diff --git a/training/curriculum_state.json b/training/curriculum_state.json
index eeba218c..8fcfb6b5 100644
--- a/training/curriculum_state.json
+++ b/training/curriculum_state.json
@@ -1,6 +1,6 @@
 {
   "stage_index": 3,
-  "attempt": 0,
+  "attempt": 1,
   "status": "in_progress",
   "log": [
     {
@@ -23,6 +23,22 @@
       "attempt": 0,
       "decision": "pass",
       "note": "ungated ramp waypoint (no eval)"
+    },
+    {
+      "stage_index": 3,
+      "experiment": "20260801-1131-curric-s4-unmask",
+      "attempt": 0,
+      "eval": {
+        "timestamp": "2026-08-02T13:58:25+00:00",
+        "model_a": "/home/jcreek/ai-training/CosmicClash/Game/bots/20260801-1131-curric-s4-unmask.json",
+        "model_b": "/home/jcreek/ai-training/CosmicClash/Game/bots/curric-s5-aggression.json",
+        "episodes": 100,
+        "wins_a": 29,
+        "wins_b": 55,
+        "draws": 16,
+        "win_rate_a": 0.29
+      },
+      "decision": "fail"
     }
   ]
 }
diff --git a/training/eval_history.json b/training/eval_history.json
index 2fd5c7b9..fd8ed214 100644
--- a/training/eval_history.json
+++ b/training/eval_history.json
@@ -158,5 +158,15 @@
     "wins_b": 56,
     "draws": 13,
     "win_rate_a": 0.31
+  },
+  {
+    "timestamp": "2026-08-02T13:58:25+00:00",
+    "model_a": "/home/jcreek/ai-training/CosmicClash/Game/bots/20260801-1131-curric-s4-unmask.json",
+    "model_b": "/home/jcreek/ai-training/CosmicClash/Game/bots/curric-s5-aggression.json",
+    "episodes": 100,
+    "wins_a": 29,
+    "wins_b": 55,
+    "draws": 16,
+    "win_rate_a": 0.29
   }
 ]