{
  "contract_hash": "d9f89fbf4ec1b24409b294cbb77253e4adf06a3fbf759040801389558544c22a",
  "requirements": [
    {
      "acceptance_claims": [
        {
          "claim_id": "claim_001",
          "claim_kind": "solid_count_equals",
          "expected": {
            "value": 1
          }
        },
        {
          "claim_id": "claim_002",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "x",
            "tolerance_mm": 0.1,
            "value": 100
          }
        },
        {
          "claim_id": "claim_003",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "y",
            "tolerance_mm": 0.1,
            "value": 50
          }
        },
        {
          "claim_id": "claim_004",
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "z",
            "tolerance_mm": 0.1,
            "value": 25
          }
        },
        {
          "claim_id": "claim_005",
          "claim_kind": "visual",
          "expected": {
            "description": "Top-centered T-slot runs along the full length of the block and opens through both lengthwise ends. Slot mouth is 10 mm wide and 8 mm deep, with a 20 mm lower width and 15 mm total depth."
          }
        }
      ],
      "assumptions": [],
      "draft_id": "draft_001",
      "requirement_id": "req_001",
      "source_ids": [
        "src_001"
      ],
      "statement": "生成一个T形槽试块，外形为长100毫米、宽50毫米、高25毫米的单一实体，在顶面中心沿长度方向加工一条贯穿两端的T形槽。"
    }
  ],
  "schema_version": "cad.requirements-contract.v1",
  "task_id": "cad_b62b889e6fcf"
}