Hey. Are user names like @saunter unique or only the nostr keys are ? If not how one verifies that the account is original?
Refreshing how nostr:npub1getal6ykt05fsz5nqu4uld09nfj3y3qxmv8crys4aeut53unfvlqr80nfm will show connected website and detected lightning address

Hey. Are user names like @saunter unique or only the nostr keys are ? If not how one verifies that the account is original?