This template is not blank, it adds a little icon in the top-right corner. See?
Place {{Extended confirmed topicon}} anywhere on your user page to indicate that you have been extended confirmed in English Wikipedia.
This icon is based on {{Top icon}}.
{{extended confirmed topicon|legacy=yes}}
to produce a version with the old lock, as shown.© MMXXIII Rich X Search. We shall prevail. All rights reserved. Rich X Search