SF Bitcoin Devs socratic seminar #20 ((Names anonymized.)) XX01: For everyone new who has joined- this is an experiment for us. We'll see how this first online event goes. So far no major issues. Nice background, Uyluvolokutat. Should we let Harkenpost in? XX06: People around America are showing ...

slides: bip-taproot: bip-tapscript: bip-schnorr: Please try to find seats. Today we have a special treat. We have Pieter here, who is well known as a contributor to Bitcoin Core, stackexchange, the mailing list, and he has been around forever. He's the author of multiple BIPs. Today he i...

Introduction Andrew: So as Mark said I'm Andrew Chow and today I'm going to be talking about BIP 174, partially signed Bitcoin transactions, also known as PSBT. Today I'm going to be talking a bit about why we need PSBTs, or Partially Signed Bitcoin Transactions, what they are, and the actual forma...

Slides: Transcript completed by: Bryan Bishop Edited by: Michael Folkson Twitter announcement: Introduction (Mark Erhardt) Sorry for the delays. We're finally ready to talk. Welcome to our talk. We'd like to thank our sponsors including Blockstream and Digital Garage. Today we have Andrew Poe...

slides: Introduction I am Pieter Wuille. I will just dive in. Today I want to talk about improvements to the <a href=" scripting language</a>. There is feedback in the microphone. Okay. I will mostly be talking about improvements to the bitcoin scripting language. This is by no means an exhaust...

Slides: Intro Thank you very much for the warm welcome. So welcome to the hard core workout. It is not going to be that difficult but you can stretch if you need to. It is going to be a lot of material so I’m going to go a little bit fast. If you have any questions feel free to stop me in the ...

bip150 and bip151: Bitcoin p2p network encryption and authentication Introduction Alright guys.. take a seat. ((various mumblings)) Want to thank our sponsors, Digital Garage (applause). Second order of business, if you guys could... trash away.. that would be awesome. There are trash cans ...

code: Introduction There's been a fair amount of talk about putting <a href=" commitments</a> in bitcoin blocks. Whether this is a good idea or not, but on the off-chance that it might be a good idea, I spent a fair amount of time thinking and actually good merkle set implementation whic his w...

Slides: Introduction My name is Laolu or Roasbeef on the internet. I’m going to talk about light clients in general and then also what we’re working on in terms of light clients and then also how that factors into the lightning network itself. The talk is called Neutrino because that is the na...

Mastering Bitcoin on GitHub: Intro Today’s talk is different from some of the other talks I’ve done so bear with me. We are going to do this slowly in a very casual manner. This is not one of my usual talks where I am going to tell you about big picture vision and stuff like that. What I want to...

Slides: Proposal: Demo website: Twitter announcement: Intro Can everyone hear me fine through this microphone? Anyone who can't hear me please raise your hand. Oh wait. All good now? Tonight I will be speaking on a project I've been working on on and off for the past year or so, which is t...

History As Denise said, I gave <a href=" talk in Milan about mimblewimble about a month ago</a> (<a href=" This is more or less the same talk, but rebalanced a bit to try to emphasize what I think is important and add some history that has happened in the intervening time. I'll get started. Many o...

Bcoin repo: Intro Hey everyone. I’m JJ with Purse. Tonight I want to talk to you about full nodes and full node implementations in general. In particular my project and the project we’ve been working on at Purse which is bcoin. A little history about me. I’ve actually given a presentation here b...

Slides: Introduction My name is Laolu Osuntokun and I work with Lightning guys and you know me as maybe Roasbeef from the internet, on GitHub, Twitter, everything else. I’ve been Roasbeef for the past 8 years and I’m still Roasbeef that’s how it works. I’m going to give you a deep dive into th...

slides: Okay. Hello everyone. Yes, okay, great. Yes. Yeah, I'm working on Lightning Network. Bitcoin is great and fun to work on. Basic super quick summary of Lightning I am going to re-cap lightning network real quick. The basic idea is to have channels between two nodes. A channel, from the p...

Slides: Blog post: Intro For those who don’t know me I’m Pieter Wuille. I have been working on Bitcoin Core for a while but this is work I have been doing at Blockstream. Today I will be talking about Key Tree Signatures which is what I have been working on these past few weeks. It is an impro...

slides: Great to have you guys. They are going to talk about bitcoin's scalability problems. There they are. Okay, hi. So yeah, I titled it solutions because that sounds more positive than talking about problems. Joseph will go after that and talk about what needs to change and the economics and ...

* Joseph Poon <joseph@lightning.network> * Thaddeus Dryja <rx@awsomnet.org> We're doing a presentation on the lightning network and micropayments. Right now bitcoin faces some interesting problems, like transactions aren't instant, and micropayments don't work. The transaction fees are 1/10th of a ...