Evidence row 452143

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.keenable.ai/v1/x402/fetch"
    ]
  ],
  "name": "Keenable",
  "owner_address": "0x2b5b750cbf5df2e1c448a91f2799b8f0a2b37a99",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2b5b750cbf5df2e1c448a91f2799b8f0a2b37a99",
        "scheme": "exact"
      }
    ],
    "description": "Keenable page fetch for AI agents: the page at a URL as clean markdown with title and description. Pay per request, no API key.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://www.x402.org/"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "content": "# x402\n\nAn open standard for internet-native payments...",
              "description": "An open standard for internet-native payments.",
              "title": "x402 - Payments for the internet",
              "url": "https://www.x402.org/"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "live": {
                      "description": "Fetch the live page instead of the cached copy",
                      "type": "boolean"
                    },
                    "max_chars": {
                      "description": "Truncate content to this many characters (default 50000)",
                      "minimum": 1,
                      "type": "integer"
                    },
                    "url": {
                      "description": "URL of the page to fetch",
                      "format": "uri",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "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": "2026-10-27T10:01:24.243Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-19T10:11:09.348Z"
    },
    "resource": "https://api.keenable.ai/v1/x402/fetch",
    "serviceName": "Keenable",
    "tags": [
      "search",
      "web",
      "fetch",
      "ai-agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Keenable page fetch for AI agents: the page at a URL as clean markdown with title and description. Pay per request, no API key."
}

What the leaf hashes

{"body":"9e460eb2917ef6216e8f92481bc075c492aff18a98f707d27e3418e5cd97d200","id":452143,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100517849732,"prev":66874,"subject":"x402_bazaar:https://api.keenable.ai/v1/x402/fetch","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. 0xb9bda07a751e1dae736692e1d5b62f319e939e2814696c9445e6092e59a3a69a
2. 0x3f017a27696d616318e7d68ee0bf83f08235a7f5f819c903553dde32bf71be4d
3. 0x635cad4e8e02ece1a9e82021680b7714659f13f85297e083efe4acb6b480bbbb
4. 0x8e6fa9d1655b3a456cae0c08dc5334fa87d571f5fbf4823ac2f91f9bf489b357
5. 0x1f181ff3b03cdc271bf1b88903f7397d5c5f9ea9653bfcba96f9c4c178456f9c
6. 0xc96a4815db14bd6818142fc15bd47d21024265d8c219deac68ef842e3c2ca2e8
7. 0xfd959110a6aecf98fe70c0093bd8b312550db56659ac7a1a92819f0fe99b4560
8. 0xd3bed4a591394fecdce445a98a5418f6d8bc74e476017921458a240ea81b0746
9. 0x6f47c1a7ce8c309528fcfffe463d692f28b5d2c5184f04cc4661f22a657b21c9
10. 0x730869a7dc51342f72c789942aa86a110afac1501602c6e93c62bbc049a3958e
11. 0x93dab4db8f250e193cce0d5bacbda4b45df3b3ee694710f7912415742bb36e56
12. 0x159edcfdd12b3eacd95b92f307695c8c00010beadbfcbf272edb59cfef54fb40
13. 0xa4f69e2cf941a3f318d70734b59401dd27010a6bdffb5c32a28304db650a6f0b
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4