Evidence row 527124

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.api-agent-ia.ch/hash-keccak"
    ]
  ],
  "name": "api.api-agent-ia.ch/hash-keccak",
  "owner_address": "0xa1decc4494b0c28cbdb8fd45b3c41ed5069ab4d5",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xA1decC4494b0C28CbDb8Fd45b3C41eD5069aB4D5",
        "scheme": "exact"
      }
    ],
    "description": "Need a function selector or an event topic? Returns the Keccak-256 hash of a text string, in 0x hex ($0.001 per call).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "text": "transfer(address,uint256)"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "hash": "0xa9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
              "text": "transfer(address,uint256)"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "text": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "text"
                  ],
                  "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792884331/bazaar-icons/22242b9cfb5307e4.jpg",
    "lastUpdated": "2026-10-27T09:59:48.974Z",
    "quality": {
      "l30DaysTotalCalls": 17,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-27T09:59:48.648Z"
    },
    "resource": "https://api.api-agent-ia.ch/hash-keccak",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Need a function selector or an event topic? Returns the Keccak-256 hash of a text string, in 0x hex ($0.001 per call)."
}

What the leaf hashes

{"body":"b6dca85751005dcd052d99fdb70987b3efe3897a7f0f26100191b20f66148d36","id":527124,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124794383851,"prev":452181,"subject":"x402_bazaar:https://api.api-agent-ia.ch/hash-keccak","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x16f11b91a5f7a7bd255697ac8c593421887e15fdef83ce271e372c07f2412d4b
2. 0xda80858a1705adad1a20001a09db81534c67a49f4bfe54050ee3dc8d51e48f24
3. 0x9cc640c9958f8914596121e678d3fa58140cecb12be1f10ce6520f84b80e378a
4. 0x672ec6c255027693db6550ca2227e2fb61cd41077a72db0ccc2c7e2c2666b04e
5. 0x167305a26b7ba0b1950b83cd58f4539c8c7e04c9f0c3530a66bf9e62dfd8116c
6. 0x0f3e3e78d43e64dc1fe4abf5eee4edcee6c193948d7e614b8d60e1f3f3611e92
7. 0xe9b498eb45fb887bbec47f6a79c2ba9b01a6c9da3a09ea4af4dd55fab96e202d
8. 0xba5641e22a4ab5a53d8d039cf49021276fd7e57d12a58ac3505db9c2057bdeaa
9. 0x82c880c9aef6d10fc2c00e382627e9c782d7eac1cc14d677293ec7ecd4e71e6f
10. 0xdb7245f9298926c48a065defbaa157febf69634706cf59e907767fc1334235cc
11. 0x55acee356f0b717dd0920b0cde9e99b43bd0a0b1161a35ac6c315aa50f2d66f6
12. 0x62c7e7967ec467dcf70ca9a9f01831f05b5b4a07c07491cc03340b1479c7ea31
13. 0xfae7ed2d06f4d6ced86c104b6381c26d795f82be10e6314b53b0524bd75a292f
14. 0x52c5141da0cbee106a30396ee7d1360fd22f55084aca2ca436c8007892775670
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4