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Notes on memory you can defend.
Writing from the team building Lians, on bitemporal recall, audit chains, contamination-free backtests, and how to measure memory honestly.
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Why AI agents need two clocks to reproduce past decisions without leaking future knowledge.
AI agent audit logs: what to record and how to reconstruct decisionsA technical guide to decision records, memory provenance, bitemporal reconstruction, tamper evidence, and the fields an audit-ready agent stack needs.
What Article 12 actually requires you to logA source-linked implementation guide to EU AI Act logging, point-in-time reconstruction, tamper evidence, and the records most agent stacks cannot produce.
LoCoMo benchmark methodology and resultsSee the shared judge harness, retrieval settings, raw artifacts, token costs, and comparison caveats.
Memory is a lifecycle, not a tableHow facts enter, change, age, fail safely, and account for themselves.
Your backtest Sharpe is contaminatedTwo kinds of lookahead bias, why one clock misses them, and a two-command check.