Evidence row 1507903

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/web/wikipedia"
    ]
  ],
  "name": "Wikipedia Summary",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Lead summary of the Wikipedia article that best matches a topic, in any language edition: title, short description, summary paragraph, image, coordinates, Wikidata id and link. Use for quick factual background on a person, place, company or concept.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "topic": "grid energy storage"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "description": "Large scale electricity supply management",
              "summary": "Grid energy storage is a collection of methods used for energy storage on a large scale...",
              "title": "Grid energy storage",
              "url": "https://en.wikipedia.org/wiki/Grid_energy_storage"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "lang": {
                      "description": "Language code, default en",
                      "type": "string"
                    },
                    "topic": {
                      "description": "Topic or article title",
                      "type": "string"
                    }
                  },
                  "required": [
                    "topic"
                  ],
                  "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": "2026-10-31T12:42:34.439Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-30T18:42:09.876Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/web/wikipedia",
    "serviceName": "Wikipedia Summary",
    "tags": [
      "wikipedia",
      "knowledge",
      "facts",
      "summary",
      "research"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Lead summary of the Wikipedia article that best matches a topic, in any language edition: title, short description, summary paragraph, image, coordinates, Wikidata id and link. Use for quick factual background on a person, place, company or concept."
}

What the leaf hashes

{"body":"8eacd4ba1a7452ed0350d721a239a4978819a00c3981ab4aded8143bfad66400","id":1507903,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472705763615,"prev":1262120,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/web/wikipedia","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x03014b3e8bdd6a427d09b0a8b71f2273d471c2c2a08892532152dd9d6affdb8f
2. 0xff1ae6df82f153d3fdd28e76288422b428bab4c66a44f61576dede55c0b156fa
3. 0x3e09d690d34d6cde72709ed449c1e8f4348952a34402060375e600dfe91a7c8e
4. 0xe6039282381566de2753d3c170e2869d2ca8315c4b336ceb28d7a1d39b35e1a3
5. 0xa178996e1766726ce931abed8ffe68a49ec6119fc6bc5c400f5a17e613e6b11d
6. 0x13d43f589c04a6e25cdc9273578c6be35a3d75b164f4365d122a38a027040299
7. 0xd50183fe84e5b15ee5bce84f5582d1192ad2fc416314e933bb7f6f31868ff166
8. 0x4b09aa050bb6ddf4b5229e379886fb3f4d1f92a476d4dd8e03f6e20ae7ea7f16
9. 0xcfb0b3af64c25d0285241b6d0e4d0270e71c537bb0abfb344312e871274660b0
10. 0xa92d69663e2e8f7ae3a52e1b0a7d55742c35e4ddc3334e1197c6e58cf5ee89bc
11. 0x875e5db55800e2913e2a4fccd43ae76cd5c4d2078064eff8d70bbdc272231d5e
12. 0xe27118b785e2cfb1a81ccc7f334fce26d06706f7c2a0f0cd8fea60c705e91f8c
13. 0x45c8b1ce47a99e2633004e1ed398e4d37985580bf60db77126dc766191cc9f03
14. 0x3c6faa3733ce39f85107d6cf00f3a7c42fd5fd374502ec6e62b0305586bf03de
15. 0x72fbe549c493739bb99e38209648de550f136f904e61b4f7609a937c2630a055
16. 0x2bca4aa3c59fe9209016c64bd8b706423477e3407201a00165afde9abf6fee2b
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0