Evidence row 451311

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api2ls.com/api/gas"
    ]
  ],
  "name": "api2ls.com/api/gas",
  "owner_address": "0x692dce6b2876854fa9d348bfbfd9c1c4de6c07dd",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x692DcE6b2876854FA9d348BFBfd9C1c4DE6C07DD",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "AifT6piHJ957oqgeRVLAiAmvm3dJ3rLnD2EVck6Msf7k",
        "scheme": "exact"
      }
    ],
    "description": "Get live EVM gas pricing with EIP-1559 breakdown and USD cost estimates",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "chain": "base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-06-17T09:30:00.000Z",
              "baseFeeGwei": 1.2,
              "chain": "base",
              "costEstimates": {
                "transfer": {
                  "gasUnits": 21000,
                  "nativeAmount": "0.0000315",
                  "usd": 0.1103
                }
              },
              "gasPriceGwei": 1.5,
              "maxFeeGwei": 2.7,
              "nativeToken": "ETH",
              "nativeUsd": 3500,
              "priorityFeeGwei": 0.3,
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "EVM network: base (default), ethereum, optimism, arbitrum, or polygon",
                      "type": "string"
                    },
                    "chains": {
                      "description": "Comma-separated list of chains (max 5) to compare in one call",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": "string"
                    },
                    "baseFeeGwei": {
                      "type": "number"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "costEstimates": {
                      "type": "object"
                    },
                    "gasPriceGwei": {
                      "type": "number"
                    },
                    "maxFeeGwei": {
                      "type": "number"
                    },
                    "nativeToken": {
                      "type": "string"
                    },
                    "nativeUsd": {
                      "type": "number"
                    },
                    "priorityFeeGwei": {
                      "type": "number"
                    },
                    "success": {
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "success",
                    "chain",
                    "gasPriceGwei"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:50:14.667Z",
    "quality": {
      "l30DaysTotalCalls": 10,
      "l30DaysUniquePayers": 9,
      "lastCalledAt": "2026-10-24T15:18:09.516Z"
    },
    "resource": "https://api2ls.com/api/gas",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Get live EVM gas pricing with EIP-1559 breakdown and USD cost estimates"
}

What the leaf hashes

{"body":"45ec08a53020485038dcfcd6b18314c7905a4f83bea1509ce11feaf275ebf538","id":451311,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100493081480,"prev":71084,"subject":"x402_bazaar:https://api2ls.com/api/gas","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. 0xa38ad384c917f1c5b3a0675916acfe5b3ec958468f4c333059b1d62e69e45ddb
2. 0xd463480041540987c88202c36150f4daf0ef643cd1b8e26f9d494802e4c05f3a
3. 0xbc096a520d057e9947e129c110ee71dd200b309da5512598db4117ed6de9691d
4. 0xa35898f09ac5f7eee3877c0e6a82888980b98564aa22cd68ff60a794fc5d1f7e
5. 0x5fd1b54d4b8d4d53ce73d6b00c9291d264e54deb31c99386dcf017913349b4ce
6. 0xd15c53518af19926195d185852e645a57d61c4009e8cd02f01027115945e1f12
7. 0x97d2eda21509597598d20c3fe2b923227da017dcbd96072ae69d1ced7e2ec1b3
8. 0x4b81737ffc971521b0eef5ce5c6978228746e7e6d666c8422cf08ed01eebd734
9. 0x0ce6111c24ab48de4e2530e2515b06cf0191fdc5a18459f7a2a6cae0775fb11e
10. 0xa0ea68059b84d3e8082a97b6f66d61d00092b368cef47b86fa4b782fde336acf
11. 0xd9929b92c66c9433d68fc7d48eddf234ae765144f98d397c91dd32e9124ee876
12. 0x0c9efc71bd73a056aab018d34b600797c2287eaa0df0398c8404046e9420d684
13. 0x87816aee66e8f6e0f1e55ea83733bb58cf9612d36c45fd5b7fc5d6f4484b78fd
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4