mitsume
type: MusicGroup
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
popularity: 35
followers: 110616
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d6768fe6f1df0e8054d754c8a3adfe8733a247889761f41eccd405b2bb2221b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dc5ba075-8ebc-4ea9-bc53-9bd8ce5ec4cb.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dc5ba075-8ebc-4ea9-bc53-9bd8ce5ec4cb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/dc5ba075-8ebc-4ea9-bc53-9bd8ce5ec4cb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d6768fe6f1df0e8054d754c8a3adfe8733a247889761f41eccd405b2bb2221b. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dc5ba075-8ebc-4ea9-bc53-9bd8ce5ec4cb.json and https://artists.proofprofile.net/proofs/artist/dc5ba075-8ebc-4ea9-bc53-9bd8ce5ec4cb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: mitsume
  type: MusicAlbum
  date published: 2011
album: mitsume
  type: MusicAlbum
  date published: 2011
album: mitsume
  type: MusicAlbum
  date published: 2011
album: mitsume
  type: MusicAlbum
  date published: 2011
  track: 怪物
    type: MusicRecording
    duration: PT4M17S
    duration ms: 257506
    explicit: false
    by artist: mitsume
    in album: mitsume
      type: MusicAlbum
      date published: 2011
    genre: japanese indie
    genre: j-r&b
    genre: j-rock
    genre: shibuya-kei
    isrc code: JPV501400069
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T05:42:53+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x56da36f2ab01ca314ecb08fb1a47498e1dc06e7c5b95ef797da34532f56e6b01
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400069
    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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56da36f2ab01ca314ecb08fb1a47498e1dc06e7c5b95ef797da34532f56e6b01. 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/JPV501400069.
      date published: 2026-07-04T10:04:33Z
    audio: 怪物
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 169.788
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.455
      additional property: Energy
        type: PropertyValue
        value: 0.553
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.369
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.164
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.548
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.301
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: 三角定規
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241493
    explicit: false
    by artist: mitsume
    in album: mitsume
      type: MusicAlbum
      date published: 2011
    genre: japanese indie
    genre: j-r&b
    genre: j-rock
    genre: shibuya-kei
    isrc code: JPV501400070
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T03:03:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa3adf114042a5083a0a4206f14c4dbf3383757ff042175b9a6fc3cfc556bcf70
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958484
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958484
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400070
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T03:34:53Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3adf114042a5083a0a4206f14c4dbf3383757ff042175b9a6fc3cfc556bcf70. Chain 2 (Bitcoin): anchored in block 958484 (2026-07-18T03:34:53Z), 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/JPV501400070.
      date published: 2026-07-18T03:34:53Z
    audio: 三角定規
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 92.193
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.401
      additional property: Energy
        type: PropertyValue
        value: 0.854
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: 部屋
  track: タイムマシン
  track: migirl
album: fly me to the mars !!!
album: Eye
album: eye
album: うつろ
album: Utsuro
album: ささやき
album: Sasayaki
album: めまい
album: Memai
album: A Long Day
album: エスパー
album: セダン
album: なめらかな日々
album: Ghosts
album: 睡魔
album: ブルーハワイ
album: ダンス
album: ジンクス
album: トニック・ラブ
album: トニック・ラブ (tofubeats remix)
album: フィクション
album: Basic
album: VI
album: ''mitsume archives'' best [Live]
album: number
album: mitsume Live "Recording"
album: メビウス
album: チョコレート
album: 忘れたい
album: ドライブ EP

Basic
type: MusicRecording
duration: PT4M12S
duration ms: 252047
explicit: false
by artist: mitsume
in album: Basic
  type: MusicAlbum
  date published: 2021-03-17
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ902101840
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:46:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc9ec9513ccb4800cc1d465af1de00e28259f9462016784d3f1ddc8e3421c8aa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902101840
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc9ec9513ccb4800cc1d465af1de00e28259f9462016784d3f1ddc8e3421c8aa. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/JPJ902101840.
  date published: 2026-06-13T15:41:10Z
audio: Basic
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.687
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.581
  additional property: Energy
    type: PropertyValue
    value: 0.677
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.272
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.009
  additional property: Liveness
    type: PropertyValue
    value: 0.055
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.794
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.26
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Speechiness
type: PropertyValue
value: 0.046

Acousticness
type: PropertyValue
value: 0.006

Instrumentalness
type: PropertyValue
value: 0.17

Liveness
type: PropertyValue
value: 0.231

Valence (Positivity)
type: PropertyValue
value: 0.697

Loudness (dB)
type: PropertyValue
value: -5.877

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

部屋
type: MusicRecording
duration: PT2M27S
duration ms: 147773
explicit: false
by artist: mitsume
in album: mitsume
  type: MusicAlbum
  date published: 2011
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400071
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T23:31:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa39851ff3ec1c871667a98c64219596aa5c8985bc57c1c388e12e89f3c087be1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956725
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956725
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400071
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:12:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa39851ff3ec1c871667a98c64219596aa5c8985bc57c1c388e12e89f3c087be1. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400071.
  date published: 2026-07-05T01:12:41Z
audio: 部屋
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.029
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.508
  additional property: Energy
    type: PropertyValue
    value: 0.733
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.532
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.108
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.592
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.801
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

タイムマシン
type: MusicRecording
duration: PT4M56S
duration ms: 296626
explicit: false
by artist: mitsume
in album: mitsume
  type: MusicAlbum
  date published: 2011
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400072
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T19:29:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfee535ffb2ffb337232c2b9afbb6f69eb7adc24373a3d664a848050c241071f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958489
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958489
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400072
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T04:13:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfee535ffb2ffb337232c2b9afbb6f69eb7adc24373a3d664a848050c241071f0. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/JPV501400072.
  date published: 2026-07-18T04:13:26Z
audio: タイムマシン
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.025
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.533
  additional property: Energy
    type: PropertyValue
    value: 0.536
  additional property: Speechiness
    type: PropertyValue
    value: 0.025
  additional property: Acousticness
    type: PropertyValue
    value: 0.314
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.346
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.965
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

migirl
type: MusicRecording
duration: PT3M18S
duration ms: 198320
explicit: false
by artist: mitsume
in album: mitsume
  type: MusicAlbum
  date published: 2011
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400073
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T09:51:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ac37454e0a3c2279f3b3b657d9b841dba8e368188d908d8082a34a0b4916316
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956639
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956639
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400073
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ac37454e0a3c2279f3b3b657d9b841dba8e368188d908d8082a34a0b4916316. 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/JPV501400073.
  date published: 2026-07-04T11:19:20Z
audio: migirl
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 188.306
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.426
  additional property: Energy
    type: PropertyValue
    value: 0.579
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.715
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.014
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.409
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.618
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

fly me to the mars !!!
type: MusicAlbum
date published: 2012

fly me to the mars !!!
type: MusicAlbum
date published: 2012

Eye
type: MusicAlbum
date published: 2012

eye
type: MusicAlbum
date published: 2012

eye
type: MusicAlbum
date published: 2012
track: 春の日
  type: MusicRecording
  duration: PT5M36S
  duration ms: 336440
  explicit: false
  by artist: mitsume
  in album: eye
    type: MusicAlbum
    date published: 2012
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400077
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T04:27:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x177eb1f2a88729aca9ddc6d18756aaefb01d6914b44bfc83edac24d5223ddf8b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400077
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x177eb1f2a88729aca9ddc6d18756aaefb01d6914b44bfc83edac24d5223ddf8b. 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/JPV501400077.
    date published: 2026-07-04T11:19:20Z
  audio: 春の日
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 125.036
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.502
    additional property: Energy
      type: PropertyValue
      value: 0.6
    additional property: Speechiness
      type: PropertyValue
      value: 0.047
    additional property: Acousticness
      type: PropertyValue
      value: 0.283
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.885
    additional property: Liveness
      type: PropertyValue
      value: 0.216
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.422
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.372
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: fly me to the mars!!!
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222520
  explicit: false
  by artist: mitsume
  in album: eye
    type: MusicAlbum
    date published: 2012
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400075
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T22:39:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2431ccd3e4f07536ad62afdb0e4d326413a4b83fc3426b7bfd0d7eb98bdcfb99
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400075
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2431ccd3e4f07536ad62afdb0e4d326413a4b83fc3426b7bfd0d7eb98bdcfb99. 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/JPV501400075.
    date published: 2026-07-04T11:19:20Z
  audio: fly me to the mars!!!
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.013
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.41
    additional property: Energy
      type: PropertyValue
      value: 0.809
    additional property: Speechiness
      type: PropertyValue
      value: 0.059
    additional property: Acousticness
      type: PropertyValue
      value: 0.166
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.038
    additional property: Liveness
      type: PropertyValue
      value: 0.108
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.217
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.046
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: cider cider
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232280
  explicit: false
  by artist: mitsume
  in album: eye
    type: MusicAlbum
    date published: 2012
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400078
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T02:13:28+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: cider cider
track: towers
track: hotel

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xce173ebceb3744783b33d35d26658d8a2957dc49cc02495a2d73830ff1cdf26d

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956474

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956474

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400078

OTSTimestamp
type: PropertyValue
value: 2026-07-03T08:56:35Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce173ebceb3744783b33d35d26658d8a2957dc49cc02495a2d73830ff1cdf26d. 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/JPV501400078.
date published: 2026-07-03T08:56:35Z

cider cider
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 97.934
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.781
additional property: Energy
  type: PropertyValue
  value: 0.64
additional property: Speechiness
  type: PropertyValue
  value: 0.037
additional property: Acousticness
  type: PropertyValue
  value: 0.058
additional property: Instrumentalness
  type: PropertyValue
  value: 0.623
additional property: Liveness
  type: PropertyValue
  value: 0.1
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.892
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.843
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

towers
type: MusicRecording
duration: PT5M13S
duration ms: 313560
explicit: false
by artist: mitsume
in album: eye
  type: MusicAlbum
  date published: 2012
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400079
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T15:11:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92c329ad8561ba84f348de56a0c4818dca96d7089f6f3cf7003138b1092174f8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958908
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958908
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400079
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T18:08:40Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92c329ad8561ba84f348de56a0c4818dca96d7089f6f3cf7003138b1092174f8. Chain 2 (Bitcoin): anchored in block 958908 (2026-07-20T18:08:40Z), 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/JPV501400079.
  date published: 2026-07-20T18:08:40Z
audio: towers
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.984
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.683
  additional property: Energy
    type: PropertyValue
    value: 0.735
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.343
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.286
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.389
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.905
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

hotel
type: MusicRecording
duration: PT2M28S
duration ms: 148333
explicit: false
by artist: mitsume
in album: eye
  type: MusicAlbum
  date published: 2012
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T22:44:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14afedab3f3dcdf85272a4b4ace44c6dbc5e9a5b0606bad378a90f951fbc5336
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956639
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956639
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400080
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14afedab3f3dcdf85272a4b4ace44c6dbc5e9a5b0606bad378a90f951fbc5336. 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/JPV501400080.
  date published: 2026-07-04T11:19:20Z
audio: hotel
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.855
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.552
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.459
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.339
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.277
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

eye
type: MusicAlbum
date published: 2012

fly me to the mars !!!
type: MusicAlbum
date published: 2012

うつろ
type: MusicAlbum
date published: 2013

うつろ
type: MusicAlbum
date published: 2013

Utsuro
type: MusicAlbum
date published: 2013

うつろ
type: MusicAlbum
date published: 2013
track: うつろ
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257532
  explicit: false
  by artist: mitsume
  in album: うつろ
    type: MusicAlbum
    date published: 2013
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400084
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T20:55:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd56b19b955d110dcd78af854dba73db6938cf454bebb07ae7027bb8cbfe6831
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958612
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958612
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400084
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T21:29:37Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd56b19b955d110dcd78af854dba73db6938cf454bebb07ae7027bb8cbfe6831. Chain 2 (Bitcoin): anchored in block 958612 (2026-07-18T21:29:37Z), 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/JPV501400084.
    date published: 2026-07-18T21:29:37Z
  audio: うつろ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.998
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.677
    additional property: Energy
      type: PropertyValue
      value: 0.69
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.073
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.179
    additional property: Liveness
      type: PropertyValue
      value: 0.126
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.886
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.774
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

ささやき
type: MusicAlbum
date published: 2014

ささやき
type: MusicAlbum
date published: 2014
track: コース
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109600
  explicit: false
  by artist: mitsume
  in album: ささやき
    type: MusicAlbum
    date published: 2014
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400088
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T23:37:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf8fe8e1af0a8c45b940f726f9be6defb9a859ab2547240594e46c530a2fb4a15
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958943
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958943
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400088
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T00:27:37Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8fe8e1af0a8c45b940f726f9be6defb9a859ab2547240594e46c530a2fb4a15. Chain 2 (Bitcoin): anchored in block 958943 (2026-07-21T00:27:37Z), 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/JPV501400088.
    date published: 2026-07-21T00:27:37Z
  audio: コース
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 125.03
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.519
    additional property: Energy
      type: PropertyValue
      value: 0.821
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.007
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.62
    additional property: Liveness
      type: PropertyValue
      value: 0.222
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.753
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.985
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 停滞夜
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215280
  explicit: false
  by artist: mitsume
  in album: ささやき
    type: MusicAlbum
    date published: 2014
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400089
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T19:47:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3c6326e1d96f70ee6b5a8180ef3435fc64bf8c788468f81aa23b8495d3167ac7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958775
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958775
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400089
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T22:49:45Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c6326e1d96f70ee6b5a8180ef3435fc64bf8c788468f81aa23b8495d3167ac7. Chain 2 (Bitcoin): anchored in block 958775 (2026-07-19T22:49:45Z), 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/JPV501400089.
    date published: 2026-07-19T22:49:45Z
  audio: 停滞夜
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.989
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.672
    additional property: Energy
      type: PropertyValue
      value: 0.839
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.07
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.82
    additional property: Liveness
      type: PropertyValue
      value: 0.105
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.961
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.497
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Paradise
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294840
  explicit: false
  by artist: mitsume
  in album: ささやき
    type: MusicAlbum
    date published: 2014
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPV501400091
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T02:26:36+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Paradise
track: ささやき

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xdcfb755f1dce2e78db2681360c0511a1c12e58a935a6bfe48a1068d30ba51731

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956891

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956891

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400091

OTSTimestamp
type: PropertyValue
value: 2026-07-06T07:16:32Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcfb755f1dce2e78db2681360c0511a1c12e58a935a6bfe48a1068d30ba51731. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/JPV501400091.
date published: 2026-07-06T07:16:32Z

Paradise
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 83.015
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.734
additional property: Energy
  type: PropertyValue
  value: 0.475
additional property: Speechiness
  type: PropertyValue
  value: 0.047
additional property: Acousticness
  type: PropertyValue
  value: 0.376
additional property: Instrumentalness
  type: PropertyValue
  value: 0.002
additional property: Liveness
  type: PropertyValue
  value: 0.042
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.813
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.101
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Major

ささやき
type: MusicRecording
duration: PT2M15S
duration ms: 135160
explicit: false
by artist: mitsume
in album: ささやき
  type: MusicAlbum
  date published: 2014
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPV501400094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T12:49:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa92b4ce9b50d098a671b342e1c7b2738844daaa0a8897b1ec666ab996c347957
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958554
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958554
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400094
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T13:17:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa92b4ce9b50d098a671b342e1c7b2738844daaa0a8897b1ec666ab996c347957. Chain 2 (Bitcoin): anchored in block 958554 (2026-07-18T13:17:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV501400094.
  date published: 2026-07-18T13:17:01Z
audio: ささやき
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.956
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.651
  additional property: Energy
    type: PropertyValue
    value: 0.9
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.08
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.362
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.955
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.154
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Sasayaki
type: MusicAlbum
date published: 2014

ささやき
type: MusicAlbum
date published: 2014

めまい
type: MusicAlbum
date published: 2015-05-27
track: めまい
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235213
  explicit: false
  by artist: mitsume
  in album: めまい
    type: MusicAlbum
    date published: 2015-05-27
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901504150
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T10:10:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa436e5fc66f57060c163b70f286b801782415d5a8c2a783c678179f2b39d0764
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901504150
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa436e5fc66f57060c163b70f286b801782415d5a8c2a783c678179f2b39d0764. 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/JPJ901504150.
    date published: 2026-07-04T11:19:20Z
  audio: めまい
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 95.006
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.797
    additional property: Energy
      type: PropertyValue
      value: 0.301
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.338
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.251
    additional property: Liveness
      type: PropertyValue
      value: 0.107
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.922
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.919
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 取り憑かれて
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264626
  explicit: false
  by artist: mitsume
  in album: めまい
    type: MusicAlbum
    date published: 2015-05-27
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901504160
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:19:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe1b6356ee7936308994be569af6e1e52df3d81f28fee5724456ec95dd2f6ebd3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958771
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958771
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901504160
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T21:20:42Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1b6356ee7936308994be569af6e1e52df3d81f28fee5724456ec95dd2f6ebd3. Chain 2 (Bitcoin): anchored in block 958771 (2026-07-19T21:20:42Z), 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/JPJ901504160.
    date published: 2026-07-19T21:20:42Z
  audio: 取り憑かれて
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 85.019
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.692
    additional property: Energy
      type: PropertyValue
      value: 0.429
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.478
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.637
    additional property: Liveness
      type: PropertyValue
      value: 0.195
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.75
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.201
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Memai
type: MusicAlbum
date published: 2015-05-27

めまい
type: MusicAlbum
date published: 2015-05-27

めまい
type: MusicAlbum
date published: 2015-05-27

A Long Day
type: MusicAlbum
date published: 2016-06-08
track: 天気予報
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165626
  explicit: false
  by artist: mitsume
  in album: A Long Day
    type: MusicAlbum
    date published: 2016-06-08
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901602630
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T21:54:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x996fbc5175cd313a7582d8162ee0a1e67b0a36ff6b35b425e589b26ed3b2132b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958075
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958075
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602630
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-14T22:55:31Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996fbc5175cd313a7582d8162ee0a1e67b0a36ff6b35b425e589b26ed3b2132b. Chain 2 (Bitcoin): anchored in block 958075 (2026-07-14T22:55:31Z), 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/JPJ901602630.
    date published: 2026-07-14T22:55:31Z
  audio: 天気予報
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.014
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.7
    additional property: Energy
      type: PropertyValue
      value: 0.627
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.537
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.622
    additional property: Liveness
      type: PropertyValue
      value: 0.123
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.709
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.392
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 忘れる
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265400
  explicit: false
  by artist: mitsume
  in album: A Long Day
    type: MusicAlbum
    date published: 2016-06-08
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901602640
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T19:49:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xacb71f64d621ede4ba739d36867b8e91efe7c7237cd3409fbfd42598d33ba0f5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958455
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958455
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602640
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T21:28:36Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacb71f64d621ede4ba739d36867b8e91efe7c7237cd3409fbfd42598d33ba0f5. Chain 2 (Bitcoin): anchored in block 958455 (2026-07-17T21:28:36Z), 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/JPJ901602640.
    date published: 2026-07-17T21:28:36Z
  audio: 忘れる
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 96.023
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.786
    additional property: Energy
      type: PropertyValue
      value: 0.374
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.069
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.367
    additional property: Liveness
      type: PropertyValue
      value: 0.1
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.699
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.82
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 真夜中
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145253
  explicit: false
  by artist: mitsume
  in album: A Long Day
    type: MusicAlbum
    date published: 2016-06-08
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901602650
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T20:07:53+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 真夜中
track: オブジェ
track: 船の上
track: キッズ
track: 霧の中

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x861c3dcecd92f90182191ca0502b8498b0fdf3bd2747f7e139ae1b6d6b6e2f9d

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958203

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958203

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602650

OTSTimestamp
type: PropertyValue
value: 2026-07-15T23:09:11Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x861c3dcecd92f90182191ca0502b8498b0fdf3bd2747f7e139ae1b6d6b6e2f9d. Chain 2 (Bitcoin): anchored in block 958203 (2026-07-15T23:09:11Z), 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/JPJ901602650.
date published: 2026-07-15T23:09:11Z

真夜中
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 123.979
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.793
additional property: Energy
  type: PropertyValue
  value: 0.478
additional property: Speechiness
  type: PropertyValue
  value: 0.061
additional property: Acousticness
  type: PropertyValue
  value: 0.221
additional property: Instrumentalness
  type: PropertyValue
  value: 0.108
additional property: Liveness
  type: PropertyValue
  value: 0.083
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.97
additional property: Loudness (dB)
  type: PropertyValue
  value: -9.621
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

オブジェ
type: MusicRecording
duration: PT4M3S
duration ms: 243240
explicit: false
by artist: mitsume
in album: A Long Day
  type: MusicAlbum
  date published: 2016-06-08
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901602660
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T16:46:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x22ee929b9340fda22733bc302565980ca3b7fe9be70a453db65e01ae1607ded3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958316
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958316
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602660
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T01:02:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22ee929b9340fda22733bc302565980ca3b7fe9be70a453db65e01ae1607ded3. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-17T01:02:34Z), 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/JPJ901602660.
  date published: 2026-07-17T01:02:34Z
audio: オブジェ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.015
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.8
  additional property: Energy
    type: PropertyValue
    value: 0.477
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.06
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.203
  additional property: Liveness
    type: PropertyValue
    value: 0.052
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.939
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.004
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

船の上
type: MusicRecording
duration: PT4M24S
duration ms: 264786
explicit: false
by artist: mitsume
in album: A Long Day
  type: MusicAlbum
  date published: 2016-06-08
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901602670
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T16:00:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6c9c191840b9f8408e266657d437a355c638ac64749a7c236de906af85d9c734
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956738
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956738
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602670
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T04:47:21Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c9c191840b9f8408e266657d437a355c638ac64749a7c236de906af85d9c734. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/JPJ901602670.
  date published: 2026-07-05T04:47:21Z
audio: 船の上
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.991
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.816
  additional property: Energy
    type: PropertyValue
    value: 0.438
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.317
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.026
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.912
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.119
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

キッズ
type: MusicRecording
duration: PT4M21S
duration ms: 261226
explicit: false
by artist: mitsume
in album: A Long Day
  type: MusicAlbum
  date published: 2016-06-08
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901602690
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T19:11:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x358fac4dd6403b854eb457196e99a52ae015a3d7dca61dac42af56ff5d5437cd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956841
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956841
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602690
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T22:14:35Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x358fac4dd6403b854eb457196e99a52ae015a3d7dca61dac42af56ff5d5437cd. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), 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/JPJ901602690.
  date published: 2026-07-05T22:14:35Z
audio: キッズ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 179.937
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.708
  additional property: Energy
    type: PropertyValue
    value: 0.459
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.154
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.102
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.838
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.355
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

霧の中
type: MusicRecording
duration: PT5M4S
duration ms: 304360
explicit: false
by artist: mitsume
in album: A Long Day
  type: MusicAlbum
  date published: 2016-06-08
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901602700
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T10:45:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x168b626e258909700f1f661a65e5745f8531ec1b4fe0c899f6fb8e3b578f9f2a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956545
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956545
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901602700
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T19:59:51Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x168b626e258909700f1f661a65e5745f8531ec1b4fe0c899f6fb8e3b578f9f2a. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/JPJ901602700.
  date published: 2026-07-03T19:59:51Z
audio: 霧の中
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.071
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.666
  additional property: Energy
    type: PropertyValue
    value: 0.616
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.657
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.077
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.823
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.297
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

A Long Day
type: MusicAlbum
date published: 2016-06-08

A Long Day
type: MusicAlbum
date published: 2016-06-08

A Long Day
type: MusicAlbum
date published: 2016-06-08

エスパー
type: MusicAlbum
date published: 2017-12-20

エスパー
type: MusicAlbum
date published: 2017-12-20

エスパー
type: MusicAlbum
date published: 2017-12-20
track: 青い月
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286166
  explicit: false
  by artist: mitsume
  in album: エスパー
    type: MusicAlbum
    date published: 2017-12-20
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901711140
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T00:56:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5e91f05dbd98332163f339a75fb50e5eee4690a9030bb06603b35ca984b64965
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956422
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956422
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901711140
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T01:01:38Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e91f05dbd98332163f339a75fb50e5eee4690a9030bb06603b35ca984b64965. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), 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/JPJ901711140.
    date published: 2026-07-03T01:01:38Z
  audio: 青い月
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 118.12
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.723
    additional property: Energy
      type: PropertyValue
      value: 0.609
    additional property: Speechiness
      type: PropertyValue
      value: 0.027
    additional property: Acousticness
      type: PropertyValue
      value: 0.027
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.029
    additional property: Liveness
      type: PropertyValue
      value: 0.097
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.902
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.445
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

セダン
type: MusicAlbum
date published: 2018-08-01

セダン
type: MusicAlbum
date published: 2018-08-01

セダン
type: MusicAlbum
date published: 2018-08-01

なめらかな日々
type: MusicAlbum
date published: 2019-03-27

なめらかな日々
type: MusicAlbum
date published: 2019-03-27

なめらかな日々
type: MusicAlbum
date published: 2019-03-27

Ghosts
type: MusicAlbum
date published: 2019-04-03

Ghosts
type: MusicAlbum
date published: 2019-04-03
track: ゴーストダンス
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215226
  explicit: false
  by artist: mitsume
  in album: Ghosts
    type: MusicAlbum
    date published: 2019-04-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901900760
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-02T20:57:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcf805bb9b8915c38406fa31c6439461b994d9a6d9e039eb2bad5f875c2d53ef0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956396
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956396
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900760
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T21:01:51Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf805bb9b8915c38406fa31c6439461b994d9a6d9e039eb2bad5f875c2d53ef0. Chain 2 (Bitcoin): anchored in block 956396 (2026-07-02T21:01:51Z), 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/JPJ901900760.
    date published: 2026-07-02T21:01:51Z
  audio: ゴーストダンス
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 87.955
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.543
    additional property: Energy
      type: PropertyValue
      value: 0.578
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.012
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.107
    additional property: Liveness
      type: PropertyValue
      value: 0.067
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.703
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.241
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: エックス
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234021
  explicit: false
  by artist: mitsume
  in album: Ghosts
    type: MusicAlbum
    date published: 2019-04-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901900770
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T14:18:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x49bea595f62f3fa88e776da86f76ce754173671e41e7ed7c5c8a7c342f23ec5f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958170
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958170
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900770
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T16:21:50Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49bea595f62f3fa88e776da86f76ce754173671e41e7ed7c5c8a7c342f23ec5f. Chain 2 (Bitcoin): anchored in block 958170 (2026-07-15T16:21:50Z), 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/JPJ901900770.
    date published: 2026-07-15T16:21:50Z
  audio: エックス
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 95.07
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.733
    additional property: Energy
      type: PropertyValue
      value: 0.537
    additional property: Speechiness
      type: PropertyValue
      value: 0.025
    additional property: Acousticness
      type: PropertyValue
      value: 0.609
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.246
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.881
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.103
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: ふたり
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212950
  explicit: false
  by artist: mitsume
  in album: Ghosts
    type: MusicAlbum
    date published: 2019-04-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ901900780
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T09:25:56+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: ふたり
track: クロール
track: タイム
track: ターミナル
track: モーメント

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x35646737cd0ac89c95939b832389f9fcf882063a689bfb5526b74a55c73b1ea7

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956639

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956639

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900780

OTSTimestamp
type: PropertyValue
value: 2026-07-04T11:19:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35646737cd0ac89c95939b832389f9fcf882063a689bfb5526b74a55c73b1ea7. 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/JPJ901900780.
date published: 2026-07-04T11:19:20Z

ふたり
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 99.001
additional property: Musical Key
  type: PropertyValue
  value: 11
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.768
additional property: Energy
  type: PropertyValue
  value: 0.511
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.23
additional property: Instrumentalness
  type: PropertyValue
  value: 0.204
additional property: Liveness
  type: PropertyValue
  value: 0.082
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.629
additional property: Loudness (dB)
  type: PropertyValue
  value: -11.724
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Minor

クロール
type: MusicRecording
duration: PT3M14S
duration ms: 194985
explicit: false
by artist: mitsume
in album: Ghosts
  type: MusicAlbum
  date published: 2019-04-03
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901900810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T11:23:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76e23b837da81f3caef7cfb1e2a03e6ec02d786e9306dabf2524f0f1a66764aa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958543
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958543
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900810
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T11:58:44Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76e23b837da81f3caef7cfb1e2a03e6ec02d786e9306dabf2524f0f1a66764aa. Chain 2 (Bitcoin): anchored in block 958543 (2026-07-18T11:58:44Z), 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/JPJ901900810.
  date published: 2026-07-18T11:58:44Z
audio: クロール
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.188
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.842
  additional property: Energy
    type: PropertyValue
    value: 0.52
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.031
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.128
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.974
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.817
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

タイム
type: MusicRecording
duration: PT3M43S
duration ms: 223072
explicit: false
by artist: mitsume
in album: Ghosts
  type: MusicAlbum
  date published: 2019-04-03
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901900820
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T12:57:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9943421188846f47525f5cdaf633a2b096ee823cf89a50f87579993f021950e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958552
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958552
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900820
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T13:15:29Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9943421188846f47525f5cdaf633a2b096ee823cf89a50f87579993f021950e. Chain 2 (Bitcoin): anchored in block 958552 (2026-07-18T13:15:29Z), 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/JPJ901900820.
  date published: 2026-07-18T13:15:29Z
audio: タイム
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.982
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.587
  additional property: Energy
    type: PropertyValue
    value: 0.546
  additional property: Speechiness
    type: PropertyValue
    value: 0.022
  additional property: Acousticness
    type: PropertyValue
    value: 0.055
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.746
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.368
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

ターミナル
type: MusicRecording
duration: PT6M7S
duration ms: 367742
explicit: false
by artist: mitsume
in album: Ghosts
  type: MusicAlbum
  date published: 2019-04-03
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901900830
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T00:14:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ffc77a5c1d263b9bc1199928bf3a93f2e3b0866495ca97bb8eae0eeea3ca5eb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958945
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958945
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900830
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T00:35:28Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ffc77a5c1d263b9bc1199928bf3a93f2e3b0866495ca97bb8eae0eeea3ca5eb. Chain 2 (Bitcoin): anchored in block 958945 (2026-07-21T00:35:28Z), 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/JPJ901900830.
  date published: 2026-07-21T00:35:28Z
audio: ターミナル
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.956
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.65
  additional property: Energy
    type: PropertyValue
    value: 0.612
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.05
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
    type: PropertyValue
    value: 0.259
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.584
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.858
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

モーメント
type: MusicRecording
duration: PT2M51S
duration ms: 171759
explicit: false
by artist: mitsume
in album: Ghosts
  type: MusicAlbum
  date published: 2019-04-03
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ901900840
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T04:58:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb14805c2b13e0f0346660eb5abaf271e5f23b47f2ccbbd132c6f4f55fe309649
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956776
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956776
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ901900840
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T10:59:37Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb14805c2b13e0f0346660eb5abaf271e5f23b47f2ccbbd132c6f4f55fe309649. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/JPJ901900840.
  date published: 2026-07-05T10:59:37Z
audio: モーメント
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 87.024
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.622
  additional property: Energy
    type: PropertyValue
    value: 0.529
  additional property: Speechiness
    type: PropertyValue
    value: 0.025
  additional property: Acousticness
    type: PropertyValue
    value: 0.164
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.812
  additional property: Liveness
    type: PropertyValue
    value: 0.079
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.8
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.78
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ghosts
type: MusicAlbum
date published: 2019-04-03

睡魔
type: MusicAlbum
date published: 2020-04-01

睡魔
type: MusicAlbum
date published: 2020-04-01

睡魔
type: MusicAlbum
date published: 2020-04-01

ブルーハワイ
type: MusicAlbum
date published: 2020-04-22

ブルーハワイ
type: MusicAlbum
date published: 2020-04-22

ブルーハワイ
type: MusicAlbum
date published: 2020-04-22

ダンス
type: MusicAlbum
date published: 2020-06-03

ダンス
type: MusicAlbum
date published: 2020-06-03

ダンス
type: MusicAlbum
date published: 2020-06-03

ジンクス
type: MusicAlbum
date published: 2020-07-08

ジンクス
type: MusicAlbum
date published: 2020-07-08

ジンクス
type: MusicAlbum
date published: 2020-07-08

トニック・ラブ
type: MusicAlbum
date published: 2020-08-19

トニック・ラブ
type: MusicAlbum
date published: 2020-08-19

トニック・ラブ
type: MusicAlbum
date published: 2020-08-19

トニック・ラブ (tofubeats remix)
type: MusicAlbum
date published: 2020-09-23
track: トニック・ラブ (tofubeats remix)
  type: MusicRecording
  duration: PT8M33S
  duration ms: 513710
  explicit: false
  by artist: mitsume
  in album: トニック・ラブ (tofubeats remix)
    type: MusicAlbum
    date published: 2020-09-23
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902010880
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T22:01:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe926d6d349cff68aacee02ed6b9d79142688cb864ab9d85ef01aa7360fcc5f41
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958943
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958943
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902010880
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T00:27:37Z
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe926d6d349cff68aacee02ed6b9d79142688cb864ab9d85ef01aa7360fcc5f41. Chain 2 (Bitcoin): anchored in block 958943 (2026-07-21T00:27:37Z), 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/JPJ902010880.
    date published: 2026-07-21T00:27:37Z
  audio: トニック・ラブ (tofubeats remix)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.007
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.796
    additional property: Energy
      type: PropertyValue
      value: 0.595
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.076
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.849
    additional property: Liveness
      type: PropertyValue
      value: 0.078
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.267
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.959
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

トニック・ラブ (tofubeats remix)
type: MusicAlbum
date published: 2020-09-23

トニック・ラブ (tofubeats remix)
type: MusicAlbum
date published: 2020-09-23

フィクション
type: MusicAlbum
date published: 2021-02-17

フィクション
type: MusicAlbum
date published: 2021-02-17

Basic
type: MusicAlbum
date published: 2021-03-17

Basic
type: MusicAlbum
date published: 2021-03-17
track: Basic

VI
type: MusicAlbum
date published: 2021-03-24
track: Intro
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55159
  explicit: false
  by artist: mitsume
  in album: VI
    type: MusicAlbum
    date published: 2021-03-24
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902100190
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T12:13:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b1b8a9aade72880d01a15b9ac1239a15f82b4fc0e13fe6e4436f40d468ed150
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902100190
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b1b8a9aade72880d01a15b9ac1239a15f82b4fc0e13fe6e4436f40d468ed150. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/JPJ902100190.
    date published: 2026-07-05T19:27:56Z
  audio: Intro
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 84.313
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.536
    additional property: Energy
      type: PropertyValue
      value: 0.31
    additional property: Speechiness
      type: PropertyValue
      value: 0.4
    additional property: Acousticness
      type: PropertyValue
      value: 0.98
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.879
    additional property: Liveness
      type: PropertyValue
      value: 0.347
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.243
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.926
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 変身
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155837
  explicit: false
  by artist: mitsume
  in album: VI
    type: MusicAlbum
    date published: 2021-03-24
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902100210
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T21:52:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x24cc94a193d7ff8959982bba913a3549005010f641bb44eac4a25a046144cacc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958074
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958074
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902100210
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-14T22:45:25Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24cc94a193d7ff8959982bba913a3549005010f641bb44eac4a25a046144cacc. Chain 2 (Bitcoin): anchored in block 958074 (2026-07-14T22:45:25Z), 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/JPJ902100210.
    date published: 2026-07-14T22:45:25Z
  audio: 変身
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 99.958
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.618
    additional property: Energy
      type: PropertyValue
      value: 0.646
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.174
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.014
    additional property: Liveness
      type: PropertyValue
      value: 0.331
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.777
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.362
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: ダンス
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285248
  explicit: false
  by artist: mitsume
  in album: VI
    type: MusicAlbum
    date published: 2021-03-24
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902002740
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T04:49:05+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: ダンス
track: システム
track: トニック・ラブ

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x6bcf8509e32879efd0abe197300515b39846a4439febddce741f5cabe5d239a7

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956639

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956639

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902002740

OTSTimestamp
type: PropertyValue
value: 2026-07-04T11:19:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bcf8509e32879efd0abe197300515b39846a4439febddce741f5cabe5d239a7. 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/JPJ902002740.
date published: 2026-07-04T11:19:20Z

ダンス
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 91.966
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.593
additional property: Energy
  type: PropertyValue
  value: 0.659
additional property: Speechiness
  type: PropertyValue
  value: 0.026
additional property: Acousticness
  type: PropertyValue
  value: 0.022
additional property: Instrumentalness
  type: PropertyValue
  value: 0.506
additional property: Liveness
  type: PropertyValue
  value: 0.118
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.728
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.278
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

システム
type: MusicRecording
duration: PT4M19S
duration ms: 259821
explicit: false
by artist: mitsume
in album: VI
  type: MusicAlbum
  date published: 2021-03-24
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ902100230
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-12T19:03:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cc48266f120f4b66172d647f6407220cf463bf2125ff3f229ec28bdcdf773e9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957745
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957745
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902100230
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-12T19:20:20Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc48266f120f4b66172d647f6407220cf463bf2125ff3f229ec28bdcdf773e9. Chain 2 (Bitcoin): anchored in block 957745 (2026-07-12T19:20:20Z), 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/JPJ902100230.
  date published: 2026-07-12T19:20:20Z
audio: システム
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.98
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.529
  additional property: Energy
    type: PropertyValue
    value: 0.8
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.142
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.133
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.404
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.809
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

トニック・ラブ
type: MusicRecording
duration: PT4M32S
duration ms: 272921
explicit: false
by artist: mitsume
in album: VI
  type: MusicAlbum
  date published: 2021-03-24
genre: japanese indie
genre: j-r&b
genre: j-rock
genre: shibuya-kei
isrc code: JPJ902002750
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T22:32:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4340377dae07c8330f99340de776402a20082c323595bc58949a8d65982bbac3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958075
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958075
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902002750
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-14T22:55:31Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4340377dae07c8330f99340de776402a20082c323595bc58949a8d65982bbac3. Chain 2 (Bitcoin): anchored in block 958075 (2026-07-14T22:55:31Z), 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/JPJ902002750.
  date published: 2026-07-14T22:55:31Z
audio: トニック・ラブ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.992
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.827
  additional property: Energy
    type: PropertyValue
    value: 0.722
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.231
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.366
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.903
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.995
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

VI
type: MusicAlbum
date published: 2021-03-24

''mitsume archives'' best [Live]
type: MusicAlbum
date published: 2021-09-08

''mitsume archives'' best [Live]
type: MusicAlbum
date published: 2021-09-08

''mitsume archives'' best [Live]
type: MusicAlbum
date published: 2021-09-08
track: ブルーハワイ (Live at Akasaka BLITZ, 2018/4/25)
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251120
  explicit: false
  by artist: mitsume
  in album: ''mitsume archives'' best [Live]
    type: MusicAlbum
    date published: 2021-09-08
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902109840
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T16:08:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6f0741ce7439f43538d17c47ecca6f6fe1c6c0cc5b8ebe3ae8dd9ee62267a564
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959031
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959031
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902109840
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T19:06:25Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f0741ce7439f43538d17c47ecca6f6fe1c6c0cc5b8ebe3ae8dd9ee62267a564. Chain 2 (Bitcoin): anchored in block 959031 (2026-07-21T19:06:25Z), 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/JPJ902109840.
    date published: 2026-07-21T19:06:25Z
  audio: ブルーハワイ (Live at Akasaka BLITZ, 2018/4/25)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.789
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.652
    additional property: Energy
      type: PropertyValue
      value: 0.433
    additional property: Speechiness
      type: PropertyValue
      value: 0.026
    additional property: Acousticness
      type: PropertyValue
      value: 0.093
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.026
    additional property: Liveness
      type: PropertyValue
      value: 0.108
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.518
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.371
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

number
type: MusicAlbum
date published: 2022-07-06

mitsume Live "Recording"
type: MusicAlbum
date published: 2022-08-03
track: Fly me to the mars - 2022
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239575
  explicit: false
  by artist: mitsume
  in album: mitsume Live "Recording"
    type: MusicAlbum
    date published: 2022-08-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902202600
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T19:41:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf9989e882fdaca2034411c72377f264f934a19c4f753d99b03cc676048fffd86
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956856
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956856
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902202600
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:25:57Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9989e882fdaca2034411c72377f264f934a19c4f753d99b03cc676048fffd86. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902202600.
    date published: 2026-07-06T01:25:57Z
  audio: Fly me to the mars - 2022
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.676
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.731
    additional property: Energy
      type: PropertyValue
      value: 0.548
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.588
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.102
    additional property: Liveness
      type: PropertyValue
      value: 0.1
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.823
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.484
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: number - 2022
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252321
  explicit: false
  by artist: mitsume
  in album: mitsume Live "Recording"
    type: MusicAlbum
    date published: 2022-08-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902202610
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T21:55:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf10b6b6855c825e924d54b7b978dec405f78681b5693142dd8b2348f8e2edb49
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958074
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958074
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902202610
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-14T22:45:25Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf10b6b6855c825e924d54b7b978dec405f78681b5693142dd8b2348f8e2edb49. Chain 2 (Bitcoin): anchored in block 958074 (2026-07-14T22:45:25Z), 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/JPJ902202610.
    date published: 2026-07-14T22:45:25Z
  audio: number - 2022
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.651
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.48
    additional property: Energy
      type: PropertyValue
      value: 0.888
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.159
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.026
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.595
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.449
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Shadow - 2022
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281854
  explicit: false
  by artist: mitsume
  in album: mitsume Live "Recording"
    type: MusicAlbum
    date published: 2022-08-03
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902202630
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T09:37:55+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Shadow - 2022

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9f6937120b896ecc13848fb2a4be90e4f1c8ab08c9879351eecfdeaea17b061d

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956776

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956776

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902202630

OTSTimestamp
type: PropertyValue
value: 2026-07-05T10:59:37Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f6937120b896ecc13848fb2a4be90e4f1c8ab08c9879351eecfdeaea17b061d. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/JPJ902202630.
date published: 2026-07-05T10:59:37Z

Shadow - 2022
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 104.03
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.668
additional property: Energy
  type: PropertyValue
  value: 0.782
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.024
additional property: Instrumentalness
  type: PropertyValue
  value: 0.435
additional property: Liveness
  type: PropertyValue
  value: 0.1
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.941
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.926
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Minor

メビウス
type: MusicAlbum
date published: 2022-11-02
track: メビウス
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214946
  explicit: false
  by artist: mitsume
  in album: メビウス
    type: MusicAlbum
    date published: 2022-11-02
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902204830
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T03:35:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x30d89f1bbe3b9f822136dd41745b11b52095775a4a8b79e4feed43bc7c8205a7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958816
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958816
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902204830
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T06:38:22Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30d89f1bbe3b9f822136dd41745b11b52095775a4a8b79e4feed43bc7c8205a7. Chain 2 (Bitcoin): anchored in block 958816 (2026-07-20T06:38:22Z), 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/JPJ902204830.
    date published: 2026-07-20T06:38:22Z
  audio: メビウス
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 100.028
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.649
    additional property: Energy
      type: PropertyValue
      value: 0.716
    additional property: Speechiness
      type: PropertyValue
      value: 0.026
    additional property: Acousticness
      type: PropertyValue
      value: 0.251
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.082
    additional property: Liveness
      type: PropertyValue
      value: 0.069
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.874
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.177
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

チョコレート
type: MusicAlbum
date published: 2023-03-14
track: チョコレート
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225496
  explicit: false
  by artist: mitsume
  in album: チョコレート
    type: MusicAlbum
    date published: 2023-03-14
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902300690
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T10:39:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaee9aacb6270c17907ebd2c801cf6434ef3ff6ea4ed1098ec45ab91d3494b2f3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902300690
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaee9aacb6270c17907ebd2c801cf6434ef3ff6ea4ed1098ec45ab91d3494b2f3. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/JPJ902300690.
    date published: 2026-07-03T21:18:05Z
  audio: チョコレート
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 99.986
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.685
    additional property: Energy
      type: PropertyValue
      value: 0.846
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.208
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.032
    additional property: Liveness
      type: PropertyValue
      value: 0.068
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.965
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.669
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

忘れたい
type: MusicAlbum
date published: 2023-04-12
track: 忘れたい
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202324
  explicit: false
  by artist: mitsume
  in album: 忘れたい
    type: MusicAlbum
    date published: 2023-04-12
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902204840
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:58:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5065fbd9d6e9d84493e68c0ae15ae620f28f6f401f0dd74afa95c7d7d550623
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956576
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956576
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902204840
  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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5065fbd9d6e9d84493e68c0ae15ae620f28f6f401f0dd74afa95c7d7d550623. 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/JPJ902204840.
    date published: 2026-07-04T02:06:47Z
  audio: 忘れたい
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.002
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.742
    additional property: Energy
      type: PropertyValue
      value: 0.686
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.316
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.853
    additional property: Liveness
      type: PropertyValue
      value: 0.122
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.96
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.668
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

ドライブ EP
type: MusicAlbum
date published: 2023-05-17
track: ドライブ
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283708
  explicit: false
  by artist: mitsume
  in album: ドライブ EP
    type: MusicAlbum
    date published: 2023-05-17
  genre: japanese indie
  genre: j-r&b
  genre: j-rock
  genre: shibuya-kei
  isrc code: JPJ902204820
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T20:01:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4feb970b1c2d5393f340deb521e55ca289a775fdfc2710782d9928b5f549efe7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958775
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958775
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902204820
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T20:13:58Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4feb970b1c2d5393f340deb521e55ca289a775fdfc2710782d9928b5f549efe7. Chain 2 (Bitcoin): anchored in block 958775 (2026-07-19T20:13:58Z), 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/JPJ902204820.
    date published: 2026-07-19T20:13:58Z
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