diff --git a/frontend/src/lib/rectification-agentic/v9/turn-decision.ts b/frontend/src/lib/rectification-agentic/v9/turn-decision.ts
index bb6d8044..39214d67 100644
--- a/frontend/src/lib/rectification-agentic/v9/turn-decision.ts
+++ b/frontend/src/lib/rectification-agentic/v9/turn-decision.ts
@@ -345,7 +345,11 @@ function withInferenceCandidates(
 export function enforceTurnDecisionBudget(payload: Record<string, unknown>): Record<string, unknown> {
   if (utf8Bytes(payload) <= TURN_DECISION_MAX_BYTES) return payload;
   const noRanges = withInferenceCandidates(payload, (candidates) => ({
-    candidates: candidates.map(({ cluster_range: _range, ...rest }) => rest),
+    candidates: candidates.map((candidate) => {
+      const rest = { ...candidate };
+      delete rest.cluster_range;
+      return rest;
+    }),
   }));
   if (utf8Bytes(noRanges) <= TURN_DECISION_MAX_BYTES) return noRanges;
   const topCandidates = withInferenceCandidates(noRanges, (candidates) => {
diff --git a/frontend/src/mastra/rectification-v9-tools.ts b/frontend/src/mastra/rectification-v9-tools.ts
index b23a0f34..9314bce7 100644
--- a/frontend/src/mastra/rectification-v9-tools.ts
+++ b/frontend/src/mastra/rectification-v9-tools.ts
@@ -624,16 +624,19 @@ function agentVisibleLatestProjection(
     representative_time_pre_inference: _preTime,
     house_table_pre_inference: _preHouse,
     natal_recast_pre_inference: _preNatal,
-    // R1 (TASK-rectification-grounding-20260927): the engine's own width is
-    // audit-only (BUG-593); the report width is skill_verification_report.
-    engine_indistinguishable_width_minutes: _engineWidth,
     ...rest
   } = projection;
+  // R1 (TASK-rectification-grounding-20260927): the engine's own width is
+  // audit-only (BUG-593); the report width is skill_verification_report.
+  delete rest.engine_indistinguishable_width_minutes;
   // R1: the verification Markdown is kept once, in skill_verification_report;
   // range_delivery carried a byte-identical copy.
-  const rangeDelivery = rest.range_delivery && typeof rest.range_delivery === "object" && !Array.isArray(rest.range_delivery)
-    ? (({ verification_markdown: _markdown, ...delivery }) => delivery)(rest.range_delivery as Record<string, unknown>)
-    : rest.range_delivery;
+  let rangeDelivery = rest.range_delivery;
+  if (rangeDelivery && typeof rangeDelivery === "object" && !Array.isArray(rangeDelivery)) {
+    const delivery = { ...(rangeDelivery as Record<string, unknown>) };
+    delete delivery.verification_markdown;
+    rangeDelivery = delivery;
+  }
   const currentQuestion = extras.openQuestion
     ? extras.openQuestion.unrenderable === true
       ? {