ヲタみん
type: MusicGroup
genre: vocaloid
popularity: 17
followers: 6589
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77e83b42d5952eba3401ef29232f7230bc836308908276c50256be0981f63576
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953724
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953724
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T01:43:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x77e83b42d5952eba3401ef29232f7230bc836308908276c50256be0981f63576","name":"ヲタみん","registered_at":"2026-06-14T19:08:37Z","symbol":"NIM0548471","token_address":"0x9627167889b4dedb265792214512e5c57d9dbbc7","type":"artist","uuid":"8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d"}
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 0x77e83b42d5952eba3401ef29232f7230bc836308908276c50256be0981f63576. Chain 2 (Bitcoin): anchored in block 953724 (2026-06-15T01:43:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d.json and https://artists.proofprofile.net/proofs/artist/8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T01:43:13Z
  text: {"copyright_id":"0x77e83b42d5952eba3401ef29232f7230bc836308908276c50256be0981f63576","name":"ヲタみん","registered_at":"2026-06-14T19:08:37Z","symbol":"NIM0548471","token_address":"0x9627167889b4dedb265792214512e5c57d9dbbc7","type":"artist","uuid":"8b0a2aa4-4ddf-42b6-9f0b-eb65242f222d"}
album: 螺旋の祈り (Game ver.)
album: 風は憶えてる (Game Ver.)
album: Eternal Voice
  type: MusicAlbum
  date published: 2012-11-14
  track: ネトゲ廃人シュプレヒコール
    type: MusicRecording
    duration: PT4M53S
    duration ms: 293466
    explicit: false
    by artist: ヲタみん
    in album: Eternal Voice
      type: MusicAlbum
      date published: 2012-11-14
    genre: vocaloid
    isrc code: JPV201200710
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T06:07:48+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4d90bd8c417abc275554609d2a8549d0ef7380f51c02629a3f843c6e42bc5460
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958110
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958110
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV201200710
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T06:57:12Z
    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 0x4d90bd8c417abc275554609d2a8549d0ef7380f51c02629a3f843c6e42bc5460. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/JPV201200710.
      date published: 2026-07-15T06:57:12Z
    audio: ネトゲ廃人シュプレヒコール
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 174.913
      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: 0.601
      additional property: Energy
        type: PropertyValue
        value: 0.951
      additional property: Speechiness
        type: PropertyValue
        value: 0.063
      additional property: Acousticness
        type: PropertyValue
        value: 0.016
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.001
      additional property: Liveness
        type: PropertyValue
        value: 0.343
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.641
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.879
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: rain stops,good-bye
    type: MusicRecording
    duration: PT5M35S
    duration ms: 335293
    explicit: false
    by artist: ヲタみん
    in album: Eternal Voice
      type: MusicAlbum
      date published: 2012-11-14
    genre: vocaloid
    isrc code: JPV201200712
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-02T22:02:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe38ffb6238656b828bb2781b6f42c0c41e97221e5e792656d01a420ea52acee8
    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/JPV201200712
    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 0xe38ffb6238656b828bb2781b6f42c0c41e97221e5e792656d01a420ea52acee8. 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/JPV201200712.
      date published: 2026-07-03T01:01:38Z
    audio: rain stops,good-bye
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 147.932
      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: 0.488
      additional property: Energy
        type: PropertyValue
        value: 0.521
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.522
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.207
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Ambitious Voice
album: Cheerful Voice
album: WOTAMIN the BEST

Valence (Positivity)
type: PropertyValue
value: 0.363

Loudness (dB)
type: PropertyValue
value: -7.082

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Ambitious Voice
type: MusicAlbum
date published: 2013-11-13
track: スウィートタイム
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252360
  explicit: false
  by artist: ヲタみん
  in album: Ambitious Voice
    type: MusicAlbum
    date published: 2013-11-13
  genre: vocaloid
  isrc code: JPV201300691
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:59:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb571a64441c86e52191b2ca25f0487be845390e9cd56606f607eb05a74809252
  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/JPV201300691
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T22:00:30Z
  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 0xb571a64441c86e52191b2ca25f0487be845390e9cd56606f607eb05a74809252. Chain 2 (Bitcoin): anchored in block 958771 (2026-07-19T22:00:30Z), 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/JPV201300691.
    date published: 2026-07-19T22:00:30Z
  audio: スウィートタイム
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 95.02
    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: 0.683
    additional property: Energy
      type: PropertyValue
      value: 0.71
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.487
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.734
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.189
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

Cheerful Voice
type: MusicAlbum
date published: 2014-12-03
track: それがあなたの幸せとしても
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275160
  explicit: false
  by artist: ヲタみん
  in album: Cheerful Voice
    type: MusicAlbum
    date published: 2014-12-03
  genre: vocaloid
  isrc code: JPV201400651
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T04:51:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x20e1df1baca57ef8f029ef6d9a3fc9f3efbe1948bd80e14e656fd814f3e999dc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956790
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956790
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV201400651
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T12:31:54Z
  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 0x20e1df1baca57ef8f029ef6d9a3fc9f3efbe1948bd80e14e656fd814f3e999dc. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/JPV201400651.
    date published: 2026-07-05T12:31:54Z
  audio: それがあなたの幸せとしても
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 153.946
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.496
    additional property: Energy
      type: PropertyValue
      value: 0.533
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.101
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.189
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.375
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.738
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 敗北の少年
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222440
  explicit: false
  by artist: ヲタみん
  in album: Cheerful Voice
    type: MusicAlbum
    date published: 2014-12-03
  genre: vocaloid
  isrc code: JPV201400653
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T00:12:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa7f8bf14038b2cf0a593d3153f61ceec276e82e9f0bfc39a73d5ca141fef0d2a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957780
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957780
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV201400653
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T00:36:44Z
  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 0xa7f8bf14038b2cf0a593d3153f61ceec276e82e9f0bfc39a73d5ca141fef0d2a. Chain 2 (Bitcoin): anchored in block 957780 (2026-07-13T00:36:44Z), 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/JPV201400653.
    date published: 2026-07-13T00:36:44Z
  audio: 敗北の少年
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 184.961
    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: 0.407
    additional property: Energy
      type: PropertyValue
      value: 0.931
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.184
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.58
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.669
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: WAVE
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186280
  explicit: false
  by artist: ヲタみん
  in album: Cheerful Voice
    type: MusicAlbum
    date published: 2014-12-03
  genre: vocaloid
  isrc code: JPV201400657
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T00:35:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xedbb5ece7c35f501e188bfae915d08617f3b2f80778c0817494fd4c16a7da645
  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
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: WAVE

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV201400657

OTSTimestamp
type: PropertyValue
value: 2026-07-18T04:13:26Z

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 0xedbb5ece7c35f501e188bfae915d08617f3b2f80778c0817494fd4c16a7da645. 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/JPV201400657.
date published: 2026-07-18T04:13:26Z

WAVE
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 130.058
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: 0.587
additional property: Energy
  type: PropertyValue
  value: 0.91
additional property: Speechiness
  type: PropertyValue
  value: 0.057
additional property: Acousticness
  type: PropertyValue
  value: 0.009
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.24
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.878
additional property: Loudness (dB)
  type: PropertyValue
  value: -3.822
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Minor

WOTAMIN the BEST
type: MusicAlbum
date published: 2023-04-20

WOTAMIN the BEST
type: MusicAlbum
date published: 2023-04-20
track: Dear
  type: MusicRecording
  duration: PT5M26S
  duration ms: 326400
  explicit: false
  by artist: ヲタみん
  in album: WOTAMIN the BEST
    type: MusicAlbum
    date published: 2023-04-20
  genre: vocaloid
  isrc code: JPV201300701
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T22:04:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x696180fb42784c78fdacb05164f75b5637d7d4c7b5fac2390c3ddefec1f9367a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPV201300701
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x696180fb42784c78fdacb05164f75b5637d7d4c7b5fac2390c3ddefec1f9367a. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/JPV201300701.
    date published: 2026-07-05T01:43:49Z
  audio: Dear
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.928
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.61
    additional property: Energy
      type: PropertyValue
      value: 0.34
    additional property: Speechiness
      type: PropertyValue
      value: 0.026
    additional property: Acousticness
      type: PropertyValue
      value: 0.045
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.145
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.228
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.466
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor