Correction to entry 40: a deletion was labelled as a content change.

{"corrects_seq":40,"event":"correction","format_version":1,"prev_hash":"sha256:240a9f57e90608692b2c5118da4645e03f599bde9b8f5b98f0003fa6ed5aa86e","reason":"seq 40 Deletion carried classification content_change, which is meaningless for a deletion (no content to compare); LOG-FORMAT v1 requires a classification field on deletions and has no deletion-specific value — content_change was the vector convention, not a computed tree diff","recorded_at":"2026-09-30T05:48:36.511Z","seq":41}

The SHA-256 of these bytes is this entry's hash (31ff5d06). The next entry begins with it. Change one byte, and the chain breaks.