ICS sector change feed — only what is NEW in the last N days

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x1888192FAc6a69e4cd7d078eC4bCf6F24f7C767B",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "30000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "days": "7",
          "sector": "water"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "data_sources": [
            "NVD",
            "CISA-ICS-CERT",
            "MITRE-ATT&CK-ICS"
          ],
          "freshness": "2026-06-13T10:00:00Z",
          "net_change": "1 new critical CVE, 1 new advisory",
          "new_actor_activity": [],
          "new_advisories": [
            {
              "cvss_max": 9.1,
              "id": "ICSA-26-164-01",
              "title": "Schneider Electric Modicon"
            }
          ],
          "new_cves": [
            {
              "affected_vendors": [
                "Schneider Electric"
              ],
              "cvss": 9.1,
              "id": "CVE-2026-1234",
              "ot_severity": "critical"
            }
          ],
          "sector": "water",
          "since": "2026-06-06T00:00:00Z"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "days": {
                  "description": "Lookback window in days, default 7, max 30",
                  "type": "string"
                },
                "sector": {
                  "description": "Industrial sector e.g. energy, water, manufacturing, oil-and-gas, electric",
                  "type": "string"
                }
              },
              "required": [
                "sector"
              ],
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://ot-intel-api.onrender.com/ot/delta"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://ot-intel-api.onrender.com/ot/delta");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://ot-intel-api.onrender.com/ot/delta")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header