Evidence row 1039705

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.forgemesh.io/metric-imperial-convert"
    ]
  ],
  "name": "x402.forgemesh.io/metric-imperial-convert",
  "owner_address": "0x850363a27f0ac6feb9c7a3ec4c1d295262df9432",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x850363a27F0aC6fEb9C7a3eC4C1d295262dF9432",
        "scheme": "exact"
      }
    ],
    "description": "Metric-imperial conversion API: miles↔km, lb↔kg, °F↔°C, gallons↔liters and 100+ more units, one call, exact factors. Deterministic and auditable — cheaper than burning reasoning tokens, zero arithmetic-hallucination risk, and the result can be cited.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "from": "mi",
              "to": "km",
              "value": "26.2"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "result": 42.164811,
              "unit_name": "Kilometers"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "from": {
                      "description": "source unit e.g. mi",
                      "type": "string"
                    },
                    "to": {
                      "description": "target unit e.g. km",
                      "type": "string"
                    },
                    "value": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "value",
                    "from",
                    "to"
                  ],
                  "type": "object"
                },
                "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"
        }
      },
      "info": {
        "required": false
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "eip712",
              "payload": {
                "amount": "1000",
                "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "network": "eip155:8453",
                "payTo": "0x850363a27F0aC6fEb9C7a3eC4C1d295262dF9432",
                "resourceUrl": "https://x402.forgemesh.io/metric-imperial-convert",
                "scheme": "exact",
                "validUntil": 1793276847,
                "version": 1
              },
              "signature": "0x03137e572d7f4d2412b3fd694d799d2745916907a57d14a2637ed58baec4481712dd0871fc36448011b6406b188dcd0b517ba947b902dcc542552942d678217b1c"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
                  "acceptIndex": {
                    "type": "integer"
                  },
                  "format": {
                    "type": "string"
                  },
                  "payload": {
                    "properties": {
                      "amount": {
                        "type": "string"
                      },
                      "asset": {
                        "type": "string"
                      },
                      "network": {
                        "type": "string"
                      },
                      "payTo": {
                        "type": "string"
                      },
                      "resourceUrl": {
                        "type": "string"
                      },
                      "scheme": {
                        "type": "string"
                      },
                      "validUntil": {
                        "type": "integer"
                      },
                      "version": {
                        "type": "integer"
                      }
                    },
                    "required": [
                      "version",
                      "resourceUrl",
                      "scheme",
                      "network",
                      "asset",
                      "payTo",
                      "amount"
                    ],
                    "type": "object"
                  },
                  "signature": {
                    "type": "string"
                  }
                },
                "required": [
                  "format",
                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
            "offers"
          ],
          "type": "object"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "id": {
            "maxLength": 128,
            "minLength": 16,
            "pattern": "^[a-zA-Z0-9_-]+$",
            "type": "string"
          },
          "required": {
            "type": "boolean"
          }
        },
        "required": [
          "required"
        ],
        "type": "object"
      }
    },
    "lastUpdated": "2026-10-29T12:22:27.718Z",
    "quality": {
      "l30DaysTotalCalls": 30,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-29T12:22:27.559Z"
    },
    "resource": "https://x402.forgemesh.io/metric-imperial-convert",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Metric-imperial conversion API: miles↔km, lb↔kg, °F↔°C, gallons↔liters and 100+ more units, one call, exact factors. Deterministic and auditable — cheaper than burning reasoning tokens, zero arithmetic-hallucination risk, and the result can be cited."
}

What the leaf hashes

{"body":"1abf1fae1166b4a0eebdbca8bccef8d092d94499b3899b86e3b2c9e2be4d1e84","id":1039705,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298456769801,"prev":126092,"subject":"x402_bazaar:https://x402.forgemesh.io/metric-imperial-convert","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. 0xeb9126b8e631ba8e20956911911d7004e9fe1cec80a73a89664b78d283ef1628
2. 0x3b1fa171a6eb67a03f0dd072b5b2c2bb020628fe7bd38d0ed35deca18c6fa72c
3. 0x57f34a495fead03232306cbe693cb039bafeb07db0233e9a72dec3b18978968c
4. 0x5069773632d8754ee0a11f07ebafa30411f96a5f6a92b8d0027036b53065f408
5. 0x342172652aed2defc3f22fb5e73f70cf85954383004144b6270c12ef47cade71
6. 0xa8a86d090ba902aad8e8d81c4ff7787602462f7f394216c57526f86eb3dbe10b
7. 0x3590c172f48832c6e02b4c0dbba3dc053098b3dd9a2c1e66ff9a7619a430d663
8. 0xff738597e5d10350eb24d6113a9cd0082804c213239fbb6bbda4199156891a64
9. 0x715d750d04b247cc68560a7bd73de8c900c4c948b75fcdf63d3ac750290820f8
10. 0x33d26d4f8758b3dd0423db95cb7bd7aeed9187c919f0860a1b86ca2a501ac063
11. 0x66e20d0200f1773d98223c1b479088d00a2270880d9ddfd2947dc2634fc52bda
12. 0x156f22ba1687235d0261827bae6586f93e2a2840145d269c10cd2aaaa77859ab
13. 0xd859aa207a49a75c74466a67b0aea90b4b36aafb58c39ccec12a122ee264cece
14. 0xdd7eee8bdadd60ea2c845df144e254573e75dd4221ce0c344f92f184bcc69afd
15. 0x1623e28c5fc42dfa00ec1935da937a96d5bbf27124e83666dc61efe8facbb339
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1