Evidence row 2633057

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://blueagent.dev/api/x402/gas-tracker"
    ]
  ],
  "name": "Blue Hub",
  "owner_address": "0x02950ad38ada1d599375bd447e080cd404809205",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x02950ad38ada1d599375bd447e080cd404809205",
        "scheme": "exact"
      }
    ],
    "description": "Live Base gas price + USD cost estimates for common actions.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "_settle": {
                "ok": true,
                "status": 200,
                "tx": "0x..."
              },
              "result": "Tool output (JSON)",
              "tool": "gas-tracker"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {},
                  "required": [],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_2ejr35xc"
        },
        "schema": {
          "$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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792652952/bazaar-icons/4aeb4d1c7f2be1fc.png",
    "lastUpdated": "2026-11-03T14:25:48.848Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-03T14:25:48.706Z"
    },
    "resource": "https://blueagent.dev/api/x402/gas-tracker",
    "serviceName": "Blue Hub",
    "tags": [
      "base",
      "ai",
      "defi",
      "agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live Base gas price + USD cost estimates for common actions."
}

What the leaf hashes

{"body":"0e1a57fec54a9a79fc6bcf8ec7cdee49b1df62cd0ee3c78f599633642881820d","id":2633057,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734399520533,"prev":null,"subject":"x402_bazaar:https://blueagent.dev/api/x402/gas-tracker","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xd31670036f8da2f1db46a0fd377b56a3689c4dea101bebca00a199634b5e462c
2. 0xbbdda08bf7f9d30b3e79bd718f126267f79492666a1c1678e50944f12363f42e
3. 0x56edbe80a57395b93246cf9c88129d17428f999f522b471918d781ce0610053d
4. 0xfd83277ccff41aef661787a2bc9a93e03fb44c18a6e61e25b44699823d475387
5. 0x5df2b1f7268db2006b4417db0adcaf995d486794b365a52383df027fe4ef9eb4
6. 0x36021d56208d6f7e63c280eb9f243d1b36d1e8588ee928369c4c152bbc54c9ca
7. 0x9f2b44fcda636253d98236e5db5390344954e5eee40d73e75655cee9e95e9792
8. 0xdfaa01220dae28ff26a370cc70646f2a7b69c18729602a4e31930659eab543f8
9. 0x506ba4b1bd64b31e97ddd6482e01ee291271de8cb3f36ad1453ced4c48218d88
10. 0x9bfff1d4f459be5cc002714ed0b9559e56d662b6e3fbcd926e60283e8ab94131
11. 0xc83f89b14700c68b397195bbf52ec334ceaf0ae766881df2818497f877b83ab9
12. 0x98c9e80a7c645615bece7ce56122d15c0abffe0651530b61022ed045eb9d9eab
13. 0x261ca0740df5e85e5b16f678c029786a225e51713bd46a7b64085ef0d324efa0
14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7