Evidence row 547847

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://aizamon.com/x402/v1/health"
    ]
  ],
  "name": "Health check",
  "owner_address": "0xb88544cf8e9e97eeb2f313e0d3528fc1e50c2887",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "amountUsdc": 0.005,
          "assetTransferMethod": "eip3009",
          "intentId": "f16e1d66-611b-45e5-85c5-5724b405e947",
          "name": "USD Coin",
          "resourceUrl": "https://aizamon.com/x402/v1/health",
          "sku": "SKU_AG_HEALTH_01",
          "version": "2"
        },
        "maxAmountRequired": "5000",
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xB88544cF8E9E97EEb2F313e0D3528FC1e50C2887",
        "scheme": "exact"
      }
    ],
    "description": "Get ok, the server time, and a signed Ed25519 receipt you can check with the published key. Optional ?echo= comes back in the body. $0.005 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "ok": true,
              "protocol": "x402",
              "result": {
                "health": {
                  "ok": true,
                  "time": "ISO-8601"
                }
              },
              "sku": "SKU_AG_HEALTH_01"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "ok": {
                      "type": "boolean"
                    },
                    "protocol": {
                      "type": "string"
                    },
                    "result": {
                      "type": "object"
                    },
                    "sku": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T13:40:56.413Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-27T13:40:56.143Z"
    },
    "resource": "https://aizamon.com/x402/v1/health",
    "serviceName": "Health check",
    "tags": [
      "health check",
      "x402",
      "health",
      "health-check",
      "ping"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Get ok, the server time, and a signed Ed25519 receipt you can check with the published key. Optional ?echo= comes back in the body. $0.005 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key."
}

What the leaf hashes

{"body":"091f897cea350ead679925c7924525eaa02a4b2dac2a2a35d5838bb22d12e615","id":547847,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133216153063,"prev":426594,"subject":"x402_bazaar:https://aizamon.com/x402/v1/health","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. 0x7da8401e9419a36e801bb9939d1bd7454419deb1040bac894fefd60c065fb5ee
2. 0xb92eb20d62be1a3529c063b789cbc6d412542d5d48ed700d4ee8edcbcfcd3cca
3. 0xaca6e6c2893c5f6658eb7b8c49c833dd7412631efc97325ff16ee05e510e20b9
4. 0x345d4b35cf0215678bfafcbf492bd626238c29c2fb0cdafad1c9915680356259
5. 0x5b64b76fd4b7886d2ad02bd0ba7556ef17566094013dbb52f06664c41ffafea2
6. 0x111b4788c476aebee8fe796a5e18bb01b9617e2aaa148b1c059cf8dd913e3207
7. 0xd8eed42f01c81e5392c77f5f04e6a0f95d38b0c4fb26e5201d178661b0b19e13
8. 0x287310a378bba0ccee15870646a4e0c8e7faa986130b88f2f3809e2d3873aa1e
9. 0x742a806c470d9a6a55c4b7ef45adc4c9811579abc3f1ce9f9d53dae347476604
10. 0x96f9ec0ea07de0918ac539ab521e62267cf6cebc1b0320514f68343eefb02389
11. 0x35f3fb28970853b4021570da310e6e5a973fb73b9919acf58f72111514d9c099
12. 0x4b98c7145f5ead65ac9430579969acab10bc70758d3533f5a4fd4dbb462a2b61
13. 0xbc7cf10ae301dcdbc5db5be8c29e1b3618ffaf1c196a74cb6a9e6c4fae0bbeed
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4