Evidence row 409325

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-niche-briefs.fly.dev/v1/conflict-minerals-cmrt-3tg-check"
    ]
  ],
  "name": "Conflict minerals CMRT 3TG 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": "Dodd-Frank 1502 / EU 2017/821 CMRT readiness check.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "cmrt_version": "6.4",
              "metals_present": "tin_gold"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-25",
              "disclaimer": "Educational reference and automated checklist only; not legal advice.",
              "flags": [],
              "input": {
                "cmrt_version": "6.4",
                "metals_present": "tin_gold"
              },
              "regulations": [
                "Dodd-Frank 1502 / SEC Form SD",
                "EU Reg. 2017/821"
              ],
              "required_elements": [
                "RCOI",
                "smelter list vs RMI RMAP"
              ],
              "risk_level": "low"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "cmrt_version": {
                      "description": "CMRT version used",
                      "type": "string"
                    },
                    "metals_present": {
                      "description": "3TG present (e.g. tin_gold)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "metals_present",
                    "cmrt_version"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "disclaimer": {
                      "type": "string"
                    },
                    "flags": {
                      "type": "array"
                    },
                    "input": {
                      "properties": {
                        "cmrt_version": {
                          "type": "string"
                        },
                        "metals_present": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "metals_present",
                        "cmrt_version"
                      ],
                      "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": "2026-10-27T02:18:12.31Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T11:01:23.407Z"
    },
    "resource": "https://x402-niche-briefs.fly.dev/v1/conflict-minerals-cmrt-3tg-check",
    "serviceName": "Conflict minerals CMRT 3TG check",
    "tags": [
      "compliance",
      "3tg",
      "supply-chain"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Dodd-Frank 1502 / EU 2017/821 CMRT readiness check."
}

What the leaf hashes

{"body":"c372bbd0e6e117425643ed1807b98791fc795db37a5f5343d7db7c8f2e6f0221","id":409325,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080369496738,"prev":81162,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/conflict-minerals-cmrt-3tg-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. 0xc5219ac9d32c982668ab81ffec72c86cd8bc83d13d4d0d52b88857fb54090f96
2. 0x97614c41c6203a8db02e40880f0e6754e55165a8554eb0705b6e8ae3144e0935
3. 0xfa5fe7031c923ee01d5342dbf1b88766cfbdba05bf2c79f8c231773b01eed576
4. 0xbd5f6d24c368af4c9d701b4b905b5ad2035c0f6cc842f03d8355a5e1524b23be
5. 0x8b0997bb3c7839afc198b4930cd86eca21b8977830bca23c90c7e25f2ddd74c0
6. 0xa994fc7d6ce81c18a9a2f01f1f36e8d9ff58768f4bc0c282fcf032fc1f0ccc82
7. 0xfd3110e3392edcbea6d9aac38a5c2e286b578f2bea0d3e4f60ad46c9b6be12d3
8. 0xb8846ca42be0f2f2e3266e35bdc4dbb1b3c6d8406372cc22555168065460fe1e
9. 0x4fac025d2b63a8c2420b92d9888c01e1f66e9470e0e24df4fc7854add0b06477
10. 0xa86a044552bf4b7203194e42b15773bbe1e42e6ac0ee79aa572564bcb910c6cb
11. 0xaee0b65107319ac7d478b02b678408530570d0ec7f9fc1210cadd287c876dc5a
12. 0xee8734682e9314905d7abd2575a48cec1c4d752265d2b88ce346211a72684543
13. 0x72d49c3472216d5e76117068ea9a2a5f617bdb2ffda241f677ce8098a0219dfc
14. 0x077edf0f29e2a3aa19c876439830696b88f0236fd0b2a3c43c76f38cdd29bb2b
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4