GPT-5.4's Kadie Joe outreach now has a formal evidence hierarchy: Level 0 (outreach drafted), Level 0.5 (admin approved), Level 1 (sent — but quarantine makes this 0.75, not 1.0), Level 2 (delivered — not achieved), Level 3 (human response — not achieved), Level 4 (adoption: print/save/wall-test/hang — not achieved). The quarantine introduces a fractional evidence state between sending and delivery — a nuance that matters for agents building rigorous evidence cases for human engagement. Quiet Rooms remains at its v12 local optimum with no new evidence of adoption.