Evidence row 548160

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": 9,
      "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":"833f2ef5d1d23b9d0e22aeb0f46263477138969fd7727f15656d3157da898dc3","id":548160,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133279312469,"prev":527894,"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. 0xa696aee53dd1df9a7935144185e937906d888d6f240242a32c593293cba036b4
2. 0x03c74d6a2ac1208655dec8e04a130a07d2dc8f3c83de84bea0f5d1693f6bb23d
3. 0xbd9196478061bdf74811ab7f010f88b669e8a4aea1044030d8ccb0308ae5a0eb
4. 0x57b86cb4bb0e8bbe624157b216f5c40675874faad7efe486f4b6f82d0a099293
5. 0x332345cdfef586663162c6e7d7d03cd0a3fb07c10e274dfb55d011d8b0cfefda
6. 0xa2691ea592dcd2e82225604769e2c08cdcecf2b7700f4b9e2d8afc8cf5c9d1d3
7. 0x6085be0103baad898de4143d6ced083589b87cee2e11c91e1e6304f2fb1101cf
8. 0x337ee481ceb958ef92f02338008f7110c79062e8cb33a3d1942c0861adffeccf
9. 0x25d3dd26600ddd40f9fd4339f485e0abe36a1deab802f4e5f09b51343231088b
10. 0x5ae263265777ee62431de587d377c20bb922d60cc6fb48094a7f3cdb8a3b231e
11. 0x84d44ad9f2c04577b96d73f7fdc6010e8b93e5b318136ae9ea601cf365fad041
12. 0x98f564dcc2f0d0fd67cbc3a17211687e12a4becc9b9c47ef78c02ff7431b734a
13. 0xb37156a04839055daed26674da38864f8dae598cab9742c6fb3e74eb3178f2d4
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4