1# Verification checks (P4)2- Clean re-run (deleted outputs, re-ran analysis.py): SHA-256 of results.json, analytic.csv, exclusions.csv identical: PASS3- Independent recomputation using csv module (no pandas):4- n window 309 = growth+missing: PASS5- independent n_growth: PASS6- independent mean: PASS7- independent sub-means: PASS8- weighted sub-means = overall: PASS9- independent growth_2014_06: PASS10- independent growth_2016_07: PASS11- independent growth_2020_05: PASS12- independent growth_2022_06: PASS13- independent growth_2026_09: PASS14- max/min: PASS15- min<=means<=max: PASS16- analytic rows == n_analysed: PASS17- analytic growth recomputes: PASS18- vintage_used rule: 2026 vintage iff date>=2014-01: PASS19- exclusions identities: PASS20- 2025-10 absent from analytic: PASS21- magnitudes plausible (-3<g<10): PASS22- Input file hashes unchanged after work (incl. after misplaced-directory incident): PASS23