fix(rectification): keep compare requests valid after style cards (BUG-577–580)

Engine asked_probe_keys no longer include varga split hashes that 400 the scorer, failed compares become visible and retry, user stop can still deliver a range on a stale snapshot, and holdout no longer reasks domains already in the ledger.

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

scripts/rectification/contracts.py

@@ -54,6 +54,7 @@ _REQUEST_FIELDS = frozenset({
     "birth_date", "start_time", "end_time", "lat", "lon", "tz", "events",
     "ayanamsa", "node_mode", "asked_probe_keys", "minute_step", "blocks",
 }) | _REQUEST_PROVENANCE_FIELDS
+ASKED_PROBE_KEY_MAX_LENGTH = 200
 _EVENT_FIELDS = frozenset({"id", "domain", "event_kind", "date_start", "date_end", "precision", "summary"}) | _EVENT_PROVENANCE_FIELDS
 _CLOCK = re.compile(r"(?:[01]\d|2[0-3]):[0-5]\d\Z")
 _MINUTES_PER_DAY = 24 * 60
@@ -167,6 +168,7 @@ class RectificationRequest(TypedDict):
     timezone_source: NotRequired[str | None]
     local_time_status: NotRequired[str | None]
     asked_probe_keys: NotRequired[list[str]]
+    dropped_asked_probe_keys: NotRequired[int]
     minute_step: NotRequired[int]
     blocks: NotRequired[list[dict[str, Any]]]
 
@@ -335,17 +337,23 @@ def normalize_rectification_request(body: Any, *, today: date | None = None) ->
             raise ValueError("asked_probe_keys must contain between 0 and 200 strings")
         cleaned_keys: list[str] = []
         seen: set[str] = set()
+        dropped = 0
         for index, item in enumerate(asked):
-            if not isinstance(item, str) or not item.strip() or len(item.strip()) > 120:
+            if not isinstance(item, str) or not item.strip():
                 raise ValueError(
-                    f"asked_probe_keys[{index}] must be a non-empty string up to 120 characters"
+                    f"asked_probe_keys[{index}] must be a non-empty string up to {ASKED_PROBE_KEY_MAX_LENGTH} characters"
                 )
             key = item.strip()
+            if len(key) > ASKED_PROBE_KEY_MAX_LENGTH:
+                dropped += 1
+                continue
             if key in seen:
                 continue
             seen.add(key)
             cleaned_keys.append(key)
         cleaned_request["asked_probe_keys"] = cleaned_keys
+        if dropped:
+            cleaned_request["dropped_asked_probe_keys"] = dropped
     if "minute_step" in body:
         minute_step = body.get("minute_step")
         if isinstance(minute_step, bool) or not isinstance(minute_step, int) or not 1 <= minute_step <= 15: