fix(rectification): stop unwritten-evidence claims and same-cluster dasha false conflicts (BUG-635–640)

Host only says 记下了 after a real write; Mastra schema rejections fail closed. Ledger year keys no longer drop quality probes, dual-dasha agreement is per cluster, width uses cluster span, and public house tables follow the inference minute.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/rectification/decision_policy.py

@@ -156,8 +156,16 @@ def indistinguishable_width_minutes(candidates: Sequence[dict[str, Any]]) -> int
         return 0
     ranked = sorted(candidates, key=lambda row: int(row.get("rank") or 0))
     top = ranked[0]
-    minutes = [value for value in (_clock_minutes(row.get("time")) for row in ranked) if value is not None]
-    span = (max(minutes) - min(minutes) + 1) if minutes else 0
+    starts: list[int] = []
+    ends: list[int] = []
+    for row in ranked:
+        start = _clock_minutes(row.get("cluster_start") or row.get("time"))
+        end = _clock_minutes(row.get("cluster_end") or row.get("time"))
+        if start is not None:
+            starts.append(start)
+        if end is not None:
+            ends.append(end)
+    span = (max(ends) - min(starts) + 1) if starts and ends else 0
     tied = int(top.get("tied_minute_count") or 1)
     return max(tied, span, 1)
 
@@ -606,6 +614,7 @@ def build_decision_receipt(
         cluster_width_minutes=width,
         include_discriminators=int(request.get("minute_step") or 1) <= 1,
         column_times=_column_times_for_packet(request, candidate_decisions),
+        clusters=candidate_decisions,
     )
     if packet["dasha_agreement"]["status"] == "conflict":
         if overall_confidence == "high":