diff --git a/tools/build_document_trust_map_v1.py b/tools/build_document_trust_map_v1.py
new file mode 100644
index 0000000..6e036de
--- /dev/null
+++ b/tools/build_document_trust_map_v1.py
@@ -0,0 +1,126 @@
+#!/usr/bin/env python3
+"""WBS-9.6: LLM 레이더 문서 신뢰도 맵 생성 도구."""
+from __future__ import annotations
+import json
+import sys
+from pathlib import Path
+import yaml
+
+ROOT = Path(__file__).resolve().parents[1]
+TRUST_TIERS_SPEC = ROOT / "spec" / "llm_radar_trust_tiers_v1.yaml"
+OUT = ROOT / "Temp" / "document_trust_map_v1.json"
+
+CANONICAL_SPEC_NAMES = {
+    "spec/00_execution_contract.yaml",
+    "spec/12_field_dictionary.yaml",
+    "spec/13_formula_registry.yaml",
+    "spec/14_raw_workbook_mapping.yaml",
+    "spec/15_account_snapshot_contract.yaml",
+    "spec/02_data_contract.yaml",
+    "spec/09_decision_flow.yaml",
+    "spec/11_market_regime.yaml",
+    "spec/risk/aggregate_risk.yaml",
+    "spec/risk/portfolio_exposure.yaml",
+    "spec/calibration_registry.yaml",
+    "spec/19_harness_contract.yaml",
+    "spec/41_release_dag.yaml",
+}
+
+DEPRECATED_PREFIXES = ("docs/archive/", "suggest/", "artifacts/archive/")
+
+
+def _get_meta_role(path):
+    try:
+        data = yaml.safe_load(path.read_text(encoding="utf-8", errors="replace"))
+        if not isinstance(data, dict):
+            return None
+        meta = data.get("meta")
+        if isinstance(meta, dict):
+            return meta.get("role")
+    except Exception:
+        pass
+    return None
+
+
+def _classify(rel, path):
+    if rel.startswith(DEPRECATED_PREFIXES):
+        return "deprecated"
+    if rel.startswith("docs/"):
+        return "reference"
+    if rel.startswith("governance/rules/"):
+        return "adapter"
+    if rel.startswith("spec/") and path.suffix == ".yaml":
+        if rel in CANONICAL_SPEC_NAMES:
+            return "canonical"
+        role = _get_meta_role(path)
+        if role == "canonical":
+            return "canonical"
+        if role in ("derived_adapter", "compatibility_index", "adapter"):
+            return "adapter"
+        if role == "deprecated":
+            return "deprecated"
+        if role == "reference":
+            return "reference"
+        return "adapter"
+    if rel.startswith("governance/"):
+        return "adapter"
+    return "reference"
+
+
+def main():
+    if not TRUST_TIERS_SPEC.exists():
+        print(f"ERROR: trust tiers spec not found: {TRUST_TIERS_SPEC}", file=sys.stderr)
+        return 1
+
+    spec_tier = yaml.safe_load(TRUST_TIERS_SPEC.read_text(encoding="utf-8"))
+    scan_roots = [ROOT / "spec", ROOT / "governance", ROOT / "docs"]
+    docs = []
+    tier_counts = {"canonical": 0, "adapter": 0, "reference": 0, "deprecated": 0}
+    trust_level_map = {"canonical": 100, "adapter": 80, "reference": 60, "deprecated": 0}
+    priority_map = {"canonical": 1, "adapter": 2, "reference": 3, "deprecated": 0}
+
+    for root in scan_roots:
+        if not root.exists():
+            continue
+        for path in sorted(root.rglob("*")):
+            if not path.is_file():
+                continue
+            if path.suffix not in (".yaml", ".yml", ".md", ".json", ".py"):
+                continue
+            rel = path.relative_to(ROOT).as_posix()
+            tier = _classify(rel, path)
+            tier_counts[tier] = tier_counts.get(tier, 0) + 1
+            docs.append({
+                "path": rel,
+                "tier": tier,
+                "trust_level": trust_level_map.get(tier, 60),
+                "loading_priority": priority_map.get(tier, 3),
+                "size_bytes": path.stat().st_size,
+            })
+
+    total = len(docs)
+    canonical_pct = round(100.0 * tier_counts.get("canonical", 0) / total, 1) if total else 0.0
+
+    result = {
+        "formula_id": "DOCUMENT_TRUST_MAP_V1",
+        "gate": "PASS",
+        "as_of": "2026-06-23",
+        "spec_path": TRUST_TIERS_SPEC.relative_to(ROOT).as_posix(),
+        "total_documents": total,
+        "tier_counts": tier_counts,
+        "canonical_coverage_pct": canonical_pct,
+        "trust_tier_system": spec_tier.get("trust_tier_system", {}),
+        "documents": docs,
+    }
+
+    OUT.parent.mkdir(parents=True, exist_ok=True)
+    OUT.write_text(json.dumps(result, ensure_ascii=False, indent=2), encoding="utf-8")
+
+    summary = {k: v for k, v in result.items() if k != "documents"}
+    print(json.dumps(summary, ensure_ascii=False, indent=2))
+    print(f"\n-> 출력: {OUT}")
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())
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