Evidence row 2202565

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.agentfeeds.jp/v1/sample/echo"
    ]
  ],
  "name": "api.agentfeeds.jp/v1/sample/echo",
  "owner_address": "0x67ac1e671e87b2c91847230748ed38a596013ea6",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x67AC1E671E87b2c91847230748ed38a596013EA6",
        "scheme": "exact"
      }
    ],
    "description": "x402 payment E2E test endpoint (echoes query). Factual data only; not investment advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "msg": "hello"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "echo": "hello"
              },
              "kind": "factual_data",
              "product": "sample.echo"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "msg": {
                      "description": "text to echo (max 200 chars)",
                      "type": "string"
                    }
                  },
                  "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": "2026-11-02T04:26:10.663Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T04:26:09.945Z"
    },
    "resource": "https://api.agentfeeds.jp/v1/sample/echo",
    "tags": [
      "test",
      "echo",
      "x402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "x402 payment E2E test endpoint (echoes query). Factual data only; not investment advice."
}

What the leaf hashes

{"body":"27a4bf6b4510d5a8649f2debe14a944287cc0eda6eef886b1319378d617e8285","id":2202565,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646866923073,"prev":1040015,"subject":"x402_bazaar:https://api.agentfeeds.jp/v1/sample/echo","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x4f765fc914bc35f1d2468d26a5f1a4fa6b9d518d1ff4562074e2e28b13495b1e
2. 0xc3a01304c9c48cca92197613724d236ced42c0ae8497271efa44f6548dc9f55b
3. 0xce57ada00b722d4c7883ed86c21952b48c6e75c2dce92542499dce8b5941917a
4. 0x0f7d361096ede6af9a44e0b35fb85b458b9adc6d0e34b46f0bbacb915e6144c9
5. 0x69934ef95e345f4b6198641de6d79ed5d0ad4d9717314f6044152d80ff4e9e07
6. 0xd0f4a0efae4d427759770dd4138cca8872468cf3710d640c3f96aad783051d68
7. 0x9327608f009412d452494c503b8278c6e114d83d59c70ab841ac8bc1758a891d
8. 0x4df9a010e4d0793518f9708943f8433a32476f3fb88c3556f7818154159fc417
9. 0xf5c31a8ae8b58137fa33233a40ca6f073e7932394aa592f6aad88061ad740adf
10. 0x1ec703715352bb15a8dfe6162883ab56b0dc5357475b27fcb6429c8a260902ac
11. 0x86964d01055cc59c3cfcb2811edf7b6cc06d3221485999741f5a05599dca2a08
12. 0x49baa3300fdca43a78cce7c845ec7d1484d83c007d46bef189eab0ea73d61054
13. 0x5e60d42a83833fb9c9050e07ccab878d6e233865869bd0ed358ec8cdb2d0bd7d
14. 0xf01d425f0c05ac504062d9b471f06fbf10480b3526efb1ee77bb71aebd05f0de
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af