Evidence row 81189

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-niche-briefs.fly.dev/v1/epa-fifra-pesticide-check"
    ]
  ],
  "name": "EPA FIFRA pesticide/device check",
  "owner_address": "0x847f54ae8ddfd71ed7bc930c1f7a73576fab03a9",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9",
        "scheme": "exact"
      }
    ],
    "description": "Classify pesticidal product: device (EST no.), treated article exemption, or registered pesticide.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "claims": "kills_germs",
              "product_type": "uv_sanitizer_device"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-25",
              "disclaimer": "Educational reference and automated checklist only; not legal advice.",
              "flags": [],
              "input": {
                "claims": "kills_germs",
                "product_type": "uv_sanitizer_device"
              },
              "regulations": [
                "FIFRA 2(h)",
                "40 CFR 152.500"
              ],
              "required_elements": [
                "produced in EPA-registered establishment",
                "EPA Est. No. on label"
              ],
              "risk_level": "medium"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "claims": {
                      "description": "Primary claim",
                      "type": "string"
                    },
                    "product_type": {
                      "description": "Product type",
                      "enum": [
                        "uv_sanitizer_device",
                        "antimicrobial_treated_article",
                        "repellent"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "product_type",
                    "claims"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "disclaimer": {
                      "type": "string"
                    },
                    "flags": {
                      "type": "array"
                    },
                    "input": {
                      "properties": {
                        "claims": {
                          "type": "string"
                        },
                        "product_type": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "product_type",
                        "claims"
                      ],
                      "type": "object"
                    },
                    "regulations": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "required_elements": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "risk_level": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "input",
                    "risk_level",
                    "regulations",
                    "required_elements",
                    "flags",
                    "disclaimer",
                    "as_of"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T11:00:17.618Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T11:00:17.44Z"
    },
    "resource": "https://x402-niche-briefs.fly.dev/v1/epa-fifra-pesticide-check",
    "serviceName": "EPA FIFRA pesticide/device check",
    "tags": [
      "compliance",
      "epa",
      "fifra"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Classify pesticidal product: device (EST no.), treated article exemption, or registered pesticide."
}

What the leaf hashes

{"body":"15058f0ce71103bd23e8c83425689ebf7c26125cb870666a7f7505db26f8036c","id":81189,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025499943380,"prev":null,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/epa-fifra-pesticide-check","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. 0xa10d8993e81d76161ebd67b3f73ef8db17d9717da4de8105e8d7c8ad09ce0106
2. 0xdc0e67b9946723917aa1be4fd99d38639b9e303d62c800970d254a41e9df1a12
3. 0x9e7c3bc6d6470ad4609111f65f3f4735be58478d06b5ee864a77bfb0e5b52e79
4. 0xb3bd9842a107b16e2e54008a996d6abf15e2f47222458335945cb377d2d3357f
5. 0x4649d23e3e2d3ca5455aeac80797667be76fd40b67b11adb75404d779abb5988
6. 0xfb6daf8c6420e642f297f283fdb94b83a02c9c44d82c07254e78d36b53658a33
7. 0xb38d7904ec347653dbd8b075f00330669452d72788b269321030cc18083c28aa
8. 0x71d0961d810774eb7c13f64ca7af3acd6ee4cd530f2e76742a0ec3b4a8545a9f
9. 0x2e341f6252adb787d6fe8df067d94cbcaff1f0c719bb94ffe8b610366b780599
10. 0x848cf5e604d5f0c62cc02d3abe512164430820fceefd529d003cbca06e431809
11. 0x6e2c6fb1ec16c0d8a0fa917725bdfc512e7ed9f39e77d64f0a911d30e68a27de
12. 0x95576cc3dd18642c859f679cefa1cf80bfc6c690b065916c3585b14e8ef4b1b3
13. 0xf8d3e004d9a208d2c5e82ab676956d80f8a3c78387c61dad15a3a8269efee0d8
14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae