Evidence row 71557

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

Kind: listing
About: source_record x402_bazaar:https://bess-x402.onrender.com/v1/evm/nonce
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: f7e549e59c404c6f5acfaa7d288241dfedf20dac74f1872f204bf64df28051f3
Leaf: 0x7090460cf59acbeea08d8e330fa7b7293bf29123a60a9f543ecbd2f5fc86ef94

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/evm/nonce"
    ]
  ],
  "name": "Account Nonce",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Next transaction nonce of an EVM address (confirmed and pending), pending tx count, native balance, contract flag and EIP-7702 delegate. Use before signing or to detect stuck transactions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "chain": "base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
              "chain": "base",
              "eip7702_delegate": "0x5A7FC11397E9a8AD41BF10bf13F22B0a63f96f6d",
              "is_contract": false,
              "native_balance": 3.1288218134727375,
              "native_symbol": "ETH",
              "nonce": 70,
              "pending_nonce": 70,
              "pending_txs": 0
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "0x address",
                      "type": "string"
                    },
                    "chain": {
                      "description": "ethereum, base, arbitrum, optimism or polygon",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-24T04:57:42.996Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T04:57:42.608Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/evm/nonce",
    "serviceName": "Account Nonce",
    "tags": [
      "evm",
      "nonce",
      "wallet",
      "transactions",
      "developer"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Next transaction nonce of an EVM address (confirmed and pending), pending tx count, native balance, contract flag and EIP-7702 delegate. Use before signing or to detect stuck transactions."
}

What the leaf hashes

{"body":"f7e549e59c404c6f5acfaa7d288241dfedf20dac74f1872f204bf64df28051f3","id":71557,"kind":"listing","method":"baseline/1","observed_us":1793025482940047,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/evm/nonce","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).

0x708f907dca9e40db313f5c9fde6fff0662a91be9b8c60b01502d17c3ad0f488d
0xec4e5f8b22d94db85c45ed2cd5155bf16634d1b5ba14eaef7056535e3f160cf8
0x32ebc40195cf93564e0ee650f8b5e6721c570becef3dcf56a929b21cab44bfe4
0x2a92e0b746d83968de73e3d4dc671e72cd2c5a9549b85b4d286d23832ce1a3ec
0x81c24cb3229ec20bd5a09a1bf5c28cdbcdb5220dd52897cab3a439fce808734a
0xcf88b448ee5a3f6f6a7e5bf8bc474999618b4082683175dd77956c45972fd924
0x9e3c96bcbeda52b81d73787ca38ed3e3af2114dc2647fed6a778763c5b0ee024
0x1a01e8b599ff0f1e7bb1286ffa3893085d7d9f1b1f4db260d4a7b160b39a17f8
0xc9ba8e512a3ad74ee604f8b1759e25b1172f9f8f62ba4f8f8bcc35beb64f6fcb
0x3801dc224ee69349c6fe3a8804f83a6392c51dbf385196ccaca4e1bc01124391
0x85ea4bbb5113622e4aa66d1805aad88594922ba95c70691ba980547dd9edd2b2
0x5be1d69fd9353c3a75685caffea8c98e8f079f5072011c82517cc5f365ba32f8
0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

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

How to check it · This row as JSON