Evidence row 527844

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/x402/preflight"
    ]
  ],
  "name": "Forest Agent Tools",
  "owner_address": "0xf9c2a7255e7c51d7bf38331dcfc23ba881cf61ba",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xf9c2a7255E7C51D7BF38331DcFC23Ba881cF61Ba",
        "scheme": "exact"
      }
    ],
    "description": "Read-only probe of x402 PaymentRequired requirements; does not pay. Base mainnet USDC",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://api.example.com/paid"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "capability": "x402.preflight",
              "data": {
                "accepted_options": [],
                "paid": false,
                "payment_required": true,
                "reachable": true,
                "resource": null,
                "status": 402,
                "url": "https://api.example.com/paid",
                "x402_version": "2"
              },
              "meta": {
                "cache": "miss",
                "checked_at": "2026-01-01T00:00:00.000Z",
                "duration_ms": 1,
                "provider": "http-x402-probe"
              },
              "ok": true,
              "version": "1"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "url": {
                      "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "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": {
                  "additionalProperties": false,
                  "properties": {
                    "capability": {
                      "const": "x402.preflight",
                      "description": "Public capability value used to scope this lookup."
                    },
                    "data": {
                      "additionalProperties": false,
                      "description": "Public data value used to scope this lookup.",
                      "properties": {
                        "accepted_options": {
                          "description": "Public accepted options value used to scope this lookup.",
                          "type": [
                            "array",
                            "object"
                          ]
                        },
                        "paid": {
                          "const": false,
                          "description": "Public paid value used to scope this lookup."
                        },
                        "payment_required": {
                          "description": "Public payment required value used to scope this lookup.",
                          "type": "boolean"
                        },
                        "reachable": {
                          "description": "Public reachable value used to scope this lookup.",
                          "type": "boolean"
                        },
                        "resource": {
                          "description": "Public resource value used to scope this lookup.",
                          "type": [
                            "object",
                            "string",
                            "null"
                          ]
                        },
                        "status": {
                          "description": "Public status value used to scope this lookup.",
                          "type": "integer"
                        },
                        "url": {
                          "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
                          "type": "string"
                        },
                        "x402_version": {
                          "description": "Public x402 version value used to scope this lookup.",
                          "type": [
                            "string",
                            "null"
                          ]
                        }
                      },
                      "required": [
                        "url",
                        "reachable",
                        "status",
                        "payment_required",
                        "x402_version",
                        "resource",
                        "accepted_options",
                        "paid"
                      ],
                      "type": "object"
                    },
                    "meta": {
                      "additionalProperties": false,
                      "description": "Public meta value used to scope this lookup.",
                      "properties": {
                        "cache": {
                          "description": "Public cache value used to scope this lookup.",
                          "enum": [
                            "hit",
                            "miss",
                            "bypass"
                          ]
                        },
                        "checked_at": {
                          "description": "Public checked at value used to scope this lookup.",
                          "type": "string"
                        },
                        "duration_ms": {
                          "description": "Public duration ms value used to scope this lookup.",
                          "minimum": 0,
                          "type": "integer"
                        },
                        "provider": {
                          "description": "Public provider value used to scope this lookup.",
                          "type": [
                            "string",
                            "null"
                          ]
                        }
                      },
                      "required": [
                        "provider",
                        "checked_at",
                        "cache",
                        "duration_ms"
                      ],
                      "type": "object"
                    },
                    "ok": {
                      "const": true,
                      "description": "Public ok value used to scope this lookup."
                    },
                    "version": {
                      "const": "1",
                      "description": "Package version whose public metadata should be checked."
                    }
                  },
                  "required": [
                    "ok",
                    "capability",
                    "version",
                    "data",
                    "meta"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-09-29T10:45:29.283Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-09-29T10:45:29.09Z"
    },
    "resource": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/x402/preflight",
    "serviceName": "Forest Agent Tools",
    "tags": [
      "x402",
      "payment"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Read-only probe of x402 PaymentRequired requirements; does not pay. Base mainnet USDC"
}

What the leaf hashes

{"body":"e413c3f0a79c7ce3b35af8e0d0460dbaf60f7df6153e1ded1e295757371cc2b2","id":527844,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124864906192,"prev":76480,"subject":"x402_bazaar:https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/x402/preflight","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. 0xd371d05d4cc65732702e922de8c40a599675dfc1dd5f3c2879183d4e40d4ccb9
2. 0x0b877a959b11bef4739bb9bdcc0cbbcd7877ae0cfd75f94cf117d856a5f701cc
3. 0x88572d01e4f173788f883722174b5ac8199edc8637bee5b96017b1708b7b2b50
4. 0x68b2056268aff6154a6ef3e0921fd4e2ca63e3bf13392cf18db1773c10bd6216
5. 0x705ffd4228ba4beefe1d0f00fbc09da33e5d4230caf49877606901bdd570466c
6. 0x9d39b77264519ab8e7280dbe30172d7105a118d9995a65d64a999d43a0ddcdb2
7. 0x6f587162e31ac86d7b6c76b2313950ca87ba3ac113bbf9c6a8730b3956027823
8. 0xea9d005c0a0813d9a68fd44bc4c13b4d728eb9cbc44145e67e02d68eb2a36af6
9. 0x5d324f64a6b39edeb4255d303b66fdfba1c6e456186c5c388a96cb5602877c44
10. 0x40ea8ccc68fb77b852fbe8897febf428da44417e74f64bf33c21c6a86d5b62c4
11. 0xfffb2250987be2ab1e65ada5e7362185183c6bbed9d78650d53d2ffb2c007dd0
12. 0xba42125112c82614fda070baa3201b37bda47b7485d074641cdd174984f8ddaf
13. 0x3b3e4fecead12aaf883ab4f21b6e21efddd0a8d055ced058cb62bcdca8a6c9d6
14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4