034
  track: ユートピア
    type: MusicRecording
    duration: PT3M50S
    duration ms: 230081
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
  track: MILK
    type: MusicRecording
    duration: PT3M20S
    duration ms: 200787
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
    isrc code: JPZ921902036
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T05:54:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x328c506fc15be799da7cdfd46ca66c33b596f4f0a54c500481e3d523c0168f58
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956474
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/956474
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902036
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T08:56:35Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x328c506fc15be799da7cdfd46ca66c33b596f4f0a54c500481e3d523c0168f58. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902036.
      date published: 2026-07-03T08:56:35Z
  track: ゆめでいいから
    type: MusicRecording
    duration: PT4M10S
    duration ms: 250935
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
  track: シュガーハイウェイ
    type: MusicRecording
    duration: PT4M28S
    duration ms: 268077
    explicit: false
    by artist: Yoh kamiyama
    in album: しあわせなおとな
      type: MusicAlbum
      date published: 2019-04-03
    isrc code: JPZ921902038
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T21:58:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb6777be9b5cda7ee7bc6627b83870d0b91ad81e2c055c91be35cf8460d109678
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957767
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/957767
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902038
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
album: SHIAWASE NA OTONA
album: CUT
album: アイスクリーム
album: ICECREAM
album: Oyasumi Kamisama
album: おやすみ、かみさま
album: Yumemiru Kodomo
album: ゆめみるこども
album: 群青
album: Gunjo
album: Laundry
album: 色香水
album: 色香水 (CORSAK Remix) - SACRA BEATS Singles
album: Girl.
album: 仮面
album: セブンティーン
album: CLOSET
album: Summer Time
album: セブンティーン Sugar Remix
album: Endroll
album: 恋巡り
album: 鬼灯
album: UNO
album: しくしく
album: HUB
album: すばらしいせかい
album: きみになれたら

OTSTimestamp
type: PropertyValue
value: 2026-07-12T22:25:13Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6777be9b5cda7ee7bc6627b83870d0b91ad81e2c055c91be35cf8460d109678. Chain 2 (Bitcoin): anchored in block 957767 (2026-07-12T22:25:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902038.
date published: 2026-07-12T22:25:13Z

SHIAWASE NA OTONA
type: MusicAlbum
date published: 2019-04-03
track: TV Show (In the Bedroom)
  type: MusicRecording
  duration: PT0M47S
  duration ms: 47561
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
track: YELLOW
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178712
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
track: Aoitoge
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241008
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
track: journey
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207600
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
track: Utopia
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230081
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
  isrc code: JPZ921902035
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T16:00:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x599fabd9d2ea1ccd1d0634b8a06dc0c01a87166796c3ae8afb5bc6f970ca5732
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958169
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958169
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902035
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T19:03:37Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x599fabd9d2ea1ccd1d0634b8a06dc0c01a87166796c3ae8afb5bc6f970ca5732. Chain 2 (Bitcoin): anchored in block 958169 (2026-07-15T19:03:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902035.
    date published: 2026-07-15T19:03:37Z
track: MILK
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200787
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
track: Yumede iikara
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250935
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03
  isrc code: JPZ921902037
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T09:27:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe07c41c517dd229c705303b4006b5e0409900d358d8751481ce1822ee5373156
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958444
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958444
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902037
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T19:12:23Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe07c41c517dd229c705303b4006b5e0409900d358d8751481ce1822ee5373156. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921902037.
    date published: 2026-07-17T19:12:23Z
track: Sugar Highway
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268077
  explicit: false
  by artist: Yoh kamiyama
  in album: SHIAWASE NA OTONA
    type: MusicAlbum
    date published: 2019-04-03

CUT
type: MusicAlbum
date published: 2019-08-31
track: CUT
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185385
  explicit: false
  by artist: Yoh kamiyama
  in album: CUT
    type: MusicAlbum
    date published: 2019-08-31
  isrc code: JPZ921908997

CUT
type: MusicAlbum
date published: 2019-08-31
track: CUT
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185385
  explicit: false
  by artist: Yoh kamiyama
  in album: CUT
    type: MusicAlbum
    date published: 2019-08-31

アイスクリーム
type: MusicAlbum
date published: 2019-09-26
track: アイスクリーム
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249419
  explicit: false
  by artist: Yoh kamiyama
  in album: アイスクリーム
    type: MusicAlbum
    date published: 2019-09-26

ICECREAM
type: MusicAlbum
date published: 2019-09-26
track: ICECREAM
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249419
  explicit: false
  by artist: Yoh kamiyama
  in album: ICECREAM
    type: MusicAlbum
    date published: 2019-09-26

Oyasumi Kamisama
type: MusicAlbum
date published: 2019-10-21
track: Oyasumi Kamisama
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223410
  explicit: false
  by artist: Yoh kamiyama
  in album: Oyasumi Kamisama
    type: MusicAlbum
    date published: 2019-10-21

おやすみ、かみさま
type: MusicAlbum
date published: 2019-10-21
track: おやすみ、かみさま
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223410
  explicit: false
  by artist: Yoh kamiyama
  in album: おやすみ、かみさま
    type: MusicAlbum
    date published: 2019-10-21

Yumemiru Kodomo
type: MusicAlbum
date published: 2019-10-23
track: Child Beat
  type: MusicRecording
  duration: PT2M5S
  duration ms: 125802
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910138
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:42:50+00:00
track: ICECREAM
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249419
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910139
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:52:48+00:00
track: bunny
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214431
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
track: Ope(Till that Time)
  type: MusicRecording
  duration: PT1M15S
  duration ms: 75270
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
track: CUT
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185383
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
track: Yoru wo Owarasenaide
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228122
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910143
track: Helter Skelter
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215387
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910144
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:44:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x89aae295a99d9d2b51930e1cfad4b029b3688dfa8d82e3f60d98ac63f47b4b42
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956576
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956576
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921910144
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T02:06:47Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89aae295a99d9d2b51930e1cfad4b029b3688dfa8d82e3f60d98ac63f47b4b42. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921910144.
    date published: 2026-07-04T02:06:47Z
track: Oyasumi Kamisama
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223410
  explicit: false
  by artist: Yoh kamiyama
  in album: Yumemiru Kodomo
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910145
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T18:30:46+00:00

ゆめみるこども
type: MusicAlbum
date published: 2019-10-23
track: Child Beat
  type: MusicRecording
  duration: PT2M5S
  duration ms: 125802
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910138
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:42:50+00:00
track: アイスクリーム
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249419
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910139
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:52:48+00:00
track: bunny
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214431
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910140
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T16:28:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1ed4e0ec31270591ee32e0b27d3755ce7fabe230d651c3164e22238ded9a6032
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956560
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956560
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921910140
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T23:28:02Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed4e0ec31270591ee32e0b27d3755ce7fabe230d651c3164e22238ded9a6032. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921910140.
    date published: 2026-07-03T23:28:02Z
track: Ope(Till that Time)
  type: MusicRecording
  duration: PT1M15S
  duration ms: 75270
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
track: CUT
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185383
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
track: 夜を終わらせないで
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228122
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
track: ヘルタースケルター
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215387
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
track: おやすみ、かみさま
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223410
  explicit: false
  by artist: Yoh kamiyama
  in album: ゆめみるこども
    type: MusicAlbum
    date published: 2019-10-23
  isrc code: JPZ921910145
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T18:30:46+00:00

群青
type: MusicAlbum
date published: 2020-01-08
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248333
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-01-08

群青
type: MusicAlbum
date published: 2020-01-08
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248333
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-01-08

群青
type: MusicAlbum
date published: 2020-01-08
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248333
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-01-08
  isrc code: JPU901903303
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T22:29:16+00:00

群青
type: MusicAlbum
date published: 2020-03-04
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248346
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-03-04
track: スタンドバイミー
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240226
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-03-04

Gunjo
type: MusicAlbum
date published: 2020-03-04
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248346
  explicit: false
  by artist: Yoh kamiyama
  in album: Gunjo
    type: MusicAlbum
    date published: 2020-03-04
track: スタンドバイミー
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240226
  explicit: false
  by artist: Yoh kamiyama
  in album: Gunjo
    type: MusicAlbum
    date published: 2020-03-04

群青
type: MusicAlbum
date published: 2020-03-04
track: 群青
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248346
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPU902000253
track: スタンドバイミー
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240226
  explicit: false
  by artist: Yoh kamiyama
  in album: 群青
    type: MusicAlbum
    date published: 2020-03-04
  isrc code: JPU902000254
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-29T01:02:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1b5a512bc968b38765a8d8fa1cff4be1ccbaeb38f01cb76239987ffaa04fdd3d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956375
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902000254
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b5a512bc968b38765a8d8fa1cff4be1ccbaeb38f01cb76239987ffaa04fdd3d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902000254.
    date published: 2026-07-02T16:51:38Z

Laundry
type: MusicAlbum
date published: 2020-09-23
track: Laundry
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258153
  explicit: false
  by artist: Yoh kamiyama
  in album: Laundry
    type: MusicAlbum
    date published: 2020-09-23

色香水
type: MusicAlbum
date published: 2021-02-07
track: 色香水
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250792
  explicit: false
  by artist: Yoh kamiyama
  in album: 色香水
    type: MusicAlbum
    date published: 2021-02-07

色香水
type: MusicAlbum
date published: 2021-03-10
track: 色香水
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253053
  explicit: false
  by artist: Yoh kamiyama
  in album: 色香水
    type: MusicAlbum
    date published: 2021-03-10
track: 生絲
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264386
  explicit: false
  by artist: Yoh kamiyama
  in album: 色香水
    type: MusicAlbum
    date published: 2021-03-10

色香水
type: MusicAlbum
date published: 2021-03-10
track: 色香水
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266303
  explicit: false
  by artist: Yoh kamiyama
  in album: 色香水
    type: MusicAlbum
    date published: 2021-03-10
  isrc code: JPU982100661

色香水 (CORSAK Remix) - SACRA BEATS Singles
type: MusicAlbum
date published: 2021-07-30
track: 色香水 (CORSAK Remix) - SACRA BEATS Singles
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192974
  explicit: false
  by artist: Yoh kamiyama
  in album: 色香水 (CORSAK Remix) - SACRA BEATS Singles
    type: MusicAlbum
    date published: 2021-07-30
  isrc code: JPU902101781
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T23:28:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb5ea4de80368cc7d5ad8c7e227273ae1de95da28ad47f2f291902d5e9a077a5b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902101781
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ea4de80368cc7d5ad8c7e227273ae1de95da28ad47f2f291902d5e9a077a5b. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902101781.
    date published: 2026-07-04T11:19:20Z

Girl.
type: MusicAlbum
date published: 2021-08-25
track: Girl.
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205287
  explicit: false
  by artist: Yoh kamiyama
  in album: Girl.
    type: MusicAlbum
    date published: 2021-08-25

仮面
type: MusicAlbum
date published: 2021-09-29
track: 仮面
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221000
  explicit: false
  by artist: Yoh kamiyama
  in album: 仮面
    type: MusicAlbum
    date published: 2021-09-29

セブンティーン
type: MusicAlbum
date published: 2022-03-09
track: セブンティーン
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165729
  explicit: false
  by artist: Yoh kamiyama
  in album: セブンティーン
    type: MusicAlbum
    date published: 2022-03-09

CLOSET
type: MusicAlbum
date published: 2022-04-27
track: YELLOW -CLOSET ver.-
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178800
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: セブンティーン
  type: MusicRecording
  duration: PT2M46S
  duration ms: 166560
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: 色香水
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251186
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: Girl.
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205320
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: 青い棘 -CLOSET ver.-
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240386
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
  isrc code: JPU902201003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T14:17:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2afda656ff3edb0a763be058989eadbcccd1b2a4142b0f3292e349c735bc725b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957863
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957863
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T14:41:15Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2afda656ff3edb0a763be058989eadbcccd1b2a4142b0f3292e349c735bc725b. Chain 2 (Bitcoin): anchored in block 957863 (2026-07-13T14:41:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201003.
    date published: 2026-07-13T14:41:15Z
track: 煙
  type: MusicRecording
  duration: PT2M32S
  duration ms: 152293
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
  isrc code: JPU902201004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T21:14:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x87761ad48b7ad3befa1e88c6b870273138ef604f1c1dfebd312dc876cca1f5d8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958211
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958211
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201004
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T00:21:03Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87761ad48b7ad3befa1e88c6b870273138ef604f1c1dfebd312dc876cca1f5d8. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:21:03Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201004.
    date published: 2026-07-16T00:21:03Z
track: O（until death）YOU
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110120
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
  isrc code: JPU902201005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T02:25:49+00:00
track: 群青
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246453
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: 仮面
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218386
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
track: CUT -CLOSET ver.-
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187026
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
    type: MusicAlbum
    date published: 2022-04-27
  isrc code: JPU902201006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T19:13:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5439c1233e7e8acb8e31795a83897571ff1e25a94b246e7abca3761c5abc27b7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956560
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956560
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201006
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T23:28:02Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5439c1233e7e8acb8e31795a83897571ff1e25a94b246e7abca3761c5abc27b7. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902201006.
    date published: 2026-07-03T23:28:02Z
track: SHELTER
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188520
  explicit: false
  by artist: Yoh kamiyama
  in album: CLOSET
  isrc code: JPU902201007
track: Laundry
track: CLOSET

Yoh kamiyama
type: MusicGroup

CLOSET
type: MusicAlbum
date published: 2022-04-27

Laundry
type: MusicRecording
duration: PT4M17S
duration ms: 257079
explicit: false
by artist: Yoh kamiyama
in album: CLOSET
  type: MusicAlbum
  date published: 2022-04-27

CLOSET
type: MusicRecording
duration: PT2M41S
duration ms: 161786
explicit: false
by artist: Yoh kamiyama
in album: CLOSET
  type: MusicAlbum
  date published: 2022-04-27

Summer Time
type: MusicAlbum
date published: 2022-08-24
track: Summer Time
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222968
  explicit: false
  by artist: Yoh kamiyama
  in album: Summer Time
    type: MusicAlbum
    date published: 2022-08-24

セブンティーン Sugar Remix
type: MusicAlbum
date published: 2022-11-04
track: セブンティーン Sugar Remix
  type: MusicRecording
  duration: PT2M17S
  duration ms: 137101
  explicit: false
  by artist: Yoh kamiyama
  in album: セブンティーン Sugar Remix
    type: MusicAlbum
    date published: 2022-11-04
  isrc code: JPU902203034
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T04:18:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa0da545d2c5d99c1f2e8755bb3c610c7d649b0f1b3341d9c054314fe4d917b3c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956656
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956656
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902203034
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T14:03:39Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0da545d2c5d99c1f2e8755bb3c610c7d649b0f1b3341d9c054314fe4d917b3c. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902203034.
    date published: 2026-07-04T14:03:39Z
track: セブンティーン Sugar Remix -instrumental-
  type: MusicRecording
  duration: PT2M14S
  duration ms: 134423
  explicit: false
  by artist: Yoh kamiyama
  in album: セブンティーン Sugar Remix
    type: MusicAlbum
    date published: 2022-11-04
  isrc code: JPU902203867

Endroll
type: MusicAlbum
date published: 2023-07-09
track: Endroll
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174254
  explicit: false
  by artist: Yoh kamiyama
  in album: Endroll
    type: MusicAlbum
    date published: 2023-07-09

Endroll
type: MusicAlbum
date published: 2023-08-30
track: Endroll
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174254
  explicit: false
  by artist: Yoh kamiyama
  in album: Endroll
    type: MusicAlbum
    date published: 2023-08-30
track: ナイトスイミー
  type: MusicRecording
  duration: PT2M32S
  duration ms: 152399
  explicit: false
  by artist: Yoh kamiyama
  in album: Endroll
    type: MusicAlbum
    date published: 2023-08-30
  isrc code: JPU902303142
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T08:06:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc8ed5b12976c5898cf43b5a417e6d1a661de21d438b1e389e2de2184a88c440d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958263
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958263
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902303142
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T11:04:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8ed5b12976c5898cf43b5a417e6d1a661de21d438b1e389e2de2184a88c440d. Chain 2 (Bitcoin): anchored in block 958263 (2026-07-16T11:04:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902303142.
    date published: 2026-07-16T11:04:38Z

恋巡り
type: MusicAlbum
date published: 2023-10-11
track: 恋巡り
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248510
  explicit: false
  by artist: Yoh kamiyama
  in album: 恋巡り
    type: MusicAlbum
    date published: 2023-10-11
track: 恋巡り -instrumental-
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248510
  explicit: false
  by artist: Yoh kamiyama
  in album: 恋巡り
    type: MusicAlbum
    date published: 2023-10-11

鬼灯
type: MusicAlbum
date published: 2024-01-19
track: 鬼灯
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189760
  explicit: false
  by artist: Yoh kamiyama
  in album: 鬼灯
    type: MusicAlbum
    date published: 2024-01-19

鬼灯
type: MusicAlbum
date published: 2024-03-06
track: 鬼灯
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192760
  explicit: false
  by artist: Yoh kamiyama
  in album: 鬼灯
    type: MusicAlbum
    date published: 2024-03-06
  isrc code: JPU902305264
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T04:20:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x95324e328d1df86e0c67720764321a00483a0ae9e4a82c63c083f3c4c78a52df
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902305264
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95324e328d1df86e0c67720764321a00483a0ae9e4a82c63c083f3c4c78a52df. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902305264.
    date published: 2026-07-02T03:30:09Z
track: Endroll - ウ山あまね Remix
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165333
  explicit: false
  by artist: Yoh kamiyama
  in album: 鬼灯
    type: MusicAlbum
    date published: 2024-03-06
  isrc code: JPU902400509

UNO
type: MusicAlbum
date published: 2024-09-04
track: UNO
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183420
  explicit: false
  by artist: Yoh kamiyama
  in album: UNO
    type: MusicAlbum
    date published: 2024-09-04

しくしく
type: MusicAlbum
date published: 2025-06-11
track: しくしく
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150158
  explicit: false
  by artist: Yoh kamiyama
  in album: しくしく
    type: MusicAlbum
    date published: 2025-06-11

HUB
type: MusicAlbum
date published: 2025-07-16
track: MAO!
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195431
  explicit: false
  by artist: Yoh kamiyama
  in album: HUB
    type: MusicAlbum
    date published: 2025-07-16
  isrc code: JPL542500811
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:09:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf93de89acbfbdb41d06ae8315d12b3193679bb1c549539de9b59bab12a13a39b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPL542500811
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf93de89acbfbdb41d06ae8315d12b3193679bb1c549539de9b59bab12a13a39b. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPL542500811.
    date published: 2026-07-04T10:04:33Z
track: よだか
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196245
  explicit: false
  by artist: Yoh kamiyama
  in album: HUB
    type: MusicAlbum
    date published: 2025-07-16
track: 琥珀糖
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207413
  explicit: false
  by artist: Yoh kamiyama
  in album: HUB
    type: MusicAlbum
    date published: 2025-07-16
track: キスだけでいいからね
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195282
  explicit: false
  by artist: Yoh kamiyama
  in album: HUB
    type: MusicAlbum
    date published: 2025-07-16

すばらしいせかい
type: MusicAlbum
date published: 2025-08-04
track: すばらしいせかい
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242386
  explicit: false
  by artist: Yoh kamiyama
  in album: すばらしいせかい
    type: MusicAlbum
    date published: 2025-08-04

きみになれたら
type: MusicAlbum
date published: 2025-10-22
track: きみになれたら
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225421
  explicit: false
  by artist: Yoh kamiyama
  in album: きみになれたら
    type: MusicAlbum
    date published: 2025-10-22