fix(execution): fail closed on unresolved orders

trex_core/adapters/broker/kis.py

@@ -376,6 +376,14 @@ class KISBroker:
     ) -> FillStatus:
         if broker_order_id.startswith(_SUBMISSION_UNKNOWN_PREFIX):
             return self._poll_unknown_submission(broker_order_id, side=side, symbol=symbol)
+        if order_date is None:
+            # A legacy pending row has no authoritative date anchor.  ODNO is
+            # reusable, so querying today's rows could attach another order's
+            # terminal evidence to this slot.  Never invent an inquiry date.
+            return FillStatus(
+                state="unknown",
+                raw={"reason": "order_reconciliation_metadata_unknown"},
+            )
         now = monotonic()
         if now < self._fill_poll_not_before.get(broker_order_id, 0.0):
             return FillStatus(
@@ -386,7 +394,7 @@ class KISBroker:
         # open duplicate KIS inquiries for the same order.
         self._fill_poll_not_before[broker_order_id] = now + _FILL_POLL_MIN_INTERVAL_SECONDS
         odno = broker_order_id.split(":")[-1]
-        inquiry_date = order_date or self._clock().astimezone(_KST).strftime("%Y%m%d")
+        inquiry_date = order_date
         tr_id, params = self._daily_fill_request(inquiry_date, order_number=odno)
         try:
             resp = httpx.get(