<style> .reveal { font-size: 24px; } . reveal h1 h2 { font-family: "League Gothic", Impact, sans-serif; color: #eee8d5; font-family: "League Gothic", Impact, sans-serif; line-height: 0.9em; letter-spacing: 0.02em; text-transform: uppercase; text-shadow: none; } .reveal ul { font-size: 5 em ; line-height: 1.2 em ; } .reveal pre code { font-size: 0.7em ; margin: 0px 60px 0px 60px; .reveal p { line-height: 1 em ; } .reveal blockquote { font-size: 1 em ; line-height: 1.2 em ; } </style> <img src="https://www.Blockchaincommons.com/images/bcc-card.jpg" width=1024> <font size="5">Blockchain Commons #Gordian Meeting 2024-05-01</font> --- ## <img src="https://i.imgur.com/QyDl5nK.png" width="192" height="192"></br> What is Blockchain Commons? <font size=6> * We are a community interested in self-sovereign control of digital assets. * We bring together stakeholders to collaboratively develop interoperable infrastructure. * We design decentralized solutions where everyone wins. * We are a neutral "not-for-profit" that enables people to control their own digital destiny. </font> --- Thank you to our Sustaining Sponsors! <img src="https://hackmd.io/_uploads/Hy1azQDGp.png" style="border: 1px white solid;"> --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>Sponsorships * It's been a tough year! * We've lost a number of sponsors! * They remain interested in our tech * But they're having problems with funding * So we're having problems with funding * Become a sponsor! * Mail us at team@blockchaincommons.com * We can also support your company on specific projects * Open source * Related to our specifications * Talk to us! --- <font size="5"> <img src="https://i.imgur.com/QyDl5nK.png" width="128" height="128"></br> Thanks also to individual sponsors!  * You help us to go to people like HRF & say we have developer support! * Even $20/month makes a difference! --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>Last Month - FROST/Gordian Meeting - Gordian Server 1.1.0 - Wyoming Legislation - FROST Presentation --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>Today's Topics <font size=6> - SSH-Envelope - Other Advances - PayJoin - The Request/Response Use Case </font> --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>SSH-Envelope - Repo: `ssh-envelope-python` - Preview version! - A Python Integration with Rust Envelope CLI - Sign & Verify Gordian Envelopes with SSH Keys - Though We've Made Crypto-Choices in Evelope - The Foundational System is Crypto-Agnostic! --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>Other Advances - New Envelope Executive Summary, Features on Dev. Pages - https://developer.blockchaincommons.com/envelope/ - Q2 2024 Report - https://www.blockchaincommons.com/ - BCR-2024-006: Representing Graphs Using Gordian Envelope - https://tinyurl.com/bcr-graphs --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>PayJoin - Welcome to Dan Gould - Talking about PayJoin - Better Preserve Privacy of Bitcoin Transactions - Recipient Can Consolidate UTXOs - Now without a Public Server for v2! --- ## <img src="https://i.imgur.com/QyDl5nK.png" width=192 height="192"><br/>Request & Response - Request/Response is an Envelope Feature - It allows one device to Request data and another to send a linked Response - We recently prepared: - Implementation Guide - Multisig Use Case - How To Use R/R and **Why** --- <img src="https://i.imgur.com/QyDl5nK.png" width="128" height="128"></br> www.BlockchainCommons.com <img src="https://avatars.githubusercontent.com/ChristopherA?s=195"> Christopher Allen (@ChristopherA)