Evidence row 1263090

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-v2-mint-unit-converter.vercel.app/v1/unit-converter"
    ]
  ],
  "name": "x402-v2-mint-unit-converter.vercel.app/v1/unit-converter",
  "owner_address": "0xc22f9caebac37fe72d5142f35f21f6696ea9ef69",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xc22f9CAEBAc37fE72D5142f35f21f6696Ea9Ef69",
        "scheme": "exact"
      }
    ],
    "description": "Batch convert free-text quantities (SI/imperial). Factors from NIST SP 811 / CODATA where cited.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "quantity": "example"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "charged": true,
              "ok": true,
              "skill": "unit-converter",
              "summary": "ok"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "quantities": {
                      "description": "Free-text like \"5 km\", \"32 F\", \"2.5 lb\"",
                      "items": {
                        "type": "string"
                      },
                      "maxItems": 32,
                      "minItems": 1,
                      "type": "array"
                    },
                    "quantity": {
                      "type": "string"
                    },
                    "request_id": {
                      "type": "string"
                    },
                    "to": {
                      "description": "Target unit(s); omit for SI default",
                      "oneOf": [
                        {
                          "type": "string"
                        },
                        {
                          "items": {
                            "type": "string"
                          },
                          "maxItems": 8,
                          "type": "array"
                        }
                      ]
                    }
                  },
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-30T18:33:53.857Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-30T12:50:51.928Z"
    },
    "resource": "https://x402-v2-mint-unit-converter.vercel.app/v1/unit-converter",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Batch convert free-text quantities (SI/imperial). Factors from NIST SP 811 / CODATA where cited."
}

What the leaf hashes

{"body":"f4d0bd697a58c4a6b7d967af14cc6bf6082e67f242fc36be4ce3094bd1b09067","id":1263090,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385611490350,"prev":1050428,"subject":"x402_bazaar:https://x402-v2-mint-unit-converter.vercel.app/v1/unit-converter","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x504e8ec859e2ddb6ab190ec56469653247a789810a12435aa0802d40ca65a666
2. 0xcd0fe6a6c07530fdeebcf871de1229229e96f4a83bc9e4f93dbbca8f2d64fafd
3. 0xffd1d8c1b2fb6670cd97b45e19753efa2e046b2e02323933b38ead04d47c7714
4. 0xd2c80486aa61f4808be9361662f6d7dc9a98c80de096fa7176b267b395b08da2
5. 0xdfe169f020b8e686a2887d35a31ab25ec3fc9ff25d43bae6b26f07651766ea60
6. 0xc32347b1d2ffc7602052f8b77d84f611df23e4aa7b9e2a455511934f6afd1260
7. 0x5e598784a548c6a14ccd81b1aebee887bfef59c187d1e34176573e7de8dbd7ea
8. 0x0731d07566b2784ae15fc8bb0ada37f5c0ea3323aaa3da34410f1b2713193e39
9. 0x2f99dff627c78ec34229c29c70fe788150f0882df3c625861cf0a3241d277de2
10. 0x005a95cbcab53729cf34244aff8fdb96c95896a8663cc3822b44a8e90941856c
11. 0x1c906f40f398c01cdcff1371862790001f5ad28bf23ee8f4812c339e6ad66154
12. 0xd2bbd41ee81171c8517fddf97590baad68fcf2965e25114aebaa2280519ab873
13. 0x6cf93af94f7fea3d487ddccc911e8ed51a0805726b843fda74b8775a8b165aa9
14. 0xc50bc54a5f909a7a577c4f0728b218d8be3478facb29ad6040ae8212305ae1d6
15. 0xa937fac4496d1d79e24c5f12abd33388ef710185b9d82165d4b39af6bd434545
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861