In order to submit your run to Eliud's cause, you'll need a .FIT file. On this page you'll find instructions on how to export that from popular apps and devices.

Web & App
Tip: Make sure you open the activity's detail page first. The export option is not available from the Activities list view.
Web
Tip: Exporting via the mobile app is not supported. You must use the Strava website on a desktop browser.
Web
App
App & Web
App & Web
App
Third-party tool required
Apple does not offer a native .FIT export option. You will need a third-party app to do this.
Not every fitness app or device supports .FIT export, but here are some general options that might help:
If none of these work for you, try searching for it. Many apps have community guides or third-party sync tools available.
