# Log

• 2026-10-30 P0 contract written; P0 passed.
• 2026-10-30 P1 data audit done: clean, balanced 40x25, no exclusions; P1 passed.
• 2026-10-30 P2/P3 passed: baseline iid and CR1 cluster SE computed. P4 checks all pass; running gate.
• 2026-10-30 P4 passed (gate receipt 20261030T043652). P5 report and claims written; running final gate.
• 2026-10-30 Final gate PASSED (receipt 20261030T043718). All phases passed; task complete.