How can you prove that you own your website content. That you wrote it on this date? You can use the WordProof plugin which leverages blockchain technology, that's how. It's not just for your blog content though, it could be used for almost anything and that's what makes it so exciting. That song that you recorded, those legal documents that you need to guarantee were updated last week. If you want to prove that something happened to your content on a certain date and time, WordProof is a WordPress plugin which will enable you to do this. It's such a new technology and it's perhaps a little new to most of us so Sebastiaan van der Lans is here to explain how it all works and why you might need it on the WP Builds podcast today!