phptag is a service to provide references to sources about PHP. phptag also permit kick into this sources, using buttons into sources sites(clicking in a blog post, for instance)
the user, to have a valid kick, need login and such thing are done using some external api, probably twitter api. without login system.
the kick uri are: kick phptag.net/kick/[uri] count kicks phptag.net/kick/[uri]/count
tags phptag.net/tag/[uri]
type phptag.net/type/[uri]
What is a kick?