Evidence row 426864

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check"
    ]
  ],
  "name": "CPSIA lead & phthalates 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": "Children's product lead (100 ppm), paint (90 ppm), phthalates (0.1%) check.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "age_grade": "3_to_12",
              "materials": "painted_wood_plastic"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-25",
              "disclaimer": "Educational reference and automated checklist only; not legal advice.",
              "flags": [
                "paint/coating: test to 90 ppm",
                "plasticized parts: phthalates test"
              ],
              "input": {
                "age_grade": "3_to_12",
                "materials": "painted_wood_plastic"
              },
              "regulations": [
                "CPSIA 101 (lead 100 ppm substrate)",
                "16 CFR 1303 (paint 90 ppm)"
              ],
              "required_elements": [
                "CPSC-accepted lab testing",
                "Children's Product Certificate (CPC)"
              ],
              "risk_level": "high"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "age_grade": {
                      "description": "Age grade",
                      "enum": [
                        "under_3",
                        "3_to_12",
                        "general_use"
                      ],
                      "type": "string"
                    },
                    "materials": {
                      "description": "Materials summary",
                      "type": "string"
                    }
                  },
                  "required": [
                    "age_grade",
                    "materials"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "disclaimer": {
                      "type": "string"
                    },
                    "flags": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "input": {
                      "properties": {
                        "age_grade": {
                          "type": "string"
                        },
                        "materials": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "age_grade",
                        "materials"
                      ],
                      "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": "2026-10-27T02:18:13.434Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T02:18:13.258Z"
    },
    "resource": "https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check",
    "serviceName": "CPSIA lead & phthalates check",
    "tags": [
      "compliance",
      "cpsc",
      "cpsia"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Children's product lead (100 ppm), paint (90 ppm), phthalates (0.1%) check."
}

What the leaf hashes

{"body":"e47d479479a7c5a44b78d2a49802746a812e64fd40886d2dfa0acc289ba49994","id":426864,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086313668631,"prev":409324,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x7b55010829ae726df2136b6c57d67178f7386913dc0f95bbb2fe43d647a414ad
2. 0x43b7a70001d884a59c27893deb96ba52604102562b1f67032dda1d9593a1cf0b
3. 0x8adeffd46c0adfdcd5b8c93a611f0d57a470f149f33d92766c770a5d8ef2fc18
4. 0x1afe86c76cdfe0013c98b88023949bbbaa786f331b5423f087eaa4f7b1348745
5. 0x622538885a8f8fbed5237862d1a2a9f1a421f07b0c40d66aa58a1c3621362beb
6. 0x801f3715f64755f726e3dc5acf663f36908af1d26d948fe27b4511f89297eedc
7. 0x8b155df87dddea3a548f67d8cb4706f6ed02e54bbe86c7afc43a34b04ffccc7f
8. 0x5aa1a12f2595f8807bbfdd7c8909cd9acf00887ce8d121664407aa9c3d00a377
9. 0x357af4e2bb1e45d1ef125a53cc7db2b7668224743f63b90b329525d916a4452e
10. 0x7dd3f687b0ad4363a3dbdbd52e7f46ad9d425ee75eb439e90516eb43f30d8ce9
11. 0x5fc4b0a456927c5c4428f8a799b89307f1fd731fdb306738036ae0bbf1f21fd8
12. 0x98815e62072eb9319b52d9744169ae17850c056887ffbb325e7f2f9ed317a6a0
13. 0xbc7cf10ae301dcdbc5db5be8c29e1b3618ffaf1c196a74cb6a9e6c4fae0bbeed
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4