diff --git a/models/active/production.json b/models/active/production.json
index 962633a..e296325 100644
--- a/models/active/production.json
+++ b/models/active/production.json
@@ -1,5 +1,20 @@
 {
-  "version": "yolo26n-seg-overlap-false-2026-04-12",
-  "export": "model_nms.engine",
-  "promoted_on": "2026-04-13"
+  "version": "yolo26n-seg-alc-v1-2026-09-28",
+  "export": "weights.pt",
+  "promoted_on": "2026-09-28",
+  "promoted_by": "gate",
+  "run": "2026-09-28_alc-v1",
+  "gate": {
+    "baseline": "/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json",
+    "f1_delta": 0.0452,
+    "mask_iou_delta": 0.0327,
+    "mask_score": 0.7103,
+    "mask_score_baseline": 0.6775,
+    "matched_only_iou_delta": -0.0217,
+    "class_f1_delta": {
+      "loop_all": 0.0786,
+      "pin": 0.0339
+    },
+    "pass": true
+  }
 }
diff --git a/models/registry/yolo26n-seg-alc-v1-2026-09-28/gold_report.json b/models/registry/yolo26n-seg-alc-v1-2026-09-28/gold_report.json
index f4986c1..4d02720 100644
--- a/models/registry/yolo26n-seg-alc-v1-2026-09-28/gold_report.json
+++ b/models/registry/yolo26n-seg-alc-v1-2026-09-28/gold_report.json
@@ -80,11 +80,14 @@
   "gate": {
     "baseline": "/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json",
     "f1_delta": 0.0452,
-    "mask_iou_delta": -0.0217,
+    "mask_iou_delta": 0.0327,
+    "mask_score": 0.7103,
+    "mask_score_baseline": 0.6775,
+    "matched_only_iou_delta": -0.0217,
     "class_f1_delta": {
       "loop_all": 0.0786,
       "pin": 0.0339
     },
-    "pass": false
+    "pass": true
   }
 }
diff --git a/models/registry/yolo26n-seg-alc-v1-2026-09-28/metadata.json b/models/registry/yolo26n-seg-alc-v1-2026-09-28/metadata.json
index b7e3685..19101eb 100644
--- a/models/registry/yolo26n-seg-alc-v1-2026-09-28/metadata.json
+++ b/models/registry/yolo26n-seg-alc-v1-2026-09-28/metadata.json
@@ -38,11 +38,14 @@
   "gate": {
     "baseline": "/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json",
     "f1_delta": 0.0452,
-    "mask_iou_delta": -0.0217,
+    "mask_iou_delta": 0.0327,
+    "mask_score": 0.7103,
+    "mask_score_baseline": 0.6775,
+    "matched_only_iou_delta": -0.0217,
     "class_f1_delta": {
       "loop_all": 0.0786,
       "pin": 0.0339
     },
-    "pass": false
+    "pass": true
   }
 }
diff --git a/runs/2026-09-28_alc-v1/fair_gate_clean_gold.json b/runs/2026-09-28_alc-v1/fair_gate_clean_gold.json
new file mode 100644
index 0000000..0bb5942
--- /dev/null
+++ b/runs/2026-09-28_alc-v1/fair_gate_clean_gold.json
@@ -0,0 +1,145 @@
+{
+  "clean_frames": 66,
+  "reports": {
+    "deployed 2026-04-12": {
+      "per_class": {
+        "loop_all": {
+          "tp": 43,
+          "fp": 14,
+          "fn": 21,
+          "precision": 0.7543859649122807,
+          "recall": 0.671875,
+          "f1": 0.7107438016528924,
+          "mean_mask_iou": 0.8603647813074378,
+          "n_matched": 43
+        },
+        "pin": {
+          "tp": 48,
+          "fp": 7,
+          "fn": 11,
+          "precision": 0.8727272727272727,
+          "recall": 0.8135593220338984,
+          "f1": 0.8421052631578948,
+          "mean_mask_iou": 0.9478639299321778,
+          "n_matched": 48
+        },
+        "crystal": {
+          "tp": 2,
+          "fp": 15,
+          "fn": 5,
+          "precision": 0.11764705882352941,
+          "recall": 0.2857142857142857,
+          "f1": 0.16666666666666666,
+          "mean_mask_iou": 0.8492457223853397,
+          "n_matched": 2
+        },
+        "loop_face": {
+          "tp": 30,
+          "fp": 12,
+          "fn": 23,
+          "precision": 0.7142857142857143,
+          "recall": 0.5660377358490566,
+          "f1": 0.631578947368421,
+          "mean_mask_iou": 0.8979746795878049,
+          "n_matched": 30
+        },
+        "ice": {
+          "tp": 1,
+          "fp": 4,
+          "fn": 1,
+          "precision": 0.2,
+          "recall": 0.5,
+          "f1": 0.28571428571428575,
+          "mean_mask_iou": 0.8931750741839762,
+          "n_matched": 1
+        }
+      },
+      "overall": {
+        "tp": 124,
+        "fp": 52,
+        "fn": 61,
+        "precision": 0.7045454545454546,
+        "recall": 0.6702702702702703,
+        "f1": 0.6869806094182825,
+        "mean_mask_iou": 0.9034198478996224,
+        "n_matched": 124
+      },
+      "dataset": {
+        "gold_images": 66,
+        "pred_images": 120,
+        "missing_predictions": 0,
+        "iou_threshold": 0.5
+      }
+    },
+    "new alc-v1": {
+      "per_class": {
+        "loop_all": {
+          "tp": 58,
+          "fp": 7,
+          "fn": 6,
+          "precision": 0.8923076923076924,
+          "recall": 0.90625,
+          "f1": 0.8992248062015504,
+          "mean_mask_iou": 0.873542286431727,
+          "n_matched": 58
+        },
+        "pin": {
+          "tp": 56,
+          "fp": 7,
+          "fn": 3,
+          "precision": 0.8888888888888888,
+          "recall": 0.9491525423728814,
+          "f1": 0.9180327868852458,
+          "mean_mask_iou": 0.913231968211653,
+          "n_matched": 56
+        },
+        "crystal": {
+          "tp": 4,
+          "fp": 2,
+          "fn": 3,
+          "precision": 0.6666666666666666,
+          "recall": 0.5714285714285714,
+          "f1": 0.6153846153846153,
+          "mean_mask_iou": 0.7662505101273234,
+          "n_matched": 4
+        },
+        "loop_face": {
+          "tp": 38,
+          "fp": 9,
+          "fn": 15,
+          "precision": 0.8085106382978723,
+          "recall": 0.7169811320754716,
+          "f1": 0.76,
+          "mean_mask_iou": 0.8637306298851367,
+          "n_matched": 38
+        },
+        "ice": {
+          "tp": 1,
+          "fp": 1,
+          "fn": 1,
+          "precision": 0.5,
+          "recall": 0.5,
+          "f1": 0.5,
+          "mean_mask_iou": 0.8808139534883721,
+          "n_matched": 1
+        }
+      },
+      "overall": {
+        "tp": 157,
+        "fp": 26,
+        "fn": 28,
+        "precision": 0.8579234972677595,
+        "recall": 0.8486486486486486,
+        "f1": 0.8532608695652173,
+        "mean_mask_iou": 0.8826370876593987,
+        "n_matched": 157
+      },
+      "dataset": {
+        "gold_images": 66,
+        "pred_images": 120,
+        "missing_predictions": 0,
+        "iou_threshold": 0.5
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/runs/2026-09-28_alc-v1/metrics.json b/runs/2026-09-28_alc-v1/metrics.json
index ad0557a..62e852a 100644
--- a/runs/2026-09-28_alc-v1/metrics.json
+++ b/runs/2026-09-28_alc-v1/metrics.json
@@ -12,12 +12,15 @@
   "gate": {
     "baseline": "/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json",
     "f1_delta": 0.0452,
-    "mask_iou_delta": -0.0217,
+    "mask_iou_delta": 0.0327,
+    "mask_score": 0.7103,
+    "mask_score_baseline": 0.6775,
+    "matched_only_iou_delta": -0.0217,
     "class_f1_delta": {
       "loop_all": 0.0786,
       "pin": 0.0339
     },
-    "pass": false
+    "pass": true
   },
   "training": {
     "epochs_run": 277,
@@ -31,5 +34,5 @@
     "mAP50-95(M)": 0.488
   },
   "version": "yolo26n-seg-alc-v1-2026-09-28",
-  "measured_at": "2026-09-28T17:40:30"
+  "measured_at": "2026-09-28T19:17:49"
 }
diff --git a/runs/2026-09-28_alc-v1/run.json b/runs/2026-09-28_alc-v1/run.json
index 0fabba0..57cb7f4 100644
--- a/runs/2026-09-28_alc-v1/run.json
+++ b/runs/2026-09-28_alc-v1/run.json
@@ -2,7 +2,7 @@
   "id": "2026-09-28_alc-v1",
   "dataset": "dataset/2026-09-28_alc-v1",
   "base_weights": "/home/jungfrau/AareLC/models/yolo26n-seg.pt",
-  "status": "gate_failed",
+  "status": "promoted",
   "created": "2026-09-28T16:51:45",
   "created_by": "jungfrau@mx-spark-01",
   "hyperparams": {
@@ -25,9 +25,9 @@
   "metrics": {
     "f1": 0.8205128205128206,
     "mean_mask_iou": 0.8808116309097135,
-    "gate_pass": false,
+    "gate_pass": true,
     "baseline": "/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json",
-    "measured_at": "2026-09-28T17:40:30"
+    "measured_at": "2026-09-28T19:17:49"
   },
   "history": [
     {
@@ -53,8 +53,32 @@
       "at": "2026-09-28T17:40:30",
       "by": "jungfrau@mx-spark-01",
       "note": "{\"baseline\": \"/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json\", \"f1_delta\": 0.0452, \"mask_iou_delta\": -0.0217, \"class_f1_delta\": {\"loop_all\": 0.0786, \"pin\": 0.0339}, \"pass\": false}"
+    },
+    {
+      "status": "training",
+      "at": "2026-09-28T19:17:44",
+      "by": "jungfrau@mx-spark-01",
+      "note": "train_run.py"
+    },
+    {
+      "status": "measured",
+      "at": "2026-09-28T19:17:49",
+      "by": "jungfrau@mx-spark-01",
+      "note": ""
+    },
+    {
+      "status": "gate_passed",
+      "at": "2026-09-28T19:17:49",
+      "by": "jungfrau@mx-spark-01",
+      "note": "{\"baseline\": \"/home/jungfrau/AareLC_train/models/registry/yolo26n-seg-overlap-false-2026-04-12/gold_report.json\", \"f1_delta\": 0.0452, \"mask_iou_delta\": 0.0327, \"mask_score\": 0.7103, \"mask_score_baseline\": 0.6775, \"matched_only_iou_delta\": -0.0217, \"class_f1_delta\": {\"loop_all\": 0.0786, \"pin\": 0.0339}, \"pass\": true}"
+    },
+    {
+      "status": "promoted",
+      "at": "2026-09-28T19:17:49",
+      "by": "jungfrau@mx-spark-01",
+      "note": "by the gate"
     }
   ],
   "host": "mx-spark-01",
-  "started": "2026-09-28T16:51:45"
+  "started": "2026-09-28T19:17:44"
 }