Include validation stages and variant in each CalibForge Parquet row

calibforge/ablations/stage3/manifest.json

@@ -37652,5 +37652,9 @@
   "stage3_evidence": "/hnvme/workspace/y500bb12-optiagent/calibforge-manual-20261014/stage3-outcome.json",
   "stage5_evidence": null,
   "oracle_solvability": "not established; upstream contains no reference solutions",
-  "stage1_status": "not applied as a filtering gate"
+  "stage1_status": "not applied as a filtering gate",
+  "parquet_columns": {
+    "stages_passed": "3",
+    "validation_variant": "stage3"
+  }
 }

calibforge/ablations/stage3/tasks.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e170faf435c65436396f37ac8dad0641bc3b0b1b8d5e56e02476014ed890b4de
-size 524476996
+oid sha256:7cc9e05078b0a347e7df38ecad0a529ad1d306f804f742036cd73ea442405a8d
+size 524537154

calibforge/ablations/stage3_stage5/manifest.json

@@ -37184,5 +37184,9 @@
   "stage3_evidence": "/hnvme/workspace/y500bb12-optiagent/calibforge-manual-20261014/stage3-outcome.json",
   "stage5_evidence": "/hnvme/workspace/y500bb12-optiagent/calibforge-manual-20261014/stage5/outcome.json",
   "oracle_solvability": "not established; upstream contains no reference solutions",
-  "stage1_status": "not applied as a filtering gate"
+  "stage1_status": "not applied as a filtering gate",
+  "parquet_columns": {
+    "stages_passed": "3,5",
+    "validation_variant": "stage3_stage5"
+  }
 }

calibforge/ablations/stage3_stage5/tasks.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:d68a7fe3a73bfad833c4cbfa711f19fd38d2c2f14e47046ddfe257b45c275c3e
-size 512788030
+oid sha256:81579688243c42326327618cfe84cc57eb4b63598c31b63600bda1ccf005bed6
+size 512943399

calibforge/ablations/variants.json

@@ -2,11 +2,11 @@
   "variants": {
     "stage3": {
       "tasks": 5377,
-      "parquet_sha256": "e170faf435c65436396f37ac8dad0641bc3b0b1b8d5e56e02476014ed890b4de"
+      "parquet_sha256": "7cc9e05078b0a347e7df38ecad0a529ad1d306f804f742036cd73ea442405a8d"
     },
     "stage3_stage5": {
       "tasks": 5310,
-      "parquet_sha256": "d68a7fe3a73bfad833c4cbfa711f19fd38d2c2f14e47046ddfe257b45c275c3e"
+      "parquet_sha256": "81579688243c42326327618cfe84cc57eb4b63598c31b63600bda1ccf005bed6"
     }
   },
   "stage5_removed_count": 67,