A look at using delegation with OpenID for the purposes of that URL then being used to drive traffic from blog comments.

A good look at some of the common objections to using OpenID

Will Norris looks at the current state of the DiSo project and where it's headed.

Wiki notes for the wp-openid plugin

Dare Obasanjo discusses OpenID implementations and some best practices

Code to use JanRan's new OpenID selector widget as part of the WP-OpenID plugin

Scott Hanselman's post about enabling OpenID support in DasBlog

This C# OpenID library adds OpenID 2.0 Provider and Relying Party support to your web site both programmatically and through convenient drop-in ASP.NET controls.

Plugin to allow OpenID authentication or comment identification

Plugin to enable the use of OpenID for commenting on a WordPress blog