Sebastian 🟩🥕
@theStack
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Passionate about #bitcoin (Core contributor since 2019), nature, OpenBSD, books, bass, beer & chess 🏞️ PGP: 6A8F 9C26 6528 E25A EB1D 7731 C237 1D91 CB71 6EA7
Vienna
Joined March 2009
An impementation of BIP 54 "Consensus Cleanup" has been merged by @ajtowns into Bitcoin Inquisition: https://t.co/7LlZk1s4Pr.
@darosior continues to push this important work forward.
github.com
This implements the BIP54 consensus rules. Each of the 4 mitigations comes with its own unit test in a new src/test/bip54_tests.cpp module. The unit tests can be used to generate JSON test vectors ...
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New BIP number assignment: BIP445: FROST Signing Protocol for BIP340 Signatures
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Thanks @glozow for driving the package relay project for five years and to a good conclusion. Bitcoin users and especially Lightning Network users owe you a lot for your hard and admirable work.
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I've opened a pull request for the FROST Signing BIP, aiming to standardize FROST signing for the Bitcoin ecosystem. If you've reviewed BIP327, this should feel very familiar. Would love to hear the community's feedback! https://t.co/sZwLEcmpWd
github.com
This PR adds a BIP for the FROST (Flexible Round-Optimized Schnorr Threshold) signing protocol. The development repository is at https://github.com/siv2r/bip-frost-signing. There already exists RFC...
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Fuzzamoto is a fuzz testing tool for Bitcoin full nodes. For the last year, Niklas Gögge (@dergoegge) has been building Fuzzamoto with the goal of: “an external testing suite that gets as close as possible to taking production binaries as input and producing bugs as output”...
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The ₿OSS Challenge is back 🎉 Start your career in bitcoin open source software (₿OSS) and change your life forever. https://t.co/ViLMvz1gvK
bosschallenge.xyz
₿OSS Challenge - start your career in bitcoin open source
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1 year later: we now have two compatible implementations supporting 0-fee channels (eclair and LDK) and the spec is final: https://t.co/tPjs6YdkQc Huge thanks to @glozow and @theinstagibbs who made it possible by working on mempool policy 🙏
github.com
We introduce a new channel_type that leverages v3 (TRUC) transactions, pay-to-anchor outputs and ephemeral dust. With this change, commitment transactions don't pay any mining fee (in most ...
Say hello to the first 0-fee lightning commitment transaction, made possible by Bitcoin Core 28 (with v3 transactions and pay-to-anchor): https://t.co/SYuxTP3IzH This wouldn't be possible without all the hard work from @glozow and @theinstagibbs, and it will even get better!
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🥕🥕🥕🥕 Happy Taproot activation anniversary! Taproot has now been active for four years!
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Bitcoin Core now has an interface for its consensus code - it only took a decade. https://t.co/w9r8AKmnLl
github.com
This is a first attempt at introducing a C header for the libbitcoinkernel library that may be used by external applications for interfacing with Bitcoin Core's validation logic. It current...
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You know what’s frustrating? When you’ve got the skills, the drive, and the ideas to make an impact, but the only thing stopping you is a border stamp. That’s the reality for so many brilliant Bitcoin developers across Africa and the Global South. They can write world‑class
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Okay, v30.0 is tagged. Now that the [OP⏎ Debate|Bitcoin] is about to die, how about we pick something new to bash our heads in about? How about: - SENDTEMPLATE - TH+CSFS+IK - Consensus Cleanup - Great Script Restoration - Activate BIP 3 Links below.
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Excited to share "Provable Cryptography for Bitcoin: An Introduction" - a comprehensive workbook that teaches formal security definitions and proofs through hands-on exercises. Solutions included!
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One year ago Marco (@macrohead7) embarked on a year long Brink fellowship in our London office. Today, after a year of progress and contributions, we’re happy to bring him on as a full-time Bitcoin Core engineer…!
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Nominations are open for the 2025 Bitcoin Research Prize! Submit papers that made an impact on Bitcoin or Lightning published after 2021: https://t.co/5YelzIU10c Here is the talk by last year’s winners @n1ckler & @chelseakomlo -->
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A statement on Bitcoin Core development and transaction relay policy -
bitcoincore.org
Bitcoin Core development and transaction relay policy
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Check out this overview of why you should get involved with bitcoin open source software and ways we can help you get started!
"Introduction to Bitcoin Open Source" talk by @satsie of @Bitcoin_Devs from our Bitcoin Student Dev Day, held March 8th 2025 in collaboration with @laurier_bitcoin and @wlooblockchain @BTCStudents
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On Monday's Livestream (May 5 @ 12 PDT) I'll be reviewing OP_RETURN and discussing github moderation https://t.co/BZPwiqH84w I will: - Look at the history of OP_RETURN's implementation - Evaluate the arguments from the ML post and PR for and against the change (cont'd)
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