Evidence row 1040232

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data-platform.langtools.workers.dev/mcp"
    ]
  ],
  "name": "agent-data-platform.langtools.workers.dev/mcp",
  "owner_address": "0x2d6f7d1e969a3c6218599b348ebbbddc7f583948",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2D6F7D1e969a3C6218599B348EbBBDdc7f583948",
        "scheme": "exact"
      }
    ],
    "description": "Find NSW development applications within 2 km of a street address or latitude/longitude, nearest first. Pass address (e.g. '10 Brigalow Ave, Casula') and it is geocoded against the official NSW address register, or pass lat and lng. Costs $0.02 per call (x402, USDC on Base). Source: NSW Department of Planning, Housing and Infrastructure (NSW Planning Portal), CC BY 4.0.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "description": "Find NSW development applications within 2 km of a street address or latitude/longitude, nearest first. Pass address (e.g. '10 Brigalow Ave, Casula') and it is geocoded against the official NSW address register, or pass lat and lng. Costs $0.02 per call (x402, USDC on Base). Source: NSW Department of Planning, Housing and Infrastructure (NSW Planning Portal), CC BY 4.0.",
            "example": {
              "lat": "-33.81",
              "lng": "151.06",
              "radius_m": "500"
            },
            "inputSchema": {
              "properties": {
                "address": {
                  "description": "NSW street address with suburb; alternative to lat/lng",
                  "type": "string"
                },
                "lat": {
                  "description": "Latitude (WGS84); required unless address is given",
                  "type": "string"
                },
                "limit": {
                  "description": "Max results, 1-100 (default 20)",
                  "type": "string"
                },
                "lng": {
                  "description": "Longitude (WGS84); required unless address is given",
                  "type": "string"
                },
                "lodged_from": {
                  "description": "Lodgement date lower bound, yyyy-mm-dd",
                  "type": "string"
                },
                "radius_m": {
                  "description": "Radius in metres, 1-2000 (default 500)",
                  "type": "string"
                }
              },
              "required": [],
              "type": "object"
            },
            "toolName": "nsw_da_search_nearby_applications",
            "transport": "streamable-http",
            "type": "mcp"
          },
          "output": {
            "example": {
              "attribution": {
                "licence": "CC BY 4.0",
                "licenceUrl": "https://creativecommons.org/licenses/by/4.0/",
                "publisher": "NSW Department of Planning, Housing and Infrastructure (NSW Planning Portal)",
                "text": "Contains data from the NSW Planning Portal Online DA Data API, © State of New South Wales, licensed under CC BY 4.0."
              },
              "data": [
                {
                  "application_type": "Development Application",
                  "cost_is_placeholder": 0,
                  "cost_of_development": 91300,
                  "council_application_number": "DA/178/2026",
                  "council_name": "City of Parramatta Council",
                  "determination_date": "2026-08-28",
                  "development_types": [
                    "Demolition",
                    "Subdivision",
                    "Supporting Development"
                  ],
                  "distance_m": 352,
                  "lodgement_date": "2026-03-30",
                  "new_dwellings": null,
                  "pan": "PAN-624302",
                  "primary_address": "5A ATKINS ROAD ERMINGTON 2115",
                  "primary_lat": -33.81028812,
                  "primary_lng": 151.063792616,
                  "primary_postcode": "2115",
                  "primary_suburb": "ERMINGTON",
                  "source_last_updated": "2026-09-01T01:03:49.900",
                  "status": "Determined",
                  "storeys": null
                }
              ],
              "meta": {
                "count": 1,
                "lat": -33.81,
                "lng": 151.06,
                "radius_m": 500
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "description": {
                  "type": "string"
                },
                "example": {
                  "type": "object"
                },
                "inputSchema": {
                  "type": "object"
                },
                "toolName": {
                  "type": "string"
                },
                "transport": {
                  "enum": [
                    "streamable-http"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "mcp",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "toolName",
                "inputSchema"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T08:49:53.45Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-29T08:49:52.836Z"
    },
    "resource": "https://agent-data-platform.langtools.workers.dev/mcp#nsw_da_search_nearby_applications",
    "type": "mcp",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Find NSW development applications within 2 km of a street address or latitude/longitude, nearest first. Pass address (e.g. '10 Brigalow Ave, Casula') and it is geocoded against the official NSW address register, or pass lat and lng. Costs $0.02 per call (x402, USDC on Base). Source: NSW Department of Planning, Housing and Infrastructure (NSW Planning Portal), CC BY 4.0."
}

What the leaf hashes

{"body":"47d4891251be2d33c29b466581000efa0285d53abd6be6818048e8704d76a4c9","id":1040232,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298496745122,"prev":null,"subject":"x402_bazaar:https://agent-data-platform.langtools.workers.dev/mcp#nsw_da_search_nearby_applications","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xf05eb0a8e1b40d46f95b5ea3bb287dba259f1d0413fc0f63da228f505a9c0f45
2. 0x9f682e3f43f8451fda28f244e9ffcdac1f94da2465f41b0e88f92c4e5c9017c2
3. 0x122c02351f07458237b112640f2a95d5877163810acdded301084446f7b4c0b4
4. 0x8507ba7e3d7983269931c461983521b1c6dc3361a9b7592fc8ee433c0f586952
5. 0x2f3e65c47e83df3db10d86650e95d56aa4dcf1712e9b0439f45d515929c5da75
6. 0x573f67370828fc80c0f17279e1fe585e2791aca39d2e90f3ef0783fb183d0f77
7. 0x69975a6ccc2eba455d718799c29edb72c2d6f34a971e03394ea78e1346cf972f
8. 0x2a21e2643d6d5feaeffdb8bd5bac447b622520d7bcfe7805b932248e9b94837a
9. 0xe310ac008b8756e0ff2e943d8b9f82880f6384ad0de1a6fd00f851288f59c1e8
10. 0xf4938071c48f6a67b11947962f370268680647287c6f3ed0290ef86e567f38fe
11. 0xb3f25c5428a14d1e7ba4b42b57c0a74647cbfe3eeaf9df49fa1d665ef27c7eae
12. 0xcf04d51e2a618267a9e3bac042c9926f1cc68b25716925f84558d0fb5ff84b2d
13. 0xb7135ebdf44d4b9a6964eab1a8ef6bfb119f4566990979a4bd04ab15dc46a7fa
14. 0xdd7eee8bdadd60ea2c845df144e254573e75dd4221ce0c344f92f184bcc69afd
15. 0x1623e28c5fc42dfa00ec1935da937a96d5bbf27124e83666dc61efe8facbb339
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1