Evidence row 67189

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.manylives.me/paid/proof/verify"
    ]
  ],
  "name": "ManyLives Agent Utilities",
  "owner_address": "0xd161874249321f8ae3000c19ddd070e46682f1b3",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xD161874249321F8AE3000C19DdD070e46682f1B3",
        "scheme": "exact"
      }
    ],
    "description": "Proof that a hash was stamped: when we received it, the Merkle path from its leaf to the root, and the Base network transaction that recorded the root, with step-by-step instructions to check it yourself without trusting us.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "hash": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "hash": "9f86…0a08",
              "how_to_check": [
                "…"
              ],
              "stamps": [
                {
                  "batch": "2026-10-09T12",
                  "block_time": "2026-10-09T13:05:12Z",
                  "leaf": "…",
                  "leaf_is": "sha256(hash + '|' + stamp_id)",
                  "proof": [
                    {
                      "sibling": "…",
                      "side": "right"
                    }
                  ],
                  "received_at": "2026-10-09T12:00:00Z",
                  "root": "…",
                  "stamp_id": "stp_k3m8q2r7t9w4y6z2",
                  "status": "on_chain",
                  "tx": "0x…"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "const": "GET",
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "hash": {
                      "description": "the SHA-256 hex you stamped (required)",
                      "examples": [
                        "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "hash"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "hash": {
                      "type": "string"
                    },
                    "how_to_check": {
                      "items": {},
                      "type": "array"
                    },
                    "stamps": {
                      "items": {
                        "properties": {
                          "batch": {
                            "type": "string"
                          },
                          "block_time": {
                            "type": "string"
                          },
                          "leaf": {
                            "type": "string"
                          },
                          "leaf_is": {
                            "type": "string"
                          },
                          "proof": {
                            "items": {
                              "properties": {
                                "sibling": {
                                  "type": "string"
                                },
                                "side": {
                                  "type": "string"
                                }
                              },
                              "type": "object"
                            },
                            "type": "array"
                          },
                          "received_at": {
                            "type": "string"
                          },
                          "root": {
                            "type": "string"
                          },
                          "stamp_id": {
                            "type": "string"
                          },
                          "status": {
                            "type": "string"
                          },
                          "tx": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791574235/bazaar-icons/dee04b199148b5de.png",
    "lastUpdated": "2026-10-09T21:46:19.209Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-09T21:46:18.848Z"
    },
    "resource": "https://api.manylives.me/paid/proof/verify",
    "serviceName": "ManyLives Agent Utilities",
    "tags": [
      "agents",
      "webhooks",
      "scheduler",
      "timestamp",
      "utilities"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Proof that a hash was stamped: when we received it, the Merkle path from its leaf to the root, and the Base network transaction that recorded the root, with step-by-step instructions to check it yourself without trusting us."
}

What the leaf hashes

{"body":"fccb6abaeaa4a8d613e7ad13b47052b0816c82b031f06d2b37389f02f2737e98","id":67189,"kind":"listing","method":"baseline/1","observed_us":1793025462376669,"prev":null,"subject":"x402_bazaar:https://api.manylives.me/paid/proof/verify","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.