---
type: log
title: The memory grows a machine surface
timestamp: 2026-05-13T00:00:00Z
px3_tier: operational
status: published
---

Five read tools over the memory layer — the current state, the threads,
the index — so any session on any machine reads the same truth instead of
being briefed on it. Memory stops being something a model holds and becomes
something the system serves.

*Backfilled 2026-08-14 from the working record. Receipt: commit `991a1b0` (2026-05-13) — the hash is public, the history is private; the binding verifies when it opens.*