Evidence row 1039471

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mintintel.35-171-220-195.sslip.io/v1/base/block-number"
    ]
  ],
  "name": "Mint Intel: Base chain data",
  "owner_address": "0xd5f3a78ab272eb36a997f4aa249b876bdb9692e3",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xd5f3A78AB272Eb36a997f4aA249b876BDB9692E3",
        "scheme": "exact"
      }
    ],
    "description": "Latest Base block height - current chain tip via eth_blockNumber (cached <=1 s). The cheapest liveness / clock tick for Base agents.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "blockNumber": 53238128,
              "blockNumberHex": "0x32c5970",
              "chain": "base",
              "chainId": 8453,
              "network": "Base"
            },
            "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": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "blockNumber": {
                      "type": "integer"
                    },
                    "chainId": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "chainId",
                    "blockNumber"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T10:23:27.811Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-29T10:23:27.718Z"
    },
    "resource": "https://mintintel.35-171-220-195.sslip.io/v1/base/block-number",
    "serviceName": "Mint Intel: Base chain data",
    "tags": [
      "base",
      "evm",
      "erc20",
      "onchain-data",
      "rpc"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Latest Base block height - current chain tip via eth_blockNumber (cached <=1 s). The cheapest liveness / clock tick for Base agents."
}

What the leaf hashes

{"body":"32a70d0067aad902cc0db0cae2519e588d54de371e1ffa0a5fc893d61730159b","id":1039471,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298327888677,"prev":null,"subject":"x402_bazaar:https://mintintel.35-171-220-195.sslip.io/v1/base/block-number","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xa80338f93b6bbd769f830f148e55474f21a92a7d8a17f0acf863361702c36eef
2. 0xf2ec15280bb0d03b2c1e9cf7a38c700cbb86661358937f7dbb40cbb9809aba16
3. 0x5cd07f2634e3a3b099b72442dd10114a1495ef355df9566635a4cd5d9b9341cd
4. 0x5a3004a06988bc940afff6210de67d81604d4ab5ec7b10d700402e85635ec683
5. 0xc843f4af9a49b1a5643d3a692d480b7c0feb74fcd5c95fc1fd7b7ce9b6fa1b6b
6. 0x5231018615309352caf8a4be25f4794f8775a157d48d56bd1e9fab8472b089c0
7. 0x4225c9170106ef21598f99a16ce4366cdb4eb3f5833215c29832b89d1e29fb48
8. 0x75b4f1c846f8510b560d09b3fee6fa76fead95b9d4673abe36c56f5a241b1e77
9. 0xad5bcf54e20341b11b211150f0021649d3b45a36530b78312a68b54bf1c9f515
10. 0x794c1916fa86a90caef9bf5b3a3b5156034f3eb379b5a4e3f8ca49fd4012fcbb
11. 0x7e5c0ee6f1f072e624f92f7daa121fd8ba1480197a1268e3a2348b4939d726d1
12. 0x0bd8369ed18a9c115daccfeb194dc746b17c8906cda400205f3f2ae75ef9ae43
13. 0x94e478acbc2c3295d80ec724aefbece47c88aacf0c52e04d39a48da5b85a8925
14. 0x391d7d4dd95ff3f26ed046f59cb7617fe53d7bb32216fddedcb614635f3079dc
15. 0x4a1f9fe26bf92c291485b5fb33b95d1917a994e417ac0526ccef55ede0a90a4c
16. 0xe38dc587bc010668982bd78025ac33d7326ffc2587f2de00e848da2718907ecf
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1