Evidence row 409152

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": "2026-10-27T05:16:24.738Z",
    "quality": {
      "l30DaysTotalCalls": 104,
      "l30DaysUniquePayers": 20,
      "lastCalledAt": "2026-10-26T07:14:05.499Z"
    },
    "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":"0e24c3a0202553a918851cc8d80fef11bf04e525b4152b35e15e247dcebeaa0a","id":409152,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080349229036,"prev":69541,"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. 0x50ef25f39afdc79ae4350eafae00c60fba17ce7eb99fc62e7c0d4602f2809ea1
2. 0x88f2c0812be7e6bc14a83ebd3dcad4bbeab37e17f0e75b32b53a8cc5280b4f9f
3. 0x065a36ca7c6b3ad1704b9383fec21ba811255aeccda512777fe77c025a87564f
4. 0xa11d43ec7f848d08261ce0dc70ad50e9932f27df209073ea2fa4c5ab477bed0d
5. 0xe791bbf9731a46bf3c7e3f8ab83682873e9624edc758b15d29fc6a1d1b1bb0ee
6. 0x088f291386df922b2536c9c01b9ddeceec93792b418ceece6c73e4e0b3f5cd5c
7. 0xf299fe1e85f8a112af8eeeb2ab80c49f3c1b2b12117f80ad70081b30c932420d
8. 0x89dee3bd2467fdc6dbaf974e1a410175dca964c888043b4e2f133ff1f5c164c5
9. 0x5e393c00efc198c497f78549df5b4f1ebf2a608df99666970d7000749772e98d
10. 0xcbeba32b7adac6e284b211a5a8bbb881f17fa8904e1f96699c5a49a810ca0cb3
11. 0x81645620171c2c6f27f7bd62ae903898bfa58255299711c41ce1c3f4e4618954
12. 0xd57b5a86cf210d9ed4e220de5668cf59c88f82934bf7c8ef9e6b3e894577973c
13. 0x996f3d89f9508378f3c194c9828b500725dd599c52fd040349190982338d96f2
14. 0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4