Evidence row 67913

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.onhub.ai/v1/code"
    ]
  ],
  "name": "api.onhub.ai/v1/code",
  "owner_address": "0x53884ef9a486b805bfa5e4f55290ff66dca7c457",
  "raw": {
    "accepts": [
      {
        "amount": "15000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x53884EF9A486b805bfa5e4F55290Ff66dca7C457",
        "scheme": "exact"
      }
    ],
    "description": "Writes and runs Python to compute or verify an answer, returning the code, its output, and a final answer.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "query": "What is the sum of the first 50 prime numbers?"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "answer": "The sum of the first 50 prime numbers is 5,117.",
              "object": "code.result",
              "query": "What is the sum of the first 50 prime numbers?",
              "steps": [
                {
                  "content": "5117\n",
                  "type": "result"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "query": {
                      "description": "A computational question to answer by writing and running Python code, e.g. a calculation, data-processing, or verification task.",
                      "maxLength": 2000,
                      "minLength": 3,
                      "type": "string"
                    }
                  },
                  "required": [
                    "query"
                  ],
                  "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": {
                  "properties": {
                    "answer": {
                      "type": "string"
                    },
                    "billing": {
                      "type": "object"
                    },
                    "object": {
                      "const": "code.result",
                      "type": "string"
                    },
                    "query": {
                      "type": "string"
                    },
                    "steps": {
                      "description": "The code that ran and its output, in execution order, for independent verification.",
                      "items": {
                        "properties": {
                          "content": {
                            "type": "string"
                          },
                          "language": {
                            "type": "string"
                          },
                          "outcome": {
                            "type": "string"
                          },
                          "type": {
                            "enum": [
                              "code",
                              "result"
                            ],
                            "type": "string"
                          }
                        },
                        "required": [
                          "type",
                          "content"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "object",
                    "query",
                    "answer",
                    "steps"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "onhub",
          "s": [
            "cdp_sdk_server"
          ]
        },
        "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"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    },
    "lastUpdated": "2026-10-25T16:52:34.976Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T16:52:34.189Z"
    },
    "resource": "https://api.onhub.ai/v1/code",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Writes and runs Python to compute or verify an answer, returning the code, its output, and a final answer."
}

What the leaf hashes

{"body":"c77e129cce7f2929e5c77b5575f61c1662277497f8051085925110b94dd57770","id":67913,"kind":"listing","method":"baseline/1","observed_us":1793025464936144,"prev":null,"subject":"x402_bazaar:https://api.onhub.ai/v1/code","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x8efc349c9e4ccad78bd4dbdb16e1843b966a787de13a1de1aeb6ce90b4386080
2. 0x584b018ac7191376d38b23c09553c27ed860f69da5f7ce8fba65c587f4422335
3. 0xffdec9df695e680ddd7fac6fb86b604d0355fe8c40269202cbe71fb68dd0b8c9
4. 0xc51fc1cca0de6e5b37a89d45ad7a6722d5c234772056b9861fdca1f8a064faa6
5. 0x7cdf9e5d63fbc2087e38b264fdc445a9bdc55c2b6318226bbfadfc7e204b29cd
6. 0x34cee268194df01faeac08e6cc08effe96ff371efc17ed63060576a5006c505e
7. 0x88626eff8d1489c61b4a095387c4c9bca7c24904c5c1fb1fdd089e96ab831b2d
8. 0x2bb0f6f6caab67ecff52edbee0febeabe77eb8b3dbd863c94909e7760ff30381
9. 0xa25e43f1cfdf8cd5feed3ef1087a1dcabb8ed29c045e5f3927269a3d778cc166
10. 0x02cea32eaae167a2578d4aa6a6cadcfd2489101bb2f082b75b13e52a19942bdb
11. 0xf44f104cf96a81c75851a644746103fcbe6ade398683a18e789cc91eff4537ff
12. 0x59a4efa65a01e4e2abdb3b8b7bb673db6d1c72e0f9d52dd2f94777b14a5b061c
13. 0xc0cb184c9bdf71abcf18fda97bd59289153d120dbf8fee9f517b63bf303deb95
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae