https://hk-775.github.io/hk-775/blog/ Engineering decisions, experiments, and evidence for AI workloads. en https://hk-775.github.io/hk-775/blog/designing-an-evidence-trail-for-agent-actions.htmlhttps://hk-775.github.io/hk-775/blog/designing-an-evidence-trail-for-agent-actions.htmlMon, 05 Oct 2026 12:00:00 GMTI trace one synthetic agent action from its request to its observed effect, then examine what event hashes, snapshots, and replay can establish—and what needs additional verification.Agent engineeringEvidenceAction governance https://hk-775.github.io/hk-775/blog/when-rules-beat-decision-models.htmlhttps://hk-775.github.io/hk-775/blog/when-rules-beat-decision-models.htmlFri, 02 Oct 2026 12:00:00 GMTI replaced a label-matching diagnostic with an executable support workflow. On 144 synthetic test episodes, the rules baseline outperformed the tested zero-shot model configurations.EvaluationTool selectionAgent engineering