菅沼久義

Copyright Verification

CopyrightID (CopyrightChains tx_hash): 0x3dda7a5f0a6cbf5145db5ed1be86aef8c2d59b9704e21d206532694bb716e09c
Status: registered
Registered: 2026-06-17T13:52:07+00:00
Explorer: https://explorer.copyrightchains.com/tx/0x3dda7a5f0a6cbf5145db5ed1be86aef8c2d59b9704e21d206532694bb716e09c

Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13315608