<div dir="ltr"><div>Hi Everyone.</div><div><br></div><div>By popular request, I've made an updated asciinema video that demonstrates creating and spending an example Simplicity transaction on the simplicityregtest network.</div><div><br></div><div>You can find the new video at <<a href="https://asciinema.org/a/598240">https://asciinema.org/a/598240</a>>.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Aug 6, 2021 at 12:14 PM Russell O'Connor <<a href="mailto:roconnor@blockstream.com">roconnor@blockstream.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>Hi Everyone,</div><div><br></div><div>We have a new blog post up at <<a href="https://medium.com/blockstream/simplicity-taproot-and-universal-sighashes-18be8647b3bd" target="_blank">https://medium.com/blockstream/simplicity-taproot-and-universal-sighashes-18be8647b3bd</a>> discussing our progress on Simplicity. You can read all about it in the post, but the highlights are:</div><div><br></div><div> * Preliminary taproot integration where Simplicity programs are placed under a new Tapleaf version.</div><div> * An asciinema video with a demo / walk-through of creating and spending an example Simplicity transaction under taproot at <<a href="https://asciinema.org/a/427264" target="_blank">https://asciinema.org/a/427264</a>></div><div> * Jets for the latest BIP-340 style Schnorr signatures and low level cryptographic operations.</div><div><br></div><div>I'm currently working on finishing up Taproot support by adding primitives to access the Taproot annex, the Taproot inner public key, etc. After that I will be implementing more arithmetic jets (they have already been specced out), and assigning costs to jets, along with a few other anti-DOS mitigations that need to be implemented.</div><div><br></div><div>-- <br></div><div>Russell O'Connor<br></div></div>
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