Kursy językowe dla początkujących

Copyright Verification

CopyrightID (CopyrightChains tx_hash): 0x2cffd0e9efe9e7b287e28b6742b24a962c166910d8e0eae79f656b9fd5cc2720
Status: registered
Registered: 2026-06-16T15:35:42+00:00
Explorer: https://explorer.copyrightchains.com/tx/0x2cffd0e9efe9e7b287e28b6742b24a962c166910d8e0eae79f656b9fd5cc2720

Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13084301