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<html><head><title>2023-08-21 Nomos weekly</title><meta charSet="utf-8"/><meta name="viewport" content="width=device-width, initial-scale=1.0"/><meta property="og:title" content="2023-08-21 Nomos weekly"/><meta property="og:description" content="Nomos weekly report 21st Oct § (delayed as I was on holidays and then took me some time to clarify some things with the team) Network Privacy and Mixnet § Improved the mixnet implementation based on latest discussion."/><meta property="og:image" content="https://roadmap.logos.co/static/og-image.png"/><meta property="og:width" content="1200"/><meta property="og:height" content="675"/><link rel="icon" href="../../static/icon.png"/><meta name="description" content="Nomos weekly report 21st Oct § (delayed as I was on holidays and then took me some time to clarify some things with the team) Network Privacy and Mixnet § Improved the mixnet implementation based on latest discussion."/><meta name="generator" content="Logos Roadmaps"/><link 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C62.022,70.495,50.88,65.88,42.5,57.5C29.043,44.043,25.658,23.536,34.076,6.47c0.532-1.08,0.318-2.379-0.534-3.23 c-0.851-0.852-2.15-1.064-3.23-0.534c-4.918,2.427-9.375,5.619-13.246,9.491c-9.447,9.447-14.65,22.008-14.65,35.369 c0,13.36,5.203,25.921,14.65,35.368s22.008,14.65,35.368,14.65c13.361,0,25.921-5.203,35.369-14.65 c3.872-3.871,7.064-8.328,9.491-13.246C97.826,68.608,97.611,67.309,96.76,66.458z"></path></svg></label></div><div class="toc desktop-only"><button type="button" id="toc"><h3>Table of Contents</h3><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="fold"><polyline points="6 9 12 15 18 9"></polyline></svg></button><div id="toc-content"><ul class="overflow"><li class="depth-0"><a href="#nomos-weekly-report-21st-oct" data-for="nomos-weekly-report-21st-oct">Nomos weekly report 21st Oct</a></li><li class="depth-1"><a href="#network-privacy-and-mixnet" data-for="network-privacy-and-mixnet">Network Privacy and Mixnet</a></li><li class="depth-1"><a href="#private-pos" data-for="private-pos">Private PoS</a></li><li class="depth-1"><a href="#simulations-app" data-for="simulations-app">Simulations app</a></li><li class="depth-1"><a href="#data-availability-sampling" data-for="data-availability-sampling">Data Availability Sampling</a></li></ul></div></div></div><div class="center"><div class="page-header"><div class="popover-hint"><h1 class="article-title">2023-08-21 Nomos weekly</h1><p class="content-meta">Sep 04, 2023, 2 min read</p><ul class="tags"><li><a href="../../tags/nomos-updates" class="internal tag-link">#nomos-updates</a></li></ul></div></div><article class="popover-hint"><h2 id="nomos-weekly-report-21st-oct">Nomos weekly report 21st Oct<a aria-hidden="true" tabindex="-1" href="#nomos-weekly-report-21st-oct" class="internal"> §</a></h2>
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<p>(delayed as I was on holidays and then took me some time to clarify some things with the team)</p>
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<h3 id="network-privacy-and-mixnet">Network Privacy and Mixnet<a aria-hidden="true" tabindex="-1" href="#network-privacy-and-mixnet" class="internal"> §</a></h3>
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<ul>
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<li>Improved the mixnet implementation based on latest discussion. <a href="https://github.com/logos-co/nomos-node/pull/307" class="external">307</a></li>
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<li>Base implementation of Mixnet PoC: <a href="https://github.com/logos-co/nomos-node/pull/302" class="external">302</a></li>
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<li>Refactor to encapsulate message body creation&write&read: <a href="https://github.com/logos-co/nomos-node/pull/308" class="external">308</a></li>
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<li>New issues related to mixnet: <a href="https://github.com/logos-co/nomos-node/issues?q=is%3Aopen+is%3Aissue+label%3Amixnet" class="external">issues?q=is%3Aopen+is%3Aissue+label%3Amixnet</a></li>
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</ul>
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<h3 id="private-pos">Private PoS<a aria-hidden="true" tabindex="-1" href="#private-pos" class="internal"> §</a></h3>
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<ul>
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<li>Updated draft addressing comments related to shielded and transparent transaction types.</li>
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<li>Defined an opportunistic voting problem.</li>
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<li>Continuing analysis on zCash transaction’s construction.</li>
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<li>This is currently the project that is going slowest and needs more attention going forward. It’s also the most complex and with the most unknowns.</li>
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</ul>
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<h3 id="simulations-app">Simulations app<a aria-hidden="true" tabindex="-1" href="#simulations-app" class="internal"> §</a></h3>
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<ul>
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<li>Graceful shutdown of simulations.</li>
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<li>Created a new repository for simulations configurations and test results: <a href="https://github.com/logos-co/nomos-simulations" class="external">nomos-simulations</a></li>
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<li>Updates and discussed test runs: <a href="https://github.com/logos-co/nomos-simulations/pull/3" class="external">3</a></li>
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<li>Changes to support CSV format output of simulation data: <a href="https://github.com/logos-co/nomos-node/pull/304" class="external">304</a> and <a href="https://github.com/logos-co/nomos-node/pull/306" class="external">306</a></li>
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<li>Minor issue on integration tests fixed: <a href="https://github.com/logos-co/nomos-node/pull/315" class="external">315</a></li>
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</ul>
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<h3 id="data-availability-sampling">Data Availability Sampling<a aria-hidden="true" tabindex="-1" href="#data-availability-sampling" class="internal"> §</a></h3>
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<ul>
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<li>Studied RS+KZG in context of our DA architecture.</li>
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<li>RS: basic encoding/decoding lib. Created a basic wrapper around reed-solomon-encoding library to work with arbitrary bytearrays with the simples API possible. Created basic tests and docs as well.</li>
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<li>KZG: basic commitment + proof creation, also proof verification lib. Same here, created a simplistic API that abstract from the confusing types in the underlaying used library.</li>
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<li>Created a simplistic API for RS: <a href="https://github.com/logos-co/nomos-node/pull/303" class="external">303</a></li>
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<li>Created a simplistic API for KZG: <a href="https://github.com/logos-co/nomos-node/pull/309" class="external">309</a></li>
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