Maison de Queen
type: MusicGroup
popularity: 4
followers: 83
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce1e1a34e9e458302d44811fc6d022be8b14aabbbe5f3ff45052dbed9baea69f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953899
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953899
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/114f323e-149e-4d89-90c4-c127e9b9ee64.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/114f323e-149e-4d89-90c4-c127e9b9ee64.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/114f323e-149e-4d89-90c4-c127e9b9ee64
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T06:37:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xce1e1a34e9e458302d44811fc6d022be8b14aabbbe5f3ff45052dbed9baea69f","name":"Maison de Queen","registered_at":"2026-06-15T19:37:43Z","symbol":"NIM0810810","token_address":"0x68cc62721b10b9e3b6b33a54d6e22b6a8f9d79ac","type":"artist","uuid":"114f323e-149e-4d89-90c4-c127e9b9ee64"}
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 0xce1e1a34e9e458302d44811fc6d022be8b14aabbbe5f3ff45052dbed9baea69f. Chain 2 (Bitcoin): anchored in block 953899 (2026-06-16T06:37:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/114f323e-149e-4d89-90c4-c127e9b9ee64.json and https://artists.proofprofile.net/proofs/artist/114f323e-149e-4d89-90c4-c127e9b9ee64.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T06:37:25Z
  text: {"copyright_id":"0xce1e1a34e9e458302d44811fc6d022be8b14aabbbe5f3ff45052dbed9baea69f","name":"Maison de Queen","registered_at":"2026-06-15T19:37:43Z","symbol":"NIM0810810","token_address":"0x68cc62721b10b9e3b6b33a54d6e22b6a8f9d79ac","type":"artist","uuid":"114f323e-149e-4d89-90c4-c127e9b9ee64"}
album: 偶像ファンタジア
  type: MusicAlbum
  date published: 2025-04-18
  track: 偶像ファンタジア
    type: MusicRecording
    duration: PT3M44S
    duration ms: 224391
    explicit: false
    by artist: Maison de Queen
    in album: 偶像ファンタジア
      type: MusicAlbum
      date published: 2025-04-18
    isrc code: TCJPG2539065
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T00:03:05+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xda36e2b2d6cfbc46d31e99ae679b748af4c5c9bcd6196e2e254bfc6ce4295623
    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/TCJPG2539065
    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 0xda36e2b2d6cfbc46d31e99ae679b748af4c5c9bcd6196e2e254bfc6ce4295623. 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/TCJPG2539065.
      date published: 2026-07-13T00:36:44Z
    audio: 偶像ファンタジア
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 170.084
      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: 0.577
      additional property: Energy
        type: PropertyValue
        value: 0.949
      additional property: Speechiness
        type: PropertyValue
        value: 0.088
      additional property: Acousticness
        type: PropertyValue
        value: 0.039
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.245
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.52
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.017
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Idol Fantasia
  type: MusicAlbum
  date published: 2025-04-18
album: TWISTED
  type: MusicAlbum
  date published: 2025-05-02
album: TWISTED
  type: MusicAlbum
  date published: 2025-05-02
  track: TWISTED
    type: MusicRecording
    duration: PT3M46S
    duration ms: 226697
    explicit: false
    by artist: Maison de Queen
    in album: TWISTED
      type: MusicAlbum
      date published: 2025-05-02
    isrc code: TCJPG2587611
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T23:22:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3ffc9530bd82ee588a30a67439c5634aa5cbdd93a900535a602dc97a0cb7701b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958798
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958798
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPG2587611
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T02:23:36Z
    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 0x3ffc9530bd82ee588a30a67439c5634aa5cbdd93a900535a602dc97a0cb7701b. Chain 2 (Bitcoin): anchored in block 958798 (2026-07-20T02:23:36Z), 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/TCJPG2587611.
      date published: 2026-07-20T02:23:36Z
    audio: TWISTED
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 109.878
      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: 0.558
      additional property: Energy
        type: PropertyValue
        value: 0.966
      additional property: Speechiness
        type: PropertyValue
        value: 0.067
      additional property: Acousticness
        type: PropertyValue
        value: 0.003
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: STAY GOLD
album: SPRECHCORE
album: SPRECHCHOR
album: シュプレヒコール
album: KILLA
album: I MEAN
album: KINGDOM
album: FIND ON ME
album: Jumpin' Up
album: Glorious days
album: TINYDAYS
album: 絶対的、私になる。
album: Absolutely, become me.
album: MAKE THE QUEEN
album: indication
album: As the goddess said
album: 女神様の言う通り
album: Proudpuppet

Liveness
type: PropertyValue
value: 0.424

Valence (Positivity)
type: PropertyValue
value: 0.118

Loudness (dB)
type: PropertyValue
value: -3.372

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

STAY GOLD
type: MusicAlbum
date published: 2025-06-01

STAY GOLD
type: MusicAlbum
date published: 2025-06-01

SPRECHCORE
type: MusicAlbum
date published: 2025-06-15

STAY GOLD
type: MusicAlbum
date published: 2025-06-19

SPRECHCHOR
type: MusicAlbum
date published: 2025-06-19
track: SPRECHCHOR
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214166
  explicit: false
  by artist: Maison de Queen
  in album: SPRECHCHOR
    type: MusicAlbum
    date published: 2025-06-19
  isrc code: TCJPI2587503
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xde282f2ab3faedfddd03fd513c9a0c2f2cba7425d5e597868f0f6528832d4239
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPI2587503
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:20:19Z
  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 0xde282f2ab3faedfddd03fd513c9a0c2f2cba7425d5e597868f0f6528832d4239. Chain 2 (Bitcoin): anchored in block 958822 (2026-07-20T07:20:19Z), 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/TCJPI2587503.
    date published: 2026-07-20T07:20:19Z
  audio: SPRECHCHOR
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 179.993
    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: 0.427
    additional property: Energy
      type: PropertyValue
      value: 0.923
    additional property: Speechiness
      type: PropertyValue
      value: 0.068
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.231
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.53
    additional property: Loudness (dB)
      type: PropertyValue
      value: -1.924
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

シュプレヒコール
type: MusicAlbum
date published: 2025-06-19
track: シュプレヒコール
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214166
  explicit: false
  by artist: Maison de Queen
  in album: シュプレヒコール
    type: MusicAlbum
    date published: 2025-06-19
  isrc code: TCJPI2587503
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T00:15:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xde282f2ab3faedfddd03fd513c9a0c2f2cba7425d5e597868f0f6528832d4239
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958087
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958087
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPI2587503
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T02:56:49Z
  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 0xde282f2ab3faedfddd03fd513c9a0c2f2cba7425d5e597868f0f6528832d4239. Chain 2 (Bitcoin): anchored in block 958087 (2026-07-15T02:56:49Z), 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/TCJPI2587503.
    date published: 2026-07-15T02:56:49Z
  audio: シュプレヒコール
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 179.993
    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: 0.427
    additional property: Energy
      type: PropertyValue
      value: 0.923
    additional property: Speechiness
      type: PropertyValue
      value: 0.068
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.231
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.53
    additional property: Loudness (dB)
      type: PropertyValue
      value: -1.924
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

STAY GOLD
type: MusicAlbum
date published: 2025-06-19
track: STAY GOLD
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202214
  explicit: false
  by artist: Maison de Queen
  in album: STAY GOLD
    type: MusicAlbum
    date published: 2025-06-19
  isrc code: TCJPJ2504985
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T22:51:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x82b25bed5a2ca17ec109765877232218946f53101540eabdd72955e8c258b59f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958340
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958340
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPJ2504985
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T00:53:26Z
  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 0x82b25bed5a2ca17ec109765877232218946f53101540eabdd72955e8c258b59f. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), 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/TCJPJ2504985.
    date published: 2026-07-17T00:53:26Z
  audio: STAY GOLD
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 104.999
    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: 0.58
    additional property: Energy
      type: PropertyValue
      value: 0.979
    additional property: Speechiness
      type: PropertyValue
      value: 0.169
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.285
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.334
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.57
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

KILLA
type: MusicAlbum
date published: 2025-06-30

KILLA
type: MusicAlbum
date published: 2025-06-30
track: KILLA
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197591
  explicit: false
  by artist: Maison de Queen
  in album: KILLA
    type: MusicAlbum
    date published: 2025-06-30
  isrc code: TCJPJ2541510
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T13:06:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x64fad7d6a772168bb52a7525783ca95a44300ee154b984f3ed1c3682d4fc21f1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958157
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958157
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPJ2541510
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T16:05:42Z
  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 0x64fad7d6a772168bb52a7525783ca95a44300ee154b984f3ed1c3682d4fc21f1. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T16:05:42Z), 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/TCJPJ2541510.
    date published: 2026-07-15T16:05:42Z
  audio: KILLA
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 95.506
    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: 0.46
    additional property: Energy
      type: PropertyValue
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I MEAN
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date published: 2025-07-13

I MEAN
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date published: 2025-07-13

KINGDOM
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date published: 2025-08-02

KINGDOM
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date published: 2025-08-02
track: KINGDOM
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-17T08:58:43Z
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FIND ON ME
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date published: 2025-08-09

FIND ON ME
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date published: 2025-08-09

Jumpin' Up
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Jumpin' Up
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date published: 2025-08-16

Glorious days
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date published: 2025-08-22

Glorious days
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date published: 2025-08-22

TINYDAYS
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date published: 2025-08-23

TINYDAYS
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date published: 2025-08-23

絶対的、私になる。
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track: 絶対的、私になる。
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-05T12:31:54Z
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Absolutely, become me.
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date published: 2025-09-07

MAKE THE QUEEN
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date published: 2025-09-11
track: MAKE THE QUEEN
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-17T09:46:31Z
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MAKE THE QUEEN
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date published: 2025-09-11

indication
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    date published: 2026-07-18T19:27:02Z
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indication
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date published: 2025-09-19

As the goddess said
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date published: 2025-10-17

女神様の言う通り
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date published: 2025-10-17

Proudpuppet
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date published: 2025-11-01

Proudpuppet
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date published: 2025-11-01