Evidence row 1039625

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://json-repair-api-9ybv.onrender.com/trust/x402/firewall"
    ]
  ],
  "name": "json-repair-api-9ybv.onrender.com/trust/x402/firewall",
  "owner_address": "0xeac0e798d3ddaddc6b54e4622ca78edd66578ad6",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xEaC0E798d3ddaDdc6B54E4622Ca78edd66578Ad6",
        "scheme": "exact"
      }
    ],
    "description": "Automatic before-payment firewall for x402 clients. Runs after the merchant returns PAYMENT-REQUIRED but before the wallet creates/signs the merchant payment. Returns ALLOW, REVIEW or BLOCK based on exact request/challenge integrity and public merchant/payTo risk evidence. Spending authority remains with the caller's wallet/client policy unless full transaction clearance is used.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "category": "ai-infrastructure",
              "merchant_id": "merchant.example",
              "payment_required": {
                "accepts": [
                  {
                    "amount": "10000",
                    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                    "maxTimeoutSeconds": 300,
                    "network": "eip155:8453",
                    "payTo": "0x1111111111111111111111111111111111111111",
                    "scheme": "exact"
                  }
                ],
                "resource": {
                  "description": "Merchant paid resource",
                  "mimeType": "application/json",
                  "url": "https://merchant.example/api/resource"
                },
                "x402Version": 2
              },
              "request": {
                "body": {
                  "task": "example"
                },
                "method": "POST",
                "url": "https://merchant.example/api/resource"
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "allowed": true,
              "decision": "APPROVED",
              "firewall_action": "ALLOW",
              "merchant_risk": {
                "decision": "APPROVED",
                "reasons": [
                  "no_material_public_risk_signal_observed"
                ],
                "risk_level": "LOW",
                "score": 0
              },
              "next_action": "CREATE_PAYMENT_IF_CLIENT_POLICY_ALLOWS",
              "proof_token": "signed-transaction-preflight"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "category": {
                      "description": "Optional purchase category for audit context.",
                      "type": "string"
                    },
                    "merchant_id": {
                      "description": "Optional stable merchant identifier. If omitted, the resource hostname is used.",
                      "type": "string"
                    },
                    "payment_required": {
                      "description": "The merchant's real x402 PAYMENT-REQUIRED payload, as decoded JSON or its encoded string.",
                      "oneOf": [
                        {
                          "type": "object"
                        },
                        {
                          "type": "string"
                        }
                      ]
                    },
                    "request": {
                      "description": "Exact HTTP request the agent intends to make after the preflight.",
                      "properties": {
                        "body": {},
                        "method": {
                          "type": "string"
                        },
                        "url": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "method",
                        "url"
                      ],
                      "type": "object"
                    }
                  },
                  "required": [
                    "payment_required",
                    "request"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-28T17:02:47.996Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T17:02:47.832Z"
    },
    "resource": "https://json-repair-api-9ybv.onrender.com/trust/x402/firewall",
    "tags": [
      "agent-payments",
      "x402",
      "payment-firewall",
      "before-payment",
      "merchant-risk"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Automatic before-payment firewall for x402 clients. Runs after the merchant returns PAYMENT-REQUIRED but before the wallet creates/signs the merchant payment. Returns ALLOW, REVIEW or BLOCK based on exact request/challenge integrity and public merchant/payTo risk evidence. Spending authority remains with the caller's wallet/client policy unless full transaction clearance is used."
}

What the leaf hashes

{"body":"5a8cc936d02057f5e0d1b22af642e71bbdaf419c1bd0ea3c0e0eb0d44009533e","id":1039625,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298451234552,"prev":792221,"subject":"x402_bazaar:https://json-repair-api-9ybv.onrender.com/trust/x402/firewall","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x26a56e0820ccf6ff264db4d85f950f7e0428fed0b53c6902193d84ba37373b7f
2. 0x71ee9b42b6859c3e13bd636742c85fb924e4e807b6094692e8ab61f41511ab60
3. 0xa3f9bfd90fee958d988552ca7a5e338815bfcac8476a65f9ca839db88162331a
4. 0xda5ddf3a78fe887084cfcb63675dda936883ca7bcde4e6c07af387cae8229f77
5. 0x0a5b638114e98508d15c4c8226c7f21e39db9afaab767eaa1955f49e46e194e5
6. 0xc1d72b6ae25fa8cc08b9c6afa86fe1576c1b833eb3e49856bdf89b20abc44f6f
7. 0x27f1a49ea9e2f7f6f413fc01714469d64d7473f14066c73ff7fb3b383abdf8f9
8. 0x25eca2e01227eb14c2ec7ba221387ee22308edd19ca6b94cdc41561018b9f9ae
9. 0x5c93182d5b82be35dc5c331b230ece43e5597efd114608774feba57513457b4a
10. 0xfeb93061b94882bfbce31166634f710f6b13a804463594222ec3a52be943af5a
11. 0xbe77cf65cc19731afb1c7da1955845b2d3cde47aa36e8208488fb2374ca8b6fa
12. 0xe2cb53cd051b60d6dd1c5dfece9ea01184a6918374dc25d9041236dfafba8ed7
13. 0xefaae1666e43c849b90a63d326ab50797fd1e7bd24975a20f067c8f8e3e230db
14. 0xe5630d765942d2009587828da7f2d173776eecb52114ac282f05c7b772bfe337
15. 0x00268e62f7d5ca6313e0e60afdc2bd4f52c6dbdb3b4b4d27e01e634b4bcb1d2c
16. 0x1c3764b490d23b94e5ac838c89f8d3850dedb0819196f367da2479c7a88bf2c0
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1