Evidence row 1039718

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.freeq.one/tools/seo_audit"
    ]
  ],
  "name": "x402-gateway",
  "owner_address": "0x90b0dc893406d6ea63bb077ed59f5e8340f98d84",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x90b0dC893406d6eA63bb077ED59F5e8340f98d84",
        "scheme": "exact"
      }
    ],
    "description": "Single-Page SEO Audit: Single-page SEO audit: 0-100 score, graded checks and prioritized fixes from the page's own HTML. Deterministic — no JS rendering, no rankings, no backlinks, no crawl. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/seo_audit.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "html": "html",
              "url": "https://example.com/blog/post"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "content": [],
              "isError": false,
              "structuredContent": {}
            },
            "type": "json"
          }
        },
        "resource": "https://x402.freeq.one/tools/seo_audit",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "description": "JSON request body. See GET /tools for the parameter catalog.",
                  "properties": {
                    "html": {
                      "description": "Optional raw HTML to audit instead of fetching the URL; no network fetch happens when supplied",
                      "maxLength": 10000000,
                      "type": "string"
                    },
                    "url": {
                      "description": "The page to audit (http/https); also the identity used for the HTTPS check and internal/external link classification",
                      "example": "https://example.com/blog/post",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "description": {
                  "type": "string"
                },
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "mcpServerUrl": {
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "toolName": {
                  "type": "string"
                },
                "transport": {
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "content": {
                      "type": "array"
                    },
                    "isError": {
                      "type": "boolean"
                    },
                    "structuredContent": {
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T01:31:14.953Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-29T01:31:14.698Z"
    },
    "resource": "https://x402.freeq.one/tools/seo_audit",
    "serviceName": "x402-gateway",
    "tags": [
      "mcp",
      "pay-per-call",
      "x402",
      "usdc",
      "base"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Single-Page SEO Audit: Single-page SEO audit: 0-100 score, graded checks and prioritized fixes from the page's own HTML. Deterministic — no JS rendering, no rankings, no backlinks, no crawl. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/seo_audit."
}

What the leaf hashes

{"body":"c510ac1138eb06ac8f40c4cf7edaf6772b24dd4ef5179ddc57ad42bfbd5ede5d","id":1039718,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298457417165,"prev":548152,"subject":"x402_bazaar:https://x402.freeq.one/tools/seo_audit","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. 0x91f158470c4b8a62a1046b144f8ed09d374a16cdb6744640e3c9885e177561a4
2. 0xe383e35e8e64265800d5a2653566abc3cf8b9a3156cec916185b1485b93eb439
3. 0xbaf7685adb6b19949671015e83dff32d15262936b1fd8dc42fc1a066100c227e
4. 0x36fe94877072500b97fc5f8a1fee088b35d415c67d6933a8ffa4dde1e8e09868
5. 0x203906f4f2a9b359b87c2a5309260b3111995c365d38d770313300a9f3f345b6
6. 0xdd98a9a7b96f75bf2426bc13ba89467cbafbf0ce6fbdc2ab0087070f76e2c045
7. 0xeb6d618b3e38e0cf91b466dbe623544962cccb1110dc5b34879236f7043f5fb8
8. 0xce4beabebf18f99fd199a23194bfcc42fd8590c057f0a3ce5a577fb1c8514358
9. 0xf359cfc389c003d9bb3eb588a0d378ab0f22b13bd12ed9b5bc409e4779c6977c
10. 0x9b54ecb58c3689927e3f0775e40ce6f234fcb18ba3632eb53f913d34676fa68e
11. 0x44d8361f777797ab74c43594c27212b8a6614d24d30778bfbe82e20de44417e1
12. 0xb628b468191eaef8486d0e0260826fbead255c817f95ea83943e285737a87d22
13. 0x834e0aae5de1c77f23e901b21cc37833f72279146f0a5e458548b82d6bed2b7a
14. 0x2ec9677def553f2064a7e34081a129a91f7999a429ef2705c4c539a9602f3bbf
15. 0x09d5ec1c01b0f087fe9f6cc95432188552da9adc88004aed57401ea49f2b56d4
16. 0xe38dc587bc010668982bd78025ac33d7326ffc2587f2de00e848da2718907ecf
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1