{
 "6": {
  "n_families": 6,
  "n_pairs": 60,
  "n_cells": 990,
  "n_significant_bh": 0,
  "arch_confounded": 55,
  "arch_confounded_frac": 0.05555555555555555,
  "max_abs_r": 0.9855839275303553,
  "cross_domain_observed": 0.4065689641054916,
  "cross_domain_null_mean": 0.46277056050853943,
  "cross_domain_excess": -0.05620159640304784,
  "cross_domain_p": 0.62,
  "families": [
   "Llama-3.1-8B",
   "Llama-3.1-8B-Instruct",
   "Llama-3.2-3B",
   "Llama-3.2-3B-Instruct",
   "gemma-2-2b",
   "gemma-2-2b-it"
  ],
  "utc": "2026-08-26T21:23:18Z"
 },
 "4": {
  "n_families": 4,
  "n_pairs": 40,
  "n_cells": 855,
  "n_significant_bh": 0,
  "arch_confounded": 176,
  "arch_confounded_frac": 0.20584795321637428,
  "cross_domain_observed": 0.2680960292148541,
  "cross_domain_null_mean": 0.3274259143474369,
  "cross_domain_excess": -0.059329885132582805,
  "cross_domain_p": 0.52,
  "families": [
   "gemma-2-2b",
   "gemma-2-2b-it",
   "Llama-3.2-3B",
   "Llama-3.2-3B-Instruct"
  ],
  "note": "backfilled by recomputing the same statistics on the four-family subset of the rows already on disk; not a separate measurement"
 },
 "7": {
  "n_families": 7,
  "n_pairs": 70,
  "n_cells": 1035,
  "n_significant_bh": 0,
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  "arch_confounded_frac": 0.00676328502415459,
  "max_abs_r": 0.9870745467170581,
  "cross_domain_observed": 0.31737657273365016,
  "cross_domain_null_mean": 0.42728521420298576,
  "cross_domain_excess": -0.1099086414693356,
  "cross_domain_p": 0.655,
  "families": [
   "Llama-3.1-8B",
   "Llama-3.1-8B-Instruct",
   "Llama-3.2-3B",
   "Llama-3.2-3B-Instruct",
   "gemma-2-2b",
   "gemma-2-2b-it",
   "gemma-2-9b"
  ],
  "utc": "2026-08-27T00:20:18Z"
 },
 "8": {
  "n_families": 8,
  "n_pairs": 80,
  "n_cells": 1035,
  "n_significant_bh": 0,
  "arch_confounded": 0,
  "arch_confounded_frac": 0.0,
  "max_abs_r": 0.9842163373849221,
  "cross_domain_observed": 0.6227041879849581,
  "cross_domain_null_mean": 0.5120572472876781,
  "cross_domain_excess": 0.11064694069727998,
  "cross_domain_p": 0.285,
  "families": [
   "Llama-3.1-8B",
   "Llama-3.1-8B-Instruct",
   "Llama-3.2-3B",
   "Llama-3.2-3B-Instruct",
   "gemma-2-2b",
   "gemma-2-2b-it",
   "gemma-2-9b",
   "gemma-2-9b-it"
  ],
  "utc": "2026-08-27T03:57:37Z"
 }
}