Evidence row 123621

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://useragent.openverbs.com/v1/parse"
    ]
  ],
  "name": "Parse a User-Agent",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Break a User-Agent string into browser, engine, operating system (each with a version) and device type. Unidentifiable components are reported as null.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "ua": "example"
            },
            "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": {
                    "ua": {
                      "description": "The User-Agent header string.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "ua"
                  ],
                  "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": "2026-10-05T20:02:05.754Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-05T20:02:05.476Z"
    },
    "resource": "https://useragent.openverbs.com/v1/parse",
    "serviceName": "Parse a User-Agent",
    "tags": [
      "parse user agent",
      "user agent parser",
      "browser ua lookup",
      "device user agent info",
      "parse browser string"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Break a User-Agent string into browser, engine, operating system (each with a version) and device type. Unidentifiable components are reported as null."
}

What the leaf hashes

{"body":"289b3dd043807b49c53863c8a3b1764f27dc56166e4058f43fa9581312643621","id":123621,"kind":"listing","method":"baseline/1","observed_us":1793025623390779,"prev":null,"subject":"x402_bazaar:https://useragent.openverbs.com/v1/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. 0x19ce4db3dac4325dac17bf20667a7a8df1f00dd6ec700c364b588543679b7b65
2. 0xa891b5b4f45a1e9580b5e8dd1d044e3a38b477af7070b4cbadb14d9d98b8dec7
3. 0x7e7903e0866f4f45aeaed4e6713e05ef2fb7ffa567eeff6ceb3087ecad746188
4. 0xc206090c546120324fd9c6af6d30a3cc6202fa8ec116c7a4e8796dd30dfddd9d
5. 0x0d198fcd6f352a0d6d8943883b72d7deaefb7026e40a3170a56596f483a509d0
6. 0x7f91eace716f3c05db22a7c0bafd3fd50d04460cd6d1be8d32651cf4f3b3d07c
7. 0x4f5e5e13549a7552b7aa6d9067f0b778f01219307180cfa7ed5bd7e3d9471cb6
8. 0x5576107c06b4711d3f8e4529b7efe0b0d40e8c7971d835d9c25e5c988902ee03
9. 0x010ded97cb4e626d148e532ee5af07654cf54f556620112d5ccd48aae313875b
10. 0xd478fd085c7ea3fd088b49bdb4f1e37d8b042be5618e84d2e7ada3f1c6bf13f7
11. 0x0ebd017eb4cb5f6f3c01ae6562748898aa3fb42b150504be21c4050acea38366
12. 0x6a8a72430804a14ec575375f3d0ca4364f58310afb2c2e8c92b72f8b75809db9
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