Evidence row 73173

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://data.openverbs.com/v1/query"
    ]
  ],
  "name": "Query JSON with JMESPath",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Evaluate a JMESPath expression against a JSON value and return the selected/projected result. A malformed expression is rejected before payment.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "data": "example",
              "expression": "example"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "data": {
                      "description": "Any JSON value (object, array, string, number, boolean or null)."
                    },
                    "expression": {
                      "description": "A JMESPath expression, e.g. `people[?age > `30`].name`.",
                      "maxLength": 10000,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "data",
                    "expression"
                  ],
                  "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"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-25T18:36:31.653Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T18:36:31.392Z"
    },
    "resource": "https://data.openverbs.com/v1/query",
    "serviceName": "Query JSON with JMESPath",
    "tags": [
      "query json with jmespath",
      "jmespath api",
      "select json fields",
      "json query expression",
      "extract data from json"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Evaluate a JMESPath expression against a JSON value and return the selected/projected result. A malformed expression is rejected before payment."
}

What the leaf hashes

{"body":"879a083960ea1e49f1eec09d5f71b47e2d7cf1375a42889d622d573b9e84f8ae","id":73173,"kind":"listing","method":"baseline/1","observed_us":1793025487120377,"prev":null,"subject":"x402_bazaar:https://data.openverbs.com/v1/query","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xb1214ba9380e094f56b472e2947068a35b618398649f9303577cf8e0b53531ae
2. 0x28e7a2bb38360279463028c9907488c3ce879eb140c446f261fc49d1a5bf1151
3. 0xea0326aadb2bcd2722ebfabf3168bff96c96c829a0010c441df3a76e719ecd98
4. 0x7f8442191368099c5c70ebf51d9094e151f1998e9d1302fbbe4ab39327aacf99
5. 0x4da4bb3acc417ec5cc2561fba7f55f840b938812b058e0979d5e4168f7f943da
6. 0x215985bf0370a5e2e9b82f93a88194344e29dbd0896efd1f26ab47259e369083
7. 0xe0e1a94ae2a38edcee78a3b98867bc0f2e740f8e5eca29f33d61a23b7baa24a4
8. 0xfcd3c6b929b67f569a84a855a4487f6774aa4456a370ccbf66e425236ac88427
9. 0x4c9f2c8eb5804981aa8557af0650886c08f97c99c0ce09bcf3775e56672fb2aa
10. 0x55838b11251efb24add31c997e02aac1cdf6d78a790f4178057a4c2095a5d448
11. 0x68459613b28284909eadec125bcf23808811e99ecfabc229bf7deb2178ab9826
12. 0xce1aeb889b974291cea1fbfd01595655bd2c1b3636dc5b56eeb8904adb9f6c65
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae