NOTE: Stitcher is closing down in July 2023. This article remains as reference only.
Firstly, you'll need to sign up to be a Content Provider for Stitcher. You can do this by heading to this link: https://partners.stitcher.com/join
Paste in your RSS Feed on this form and click Next.
Confirm your email address on this screen. This is where your verification email will get sent to.
Accept those Terms & Conditions and then check your email for the verification link! Once you've verified your podcast will be on Stitcher and you'll have access to all the statistics that go with it!