Evidence row 74844

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://emailauth.openverbs.com/v1/dmarc-parse"
    ]
  ],
  "name": "Parse a DMARC record",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Parse a DMARC TXT record (\"v=DMARC1; p=…\") into its policy, alignment, sampling and reporting tags. Missing or invalid policy/alignment/pct values are clean 400s.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "record": "v=DMARC1; p=reject; rua=mailto:dmarc@example.com; pct=100"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "record": {
                      "description": "DMARC TXT record, e.g. \"v=DMARC1; p=reject; rua=mailto:dmarc@example.com; pct=100\".",
                      "type": "string"
                    }
                  },
                  "required": [
                    "record"
                  ],
                  "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"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-06T16:58:58.365Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-06T16:58:58.098Z"
    },
    "resource": "https://emailauth.openverbs.com/v1/dmarc-parse",
    "serviceName": "Parse a DMARC record",
    "tags": [
      "parse dmarc record",
      "dmarc record parser",
      "validate dmarc policy",
      "dmarc dns lookup",
      "email dmarc tags"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Parse a DMARC TXT record (\"v=DMARC1; p=…\") into its policy, alignment, sampling and reporting tags. Missing or invalid policy/alignment/pct values are clean 400s."
}

What the leaf hashes

{"body":"72fa822352c2c0a8ba902c4d68e7edd340d0da83a71a7c3c999af44f38bc5806","id":74844,"kind":"listing","method":"baseline/1","observed_us":1793025489489696,"prev":null,"subject":"x402_bazaar:https://emailauth.openverbs.com/v1/dmarc-parse","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. 0xf32e77e4a657ac8db10970a8da8b477ed097de07cb95fe1ddcb19dfccee28493
2. 0x5bdd01e5f62e51a63a09ffccb99d16cdb9992935da7225b88fa24bc1d2567193
3. 0xb8a77c6901051a1c534f6db2863ae93706f5c0b2e64fd0ba4456f3fea6e25229
4. 0x536def53e669d8173988896f8758d9a0d3868bb84c2f87caf7238c3ff2315566
5. 0x976b7117183912b13314d4f3ad7be0161dc204343708e35064eef4628f6f9630
6. 0x92d5ab089fde88de54e0342ee0f76ce424935c552a49b238680461de36854741
7. 0x8896e1dbd02272c04c43f16d2f97b362cf90d5ae69be2e6ec211ec34121a23a9
8. 0x672e71403c81340a2322e1ec71f4dce258ee0ccd2d1c664693fb06a2b30a44ce
9. 0x6912e96b8422b84b0b062aebeeec0e7b6fa52e771da7ae57cc3344ffbd6f270f
10. 0x99d8731791d25cbf46b06609ddccbc89c11d0e501cf96838a0656d4362666008
11. 0xc50899a255d8f2b1b1fc55129b98f94521e73c5252d7c947abcfcdde2955260c
12. 0x3e439c99553dde4ddc1a9189bc043fa92a4b6b41e39e7e6b21c10148f9558a78
13. 0xa26f0437cba4d7d64f1cf98bf4f490e1ebb6f66a5e2331537b7ba8b3061084e0
14. 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae