慶応義塾ワグネル・ソサィエティー男声合唱団
Copyright Verification
- CopyrightID (CopyrightChains tx_hash): 0x0c9e69700192abb89cd501669450766ceb681e4d6b7208ac0a007c592aad5ca8
- Status: registered
- Registered: 2026-06-15T21:14:07+00:00
- Explorer: https://explorer.copyrightchains.com/tx/0x0c9e69700192abb89cd501669450766ceb681e4d6b7208ac0a007c592aad5ca8
Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/12888211