tree: /private/tmp/claude-501/-Users-arpitarya-my-programs-fux/bfdf0f61-9b1d-4f48-97d7-5a4381f3dc8b/scratchpad/lab
contests: 538   paths: ['ask']
  25/538
  50/538
  75/538
  100/538
  125/538
  150/538
  175/538
  200/538
  225/538
  250/538
  275/538
  300/538
  325/538
  350/538
  375/538
  400/538
  425/538
  450/538
  475/538
  500/538
  525/538

    path     n    off     on  better  worse  discordant    net
     ask   538    118     78       7     47          54    -40

headroom (SR-RS 22b) — measured in the BASELINE arm, per path:
       ask  improvement  420/538   regression  118/538 

🔴 The bar is the PRE-REGISTRATION's and this runner does not apply it.
   `ask` only: this prices PROXIMITY RERANKING and nothing else.
   W-108's two-mechanism separation is NOT delivered — `ask` never fetches.
