杨大勇

Copyright Verification

CopyrightID (CopyrightChains tx_hash): 0x4c6d5d72854f5a5566ffd1af19e7cb56286cb19b6c304b8e2256a6e728ec72af
Status: registered
Registered: 2026-06-20T17:10:52+00:00
Explorer: https://explorer.copyrightchains.com/tx/0x4c6d5d72854f5a5566ffd1af19e7cb56286cb19b6c304b8e2256a6e728ec72af

Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13461397