LAB EXHIBITDom multi-commit oraclesStructural SSOT + CPU wall-clock samples. Host Run button measures applyDomPatches.[pass] dom.bench.1k_single_set_text patches=1 — 1024-row label edit → O(1) SetText, no ReplaceAll[pass] dom.bench.512_append_insert patches=1 — 512+1 append → Insert, no ReplaceAll, small patch set[pass] dom.bench.remove_middle patches=1 — stable-id remove middle → Remove, no ReplaceAll[pass] dom.bench.reorder_move patches=3 — keyed reorder → Move, no ReplaceAllwallclock plan plane=cpu_diff iters=7 residual=not_js_framework_benchmark_placement; host_apply plane is noise-dependent[pass] dom.wall.1k_set_text median_ns=546200 structural=true[pass] dom.wall.512_append median_ns=547793 structural=true[pass] dom.wall.remove_middle median_ns=2774 structural=true[pass] dom.wall.reorder_move median_ns=3556 structural=true