{
  "schema_version": "seekapi.public-source-observations.v1",
  "evidence_kind": "INTERNAL_PROVIDER_ONLY_BENCHMARK",
  "publication_scope": "PUBLIC_SOURCE_OBSERVATIONS_ONLY",
  "disclaimer": "These rows are public source observations from an internal provider-only benchmark. They are not supplier recommendations, verified quotations, confirmed manufacturers, or completed RFQ candidates.",
  "benchmark_observed_at": "2026-10-09T10:28:14.240Z",
  "qualification_summary": {
    "strict_product_model_material_confirmation": {
      "confirmed": 0,
      "total": 3
    },
    "observed_specification_signals": {
      "observed": 3,
      "total": 3
    },
    "final_qualification": {
      "status": "UNKNOWN",
      "unknown": 3,
      "total": 3
    },
    "five_case_benchmark_overall": "NOT_PASS"
  },
  "rows": [
    {
      "product": {
        "short_title": "304不锈钢平垫金属垫圈加大介子螺丝加厚圆形不锈钢垫片M4m5m6m8",
        "public_id": "876803043112",
        "source_url": "https://detail.1688.com/offer/876803043112.html"
      },
      "shop": {
        "display_name": "UNKNOWN",
        "public_id": "b2b-220691320759005447",
        "source_url": "UNKNOWN"
      },
      "observed_at": "2026-10-07T17:30:00.653Z",
      "observed_facts": {
        "observed_listing_price": {
          "amount": "0.01",
          "currency": "CNY",
          "unit": "件",
          "supplier_confirmation": "UNKNOWN"
        },
        "observed_minimum_order_quantity": {
          "quantity": 1,
          "unit": "件"
        }
      },
      "observed_specification_signals": [
        {
          "attribute": "product type",
          "observation": "304不锈钢平垫金属垫圈加大介子螺丝加厚圆形不锈钢垫片M4m5m6m8",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "model/size",
          "observation": "304不锈钢平垫金属垫圈加大介子螺丝加厚圆形不锈钢垫片M4m5m6m8",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "material",
          "observation": "304不锈钢",
          "confirmation_status": "UNKNOWN"
        }
      ],
      "missing_evidence": [
        "STRICT_PRODUCT_MODEL_MATERIAL_CONFIRMATION",
        "COMPANY_REGISTRATION",
        "MANUFACTURER_OR_TRADER_IDENTITY",
        "CERTIFICATION",
        "QUANTITY_PRICE_TIER",
        "SUPPLIER_CONFIRMED_QUOTE",
        "PUBLIC_SHOP_DISPLAY_NAME",
        "PUBLIC_SHOP_SOURCE_URL"
      ],
      "qualification_status": "UNKNOWN",
      "evidence_status": "INSUFFICIENT_EVIDENCE"
    },
    {
      "product": {
        "short_title": "304不锈钢沉头螺丝碗型垫圈实心锥型凹凸装饰鱼眼垫片M3M4M5M6M8",
        "public_id": "768495653666",
        "source_url": "https://detail.1688.com/offer/768495653666.html"
      },
      "shop": {
        "display_name": "UNKNOWN",
        "public_id": "b2b-2217314326357a0afc",
        "source_url": "UNKNOWN"
      },
      "observed_at": "2026-10-09T10:28:14.173Z",
      "observed_facts": {
        "observed_listing_price": {
          "amount": "0.30",
          "currency": "CNY",
          "unit": "件",
          "supplier_confirmation": "UNKNOWN"
        },
        "observed_minimum_order_quantity": {
          "quantity": 5,
          "unit": "件"
        }
      },
      "observed_specification_signals": [
        {
          "attribute": "product type",
          "observation": "304不锈钢沉头螺丝碗型垫圈实心锥型凹凸装饰鱼眼垫片M3M4M5M6M8",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "model/size",
          "observation": "304不锈钢沉头螺丝碗型垫圈实心锥型凹凸装饰鱼眼垫片M3M4M5M6M8",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "material",
          "observation": "304不锈钢",
          "confirmation_status": "UNKNOWN"
        }
      ],
      "missing_evidence": [
        "STRICT_PRODUCT_MODEL_MATERIAL_CONFIRMATION",
        "COMPANY_REGISTRATION",
        "MANUFACTURER_OR_TRADER_IDENTITY",
        "CERTIFICATION",
        "QUANTITY_PRICE_TIER",
        "SUPPLIER_CONFIRMED_QUOTE",
        "PUBLIC_SHOP_DISPLAY_NAME",
        "PUBLIC_SHOP_SOURCE_URL"
      ],
      "qualification_status": "UNKNOWN",
      "evidence_status": "INSUFFICIENT_EVIDENCE"
    },
    {
      "product": {
        "short_title": "厂家直销304不锈钢加大垫片圆形不锈钢平垫圈金属螺丝平垫直发",
        "public_id": "1011689226398",
        "source_url": "https://detail.1688.com/offer/1011689226398.html"
      },
      "shop": {
        "display_name": "UNKNOWN",
        "public_id": "b2b-2212765959751f1eb5",
        "source_url": "UNKNOWN"
      },
      "observed_at": "2026-10-07T17:29:54.767Z",
      "observed_facts": {
        "observed_listing_price": {
          "amount": "0.02",
          "currency": "CNY",
          "unit": "个",
          "supplier_confirmation": "UNKNOWN"
        },
        "observed_minimum_order_quantity": {
          "quantity": 1,
          "unit": "个"
        }
      },
      "observed_specification_signals": [
        {
          "attribute": "product type",
          "observation": "厂家直销304不锈钢加大垫片圆形不锈钢平垫圈金属螺丝平垫直发",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "model/size",
          "observation": "厂家直销304不锈钢加大垫片圆形不锈钢平垫圈金属螺丝平垫直发",
          "confirmation_status": "UNKNOWN"
        },
        {
          "attribute": "material",
          "observation": "304不锈钢",
          "confirmation_status": "UNKNOWN"
        }
      ],
      "missing_evidence": [
        "STRICT_PRODUCT_MODEL_MATERIAL_CONFIRMATION",
        "COMPANY_REGISTRATION",
        "MANUFACTURER_OR_TRADER_IDENTITY",
        "CERTIFICATION",
        "QUANTITY_PRICE_TIER",
        "SUPPLIER_CONFIRMED_QUOTE",
        "PUBLIC_SHOP_DISPLAY_NAME",
        "PUBLIC_SHOP_SOURCE_URL"
      ],
      "qualification_status": "UNKNOWN",
      "evidence_status": "INSUFFICIENT_EVIDENCE"
    }
  ]
}