Evidence row 527894

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://402.com.tr/api/x402/gas-oracle"
    ]
  ],
  "name": "Gas Oracle",
  "owner_address": "0x973a31858f4d2125f48c880542da11a2796f12d6",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x973a31858f4d2125f48c880542da11a2796f12d6",
        "scheme": "exact"
      }
    ],
    "description": "Returns current Base gas fees (baseFee, maxPriorityFee) and three tiered suggestions (slow, normal, fast) in Gwei, derived live from the Base RPC. Built for agents that time or cost-estimate transactions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {},
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "type": "object"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_pa0gqlv1"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:49:05.882Z",
    "quality": {
      "l30DaysTotalCalls": 10,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-27T09:49:05.457Z"
    },
    "resource": "https://402.com.tr/api/x402/gas-oracle",
    "serviceName": "Gas Oracle",
    "tags": [
      "onchain",
      "evm",
      "wallet-intel",
      "security",
      "data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Returns current Base gas fees (baseFee, maxPriorityFee) and three tiered suggestions (slow, normal, fast) in Gwei, derived live from the Base RPC. Built for agents that time or cost-estimate transactions."
}

What the leaf hashes

{"body":"041bfb5c86276622f372cb39708176901aeca253ffb3476d2169ba879be07620","id":527894,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124870746183,"prev":451305,"subject":"x402_bazaar:https://402.com.tr/api/x402/gas-oracle","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. 0xf1b7a1a1a2a5a0a3cdc31ce71976c5c93ef8d933e114335b13d5b6179f319480
2. 0x96c40a7156dc0916b0d5d73c69248f14b013046e7596583764623159c7f2b129
3. 0x273d51990c6e2d82fdfad310cab8989492bb5e0b5b398e5c66774a902516cc21
4. 0x65e1bdadb73bbdbb5ee47b1301d2ead913144dd12f030617b77be13cf6b03325
5. 0xe5d2b120750b2d892edb3db6c8165856a7a53364914aa3cd5aee8adaa9845275
6. 0x053cd06109980d121e9a4f7d4becf281f5f0f1a5addd50333994f8e3c087c9a8
7. 0x4f1c7a3074bbbe33d1e86e8bbe8b1b9334d254e58d85bf87b35e55cfbc6747fc
8. 0x6e2f5b05616066759c08208b67f4d8b261909c76e245450fcff10ff3853cfcd4
9. 0x51ef2597384a6934f8b25f160171672fb04d4b2993539956ca83112ff8275a14
10. 0x885dedb11c9f215b861626770d162230c3d583157caa062b453cc22d1d3d2674
11. 0x2ea101b6388c288056f45a9fd999778249a27a3187a1c19c21450a69a4412959
12. 0xc76e7a2a7d72384a3306a63b271737f83983bf378cba5d40efe61cfc57eb7d40
13. 0x47993ad5e402c748d96928c5127292d12f5f590d15cf544698f6bb348ad7dc9b
14. 0xce1471491ffb52101d7cd9884cca0fb37a9496f6e8250375054907d24a35d04f
15. 0x56f7109d4cde42492651beb1237c13cdcbf95e6fee2b2482391a2388e04c4629
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4