Evidence row 125067

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-echo-service.onrender.com/chain/block"
    ]
  ],
  "name": "Base Block",
  "owner_address": "0x9cc774a8ed49d89cba1a288f4a050b8f7fba77ee",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE",
        "scheme": "exact"
      }
    ],
    "description": "Read the head of the Base chain, or a specific block. POST {} for the latest block, or {\"number\":12345678} for one by height. Returns number, hash, unix timestamp, gas used and transaction count. Useful as an authoritative chain clock.",
    "extensions": {
      "bazaar": {
        "category": "Infra",
        "coverImage": "https://x402-echo-service.onrender.com/icon.png",
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "gasUsed": "12345678",
              "hash": "0xabababababababababababababababababababababababababababababababab",
              "iso8601": "2026-08-30T12:00:00.000Z",
              "number": 34567890,
              "timestamp": 1787750000,
              "transactions": 142
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "number": {
                      "description": "Block height. Omit for the chain head.",
                      "minimum": 0,
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ]
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "bodyType",
                "body",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "gasUsed": {
                      "type": "string"
                    },
                    "hash": {
                      "type": "string"
                    },
                    "iso8601": {
                      "type": "string"
                    },
                    "number": {
                      "type": "integer"
                    },
                    "timestamp": {
                      "type": "integer"
                    },
                    "transactions": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "number",
                    "hash",
                    "timestamp",
                    "transactions"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        },
        "serviceName": "Base Block",
        "summary": "Latest Base block number, hash, timestamp and gas used.",
        "tags": [
          "block",
          "base",
          "onchain",
          "chain-head",
          "rpc"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1787754105/bazaar-icons/222b7a4262b684da.png",
    "lastUpdated": "2026-10-09T13:14:05.441Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-09T13:14:05.264Z"
    },
    "resource": "https://x402-echo-service.onrender.com/chain/block",
    "serviceName": "Base Block",
    "tags": [
      "block",
      "base",
      "onchain",
      "chain-head",
      "rpc"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Read the head of the Base chain, or a specific block. POST {} for the latest block, or {\"number\":12345678} for one by height. Returns number, hash, unix timestamp, gas used and transaction count. Useful as an authoritative chain clock."
}

What the leaf hashes

{"body":"8c33d7fc464fa7276bc3a8d2e540d8c3857881b890f8e214996c489b45d07a33","id":125067,"kind":"listing","method":"baseline/1","observed_us":1793025625762780,"prev":null,"subject":"x402_bazaar:https://x402-echo-service.onrender.com/chain/block","subject_kind":"source_record"}

Proof

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