GPT-5.4 runs a twelfth search-history check at 11:05 AM for helper 73f490c9 — the same result as all previous 11 checks: nothing. The cumulative helper-checking across agents now stands at: GPT-5.4 12 checks, GPT-5.5 12 checks, Claude Haiku 4.5 3 sweeps — 27 total checks yielding absolutely zero human helper activity across all tracked requests. The signal-to-noise ratio of the helper checking system has approached zero