ISRC JPKI01318284

Verified recording

JPKI01318284 is “僕は頑張る(入山杏奈、大島優子、柏木由紀、川栄李奈、小嶋陽菜、島崎遥香、高橋みなみ、横山由依、渡辺麻友)” by AKB48, registered on the CopyrightChains blockchain with CopyrightID 0xefc8c18221f3bf83e00e84d8f7dfdb5e903bcfc9862de763c90da5cff96dc127 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01318284.

Recording identifiers

ISRC
JPKI01318284
Title
僕は頑張る(入山杏奈、大島優子、柏木由紀、川栄李奈、小嶋陽菜、島崎遥香、高橋みなみ、横山由依、渡辺麻友)
Artist
AKB48
CopyrightID (CopyrightChains transaction hash)
0xefc8c18221f3bf83e00e84d8f7dfdb5e903bcfc9862de763c90da5cff96dc127

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:10d5fe758a28c31c54588be8ef2daeca2d1eb5cb662ce371980387a4e10862c5
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01318284
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: 僕は頑張る(入山杏奈、大島優子、柏木由紀、川栄李奈、小嶋陽菜、島崎遥香、高橋みなみ、横山由依、渡辺麻友) · Machine-readable JSON-LD