Evidence row 74395

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://economy.openverbs.com/v1/trade"
    ]
  ],
  "name": "Country imports and exports",
  "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": "Country trade history from World Bank WDI: imports and exports of goods and services in current USD and as % of GDP. ISO3 country, last 1-10 complete years, independent latest values, units, nulls, source update date and CC BY attribution. Annual national-account totals, not bilateral flows, product-level trade, tariffs or shipments; USD values are not inflation-adjusted.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "country": "IND",
              "years": 5
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "country": {
                      "description": "ISO 3166 alpha-3 code for one of 215 World Bank-supported countries/territories, e.g. BRA, IND or ZAF. No region aggregates.",
                      "pattern": "^[A-Za-z]{3}$",
                      "type": "string"
                    },
                    "years": {
                      "default": 5,
                      "description": "Last N complete calendar years in UTC, resolved before payment. Missing observations are not filled.",
                      "maximum": 10,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "country"
                  ],
                  "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": "2026-10-23T19:20:01.833Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T19:20:01.669Z"
    },
    "resource": "https://economy.openverbs.com/v1/trade",
    "serviceName": "Country imports and exports",
    "tags": [
      "trade",
      "imports",
      "exports",
      "goods and services",
      "trade history"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Country trade history from World Bank WDI: imports and exports of goods and services in current USD and as % of GDP. ISO3 country, last 1-10 complete years, independent latest values, units, nulls, source update date and CC BY attribution. Annual national-account totals, not bilateral flows, product-level trade, tariffs or shipments; USD values are not inflation-adjusted."
}

What the leaf hashes

{"body":"597862787b88456e1f1e50926d74d3a0e314316f586679c083c15f5a09bb41de","id":74395,"kind":"listing","method":"baseline/1","observed_us":1793025489036914,"prev":null,"subject":"x402_bazaar:https://economy.openverbs.com/v1/trade","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. 0x17d202658122b1cd4950e520edf9cb1b6aa1a4ee24fd397e584dcd9256f6322a
2. 0x343e4ff9fdc43fdb924190b96b634febc92d102234be56646b3722f4f9655a59
3. 0xc15da136ca2f0cbae061853842939378f00dcd0d6db2a0ad9a96a9221a6d9e36
4. 0x441a064419cb887388c5e808cfaeed8780972a391df083eb52bd1e020d97c1e5
5. 0x5b0e4134cae016ce98f955872fed43de18f407ecd6affb9fe252a7da39b85371
6. 0x54b0990d531542274620352b4fa6581b73bdc2dea01b7bbdda7c7c4953c328f7
7. 0xaaca7c7f9b496b4ef5df6da2e087f2439bb227a6cfe4fcdb23d299b05e3b5ae4
8. 0x6bdd3494dfcad09a87e9ee39aa3920e9c4f1cb8ff2f6efd9c0e7dcdbcd1e17b4
9. 0x8b44e048d071ff46fe57a2dfde8d0baf3f258667549f638cb4d15f6b13acf9a1
10. 0x0fcb0ae13db11f174ecb290ebcb27cf7f0e5aba2eac750fab3d7ca602ae20148
11. 0x84d28434d4d3c4d17b89916035448fc07d9ad132609b14e307edbe020e19d1a6
12. 0x15eab8feed5b3f08165d63b9f1aed508c0624966a05349e051f86f0c188707b5
13. 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae