Evidence row 62697

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.citiviewgroup.com/v1/airquality/stations"
    ]
  ],
  "name": "Citiview Agent Market",
  "owner_address": "0xd2bc1daa83f64729bfb3f825e690f3fce13e1aa2",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xD2bc1DaA83F64729BfB3f825e690F3fce13e1AA2",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42",
        "extra": {
          "name": "EURC",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xD2bc1DaA83F64729BfB3f825e690F3fce13e1AA2",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xD2bc1DaA83F64729BfB3f825e690F3fce13e1AA2",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xD2bc1DaA83F64729BfB3f825e690F3fce13e1AA2",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:480",
        "payTo": "0xD2bc1DaA83F64729BfB3f825e690F3fce13e1AA2",
        "scheme": "exact"
      }
    ],
    "description": "Find air quality monitoring stations that are reporting now, near a place or across a country: name, operator, reference-grade flag, coordinates, distance, pollutants measured and last reading time.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "near": "Berlin"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 12,
              "stations": [
                {
                  "last_reading": "2026-10-13T20:00:00Z",
                  "name": "...",
                  "parameters": [
                    "pm25",
                    "no2"
                  ],
                  "provider": "..."
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "country": {
                      "description": "2-letter ISO code instead of near",
                      "type": "string"
                    },
                    "lat": {
                      "type": "number"
                    },
                    "limit": {
                      "type": "integer"
                    },
                    "lon": {
                      "type": "number"
                    },
                    "near": {
                      "description": "Place name",
                      "type": "string"
                    },
                    "parameter": {
                      "description": "Only stations measuring this, e.g. pm25",
                      "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791910960/bazaar-icons/3353556b4881df8e.png",
    "lastUpdated": "2026-10-15T05:49:23.022Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-15T05:49:22.177Z"
    },
    "resource": "https://agents.citiviewgroup.com/v1/airquality/stations",
    "serviceName": "Citiview Agent Market",
    "tags": [
      "air-quality",
      "monitors",
      "sensors",
      "environment",
      "research"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Find air quality monitoring stations that are reporting now, near a place or across a country: name, operator, reference-grade flag, coordinates, distance, pollutants measured and last reading time."
}

What the leaf hashes

{"body":"5a494f93110ec60b69db1dedf12f1bc983c078837809ce7e622f840bb100a8eb","id":62697,"kind":"listing","method":"baseline/1","observed_us":1793025453545701,"prev":null,"subject":"x402_bazaar:https://agents.citiviewgroup.com/v1/airquality/stations","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.