Hello, Mateusz.
Welcome to Hive.

To confirm your authorship of the content, could you please add the word "Hive" to a main profile on a well-established social media account like Facebook, Instagram, or Twitter (which has not been recently created)?

After you add the link, please respond to this comment with the URL link to that social media.

You can remove this mention once we confirm the authorship.

Thank you.

More Info: Introducing Identity/Content Verification Reporting & Lookup