Evidence row 1040230

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": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2D6F7D1e969a3C6218599B348EbBBDdc7f583948",
        "scheme": "exact"
      }
    ],
    "description": "Get the full record of one of the NSW complying development certificates (CDCs) by its Planning Portal CDC number. Returns every location with lot and plan, all development types, submission, lodgement, determination and exhibition dates, cost, dwellings, storeys, lots and the remaining source fields. Costs $0.005 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": "Get the full record of one of the NSW complying development certificates (CDCs) by its Planning Portal CDC number. Returns every location with lot and plan, all development types, submission, lodgement, determination and exhibition dates, cost, dwellings, storeys, lots and the remaining source fields. Costs $0.005 per call (x402, USDC on Base). Source: NSW Department of Planning, Housing and Infrastructure (NSW Planning Portal), CC BY 4.0.",
            "example": {
              "cdc": "CDC-388198"
            },
            "inputSchema": {
              "properties": {
                "cdc": {
                  "description": "Planning Portal CDC number",
                  "type": "string"
                }
              },
              "required": [
                "cdc"
              ],
              "type": "object"
            },
            "toolName": "nsw_cdc_get_application",
            "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 CDC Data API, © State Government of NSW and NSW Department of Planning, Housing and Infrastructure, licensed under CC BY 4.0."
              },
              "data": {
                "application_type": "Complying Development Certificate Application",
                "building_classes": [],
                "certifier_accreditation_number": null,
                "certifier_application_number": "260380/01",
                "cost_is_placeholder": 0,
                "cost_of_development": 200000,
                "council_application_number": null,
                "council_name": "Liverpool City Council",
                "demolished_dwellings": null,
                "determination_authority": null,
                "determination_date": null,
                "development_types": [
                  {
                    "type_normalised": "secondary dwelling",
                    "type_raw": "Secondary dwelling"
                  }
                ],
                "epi_variation_flag": null,
                "exhibition_end_date": null,
                "exhibition_start_date": null,
                "existing_lots": null,
                "locations": [
                  {
                    "full_address": "10 BRIGALOW AVENUE CASULA 2170",
                    "lat": -33.945364214,
                    "lng": 150.898018017,
                    "lots": [],
                    "postcode": "2170",
                    "seq": 0,
                    "street_name": "BRIGALOW",
                    "street_number1": "10",
                    "street_number2": null,
                    "street_type": "AVENUE",
                    "suburb": "CASULA"
                  }
                ],
                "lodgement_date": "2026-10-04",
                "modification_description": null,
                "modification_of": null,
                "new_dwellings": null,
                "pan": "CDC-388198",
                "pre_existing_dwellings": null,
                "primary_lat": -33.945364214,
                "primary_lng": 150.898018017,
                "primary_postcode": "2170",
                "primary_suburb": "CASULA",
                "proposed_lots": null,
                "sic_flag": null,
                "source_last_updated": "2026-10-04T18:39:58.770",
                "status": "Under Assessment",
                "storeys": null,
                "subdivision_types": [],
                "submission_date": "2026-10-02",
                "vpa_flag": null
              },
              "meta": {}
            },
            "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": "2026-10-29T08:49:55.732Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-29T08:49:55.487Z"
    },
    "resource": "https://agent-data-platform.langtools.workers.dev/mcp#nsw_cdc_get_application",
    "type": "mcp",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Get the full record of one of the NSW complying development certificates (CDCs) by its Planning Portal CDC number. Returns every location with lot and plan, all development types, submission, lodgement, determination and exhibition dates, cost, dwellings, storeys, lots and the remaining source fields. Costs $0.005 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":"5bc1089a2dfc6c5b7fcabdf18cd07ce3e826a9bc7ad4315587c8c39ceff90ffe","id":1040230,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298496740148,"prev":null,"subject":"x402_bazaar:https://agent-data-platform.langtools.workers.dev/mcp#nsw_cdc_get_application","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. 0x686b493f074aa7294f96a86a969b2dd0c68367a34cab2e82d35ea09fcad7a929
2. 0x13d3bcab6f36d877dcb7637caa33baf899f1a77d87db3bc0edd84fb2c711e55d
3. 0xdbaf3f19938443f391fe3cded488c933c97f608fe8ddbb85de585eb91e837dde
4. 0xa2dbbd03efdd11ba76714a9d7fde43a8509f74093a26bb236e07548f60f3cc98
5. 0x378b5023905c3e9fe3ef3bf35b363a310acd2ab0265efbee7b5f3c1779b1f41e
6. 0xcf23393ef54f2a186b68efa7174d753abb78a027f053355bf3dc3c1d1811c34e
7. 0x4da72c32d05c3e7b4b0cfeca8ce92296213d09c9a681a7d03d1a9bf713cba9ab
8. 0x6ad5457364ac39177587be290d72f6872037b5b8a6699d7da33041e56b6e1848
9. 0xcfe7b9422e79073a104025250f9ba8b96c688a3c22c1578a6dd36bdd1d58baec
10. 0x98d97538ecdc092781d7d3ea5f632818762a37f133101cd08cd3d5806d6fee83
11. 0x368916cd85b581292ba703222eb59932f6be86b544ef6097e428f1cd0ce86689
12. 0x34927fba5659d7476b2ececd1a2c505e299813f72ef221044c8a736cb85df401
13. 0x0a70f94ba839c32042590eb96f6114034cb5b3ed8dd1b48fb4158efe13cb8084
14. 0xec2e740df411d32a080c5e65c8b0ca511ad665b213532cee58525a97aebd2893
15. 0x60b5befbd81f025904c8a3936b7ba86e3245ad5b37c615d01d42aa3227e3ed2e
16. 0xe2d603cd6f987214550319ad4fa39952b6098bc5c1b20893b6b80e8d82a79934
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1