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README.md

@@ -38,6 +38,9 @@ benchmark accuracy for these repos** — this dataset adds that layer.
 | `summary_*.csv` | per-family / per-operator aggregates |
 | `RESULTS_BEETLE_MERGE_EVAL.md` | what ran, what did not, the honest verdict per family |
 | `fig_headline_naive_vs_aligned.png` | naive-vs-aligned and better-parent-vs-merged scatters, faceted by provenance family |
+| `fig_merge_vs_joint_ceiling.png` | merged vs jointly-trained counterpart, for the two families that publish one |
+| `arm_identity_audit.csv` | per operator-block: which arms exist, and whether aligned/transport are byte-identical to naive |
+| `harness_validation_vs_beetle_analyze.csv` | cell-by-cell agreement with beetle-analyze published numbers |
 
 `kind == "reference"` rows are the parent and ceiling models themselves; `kind == "merge"`
 rows are the merged rungs. Chance is 0.5 for every minimal-pair benchmark and 50 for BLiSS.