横浜DeNAベイスターズ
type: MusicGroup
description: REDIRECT Yokohama DeNA BayStars
popularity: 22
followers: 3280
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcf4a97ba3a39c7cad271c53afdf5dc0a6bd32873cf7bbc99180f0d06d8fcc4b5
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/8323c080-fa3b-4a1a-8bda-20a8eaf2eea3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8323c080-fa3b-4a1a-8bda-20a8eaf2eea3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8323c080-fa3b-4a1a-8bda-20a8eaf2eea3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcf4a97ba3a39c7cad271c53afdf5dc0a6bd32873cf7bbc99180f0d06d8fcc4b5","name":"横浜DeNAベイスターズ","registered_at":"2026-06-12T03:12:13Z","symbol":"NIM0169313","token_address":"0xdd61d09e2d500f04b35c85e4c9abf367b52ff342","type":"artist","uuid":"8323c080-fa3b-4a1a-8bda-20a8eaf2eea3"}
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 0xcf4a97ba3a39c7cad271c53afdf5dc0a6bd32873cf7bbc99180f0d06d8fcc4b5. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8323c080-fa3b-4a1a-8bda-20a8eaf2eea3.json and https://artists.proofprofile.net/proofs/artist/8323c080-fa3b-4a1a-8bda-20a8eaf2eea3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xcf4a97ba3a39c7cad271c53afdf5dc0a6bd32873cf7bbc99180f0d06d8fcc4b5","name":"横浜DeNAベイスターズ","registered_at":"2026-06-12T03:12:13Z","symbol":"NIM0169313","token_address":"0xdd61d09e2d500f04b35c85e4c9abf367b52ff342","type":"artist","uuid":"8323c080-fa3b-4a1a-8bda-20a8eaf2eea3"}
album: 熱き星たちよ
  type: MusicAlbum
  date published: 2012-04-04
album: 熱き星たちよ~2015~
  type: MusicAlbum
  date published: 2015-03-31
album: 熱き星たちよ-2016-
  type: MusicAlbum
  date published: 2016-03-29
album: 横浜DeNAベイスターズ・熱き星たちよ
  type: MusicAlbum
  date published: 2017-03-18
  track: 熱き星たちよ - 2017ヴァージョン・Main Mix
    type: MusicRecording
    duration: PT4M35S
    duration ms: 275600
    explicit: false
    by artist: 横浜DeNAベイスターズ
    in album: 横浜DeNAベイスターズ・熱き星たちよ
      type: MusicAlbum
      date published: 2017-03-18
    isrc code: JPPC01700345
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T08:33:45+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9dfaa2a89d88b8be31ef44ece9cf5d59b91efb328171386215344b3ebbae2e11
    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/JPPC01700345
    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 0x9dfaa2a89d88b8be31ef44ece9cf5d59b91efb328171386215344b3ebbae2e11. 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/JPPC01700345.
      date published: 2026-07-05T10:59:37Z
    audio: 熱き星たちよ - 2017ヴァージョン・Main Mix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 135.009
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.602
      additional property: Energy
        type: PropertyValue
        value: 0.804
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.11
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.13
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.802
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.102
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 熱き星たちよ2018 横浜DeNAベイスターズ球団歌
  type: MusicAlbum
  date published: 2018-03-08
  track: 熱き星たちよ - 2018ヴァージョン・Main Mix
    type: MusicRecording
    duration: PT4M35S
    duration ms: 275600
    explicit: false
    by artist: 横浜DeNAベイスターズ
    in album: 熱き星たちよ2018 横浜DeNAベイスターズ球団歌
      type: MusicAlbum
      date published: 2018-03-08
    isrc code: JPPC01800260
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T05:07:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdfa21b886e89b5dfa0a996b6dcf3e3d52dcc044fc8d92c207a9e59eaff0139f3
    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/JPPC01800260
    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 0xdfa21b886e89b5dfa0a996b6dcf3e3d52dcc044fc8d92c207a9e59eaff0139f3. 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/JPPC01800260.
      date published: 2026-07-05T10:59:37Z
    audio: 熱き星たちよ - 2018ヴァージョン・Main Mix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 134.958
      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: 0.61
      additional property: Energy
        type: PropertyValue
        value: 0.841
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      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
album: 熱き星たちよ2019 横浜DeNAベイスターズ球団歌
album: 熱き星たちよ2020 横浜DeNAベイスターズ球団歌
album: 熱き星たちよ2021 横浜DeNAベイスターズ球団歌
album: ATSUKIHOSHITACHIYO 2021 YOKOHAMA DeNA BAYSTARS
album: Atsuki Hoshitachiyo 2022
album: 熱き星たちよ2022 横浜DeNAベイスターズ球団歌
album: Atsuki Hoshitachiyo 2023 YOKOHAMA DeNA BAYSTARS
album: 熱き星たちよ2023 横浜DeNAベイスターズ球団歌
album: 熱き星たちよ2024 横浜DeNAベイスターズ球団歌
album: Atsuki Hoshitachiyo 2024 Yokohama Dena Baystars
album: 熱き星たちよ 2025

Acousticness
type: PropertyValue
value: 0.092

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.114

Valence (Positivity)
type: PropertyValue
value: 0.761

Loudness (dB)
type: PropertyValue
value: -5.812

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Major

熱き星たちよ2019 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2019-03-14
track: 熱き星たちよ - 2019・FULL MIX
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274306
  explicit: false
  by artist: 横浜DeNAベイスターズ
  in album: 熱き星たちよ2019 横浜DeNAベイスターズ球団歌
    type: MusicAlbum
    date published: 2019-03-14
  isrc code: JPPC01900271
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T08:20:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x45cba7c8c8dacb8c1faf2d05211407c124c3f455127838cb7830470e4a535f4f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958388
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958388
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01900271
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T09:14:21Z
  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 0x45cba7c8c8dacb8c1faf2d05211407c124c3f455127838cb7830470e4a535f4f. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), 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/JPPC01900271.
    date published: 2026-07-17T09:14:21Z
  audio: 熱き星たちよ - 2019・FULL MIX
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.938
    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: 0.605
    additional property: Energy
      type: PropertyValue
      value: 0.946
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.038
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.131
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.553
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.829
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

熱き星たちよ2020 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2020-03-14

熱き星たちよ2021 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2021-04-01
track: 熱き星たちよ - 2021・MAIN MIX
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275373
  explicit: false
  by artist: 横浜DeNAベイスターズ
  in album: 熱き星たちよ2021 横浜DeNAベイスターズ球団歌
    type: MusicAlbum
    date published: 2021-04-01
  isrc code: JPPC02100703
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T21:21:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x179932b51b4415743a6df8f4d3d46e0efbb778f6b1e925cc682d1e27df1fe3bb
  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/JPPC02100703
  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 0x179932b51b4415743a6df8f4d3d46e0efbb778f6b1e925cc682d1e27df1fe3bb. 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/JPPC02100703.
    date published: 2026-07-04T10:04:33Z
  audio: 熱き星たちよ - 2021・MAIN MIX
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.99
    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: 0.637
    additional property: Energy
      type: PropertyValue
      value: 0.912
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.26
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.198
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.767
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.682
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

ATSUKIHOSHITACHIYO 2021 YOKOHAMA DeNA BAYSTARS
type: MusicAlbum
date published: 2021-04-01

Atsuki Hoshitachiyo 2022
type: MusicAlbum
date published: 2022-04-20

熱き星たちよ2022 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2022-04-20

Atsuki Hoshitachiyo 2023 YOKOHAMA DeNA BAYSTARS
type: MusicAlbum
date published: 2023-04-05

熱き星たちよ2023 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2023-04-05

熱き星たちよ2024 横浜DeNAベイスターズ球団歌
type: MusicAlbum
date published: 2024-03-27

Atsuki Hoshitachiyo 2024 Yokohama Dena Baystars
type: MusicAlbum
date published: 2024-03-27

熱き星たちよ 2025
type: MusicAlbum
date published: 2025-03-25
track: 熱き星たちよ (2025・LUCKY7 MIX)
  type: MusicRecording
  duration: PT1M8S
  duration ms: 68706
  explicit: false
  by artist: 横浜DeNAベイスターズ
  in album: 熱き星たちよ 2025
    type: MusicAlbum
    date published: 2025-03-25
  isrc code: JPL542500259
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T11:51:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x65e753caf317fc18f9f80cd475dfb01633dbb4d4fcf6732740eb3da1b9908a5f
  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/JPL542500259
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T14:53:02Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65e753caf317fc18f9f80cd475dfb01633dbb4d4fcf6732740eb3da1b9908a5f. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T14:53:02Z), 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/JPL542500259.
    date published: 2026-07-15T14:53:02Z
  audio: 熱き星たちよ (2025・LUCKY7 MIX)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.007
    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: 0.597
    additional property: Energy
      type: PropertyValue
      value: 0.85
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.026
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.142
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.342
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.916
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 熱き星たちよ (2025・MAIN MIX INST)
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274933
  explicit: false
  by artist: 横浜DeNAベイスターズ
  in album: 熱き星たちよ 2025
    type: MusicAlbum
    date published: 2025-03-25
  isrc code: JPL542500260
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T18:24:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc1a25b195985c8213dba5d6094dca08bfc46c4182cc633306a789c19d5e54171
  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/JPL542500260
  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 0xc1a25b195985c8213dba5d6094dca08bfc46c4182cc633306a789c19d5e54171. 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/JPL542500260.
    date published: 2026-07-05T19:27:56Z
  audio: 熱き星たちよ (2025・MAIN MIX INST)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.994
    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: 0.669
    additional property: Energy
      type: PropertyValue
      value: 0.867
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.805
    additional property: Liveness
      type: PropertyValue
      value: 0.151
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.745
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.124
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor