Kevin Rose have just announced today the official Digg for iPhone. The interface is based on iUI work of Joe Hewitt and Kris Tate in addition to jQuery. Features include :

• Native iPhone-like story scrolling
• Mini permalink pages with top 5 comments
• Login and Digging
• Pagination
• Jump to any topic

iPhone Link: http://digg.com/iphone
Website : http://blog.digg.com/?p=86