Evidence row 75962

Observed 26 Oct 2026, 14:38 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://gogeta2-u35175.vm.elestio.app/agents/v1/geo/uk-postcode
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: d8544da74def3e5bf5c507100afda295ec112503343b1d24f4613d78023fd1d3
Leaf: 0xaa3a4636542f9388a6bde5969d36ca539db6a29a1ff8fc21d3fadd18db30203b

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://gogeta2-u35175.vm.elestio.app/agents/v1/geo/uk-postcode"
    ]
  ],
  "name": "UK Postcode Lookup",
  "owner_address": "0xe414ad5c7542ce63d890526f0e2133ff8da6f22d",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xe414aD5c7542CE63D890526f0e2133ff8da6F22D",
        "scheme": "exact"
      }
    ],
    "description": "UK postcode lookup (ONS Postcode Directory via postcodes.io): lat/lon, country, region, local authority, ward, parliamentary constituency, NHS ICB, police force, LSOA. Unknown postcode = not charged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "postcode": "SW1A 2AA"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "admin_county": null,
                "admin_district": "Westminster",
                "admin_ward": "St James's",
                "built_up_area": "City of Westminster",
                "country": "England",
                "lat": 51.503541,
                "lon": -0.12767,
                "matched": true,
                "nhs_icb": "NHS West and North London Integrated Care Board",
                "parish": "Westminster, unparished area",
                "parliamentary_constituency": "Cities of London and Westminster",
                "police_force": "Metropolitan Police",
                "postcode": "SW1A 2AA",
                "region": "London"
              },
              "service": "uk_postcode"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "postcode": {
                      "description": "UK postcode, e.g. SW1A 2AA",
                      "type": "string"
                    }
                  },
                  "required": [
                    "postcode"
                  ],
                  "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792822083/bazaar-icons/c9484d899d6f5520.png",
    "lastUpdated": "2026-10-24T23:39:50.709Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-24T23:39:50.171Z"
    },
    "resource": "https://gogeta2-u35175.vm.elestio.app/agents/v1/geo/uk-postcode",
    "serviceName": "UK Postcode Lookup",
    "tags": [
      "uk-postcode",
      "geocoding",
      "ons",
      "address",
      "logistics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "UK postcode lookup (ONS Postcode Directory via postcodes.io): lat/lon, country, region, local authority, ward, parliamentary constituency, NHS ICB, police force, LSOA. Unknown postcode = not charged."
}

What the leaf hashes

{"body":"d8544da74def3e5bf5c507100afda295ec112503343b1d24f4613d78023fd1d3","id":75962,"kind":"listing","method":"baseline/1","observed_us":1793025491454677,"prev":null,"subject":"x402_bazaar:https://gogeta2-u35175.vm.elestio.app/agents/v1/geo/uk-postcode","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).

0xaa3a50d52e0bbfd3493896d42cce2930c8fcec3572648bdc781c5fe5e3aececd
0x2956de63c25632fcc7803f45c8e2aeb7be923b2dd1a7933862e5ec4cf41fb9f6
0x1b926f63ac5e0af741aafcf13d396b3cd047d80a583c97d11eea2570222f8a44
0xf827eafa57c555dee713c6c431fb65fd4f5e84689272e65c7413e38cdee63782
0xaa13a58051ebb24260db2689d6c8d82eeb48ef10dce75a94430da5f50f93ec31
0xbf0e2fdf59927827fef01e055aaec88cc9b55a3560841bf638c0cea1f23fd139
0xe765975b9a79549be5205a2b533ec318c374d0a97c08d107780d12da00b406a0
0x1384e1ef3d0d8138ca28b70f42df9158e31049aa3e35eba3cecfa1f55851e740
0xe7f83b801d018002e7531c4480322b014df1895f3992ff851869b6321bddda45
0x382774117c6a99ced4320ca176d4e72cc7226f2fa6e3d8ac0173511fe55d6919
0x55ba80743bf45624f0b04651dfd0a37e2a85f91f45e334ff14efbb74a49dd361
0x09a19b8d31a6e948e5051cb72b98b1d2b2bfe053f62d6d24d61c22b3ed1c3f24
0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON