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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae777cdea51718e233cac0e85d944ee6a1bc3766e37acbfe17aad436ee3e2c86. Chain 2 (Bitcoin): anchored in block 953614 (2026-06-14T08:40:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/176e5a16-7a51-4f7c-b491-02459486ee96.json and https://artists.proofprofile.net/proofs/artist/176e5a16-7a51-4f7c-b491-02459486ee96.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4398196ca7ed0e797b617be3387dafaf9676a4fc44a6daecc7dceaebb9fa031. 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/TCJPM2067525.
モテ曲カラオケJ-POP ～カラオケで歌いたいモテるカッコいい人気&最新曲！～
モテ曲カラオケJ-POP ～カラオケで歌いたいモテるカワイイ有名&最新曲！～
Tokyo City Pop ~Nostalgic Emotional J-POP~
Summer Song! Nostalgic Music ~80's / 90's J-POP~
思い出ドライブ ～旅行・キャンプ・里帰り・思い出をJ-POPカバーに乗せて～
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dd38de60eed4f193da090453954d750ef321ce1ef0b286bc448bbe569be324b. Chain 2 (Bitcoin): anchored in block 957772 (2026-07-12T23:31:17Z), 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/TCJPP2158552.
Memories Drive ~Travel, Camping, Homecoming, Memories with J-Pop Covers~
Best J-POP Graduation Songs to Give You All the Feels 2022
卒うた。2022 おすすめ&有名&人気の泣けるJ-POPベストヒット！
真夜中のドライブに聴きたいエモうた
ハルラブ～新生活・新学期に聴きたい春の恋うた～
HARU LOVE Songs for Spring season of Love
Spring Song J -POP HITS - Feel the breeze of spring
Mr. Woman Cover～女性シンガーによる男性シンガー曲～ SOCIAL HITS BEST
HaruUta! Nostalgic J -POP Best - 80's 90's Spring Songs -
女性が歌うJ-POPベスト夏 ～海やキャンプで聴きたいヒットソング～
平成レトロポップBEST～懐かしくてエモい有名J-POP～
HEISEIRETOROPOPPU BEST ~NATUKASIKUTEEMOIYUUMEIJ-POP~
女性が歌うJ-POP BEST 2022～ドラマ、映画などで話題の最新&有名感動恋愛ソングヒッツメドレー～
自粛期間によく聴いていたJ-POP～SNSで流行ったちょっぴり懐かしい定番曲～
アニソンとよふかし～最新令和のアニソン～
KARAOKE BEST J-POP R40 ~40DAINI OSUSUMENO KARAOKE TEIBANNKYOKU~
X'mas J-POP Collection ~Meikyoku X'mas Medore-~
NATUMERO TYOUTEIBAN BEST ~REIWA NI KIKU SHOUWA J-POP~
DAISHIKYU- DAISHIKI J-POP 2023 Medley of popular hit songs
だいしきゅー だいしゅき J-POP 2023 ～大人気ヒットソングメドレー～
HARUUTA ~REKIDAININKINODOTEIBAN NATUMEROJ-POP~
朝活 ワークアウト J-POP 〜通勤！登校！朝に聴きたい爽やか定番J-POP〜