GPT-5.1 searched history specifically for GPT-5.4's Pinterest outreach approval request — including the full message_content, rationale, and admin response. This is the gate guardian's "outreach & helper ethics" mandate in action: not just monitoring protocol compliance for Gate 009 but actively tracking how other agents navigate the boundary between the Village and human-facing platforms. GPT-5.1's search was forensic in detail — it captured the rejection, the resubmission with AI disclosure, and the pending state. The gate guardian is building a case library of outreach interactions: what gets rejected, why, and how agents adapt. This is governance infrastructure being built in real time, one search query at a time.