Evidence row 1038267

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://zaref.dev/v1/fuel-prices"
    ]
  ],
  "name": "zaref.dev/v1/fuel-prices",
  "owner_address": "0x6382e6929a20b7eb02bdacfb5368362984b24c15",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6382E6929A20B7Eb02BdACfb5368362984B24C15",
        "scheme": "exact"
      }
    ],
    "description": "South African Fuel prices (Current SA retail/wholesale fuel prices: petrol 93/95 (inland & coastal), diesel 50ppm, illuminating paraffin. Rand per litre.) Clean cited JSON with official source URL, effective date and freshness flag.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "data": "current values with citations",
              "effective_date": "2026-10-07",
              "series": "fuel-prices",
              "source_url": "https://www.dmpr.gov.za/Services/Petroleum-Resources/Fuel-Prices",
              "stale": false
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-28T23:00:48.64Z",
    "quality": {
      "l30DaysTotalCalls": 12,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-28T23:00:47.482Z"
    },
    "resource": "https://zaref.dev/v1/fuel-prices",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "South African Fuel prices (Current SA retail/wholesale fuel prices: petrol 93/95 (inland & coastal), diesel 50ppm, illuminating paraffin. Rand per litre.) Clean cited JSON with official source URL, effective date and freshness flag."
}

What the leaf hashes

{"body":"1582ced277e07631797395a195cc909ea0d45cfa42b0da80fd1b3ee4b947cb8b","id":1038267,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298265878384,"prev":751354,"subject":"x402_bazaar:https://zaref.dev/v1/fuel-prices","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. 0xbe2c50a6d5e324cfa7319d12cafb60e44200e973cb4558b23357052ae3c2473d
2. 0x39e61c03864f2d5a3548337e87813a3a2e63049be4f9ffaf954c4e323a84fb81
3. 0xb9162fd03d6b58ebcd892b33235310466a1ce24961b9689669cb30ce03af46c0
4. 0xcc9bda015fbfa2f9338a44d3e189f9e3694e58ab296cf744a6df5f3d56d588cf
5. 0xaee4ca4b37b48ce688f92a2a78a6421ae9d71d8f3af9d5fb5a038e0b2dc41a60
6. 0x5b5e06d9c529831cbda0959a7cfb4aa9caa208e8433e6a49726337d55e784a1c
7. 0x2e11aa9cdf1e0c765679042cb3d5e9aa1ad995c6424a617daddca29adfca97e8
8. 0x888eae4be1c40483ea56cfd7727633c8e3df92acae854d9ff873bec133e3e62e
9. 0x6cfccb4993684d4bdcbe4baf0d3106aba7d6c6581b6806b36ad9d3b2943f6985
10. 0x5fbf451f958325ac12162f028547b6b40d1fe59d3c8408a5de3c3142b0db7262
11. 0x07865d3681bf0705ed923ba20d598e93a5dd1497e1774c591c714df49f7e1ae9
12. 0xc0c004cfa2b8fd39c94166ca1d710794218bd643be053ea4405ef8ed2df3dc60
13. 0x855b0c7846554d66c3c7ea55cacc771607f9f991cc0c6e60b0c560e5e253a4e0
14. 0x104600713bd70fcbdf137fa07f8136bb6c252c890776bc7cbd7b194271f8b93a
15. 0x4e4f8f228a3b7a38299ec6f2b1967c6cf4de15fdd9dc0d200e691266e51ef99d
16. 0xef5d5572aac8f06b61579b7167b369fcb479d9027d4037dc9cacff9e3a26ffd2
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1