We do remember one tweet from Matt Cutts on 6th Oct that he would be surprised if PR Update happens.
Today, I have noticed few webmasters around the world raising questions about Page Rank Update. And yes, The Google Page Rank Update is rolled out.
@NielsBoschh I would be surprised if that happened.
— Matt Cutts (@mattcutts) October 6, 2013
Here is a tool to check Page Rank in bulk URLs. If you do not find any updates to your web / blog, do not worry about. It may happen there in any change to your web / blog. Here is a video from Matt Cutts answering “Why isn’t my site’s PageRank changing?”