Evidence row 81165

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-niche-briefs.fly.dev/v1/hazmat-sds-16section-validator"
    ]
  ],
  "name": "SDS 16-section validator",
  "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": "GHS SDS section order and signal-word consistency check.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "ghs_revision": "osha_hazcom_2024_rev7",
              "signal_word": "Warning"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-25",
              "disclaimer": "Educational reference and automated checklist only; not legal advice.",
              "flags": [],
              "input": {
                "ghs_revision": "osha_hazcom_2024_rev7",
                "signal_word": "Warning"
              },
              "regulations": [
                "29 CFR 1910.1200 (HazCom 2024, GHS Rev.7)"
              ],
              "required_elements": [
                "1 Identification",
                "2 Hazard(s)"
              ],
              "risk_level": "low"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "ghs_revision": {
                      "description": "Framework",
                      "enum": [
                        "osha_hazcom_2024_rev7",
                        "eu_clp",
                        "whmis_2015"
                      ],
                      "type": "string"
                    },
                    "signal_word": {
                      "description": "Signal word",
                      "enum": [
                        "Warning",
                        "Danger",
                        "None"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "ghs_revision",
                    "signal_word"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "disclaimer": {
                      "type": "string"
                    },
                    "flags": {
                      "type": "array"
                    },
                    "input": {
                      "properties": {
                        "ghs_revision": {
                          "type": "string"
                        },
                        "signal_word": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "ghs_revision",
                        "signal_word"
                      ],
                      "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": "2026-10-26T11:01:16.821Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T11:01:16.654Z"
    },
    "resource": "https://x402-niche-briefs.fly.dev/v1/hazmat-sds-16section-validator",
    "serviceName": "SDS 16-section validator",
    "tags": [
      "compliance",
      "sds",
      "ghs"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "GHS SDS section order and signal-word consistency check."
}

What the leaf hashes

{"body":"b3ed7d727b5eeac245408dbd60cc10f606b769c7be3de2326fb7d539c20a4984","id":81165,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025499916978,"prev":null,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/hazmat-sds-16section-validator","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. 0x1b7246993f5517edc8935df3320b1cde0d19c1c3217f5e9d1457d8bcefefc3f6
2. 0x549a48e28136a4775e98017299b6f876885202108311817ee9a154f017ad558d
3. 0x03f447db136537a2dca22dfbbbc3ddb26e9c25701ab130753e76410fe5daa88c
4. 0xe1a5b4d6d335258f37c40e20a87fd9ff95b16b15965927ccc3ac5f9db6f9ccea
5. 0x9fd99b43b2abc3fbd1dbcaa3d77b94a622e502b48c9d364bd495f7c2dc7fb23b
6. 0x1997ddb2d78d9a4d150527a527315dcd5b226b8cfe48720afe87c082eae50811
7. 0xd85ce48d978a2a832de273bca701e759f7ed7811a80c67217a43218f1fa47d0e
8. 0x54ea5b264914041d141e7ea7240f244ab5bf85f419447192e6cfbdfabc1aeb9e
9. 0x446db60ab162f3a366dec6ef2c3546bed38d915c11a8c5c26bb495d5ec3c252a
10. 0xc9368fba7f6c13346c8b2c9c7a63691d3d68f63c71d1ec0d7a4decd43fb3e8c4
11. 0x3f914e3a1f6c506299e42b0c551da50ec7ac2c0f0e69260eab2262111b4eb14b
12. 0x7ab2e7902b312a74cfdbc32b2906ced29b1fb9dc4280b5378e8eb181ad88686e
13. 0xe00c7829e46541e49a308807d357db902e06eff941a833217a8f0dbccd3964f1
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae