東海林太郎
type: MusicGroup
genre: enka
genre: kayokyoku
popularity: 17
followers: 1155
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfadf246f780d6fff6f8f1141b484c8e8498ec5c318cc4c974c085603eb3617e2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953750
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953750
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a70dfd4e-ef7c-4f2d-8b7a-23620dce9119.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a70dfd4e-ef7c-4f2d-8b7a-23620dce9119.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a70dfd4e-ef7c-4f2d-8b7a-23620dce9119
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T06:12:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfadf246f780d6fff6f8f1141b484c8e8498ec5c318cc4c974c085603eb3617e2","name":"東海林太郎","registered_at":"2026-06-14T22:06:57Z","symbol":"NIM0590990","token_address":"0x7826fd012adae9686cb1bea9af48819f0a791d01","type":"artist","uuid":"a70dfd4e-ef7c-4f2d-8b7a-23620dce9119"}
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 0xfadf246f780d6fff6f8f1141b484c8e8498ec5c318cc4c974c085603eb3617e2. Chain 2 (Bitcoin): anchored in block 953750 (2026-06-15T06:12:23Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a70dfd4e-ef7c-4f2d-8b7a-23620dce9119.json and https://artists.proofprofile.net/proofs/artist/a70dfd4e-ef7c-4f2d-8b7a-23620dce9119.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T06:12:23Z
  text: {"copyright_id":"0xfadf246f780d6fff6f8f1141b484c8e8498ec5c318cc4c974c085603eb3617e2","name":"東海林太郎","registered_at":"2026-06-14T22:06:57Z","symbol":"NIM0590990","token_address":"0x7826fd012adae9686cb1bea9af48819f0a791d01","type":"artist","uuid":"a70dfd4e-ef7c-4f2d-8b7a-23620dce9119"}
album: 東海林太郎 赤城の子守唄
  type: MusicAlbum
  date published: 1990-01-21
  track: 麦と兵隊
    type: MusicRecording
    duration: PT3M20S
    duration ms: 200573
    explicit: false
    by artist: 東海林太郎
    in album: 東海林太郎 赤城の子守唄
      type: MusicAlbum
      date published: 1990-01-21
    genre: enka
    genre: kayokyoku
    isrc code: JPCO07106030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T04:03:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x75c363e6ab877a451f1186648ef90aa0b77ff73d1630c55a5de5649284c57887
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956772
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956772
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO07106030
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:01:46Z
    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 0x75c363e6ab877a451f1186648ef90aa0b77ff73d1630c55a5de5649284c57887. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/JPCO07106030.
      date published: 2026-07-05T10:01:46Z
    audio: 麦と兵隊
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 87.64
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.58
      additional property: Energy
        type: PropertyValue
        value: 0.078
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.788
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.098
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.564
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.958
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: 東海林太郎 ゴールデン★ベスト
  type: MusicAlbum
  date published: 2011-04-06
  track: 名月赤城山
    type: MusicRecording
    duration: PT4M16S
    duration ms: 256733
    explicit: false
    by artist: 東海林太郎
    in album: 東海林太郎 ゴールデン★ベスト
      type: MusicAlbum
      date published: 2011-04-06
    genre: enka
    genre: kayokyoku
    isrc code: JPTE07090260
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T18:25:04+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe7198bfd2f974e53f5384b8608a666d819599709d684bee851dba24d172e1455
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958596
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958596
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTE07090260
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T18:42:38Z
    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 0xe7198bfd2f974e53f5384b8608a666d819599709d684bee851dba24d172e1455. Chain 2 (Bitcoin): anchored in block 958596 (2026-07-18T18:42:38Z), 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/JPTE07090260.
      date published: 2026-07-18T18:42:38Z
    audio: 名月赤城山
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 76.861
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.316
      additional property: Energy
        type: PropertyValue
        value: 0.292
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.855
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.044
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: SP原盤再録による東海林太郎ヒット・アルバム
album: 栄光の唄声 東海林太郎 懐メロを唄う
album: 東海林太郎全集
album: 日本の流行歌スターたち(50) 東海林太郎 名月赤城山～船頭小唄
album: 東海林太郎 永遠の歌声(テイチク編)
album: 決定版 東海林太郎
album: 人生航海

Liveness
type: PropertyValue
value: 0.056

Valence (Positivity)
type: PropertyValue
value: 0.37

Loudness (dB)
type: PropertyValue
value: -10.356

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Minor

SP原盤再録による東海林太郎ヒット・アルバム
type: MusicAlbum
date published: 2012-11-07

栄光の唄声 東海林太郎 懐メロを唄う
type: MusicAlbum
date published: 2020-06-25

東海林太郎全集
type: MusicAlbum
date published: 2020-09-17
track: 野崎小唄
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168000
  explicit: false
  by artist: 東海林太郎
  in album: 東海林太郎全集
    type: MusicAlbum
    date published: 2020-09-17
  genre: enka
  genre: kayokyoku
  isrc code: TCJPM2053848
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:11:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb0f9794a3c170f420715990a83a82727b38e650c3cb211e6b2acea7e4fc7a4e5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956656
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956656
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPM2053848
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T14:03:39Z
  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 0xb0f9794a3c170f420715990a83a82727b38e650c3cb211e6b2acea7e4fc7a4e5. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/TCJPM2053848.
    date published: 2026-07-04T14:03:39Z
  audio: 野崎小唄
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 83.443
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.599
    additional property: Energy
      type: PropertyValue
      value: 0.151
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.965
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.112
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.589
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.243
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

日本の流行歌スターたち(50) 東海林太郎 名月赤城山～船頭小唄
type: MusicAlbum
date published: 2021-12-15
track: 国境の町
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197600
  explicit: false
  by artist: 東海林太郎
  in album: 日本の流行歌スターたち(50) 東海林太郎 名月赤城山～船頭小唄
    type: MusicAlbum
    date published: 2021-12-15
  genre: enka
  genre: kayokyoku
  isrc code: JPVI06601460
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:12:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x05c9b7ee74db08fd5f89ab9db5f0d32118145396dcafaa183c21a44554e99d45
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI06601460
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05c9b7ee74db08fd5f89ab9db5f0d32118145396dcafaa183c21a44554e99d45. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI06601460.
    date published: 2026-07-04T11:19:20Z
  audio: 国境の町
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.3
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.533
    additional property: Energy
      type: PropertyValue
      value: 0.286
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.759
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.055
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.612
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.118
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 東京節（パイノパイ）
  type: MusicRecording
  duration: PT1M42S
  duration ms: 102000
  explicit: false
  by artist: 東海林太郎
  in album: 日本の流行歌スターたち(50) 東海林太郎 名月赤城山～船頭小唄
    type: MusicAlbum
    date published: 2021-12-15
  genre: enka
  genre: kayokyoku
  isrc code: JPVI02102024
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:10:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xac4c63515236736ec3e3303170a2996950027033bd00648ca1d676433e2583fb
  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/JPVI02102024
  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 0xac4c63515236736ec3e3303170a2996950027033bd00648ca1d676433e2583fb. 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/JPVI02102024.
    date published: 2026-07-04T10:04:33Z
  audio: 東京節（パイノパイ）
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.03
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.876
    additional property: Energy
      type: PropertyValue
      value: 0.311
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.889
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.038
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.918
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.495
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 赤城の子守唄（日本歌手協会設立記念録音）
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227933
  explicit: false
  by artist: 東海林太郎
  in album: 日本の流行歌スターたち(50) 東海林太郎 名月赤城山～船頭小唄
    type: MusicAlbum
    date published: 2021-12-15
  genre: enka
  genre: kayokyoku
  isrc code: JPVI02102902
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T01:14:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x574214acd145a97dd84855955c6d59d42f5bdb184ed977c6956175225c5e7b75
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 956857
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 赤城の子守唄（日本歌手協会設立記念録音）

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956857

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI02102902

OTSTimestamp
type: PropertyValue
value: 2026-07-06T01:26:17Z

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 0x574214acd145a97dd84855955c6d59d42f5bdb184ed977c6956175225c5e7b75. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/JPVI02102902.
date published: 2026-07-06T01:26:17Z

赤城の子守唄（日本歌手協会設立記念録音）
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 141.39
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.345
additional property: Energy
  type: PropertyValue
  value: 0.295
additional property: Speechiness
  type: PropertyValue
  value: 0.027
additional property: Acousticness
  type: PropertyValue
  value: 0.919
additional property: Instrumentalness
  type: PropertyValue
  value: 0.049
additional property: Liveness
  type: PropertyValue
  value: 0.265
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.355
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.19
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

東海林太郎 永遠の歌声(テイチク編)
type: MusicAlbum
date published: 2022-10-19

決定版 東海林太郎
type: MusicAlbum
date published: 2023-12-06

人生航海
type: MusicAlbum
date published: 2024-10-12