Muzyka do nauki poprawiająca koncentrację
Copyright Verification
- CopyrightID (CopyrightChains tx_hash): 0x4076a84fe6f8de255641aec0f2e5d83b43b417ce7e45ab5b4729f254d26ae112
- Status: registered
- Registered: 2026-06-17T15:51:52+00:00
- Explorer: https://explorer.copyrightchains.com/tx/0x4076a84fe6f8de255641aec0f2e5d83b43b417ce7e45ab5b4729f254d26ae112
Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13341938