谷崎詩音（CV：佳原萌枝）
type: MusicGroup
genre: anime
popularity: 11
followers: 40
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe2de88c9869b689392f255adce1936711f5ef3a2a78d3f0f258a7a67364853e6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953803
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953803
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T15:41:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe2de88c9869b689392f255adce1936711f5ef3a2a78d3f0f258a7a67364853e6","name":"谷崎詩音（CV：佳原萌枝）","registered_at":"2026-06-15T04:20:52Z","symbol":"NIM0680292","token_address":"0x50a8c7a83904db3f6a40cf6763b7e09629ec01e1","type":"artist","uuid":"e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2de88c9869b689392f255adce1936711f5ef3a2a78d3f0f258a7a67364853e6. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee.json and https://artists.proofprofile.net/proofs/artist/e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T15:41:00Z
  text: {"copyright_id":"0xe2de88c9869b689392f255adce1936711f5ef3a2a78d3f0f258a7a67364853e6","name":"谷崎詩音（CV：佳原萌枝）","registered_at":"2026-06-15T04:20:52Z","symbol":"NIM0680292","token_address":"0x50a8c7a83904db3f6a40cf6763b7e09629ec01e1","type":"artist","uuid":"e19300f6-4b72-4ff4-8f8e-0ddc1ba905ee"}
album: Slow Starter (TV Animation “Narenare -Cheer for you!-” Featured Songs)
  type: MusicAlbum
  date published: 2024-08-26
  track: Slow Starter (TV Animation “Narenare -Cheer for you!-” Featured Songs)
    type: MusicRecording
    duration: PT3M40S
    duration ms: 220240
    explicit: false
    by artist: 小父内涼葉（CV：中島由貴）
    by artist: 谷崎詩音（CV：佳原萌枝）
    in album: Slow Starter (TV Animation “Narenare -Cheer for you!-” Featured Songs)
      type: MusicAlbum
      date published: 2024-08-26
    popularity: 10
    isrc code: JPW742400030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-31T04:59:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3cda2501c8528c1c0e0f590ab1659733dc455ca92cd86e1e48242b9755d1ab92
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 960348
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/960348
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400030
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-31T05:17:02Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cda2501c8528c1c0e0f590ab1659733dc455ca92cd86e1e48242b9755d1ab92. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400030.
      date published: 2026-07-31T05:17:02Z
    audio: Slow Starter (TV Animation “Narenare -Cheer for you!-” Featured Songs)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 171.766
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.5
      additional property: Energy
        type: PropertyValue
        value: 0.948
      additional property: Speechiness
        type: PropertyValue
        value: 0.065
      additional property: Acousticness
        type: PropertyValue
        value: 0.032
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.123
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.747
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.65
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
track: Cheer for you! (TV Animation “Narenare -Cheer for you!-” Opening Theme)
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200773
  explicit: false
  by artist: PoMPoMs
  by artist: 美空かなた（CV：中川梨花）
  by artist: 小父内涼葉（CV：中島由貴）
  by artist: 杏那・アヴェイロ（CV：武田羅梨沙多胡）
  by artist: 大谷穏花（CV：石見舞菜香）
  by artist: 谷崎詩音（CV：佳原萌枝）
  by artist: 海音寺恵深（CV：伊藤美来）
  in album: Cheer for you! (TV Animation “Narenare -Cheer for you!-” Opening Theme)
    type: MusicAlbum
    date published: 2024-07-08
  isrc code: JPW742400028
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T18:16:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3108e3aa4f8ad8c05bc72c041ad0f8e3e5769f28d781d089927ff748b6d5ba40
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400028
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3108e3aa4f8ad8c05bc72c041ad0f8e3e5769f28d781d089927ff748b6d5ba40. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/JPW742400028.
    date published: 2026-07-02T03:55:08Z
  audio: Cheer for you! (TV Animation “Narenare -Cheer for you!-” Opening Theme)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 160.212
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.561
    additional property: Energy
      type: PropertyValue
      value: 0.971
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.032
    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
    additional property: Key Name
    additional property: Mode Name
track: with (TV Animation “Narenare -Cheer for you!-” Ending Theme)
track: YOU for YOU (TV Animation “Narenare -Cheer for you!-” Featured Songs)
track: FeverFestaFever! (TV Animation “Narenare -Cheer for you!-” Featured Songs)
track: Be Flowers (TV Animation “Narenare -Cheer for you!-” Featured Songs)

Instrumentalness
type: PropertyValue
value: 0.002

Liveness
type: PropertyValue
value: 0.248

Valence (Positivity)
type: PropertyValue
value: 0.962

Loudness (dB)
type: PropertyValue
value: -7.034

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

with (TV Animation “Narenare -Cheer for you!-” Ending Theme)
type: MusicRecording
duration: PT3M18S
duration ms: 198400
explicit: false
by artist: PoMPoMs
by artist: 美空かなた（CV：中川梨花）
by artist: 小父内涼葉（CV：中島由貴）
by artist: 杏那・アヴェイロ（CV：武田羅梨沙多胡）
by artist: 大谷穏花（CV：石見舞菜香）
by artist: 谷崎詩音（CV：佳原萌枝）
by artist: 海音寺恵深（CV：伊藤美来）
in album: with (TV Animation “Narenare -Cheer for you!-” Ending Theme)
  type: MusicAlbum
  date published: 2024-07-08
isrc code: JPW742400029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T14:30:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc2753f8346f80f3f7f74d5b42aeacc3080b8c52318afc05c79cbcba25630b407
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400029
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2753f8346f80f3f7f74d5b42aeacc3080b8c52318afc05c79cbcba25630b407. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/JPW742400029.
  date published: 2026-07-02T03:55:08Z
audio: with (TV Animation “Narenare -Cheer for you!-” Ending Theme)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.004
  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: 0.698
  additional property: Energy
    type: PropertyValue
    value: 0.896
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.094
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.667
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.658
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

YOU for YOU (TV Animation “Narenare -Cheer for you!-” Featured Songs)
type: MusicRecording
duration: PT3M44S
duration ms: 224266
explicit: false
by artist: PoMPoMs
by artist: 美空かなた（CV：中川梨花）
by artist: 小父内涼葉（CV：中島由貴）
by artist: 杏那・アヴェイロ（CV：武田羅梨沙多胡）
by artist: 大谷穏花（CV：石見舞菜香）
by artist: 谷崎詩音（CV：佳原萌枝）
by artist: 海音寺恵深（CV：伊藤美来）
in album: YOU for YOU (TV Animation “Narenare -Cheer for you!-” Featured Songs)
  type: MusicAlbum
  date published: 2024-07-22
isrc code: JPW742400031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:04:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f03efdc7140a71d7d49505cdf1cb558a1ce113683f341e7cd48c920e11ba48f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400031
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f03efdc7140a71d7d49505cdf1cb558a1ce113683f341e7cd48c920e11ba48f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/JPW742400031.
  date published: 2026-07-08T03:20:19Z
audio: YOU for YOU (TV Animation “Narenare -Cheer for you!-” Featured Songs)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.214
  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: 0.633
  additional property: Energy
    type: PropertyValue
    value: 0.934
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.042
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.382
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.747
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.662
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

FeverFestaFever! (TV Animation “Narenare -Cheer for you!-” Featured Songs)
type: MusicRecording
duration: PT4M40S
duration ms: 280573
explicit: false
by artist: PoMPoMs
by artist: 美空かなた（CV：中川梨花）
by artist: 小父内涼葉（CV：中島由貴）
by artist: 杏那・アヴェイロ（CV：武田羅梨沙多胡）
by artist: 大谷穏花（CV：石見舞菜香）
by artist: 谷崎詩音（CV：佳原萌枝）
by artist: 海音寺恵深（CV：伊藤美来）
in album: FeverFestaFever! (TV Animation “Narenare -Cheer for you!-” Featured Songs)
  type: MusicAlbum
  date published: 2024-08-05
isrc code: JPW742400032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T23:45:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe6b7cb3a0f8baef33ea6d2ee91cf5e8b9c38a93b3e27f59f51f89354ed57096f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960170
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960170
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW742400032
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:52:38Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6b7cb3a0f8baef33ea6d2ee91cf5e8b9c38a93b3e27f59f51f89354ed57096f. Chain 2 (Bitcoin): anchored in block 960170 (2026-07-29T23:52:38Z), 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/JPW742400032.
  date published: 2026-07-29T23:52:38Z
audio: FeverFestaFever! (TV Animation “Narenare -Cheer for you!-” Featured Songs)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.561
  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: 0.696
  additional property: Energy
    type: PropertyValue
    value: 0.957
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.082
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.633
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.995
  additional property: Key Name
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Be Flowers (TV Animation “Narenare -Cheer for you!-” Featured Songs)
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by artist: 美空かなた（CV：中川梨花）
by artist: 小父内涼葉（CV：中島由貴）
by artist: 杏那・アヴェイロ（CV：武田羅梨沙多胡）
by artist: 大谷穏花（CV：石見舞菜香）
by artist: 谷崎詩音（CV：佳原萌枝）
by artist: 海音寺恵深（CV：伊藤美来）
in album: Be Flowers (TV Animation “Narenare -Cheer for you!-” Featured Songs)
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  date published: 2024-09-23
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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T21:35:24Z
audio: Be Flowers (TV Animation “Narenare -Cheer for you!-” Featured Songs)
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