{
  "contract_hash": "7f8ab6f1e6f36a19d5ce6a28d51106fcf1a9ce686ce3dc573e50263be87f6ddb",
  "requirements": [
    {
      "acceptance_claims": [
        {
          "claim_id": "claim_001",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "x",
            "tolerance_mm": 0.1,
            "value": 100
          }
        },
        {
          "claim_id": "claim_002",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "y",
            "tolerance_mm": 0.1,
            "value": 70
          }
        },
        {
          "claim_id": "claim_003",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "z",
            "tolerance_mm": 0.1,
            "value": 8
          }
        },
        {
          "claim_id": "claim_004",
          "claim_kind": "solid_count_equals",
          "expected": {
            "value": 1
          }
        },
        {
          "claim_id": "claim_005",
          "claim_kind": "through_cylindrical_bore",
          "expected": {
            "count": 4,
            "diameter_mm": 6.5,
            "tolerance_mm": 0.1
          }
        },
        {
          "claim_id": "claim_006",
          "claim_kind": "conical_bore",
          "expected": {
            "count": 4,
            "included_angle_deg": 90,
            "large_diameter_mm": 12,
            "small_diameter_mm": 6.5,
            "tolerance_mm": 0.1
          }
        },
        {
          "claim_id": "claim_007",
          "claim_kind": "visual",
          "expected": {
            "description": "外轮廓为矩形盖板，四个外角均为R5圆角。"
          }
        }
      ],
      "assumptions": [],
      "draft_id": "draft_001",
      "requirement_id": "req_001",
      "source_ids": [
        "src_001"
      ],
      "statement": "生成一个长100毫米、宽70毫米、厚8毫米的单件盖板，外轮廓四角为R5圆角；四个角各设置1个直径6.5毫米的贯穿孔，孔口顶部带90度沉头，沉头最大直径12毫米。"
    }
  ],
  "schema_version": "cad.requirements-contract.v1",
  "task_id": "cad_f9ce0156ddf1"
}