Over the past few months, I’ve repeatedly observed very short-lived P2P connections with fake user agents being made to my Bitcoin Core node in a high succession. This morning around 7:00 am UTC, these abruptly stopped.| b10c.me
These are the tasks of my “Tracing Bitcoin Core v23.0” workshop for bitcoin++ 2022. They might not make much sense on their own as participants used a pre-setup VPS. The workshop slides can be found here. This branch was used during the workshop.| b10c.me
This report updates on what 0xB10C, Coinbase Crypto Community Fund grant recipient, has been working on over the first half of his year-long Bitcoin development grant. This specifically covers his work on Userspace, Statically Defined Tracing support for Bitcoin Core. This report was published on the Coinbase blog too.| b10c.me
My miningpool-observer project aims to bring transparency to mining pool transaction selection. The tool can detect missing and extra transactions in blocks. One goal is to detect censorship by mining pools.| b10c.me
Some of the regularly used Bitcoin wallets, for example, the Bitcoin Core wallet and the Electrum Bitcoin Wallet, set the locktime of newly constructed transactions to the current block height. This is as an anti-fee-sniping measure and visible as a stair-like pattern when plotting time-locked transactions by their mempool arrival time and locktime. The plot, however, reveals transactions time-locked to a future block height. These should, usually, not be relayed through the Bitcoin network.| b10c.me