市川市立南行徳中学校合唱部
Copyright Verification
- CopyrightID (CopyrightChains tx_hash): 0xdd68b3eae7fc9a123448cf045fd438a2af54c1fc85c2f8b63def7a137d3d6459
- Status: registered
- Registered: 2026-06-20T11:10:03+00:00
- Explorer: https://explorer.copyrightchains.com/tx/0xdd68b3eae7fc9a123448cf045fd438a2af54c1fc85c2f8b63def7a137d3d6459
Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13438870