Confirmed: http://stackauth.com/1.0/users/febfb878-3f6f-4215-9323-46d15d62ac7d/associated

**Edit:** I discovered this affects [StackCenter](http://stackapps.com/questions/1114/stackcenter-your-one-stop-for-everything-stackexchange) too. Some of my accounts show a funny blue picture because the `email_hash` isn't being passed along.