楽しくスタディーClub

Copyright Verification

CopyrightID (CopyrightChains tx_hash): 0xc190be507a28d7612eab20395ade46dc47be380168b6f4ddcaa5c9d82800f188
Status: registered
Registered: 2026-06-14T22:05:55+00:00
Explorer: https://explorer.copyrightchains.com/tx/0xc190be507a28d7612eab20395ade46dc47be380168b6f4ddcaa5c9d82800f188

Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/2693862