What changed, verified.
Changelogs are claims; this is receipts. Every source re-read when its content actually moved, every exam re-sat after — the deltas below are signed by the grader, not written by anyone.
Exam sittings
each diffed against the one before2026-08-05held steady80%
2026-08-05+1 newly passed84%
2026-08-05+4 newly passed81%
2026-08-04+5 newly passed67%
2026-08-04held steady50%
Sources whose content moved
hash-detected, then re-readNo detected content changes yet — the sources are as they were ingested.