Evidence row 426808

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/chain/gas-compare"
    ]
  ],
  "name": "api.x402node.dev/chain/gas-compare",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Live gas price across Base, Ethereum, Arbitrum, Optimism, Polygon and BSC sorted cheapest first - lets agents pick the cheapest chain to execute an operation right now, real-time data that changes constantly and LLMs cannot know. gas comparison, cheapest chain, multi chain gas, gas prices, which chain cheapest, cross chain gas Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T07:02:17.732Z",
    "quality": {
      "l30DaysTotalCalls": 106,
      "l30DaysUniquePayers": 21,
      "lastCalledAt": "2026-10-27T05:16:24.382Z"
    },
    "resource": "https://api.x402node.dev/chain/gas-compare",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live gas price across Base, Ethereum, Arbitrum, Optimism, Polygon and BSC sorted cheapest first - lets agents pick the cheapest chain to execute an operation right now, real-time data that changes constantly and LLMs cannot know. gas comparison, cheapest chain, multi chain gas, gas prices, which chain cheapest, cross chain gas Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"f118ebb56e25b8d6d280836bb1483f6658647b1cea4c6d0a88c977cad4424633","id":426808,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086308712022,"prev":409152,"subject":"x402_bazaar:https://api.x402node.dev/chain/gas-compare","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. 0x95d01aef84d4e9332df6a5cf330657fb7c8266204e51e463bc47db9e0def218d
2. 0x1d5c5e1f601c2fa1cea5df3b7b1c732e9f1adc28546a11bdbda6f4b914a4d3cb
3. 0xc1b1b2643d423d4c1417c9ec1d570895374011c01e233ec68b8f4b5a25f23b74
4. 0x020d7c9f93cd8c3c8d31e6a0c72aa78697c06dc467028d5c8038a6e150bb1859
5. 0x83fe2485ebd53e788fa24decd79b1d2a22173f374a300a0a21b75f7ea3a61394
6. 0xa4c8227e835a4ce77f71e06baf95dbed581c8607e304300dfd9231ed2cc42ea7
7. 0x2e05b4e5c9addf166b21134b01fbac5bda28486df58d76744eedb77037ad96fb
8. 0x03fc1ae8e6b6d6ec52cf10ca897bf390c43b4e4eb45ec2bb203dbd20f4e439bc
9. 0xb76d033374036d8569ab9126dae101942fce8021690b308b643fc9d8877260a4
10. 0x6f2bfc0aab2f9e0223a64b796c1f862e21a76c0f9888b77eee18828dd9bc9878
11. 0x788aba917f07b58dad1b1840a291541326bd98232b25a97c4a60c84fb2992815
12. 0x747fb8d60cfe8dde3cb6d73475c58c3912bdf8d928b8f0480aa1c97a1b71d408
13. 0x59c5c792b40d9054ce2b84a60af97fa54f2e1a2a369a6a52dc3f45de41128e97
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4