Evidence row 64990

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.alexstokes.com/v1/tenders"
    ]
  ],
  "name": "api.alexstokes.com/v1/tenders",
  "owner_address": "0x6180a2f87c9ac53a3ca527c15c1a81a951b95073",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6180a2F87C9Ac53A3CA527c15c1A81A951B95073",
        "scheme": "exact"
      }
    ],
    "description": "UK tenders and public procurement search for apps, automations and AI agents. Search UK government contract notices from Find a Tender by keyword, CPV, delivery region, deadline and value. Returns up to 25 structured notices with buyers, deadlines, values and official source links where available. Bounded ingestion window, not all UK contracts; check free /status. Successful empty searches are chargeable.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 10,
              "q": "cleaning",
              "status": "open"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": [],
              "meta": {
                "coverage": "Notices in the ingested update window only.",
                "fresh": true,
                "limit": 10,
                "next_offset": null,
                "offset": 0,
                "source": "Find a Tender",
                "total": 0
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "cpv": {
                      "description": "CPV code prefix.",
                      "pattern": "^\\d{2,8}$",
                      "type": "string"
                    },
                    "currency": {
                      "description": "Required with value filters; no currency conversion.",
                      "pattern": "^[A-Z]{3}$",
                      "type": "string"
                    },
                    "deadline_from": {
                      "type": "string"
                    },
                    "deadline_to": {
                      "type": "string"
                    },
                    "limit": {
                      "default": 10,
                      "maximum": 25,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "max_value": {
                      "minimum": 0,
                      "type": "number"
                    },
                    "min_value": {
                      "minimum": 0,
                      "type": "number"
                    },
                    "offset": {
                      "default": 0,
                      "maximum": 1000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "q": {
                      "description": "Literal case-insensitive AND keyword terms across title, description, buyer and CPV descriptions.",
                      "maxLength": 200,
                      "type": "string"
                    },
                    "region": {
                      "description": "Published delivery region code prefix, e.g. UKG for West Midlands. Not buyer office location; national-only and missing locations may be omitted.",
                      "maxLength": 12,
                      "type": "string"
                    },
                    "snapshot": {
                      "description": "Copy meta.snapshot from page one when offset > 0; changed dataset returns 409.",
                      "maxLength": 80,
                      "type": "string"
                    },
                    "status": {
                      "default": "open",
                      "description": "Derived from the latest ingested notice. Open does not establish supplier eligibility.",
                      "enum": [
                        "open",
                        "closed",
                        "cancelled",
                        "planned",
                        "unknown",
                        "all"
                      ],
                      "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": "2026-10-23T23:33:33.884Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-23T23:33:33.367Z"
    },
    "resource": "https://api.alexstokes.com/v1/tenders",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "UK tenders and public procurement search for apps, automations and AI agents. Search UK government contract notices from Find a Tender by keyword, CPV, delivery region, deadline and value. Returns up to 25 structured notices with buyers, deadlines, values and official source links where available. Bounded ingestion window, not all UK contracts; check free /status. Successful empty searches are chargeable."
}

What the leaf hashes

{"body":"9d7fefa92e627f426574103fd500467f6dd6cbcffe5e1c4c3f1a751b7f0bb118","id":64990,"kind":"listing","method":"baseline/1","observed_us":1793025457554161,"prev":null,"subject":"x402_bazaar:https://api.alexstokes.com/v1/tenders","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x854ee7709d6df3b7e693f779c68dbcb23f35f491cb79d4c12520f9dd2c749661
2. 0x98eec104c0330e2416eb2c2b525ab773f41cf7b7773028ddcb29ce99f79b8c2b
3. 0x936f14afbc0616371dc68d194c3d66a36c292f4e6a43b68691eb36c1a229780a
4. 0x1f5d6f2397bf6fe01d3923f0ea4f440ea36ec16bace9dc275b7a83759347d396
5. 0x3eee11b6446d60c6a87dd97e70629f66d4dd5e96c054f060e592192d8277369d
6. 0x3c009af98c731fafcb70300906724b5c5a21735de753f8f477505608d5c6a747
7. 0x7d849f3613a70d807b6164964bbc510ee019c4d056d03de29e21caa07afb8cfe
8. 0xca7d5673e948641678afca09cf314dea22f14cc709af0674cf146d69992a5354
9. 0x58b7ee5b62b8ee6a0b2f7bc8a51622b7fa7a224885c3d1c4f768751b5f3bbec8
10. 0x57cf22ad94c4fd01cd46cc494037c1e1c1e5762f276a703f5e957ef32ad4aa0a
11. 0x147021357b2eb773d60db74f751316bfd367b06080320d378c0c402240e98d59
12. 0x146f43471a3bde6d8a04e87b6afd3ee6860c6e38a009f86aee705ce722b67748
13. 0x91c2ae93ec20c7fed5088112fe3941ca622dfb3f8f1022c4844726c361244bd4
14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae