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Evidence row 66149

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.fadeandco.workers.dev/api/agent-intel/crosschain-gas-priority-fee
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e9099248c52d1960be6ccc2db53b25ab4e94d434e856fae242f1c9c85097320f
Leaf
0x717966ea283a2ad2eb15c8de9581e8184927c2b7267b6a3e8e9e6c448692408a

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.fadeandco.workers.dev/api/agent-intel/crosschain-gas-priority-fee"
    ]
  ],
  "name": "SiteCheck Agent Intel & Dev",
  "owner_address": "0xb8491f953e6860d3b5840b73c60883ff099ceafa",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "J8vnmBx4pS1X7UUBTfz1yWBKiw69Dj2yRGRHDaXBRdhR",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3600000000000000000000000000000000000000",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:5042",
        "payTo": "0xa4751fCAa83c9669cfe507bb6807507729839be3",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:143",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:480",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:10",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42220",
        "payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
        "extra": {
          "areFeesSponsored": true
        },
        "maxTimeoutSeconds": 300,
        "network": "stellar:pubnet",
        "payTo": "GBIX2M7HNL2G2VYU5KZ446OSN55ZWHS3WBEUP4JTLS6R34VXIGTDOAFI",
        "scheme": "exact"
      },
      {
        "amount": "0.002",
        "asset": "524C555344000000000000000000000000000000",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "0cdc8304-8ba4-4a20-99b4-438feecf2c25",
          "issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      },
      {
        "amount": "1541",
        "asset": "XRP",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "24434cbb-169a-45f5-a01e-ffd078303745",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      }
    ],
    "description": "Current base fee and priority-fee percentiles (10th, 50th, 99th) for Ethereum, Base or Arbitrum from public RPC nodes, with the next block's base fee projected from the last block's fullness (EIP-1559 rule). Solana is not included here. Forecasts are a one-block projection, not a congestion model.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "chain": "base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "averagePriorityFeeGweiLast5Blocks": {
                "p10": 0.000353,
                "p50": 0.001,
                "p99": 0.07469
              },
              "baseFeeGwei": 0.005,
              "chain": "base",
              "checkedAt": "2026-10-23T09:35:18.792Z",
              "lastBlockGasUsedRatio": 0.112419,
              "nextBaseFeeGwei": 0.004516,
              "priorityFeeGwei": {
                "p10": 0.00001,
                "p50": 0.001,
                "p99": 0.1467
              },
              "source": "https://base-rpc.publicnode.com"
            },
            "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": "ethereum, base or arbitrum (default ethereum)",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "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": "2026-10-25T20:42:10.847Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-25T20:42:10.706Z"
    },
    "resource": "https://api.fadeandco.workers.dev/api/agent-intel/crosschain-gas-priority-fee",
    "serviceName": "SiteCheck Agent Intel & Dev",
    "tags": [
      "agent-intel",
      "crosschain",
      "gas",
      "priority",
      "fee"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Current base fee and priority-fee percentiles (10th, 50th, 99th) for Ethereum, Base or Arbitrum from public RPC nodes, with the next block's base fee projected from the last block's fullness (EIP-1559 rule). Solana is not included here. Forecasts are a one-block projection, not a congestion model."
}

What the leaf hashes

{"body":"e9099248c52d1960be6ccc2db53b25ab4e94d434e856fae242f1c9c85097320f","id":66149,"kind":"listing","method":"baseline/1","observed_us":1793025459795482,"prev":null,"subject":"x402_bazaar:https://api.fadeandco.workers.dev/api/agent-intel/crosschain-gas-priority-fee","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x71795bd554755b85323cda133e70fee5a6e1b5144e3c02a5f90c7499e03f0899
  2. 0x180de3a7ac6994c39d79dbc967d41450a4af91b0f3bc723db6367e47a951ef83
  3. 0x4fce8e515084889a5c5dcf91550ed5badc1ff65b0e5b601c6c58ef78b7061896
  4. 0x6a9b6c4dce4aa1bdc54d6259b68ca347af12463d75c1217be90d125eac5f0402
  5. 0x80c43d468d50c94d55c822533cb7fcb1a9ea10f8c5c99b843fb9d3e74e9dc27c
  6. 0xc2edd36e7f3acadad2ca4a28034221cefc934d63eb5412a56115d80fd8337067
  7. 0xb937a5958fefb9c4c5d814cbe7bd553caf917177b18ef75a81b133b91e49be1b
  8. 0x69152905370a0e524cdb626323fdb48da24df71d866a22b4e30027c22a007b15
  9. 0x806812238e56c7e945c289020ca462472651f75cb6817226402b9092b9cca9e5
  10. 0x0713a0ebeb53a78275d9103be9f6ca1687f13b61cbba8f146f9ef3faf529dde5
  11. 0x170ddfc94752b8644bb33b281e6fa15e2037a7340325b12b704591a5bd5381b4
  12. 0xef1802ec08c5a2efaca6aadccc58edcebeb620a019383dc0785f198c677a9427
  13. 0x06064dc1eb2363bec8c2a752e0a28aafc4bf0cb21d1b1b755821c1575bb77a96
  14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
  15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
  16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON