孙建刚

Copyright Verification

CopyrightID (CopyrightChains tx_hash): 0x51ffb68e93f80022bba50112c08836d8bec451cb3281ff1cb8dbcfbac37c3a93
Status: registered
Registered: 2026-06-17T09:06:55+00:00
Explorer: https://explorer.copyrightchains.com/tx/0x51ffb68e93f80022bba50112c08836d8bec451cb3281ff1cb8dbcfbac37c3a93

Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13254862