Miyako Otsuki
type: MusicGroup
genre: enka
genre: kayokyoku
popularity: 31
followers: 10500
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdefb4478b0662cafe8c76bc90aa6d864b77b879b723d74332c1476372392edfc. 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/01e5652a-d241-42ba-8f64-7be78f460a6c.json and https://artists.proofprofile.net/proofs/artist/01e5652a-d241-42ba-8f64-7be78f460a6c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: 母恋三味線/船場のこいさん
  type: MusicAlbum
  date published: 1964-06-20
album: 希望の太陽/おもかげ波止場
  type: MusicAlbum
  date published: 1964-09-01
album: 潮来舟/おけさがらす
  type: MusicAlbum
  date published: 1964-10-10
album: 大人ッてやーネ/恋をしたのは貴方から
  type: MusicAlbum
  date published: 1965-02-01
album: 風っこ郵便/みなとまち小唄
  type: MusicAlbum
  date published: 1965-03-01
album: 花笠月夜/どんとこい酒場
  type: MusicAlbum
  date published: 1965-04-01
album: ひなげし小唄/金竜号の女
  type: MusicAlbum
  date published: 1965-05-10
album: 夕陽の波止場/川すじ育ち
  type: MusicAlbum
  date published: 1965-06-01
album: おもかげ波止場/裏町かぞえ唄
  type: MusicAlbum
  date published: 1965-09-01
album: 旅の空だよ/美智也ぶし
  type: MusicAlbum
  date published: 1965-10-01
album: 三日月船頭/棧橋かもめ
  type: MusicAlbum
  date published: 1965-11-01
album: 東京しぐれ/夕焼け東京
  type: MusicAlbum
  date published: 1965-12-01
album: 大阪夜霧/指切り橋
  type: MusicAlbum
  date published: 1966-01-10
album: 陽気な渡り鳥/女のお酒
  type: MusicAlbum
  date published: 1966-03-01
album: なさけ船/裏町なんだもん
  type: MusicAlbum
  date published: 1966-04-01
album: 麻雀小唄/夜が私を泣かせるの
  type: MusicAlbum
  date published: 1966-06-01
album: 夫婦漫才/巡礼姉妹
  type: MusicAlbum
  date published: 1966-07-01
album: なみだ星/それが港というところ
  type: MusicAlbum
  date published: 1966-09-01
album: 島は私の故郷よ/まごころ波止場
  type: MusicAlbum
  date published: 1966-10-01
album: 涙ぎらい/むすめ舟
  type: MusicAlbum
  date published: 1966-12-01
album: 銀座川/いけない女
  type: MusicAlbum
  date published: 1967-02-01
album: ひなげし哀歌/酒場の花
  type: MusicAlbum
  date published: 1967-04-01
album: 横堀川/雨の愛染坂
  type: MusicAlbum
  date published: 1967-06-01
album: 愛してちょうだい/私の願い
  type: MusicAlbum
  date published: 1967-09-01
album: 東京夜霧/あなたのために
  type: MusicAlbum
  date published: 1967-09-01
album: いらっしゃいませ銀座/お手を拝見
  type: MusicAlbum
  date published: 1967-12-01
album: 奥能登ブルース/佐渡恋い鳥
  type: MusicAlbum
  date published: 1968-02-01
album: 慕情の町/遠く離れた人
  type: MusicAlbum
  date published: 1968-03-20
album: 大月みやこ“さのさ"を歌う(民謡・俗曲集)
  type: MusicAlbum
  date published: 1968-04-10
album: 新船橋音頭/新船橋小唄
  type: MusicAlbum
  date published: 1968-06-20
album: 波止場がにくい/ネオンの蝶
  type: MusicAlbum
  date published: 1968-07-01
album: 胸に手をあて/恋に死にたい
  type: MusicAlbum
  date published: 1968-10-01
album: 信じられないの/さよならは貴方が
  type: MusicAlbum
  date published: 1968-12-01
album: 泣きはしないわ/涙のお馬鹿さん
  type: MusicAlbum
  date published: 1969-03-01
album: あなたの指/椿なぜ散る
  type: MusicAlbum
  date published: 1969-06-01
album: 甘えていたい/東京こいさん
  type: MusicAlbum
  date published: 1969-09-01
album: 祇園格子/恋の燈籠流し
  type: MusicAlbum
  date published: 1969-12-01
album: 通天閣の子守唄/泪がひとつ
  type: MusicAlbum
  date published: 1970-03-01
album: 横浜のためいき/夜は消えても
  type: MusicAlbum
  date published: 1970-07-01
album: 好き好きいやいや/この橋のたもとで
  type: MusicAlbum
  date published: 1970-10-01
album: 岬は雨ね/せめて別れの時だけは
  type: MusicAlbum
  date published: 1971-01-15
album: 女ごころの釧路川/愛しているの
  type: MusicAlbum
  date published: 1971-04-01
album: きもの/何も覚えてないわ
  type: MusicAlbum
  date published: 1971-05-01
album: 浜木綿のワルツ/私だって貴方だって
  type: MusicAlbum
  date published: 1971-09-01
album: みれんの酒/京都一条もどり橋
  type: MusicAlbum
  date published: 1972-01-05
album: 愛染パラパラ/おしゃれな出発
  type: MusicAlbum
  date published: 1972-05-25
album: 妻となり母となるとも/夜と昼のバラード
  type: MusicAlbum
  date published: 1972-09-10
album: サラリーマン小唄/いろはに小唄
  type: MusicAlbum
  date published: 1972-12-05
album: 大月みやこの日本の民謡 ラテン・フィーリング
  type: MusicAlbum
  date published: 1973-02-25
album: 宮崎ブルース/夫婦流し唄
  type: MusicAlbum
  date published: 1973-03-25
album: 十三夜/片瀬波
  type: MusicAlbum
  date published: 1973-08-10
album: 信じていいかしら/みなと町・ネオン町・なみだ町
  type: MusicAlbum
  date published: 1973-08-25
album: 別れてひとり/旅まくら
  type: MusicAlbum
  date published: 1980-09-05
album: 大阪ごころ/涙の波止場
  type: MusicAlbum
  date published: 1981-11-21
album: 大大阪音頭/隅田恋しや
album: 大阪ふたりづれ/幸福のれん
album: 今夜はふたり
album: 女の港/海峡の港
album: 心の涙～哀愁の韓国メロディー～大月みやこ 大田ブルース、釜山港へ帰れ、ノムハムニダ
album: ノムハムニダ(あんまりです)/こんなに愛したあなた
album: 愛してます/どうしたらいいの
album: 大田ブルース/離別
album: とまり木の花/おんなです

大大阪音頭/隅田恋しや
type: MusicAlbum
date published: 1982-03-21

大阪ふたりづれ/幸福のれん
type: MusicAlbum
date published: 1982-12-05

今夜はふたり
type: MusicAlbum
date published: 1983-05-05

女の港/海峡の港
type: MusicAlbum
date published: 1983-08-21

心の涙～哀愁の韓国メロディー～大月みやこ 大田ブルース、釜山港へ帰れ、ノムハムニダ
type: MusicAlbum
date published: 1984-11-21

ノムハムニダ(あんまりです)/こんなに愛したあなた
type: MusicAlbum
date published: 1985-01-21

愛してます/どうしたらいいの
type: MusicAlbum
date published: 1985-01-21

大田ブルース/離別
type: MusicAlbum
date published: 1985-01-21

とまり木の花/おんなです
type: MusicAlbum
date published: 1985-03-21

かくれ宿/清水港のお蝶さん
type: MusicAlbum
date published: 1985-06-05

ふたりの灯/貴方にもういちど
type: MusicAlbum
date published: 1986-02-05

豊予海峡/珸瑤琩海峡
type: MusicAlbum
date published: 1986-08-31

女の海峡物語
type: MusicAlbum
date published: 1986-10-05

女の駅/逗子の夜
type: MusicAlbum
date published: 1987-04-21

乱れ花/なみだの旅路
type: MusicAlbum
date published: 1988-03-21

浪花の灯り/港ながれ唄
type: MusicAlbum
date published: 1988-03-21

こぼれ酒/こころうた
type: MusicAlbum
date published: 1988-05-22

女の子守唄・白い海峡/大月みやこ～おんな・旅路をうたう
type: MusicAlbum
date published: 1988-11-21
track: 白い海峡
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    type: MusicAlbum
    date published: 1988-11-21
  genre: enka
  genre: kayokyoku
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  additional property: OTSVerifyInstructions
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-19T11:02:33Z
  audio: 白い海峡
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 79.367
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.482
    additional property: Energy
      type: PropertyValue
      value: 0.35
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.58
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.106
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.347
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.18
    additional property: Key Name
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      value: Eb
    additional property: Mode Name
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女の舞/冬海峡
type: MusicAlbum
date published: 1989-03-21

花宴/津軽海峡線
type: MusicAlbum
date published: 1989-03-21

命の花/雨やどり
type: MusicAlbum
date published: 1990-01-15

今はこのまま/別れ川
type: MusicAlbum
date published: 1991-01-15

冬の華/霰
type: MusicAlbum
date published: 1991-08-21

女の子守唄/灯り
type: MusicAlbum
date published: 1992-03-25

白い海峡/愛の始発
type: MusicAlbum
date published: 1992-06-03

冬の駅/それも・・・愛
type: MusicAlbum
date published: 1993-01-01

恋ものがたり/釣忍
type: MusicAlbum
date published: 1993-09-03

去し方の宿/根室海峡
type: MusicAlbum
date published: 1993-09-22

昭和の名曲を歌う VOL.2 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1993-12-22

昭和の名曲を歌う VOL.1 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1993-12-22

昭和の名曲を歌う VOL.3 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1994-02-23

愛にゆれて…/西陽
type: MusicAlbum
date published: 1994-04-21

昭和の名曲を歌う VOL.4 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1994-05-25

名残りの花/逢いに来て
type: MusicAlbum
date published: 1994-06-22

愛にゆれて…PARTII/花宴
type: MusicAlbum
date published: 1994-10-21

昭和の名曲を歌う VOL.5 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1994-11-23

愛愁/悲しくて
type: MusicAlbum
date published: 1995-01-21

昭和の名曲を歌う VOL.6 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1995-03-24

夜の雪/岬宿
type: MusicAlbum
date published: 1995-05-24

昭和の名曲を歌う VOL.7 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1995-06-21

昭和の名曲を歌う VOL.8 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1995-10-05

昭和の名曲を歌う VOL.9 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1995-12-06

昭和の名曲を歌う VOL.10 ～21世紀へ歌い継がれる歌～
type: MusicAlbum
date published: 1996-02-03

夢日記/恋一夜
type: MusicAlbum
date published: 1996-02-21

花しずく/霧の町 波止場町
type: MusicAlbum
date published: 1996-06-21

女の涙/陽だまり
type: MusicAlbum
date published: 1997-02-21

花くれないに/女どうし
type: MusicAlbum
date published: 1997-10-22

愛いつまでも～Forever Love～/Shall We Dance,あなたと
type: MusicAlbum
date published: 1998-01-21

涙かさねて/桜雪川
type: MusicAlbum
date published: 1998-05-21

悲しい酒～大月みやこ、美空ひばりを歌う～
type: MusicAlbum
date published: 1998-07-24

燃える恋/大阪通りゃんせ
type: MusicAlbum
date published: 1999-02-26

恋しぐれ/哀未練
type: MusicAlbum
date published: 1999-05-28

月に咲く花/今夜の大阪
type: MusicAlbum
date published: 1999-09-03

東京しのび逢い/歌はいかがですか
type: MusicAlbum
date published: 1999-10-22

京都ひとり/花咲駅から
type: MusicAlbum
date published: 2000-03-10

うたごころ
type: MusicAlbum
date published: 2001-01-24

水仙/風航路
type: MusicAlbum
date published: 2001-03-16

おしず
type: MusicAlbum
date published: 2001-06-27

夢つづり/恋もよう
type: MusicAlbum
date published: 2001-10-30

巡る愛/ひとり酔い
type: MusicAlbum
date published: 2002-04-24

心の駅/雪文
type: MusicAlbum
date published: 2003-01-08

より添い花/みやこの酔い宵い小唄
type: MusicAlbum
date published: 2003-07-02

月の海峡/花のように 母のように
type: MusicAlbum
date published: 2004-03-24

千年の花/恋文
type: MusicAlbum
date published: 2004-10-27

女ひとりの日本海/夢の中なら
type: MusicAlbum
date published: 2005-03-24

幸せ明日も/悲恋橋
type: MusicAlbum
date published: 2005-07-21

恋文の宿/花・ときめいて
type: MusicAlbum
date published: 2006-01-25

乱れ雪/夕霧
type: MusicAlbum
date published: 2006-09-06

ひとり語りの恋歌/袖笠雨
type: MusicAlbum
date published: 2007-03-28

大月みやこ ひとり舞台～(歌と語りで綴る)「橋ものがたり・・・十抄」
type: MusicAlbum
date published: 2007-06-27

今夜は離さないPARTII/月下美人のように
type: MusicAlbum
date published: 2007-11-21

信じています/潮風岬
type: MusicAlbum
date published: 2008-03-26

終着駅にて/抱きしめて
type: MusicAlbum
date published: 2008-09-26

儚な川/なみだ橋
type: MusicAlbum
date published: 2009-07-23

心ひとすじ/これからもふたり
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date published: 2010-04-21

心ひとすじ 大月みやこ 愛をうたう
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date published: 2010-09-22

心ひとすじ 大月みやこ 愛をうたう
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date published: 2010-09-22

女…さすらい/東京暮色
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date published: 2011-04-23

霧笛の宿
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date published: 2014-09-24

愛のかげろう
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  genre: kayokyoku
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    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 0x5596f542e355b5359944f09b3fd703140e0b080007f2ac9788ca0bedf1ad9c44. Chain 2 (Bitcoin): anchored in block 958067 (2026-07-14T21:26:15Z), 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/JPKI01514796.
    date published: 2026-07-14T21:26:15Z
  audio: 愛のかげろう
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.69
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.37
    additional property: Energy
      type: PropertyValue
      value: 0.559
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.797
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.206
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.438
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.174
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 夢に抱かれて
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232680
  explicit: false
  by artist: Miyako Otsuki
  in album: 愛のかげろう
    type: MusicAlbum
    date published: 2015-07-22
  genre: enka
  genre: kayokyoku
  isrc code: JPKI01514797
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T01:02:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8801156bac428634846056bf8d024edb1e70e0de025041476c325865a1ce2112
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958808
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958808
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01514797
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T02:49:15Z
  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 0x8801156bac428634846056bf8d024edb1e70e0de025041476c325865a1ce2112. Chain 2 (Bitcoin): anchored in block 958808 (2026-07-20T02:49:15Z), 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/JPKI01514797.
    date published: 2026-07-20T02:49:15Z
  audio: 夢に抱かれて
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.528
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.458
    additional property: Energy
      type: PropertyValue
      value: 0.515
    additional property: Speechiness
      type: PropertyValue
      value: 0.026
    additional property: Acousticness
      type: PropertyValue
      value: 0.702
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.339
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.639
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.295
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

紅の傘
type: MusicAlbum
date published: 2016-03-23
track: 手酌さのさ
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195920
  explicit: false
  by artist: Miyako Otsuki
  in album: 紅の傘
    type: MusicAlbum
    date published: 2016-03-23
  genre: enka
  genre: kayokyoku
  isrc code: JPKI01610803
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-02T20:54:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6e056df50a6d8c7a5bc74644b0efbef73ec25ed1f4a8c662c3ee31522997ae6d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956397
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956397
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01610803
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T03:09:38Z
  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 0x6e056df50a6d8c7a5bc74644b0efbef73ec25ed1f4a8c662c3ee31522997ae6d. Chain 2 (Bitcoin): anchored in block 956397 (2026-07-17T03:09:38Z), 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/JPKI01610803.
    date published: 2026-07-17T03:09:38Z
  audio: 手酌さのさ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 117.847
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 1
    additional property: Danceability
      type: PropertyValue
      value: 0.55
    additional property: Energy
      type: PropertyValue
      value: 0.66
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.839
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.225
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.696
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.372
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

紅ひとり
type: MusicAlbum
date published: 2017-02-15
track: 紅ひとり
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250506
  explicit: false
  by artist: Miyako Otsuki
  in album: 紅ひとり
    type: MusicAlbum
    date published: 2017-02-15
  genre: enka
  genre: kayokyoku
  isrc code: JPKI01620832
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T16:40:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x695b316dd6fe347fe56c2b466d96a49a886d292f2c4fa1de4249c51c43707d08
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958601
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958601
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01620832
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T19:27:02Z
  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 0x695b316dd6fe347fe56c2b466d96a49a886d292f2c4fa1de4249c51c43707d08. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/JPKI01620832.
    date published: 2026-07-18T19:27:02Z
  audio: 紅ひとり
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 78.932
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.36
    additional property: Energy
      type: PropertyValue
      value: 0.581
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.766
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.079
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.465
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.574
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

大月みやこが唄う船村徹の歌世界 ～女の港～
type: MusicAlbum
date published: 2017-06-07
track: 豊予海峡
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241946
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこが唄う船村徹の歌世界 ～女の港～
    type: MusicAlbum
    date published: 2017-06-07
  genre: enka
  genre: kayokyoku
  isrc code: JPKI08691406
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T07:53:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb059d930873c16784c4eaf792228cf1aecfcf9a0462e74d3080118c1a4dab39d
  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/JPKI08691406
  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 0xb059d930873c16784c4eaf792228cf1aecfcf9a0462e74d3080118c1a4dab39d. 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/JPKI08691406.
    date published: 2026-07-04T10:04:33Z
  audio: 豊予海峡
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.548
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.357
    additional property: Energy
      type: PropertyValue
      value: 0.42
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.634
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.166
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.365
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.115
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 命の花
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301826
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこが唄う船村徹の歌世界 ～女の港～
    type: MusicAlbum
    date published: 2017-06-07
  genre: enka
  genre: kayokyoku
  isrc code: JPKI08925810
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T01:06:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2baf1fa84138e05480b8dc28b2ced6a47a6337530d4eab19cf5d46fec4172cac
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08925810
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T01:18:30Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2baf1fa84138e05480b8dc28b2ced6a47a6337530d4eab19cf5d46fec4172cac. Chain 2 (Bitcoin): anchored in block 958639 (2026-07-19T01:18:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08925810.
    date published: 2026-07-19T01:18:30Z
  audio: 命の花
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.578
    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: 0.316
    additional property: Energy
      type: PropertyValue
      value: 0.446
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.644
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.487
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.367
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.993
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: みだれ髪
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261560
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこが唄う船村徹の歌世界 ～女の港～
    type: MusicAlbum
    date published: 2017-06-07
  genre: enka
  genre: kayokyoku
  isrc code: JPKI09809670
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T03:40:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6dc9e97c5a46fcfb1e2b17ee8b20ef7e800dc10c0a2854f1d8b7289c1178b8b0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958817
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: みだれ髪
track: 陽だまり

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958817

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI09809670

OTSTimestamp
type: PropertyValue
value: 2026-07-20T06:41:44Z

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 0x6dc9e97c5a46fcfb1e2b17ee8b20ef7e800dc10c0a2854f1d8b7289c1178b8b0. Chain 2 (Bitcoin): anchored in block 958817 (2026-07-20T06:41:44Z), 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/JPKI09809670.
date published: 2026-07-20T06:41:44Z

みだれ髪
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 122.076
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: 0.393
additional property: Energy
  type: PropertyValue
  value: 0.356
additional property: Speechiness
  type: PropertyValue
  value: 0.031
additional property: Acousticness
  type: PropertyValue
  value: 0.713
additional property: Instrumentalness
  type: PropertyValue
  value: 0.001
additional property: Liveness
  type: PropertyValue
  value: 0.234
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.279
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.694
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Minor

陽だまり
type: MusicRecording
duration: PT4M32S
duration ms: 272973
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこが唄う船村徹の歌世界 ～女の港～
  type: MusicAlbum
  date published: 2017-06-07
genre: enka
genre: kayokyoku
isrc code: JPKI09631590
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T13:43:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd22bc61695e6449bc6b5d97173377af8d4ba05c5cf9ac2b9f582e9dafe310fb9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958303
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958303
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI09631590
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T16:39:24Z
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 0xd22bc61695e6449bc6b5d97173377af8d4ba05c5cf9ac2b9f582e9dafe310fb9. Chain 2 (Bitcoin): anchored in block 958303 (2026-07-16T16:39:24Z), 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/JPKI09631590.
  date published: 2026-07-16T16:39:24Z
audio: 陽だまり
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 171.704
  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: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.512
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.797
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.322
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.606
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

流氷の宿
type: MusicAlbum
date published: 2017-09-06

母なる海よ
type: MusicAlbum
date published: 2018-04-04

海鳴りの駅
type: MusicAlbum
date published: 2018-09-26

せめてもう一度
type: MusicAlbum
date published: 2019-04-24

涙川
type: MusicAlbum
date published: 2019-09-25

氷雪の岬
type: MusicAlbum
date published: 2020-04-22
track: 氷雪の岬
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231693
  explicit: false
  by artist: Miyako Otsuki
  in album: 氷雪の岬
    type: MusicAlbum
    date published: 2020-04-22
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02012077
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T15:14:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd325b5ddba04e16b804b67c8a5db4b844fe80657b016189157d9f9f5e838606d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02012077
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  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 0xd325b5ddba04e16b804b67c8a5db4b844fe80657b016189157d9f9f5e838606d. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/JPKI02012077.
    date published: 2026-07-05T18:48:28Z
  audio: 氷雪の岬
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 79.826
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.338
    additional property: Energy
      type: PropertyValue
      value: 0.557
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.841
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.359
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.003
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

夢のつづきを
type: MusicAlbum
date published: 2021-04-21

大月みやこ 国立劇場スペシャルコンサート“歌ひとすじ～出逢いに感謝～"
type: MusicAlbum
date published: 2022-01-12
track: 母恋三味線(国立劇場)
  type: MusicRecording
  duration: PT2M42S
  duration ms: 162546
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ 国立劇場スペシャルコンサート“歌ひとすじ～出逢いに感謝～"
    type: MusicAlbum
    date published: 2022-01-12
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02117770
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T06:36:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x55a75dd964f542bfc802de57874ede5f3c06495f7eb65c63e0c555b26fc5814c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958514
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958514
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02117770
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T06:54:37Z
  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 0x55a75dd964f542bfc802de57874ede5f3c06495f7eb65c63e0c555b26fc5814c. Chain 2 (Bitcoin): anchored in block 958514 (2026-07-18T06:54:37Z), 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/JPKI02117770.
    date published: 2026-07-18T06:54:37Z
  audio: 母恋三味線(国立劇場)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.637
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.36
    additional property: Energy
      type: PropertyValue
      value: 0.387
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.915
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.401
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.442
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.898
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 白い海峡(国立劇場)
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251680
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ 国立劇場スペシャルコンサート“歌ひとすじ～出逢いに感謝～"
    type: MusicAlbum
    date published: 2022-01-12
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02117782
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T20:22:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa1600fd1ca6f42d0bb1b4d7b069984886cc8007e360cc2e57900375e8bc34e61
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958060
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958060
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02117782
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-14T20:39:42Z
  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 0xa1600fd1ca6f42d0bb1b4d7b069984886cc8007e360cc2e57900375e8bc34e61. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/JPKI02117782.
    date published: 2026-07-14T20:39:42Z
  audio: 白い海峡(国立劇場)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 151.448
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.345
    additional property: Energy
      type: PropertyValue
      value: 0.774
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.771
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.122
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.634
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.547
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

北の果て…
type: MusicAlbum
date published: 2022-03-23

大月みやこ全曲集～北の果て…～
type: MusicAlbum
date published: 2022-10-05
track: 北の果て…
  type: MusicRecording
  duration: PT4M59S
  duration ms: 299520
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ全曲集～北の果て…～
    type: MusicAlbum
    date published: 2022-10-05
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02210969
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T05:38:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x02627d3f87f3dcfa5436334d6ecf46de89f3b88f318c33961598a114023c0ed8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958246
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958246
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02210969
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T05:55:09Z
  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 0x02627d3f87f3dcfa5436334d6ecf46de89f3b88f318c33961598a114023c0ed8. Chain 2 (Bitcoin): anchored in block 958246 (2026-07-16T05:55:09Z), 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/JPKI02210969.
    date published: 2026-07-16T05:55:09Z
  audio: 北の果て…
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.777
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.326
    additional property: Energy
      type: PropertyValue
      value: 0.539
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.861
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.097
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.416
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.221
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 夢のつづきを
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255146
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ全曲集～北の果て…～
    type: MusicAlbum
    date published: 2022-10-05
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02110985
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:21:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdce73e9b0e430eb64bc4cc77228a5a7508b11b9a04e53a10dc9c5a01618ba4c0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956560
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956560
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02110985
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T23:28:02Z
  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 0xdce73e9b0e430eb64bc4cc77228a5a7508b11b9a04e53a10dc9c5a01618ba4c0. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/JPKI02110985.
    date published: 2026-07-03T23:28:02Z
  audio: 夢のつづきを
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.053
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.501
    additional property: Energy
      type: PropertyValue
      value: 0.417
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.887
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.123
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.476
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.95
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: 流氷の宿
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301826
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ全曲集～北の果て…～
    type: MusicAlbum
    date published: 2022-10-05
  genre: enka
  genre: kayokyoku
  isrc code: JPKI01714371
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T03:58:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x78662d333775a0ca5100539e583948d7c9f781184a0d2bac8135f457142cc179
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 流氷の宿
track: 涙川
track: 女…さすらい
track: 女の港
track: 豊予海峡
track: 大阪ふたりづれ
track: 乱れ花

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956639

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01714371

OTSTimestamp
type: PropertyValue
value: 2026-07-04T11:19:20Z

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 0x78662d333775a0ca5100539e583948d7c9f781184a0d2bac8135f457142cc179. 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/JPKI01714371.
date published: 2026-07-04T11:19:20Z

流氷の宿
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 143.921
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.276
additional property: Energy
  type: PropertyValue
  value: 0.536
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.688
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.353
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.384
additional property: Loudness (dB)
  type: PropertyValue
  value: -7.512
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Minor

涙川
type: MusicRecording
duration: PT4M28S
duration ms: 268000
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI01914807
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T20:33:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x636009f1bd1fc9a0e09882f4ce5b094b8460b7af2961970ce8009937c218b279
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958060
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958060
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01914807
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-14T20:39:42Z
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 0x636009f1bd1fc9a0e09882f4ce5b094b8460b7af2961970ce8009937c218b279. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/JPKI01914807.
  date published: 2026-07-14T20:39:42Z
audio: 涙川
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.55
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.302
  additional property: Energy
    type: PropertyValue
    value: 0.554
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.859
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.383
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.035
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

女…さすらい
type: MusicRecording
duration: PT4M48S
duration ms: 288813
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI01111579
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T20:04:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53be90482a529cf02e9bd4406f9a498873c3bfbe5d0ceddb32215f9a1117cf0b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958058
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958058
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01111579
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-14T20:20:34Z
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 0x53be90482a529cf02e9bd4406f9a498873c3bfbe5d0ceddb32215f9a1117cf0b. Chain 2 (Bitcoin): anchored in block 958058 (2026-07-14T20:20:34Z), 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/JPKI01111579.
  date published: 2026-07-14T20:20:34Z
audio: 女…さすらい
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.285
  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: 0.285
  additional property: Energy
    type: PropertyValue
    value: 0.507
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.538
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.326
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.555
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.167
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

女の港
type: MusicRecording
duration: PT4M26S
duration ms: 266706
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI08382929
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T07:03:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa7a9d731607be937da71b9a943e2f12fe2ce599161c54d67046f6d2c53f1f1ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958256
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958256
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08382929
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T07:22:18Z
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 0xa7a9d731607be937da71b9a943e2f12fe2ce599161c54d67046f6d2c53f1f1ec. Chain 2 (Bitcoin): anchored in block 958256 (2026-07-16T07:22:18Z), 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/JPKI08382929.
  date published: 2026-07-16T07:22:18Z
audio: 女の港
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.556
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.366
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.768
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.4
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.346
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

豊予海峡
type: MusicRecording
duration: PT4M4S
duration ms: 244720
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI08691406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T07:53:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb059d930873c16784c4eaf792228cf1aecfcf9a0462e74d3080118c1a4dab39d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08691406
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
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 0xb059d930873c16784c4eaf792228cf1aecfcf9a0462e74d3080118c1a4dab39d. 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/JPKI08691406.
  date published: 2026-07-06T01:26:17Z
audio: 豊予海峡
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.309
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.365
  additional property: Energy
    type: PropertyValue
    value: 0.366
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.707
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.226
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.634
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

大阪ふたりづれ
type: MusicRecording
duration: PT3M33S
duration ms: 213466
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI08280443
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T01:19:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x80594f5c78d63f8caea23c836eda904fc003721ad59877e64f424a1113ea61ca
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08280443
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
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 0x80594f5c78d63f8caea23c836eda904fc003721ad59877e64f424a1113ea61ca. 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/JPKI08280443.
  date published: 2026-07-06T01:26:17Z
audio: 大阪ふたりづれ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.205
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.524
  additional property: Energy
    type: PropertyValue
    value: 0.394
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.72
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.247
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.525
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.805
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

乱れ花
type: MusicRecording
duration: PT4M26S
duration ms: 266986
explicit: false
by artist: Miyako Otsuki
in album: 大月みやこ全曲集～北の果て…～
  type: MusicAlbum
  date published: 2022-10-05
genre: enka
genre: kayokyoku
isrc code: JPKI08896044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T09:13:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeed959003c73ae1ef58744468e215382ded08b75245be22ddc7a8fc1cb6d6765
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958392
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958392
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08896044
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T09:46:31Z
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 0xeed959003c73ae1ef58744468e215382ded08b75245be22ddc7a8fc1cb6d6765. Chain 2 (Bitcoin): anchored in block 958392 (2026-07-17T09:46:31Z), 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/JPKI08896044.
  date published: 2026-07-17T09:46:31Z
audio: 乱れ花
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 81.415
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.47
  additional property: Energy
    type: PropertyValue
    value: 0.3
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.777
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.336
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.297
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.085
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

今も…セレナーデ
type: MusicAlbum
date published: 2023-06-21

恋人のように…
type: MusicAlbum
date published: 2024-03-06

恋人のように…
type: MusicAlbum
date published: 2024-03-13

大月みやこ60周年コンサート～このひと時 あなたとともに～
type: MusicAlbum
date published: 2024-03-13
track: 喫茶店の片隅で
  type: MusicRecording
  duration: PT1M8S
  duration ms: 68855
  explicit: false
  by artist: Miyako Otsuki
  in album: 大月みやこ60周年コンサート～このひと時 あなたとともに～
    type: MusicAlbum
    date published: 2024-03-13
  genre: enka
  genre: kayokyoku
  isrc code: JPKI02315489
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T05:47:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd92a80c876c8c14c0e91fbb6871a62cdf67da50dae57061252039225fce8c469
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI02315489
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T07:14:39Z
  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 0xd92a80c876c8c14c0e91fbb6871a62cdf67da50dae57061252039225fce8c469. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/JPKI02315489.
    date published: 2026-07-19T07:14:39Z
  audio: 喫茶店の片隅で
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 81.816
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 1
    additional property: Danceability
      type: PropertyValue
      value: 0.38
    additional property: Energy
      type: PropertyValue
      value: 0.306
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.66
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.763
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.323
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.525
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 有楽町で逢いましょう
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恋の終止符(ピリオド)
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