Evidence row 409027

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data-tools.revmesh2074.workers.dev/zksync/block"
    ]
  ],
  "name": "Block number, zkSync Era",
  "owner_address": "0x2074c40346ae2a90e0e4a391bcee6f16bf5277f5",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "82wfSCZhCmZA7zwqqt6Q3FG8nqYBwUvbThP6M97fa9Q6",
        "scheme": "exact"
      }
    ],
    "description": "Block number, zkSync Era. Latest block number and block details on zkSync Era, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps and confirmation counts; for current fees use zksync_gas. A block that does not exist yet returns 404, uncharged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "number": "latest"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "baseFeeGwei": "0.012",
              "chain": "zkSync Era",
              "chainId": 324,
              "gasLimit": "30000000",
              "gasUsed": "21000000",
              "hash": "0xabc…",
              "miner": "0x…",
              "number": 123456789,
              "timestamp": "2026-10-18T12:00:00.000Z",
              "transactions": 154
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "number": {
                      "description": "Block number, or 'latest' (default)",
                      "examples": [
                        "latest"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "baseFeeGwei": {
                      "type": "string"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "chainId": {
                      "type": "number"
                    },
                    "gasLimit": {
                      "type": "string"
                    },
                    "gasUsed": {
                      "type": "string"
                    },
                    "hash": {
                      "type": "string"
                    },
                    "miner": {
                      "type": "string"
                    },
                    "number": {
                      "type": "number"
                    },
                    "timestamp": {
                      "type": "string"
                    },
                    "transactions": {
                      "type": "number"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_09e30bdm"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792567527/bazaar-icons/a67d2da18841a325.png",
    "lastUpdated": "2026-10-27T01:09:59.63Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T12:23:40.471Z"
    },
    "resource": "https://agent-data-tools.revmesh2074.workers.dev/zksync/block",
    "serviceName": "Block number, zkSync Era",
    "tags": [
      "zksync",
      "block",
      "blockchain",
      "evm",
      "chain-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Block number, zkSync Era. Latest block number and block details on zkSync Era, or any block by decimal number: hash, timestamp, transaction count, gas used and limit, base fee in gwei and producer. Use for timestamps and confirmation counts; for current fees use zksync_gas. A block that does not exist yet returns 404, uncharged."
}

What the leaf hashes

{"body":"75b48e679fcf1e19a033ad668655605f259493b1d089f3f365af4c7d4210ef11","id":409027,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080339420460,"prev":279397,"subject":"x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/zksync/block","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x6f504b2c07f218de4c9bc66cd79672c939c2319d5394237a941c4acc3b769182
2. 0x7c5941c02ac60a2adcaa8fda1532efd546bf055763f5ffd7c76bfdc6ac36f894
3. 0xf9f99d00acf788dbda3b106b3fdb1a7edcb601d55ce9cd451470a90536effbc8
4. 0x325af0746fb64b27bc664c4f4864f3f1c5e6508f4fa6c45828c22b94793bf577
5. 0x580384e5ffb1316af218a38c521ca9b1479e27ccd6fab5374e56942f2bc94d66
6. 0x550a0c3296e69be405a031360bbdc7ea8b8068bb90f7d1a7a4f093bc23869a6b
7. 0xf071c36928b8d2e628d6b34172551a80d53eec5e0be353eb4f1d1a8d30cd66eb
8. 0x50a6361f94595b3b9ecb36fc47442a3fe5c7ba76395eb3e35650da01d8a2f617
9. 0x0bb44ad47ac4636f36945c128048b7403591741ac06d57187397cdd52ff555be
10. 0xb150b60a146dfe8a63739c1bdbd8bcc7547b57cc62e9d3197c6e2f7e496e0e40
11. 0x040640e4e07fb01070334ad90420bc979cc6533217449ddacb84ff50f0700a8b
12. 0x346adc8ebb20cf5f1a3349535238f6ff723da69f956f4b8324d3ec6271a3c969
13. 0xa7e162a9119a39c37b96b3483510d3fd108f25676fe3a9584241629612b01526
14. 0xb2ae53d841a55a805fb4078b1a7d44e08a81aba4be3690bac3a5b4c366bf39da
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4