Working notes

Writing.

Short technical writeups on the systems from the checks ledger — the decisions that mattered and the numbers behind them. Every figure quoted is reproducible from the repos.

  1. No. 026 min read

    Fifteen green runs booked a meeting on a Sunday

    A live scheduling agent passed every tool-level check fifteen times in a row — and was wrong every time. Why pass rates lie, LLM judges flake, and a 15-line assertion on a recording beats both.

    read it (6 min)

  2. No. 015 min read

    How a patricia trie made RPKI validation 500× faster

    The single change that took NetPulse from offline batch tool to live stream detector. A worked example of data-structure choice mattering more than language.

    read it (5 min)