Evidence row 123620

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://useragent.openverbs.com/v1/is-bot"
    ]
  ],
  "name": "Detect a bot",
  "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": "Detect whether a User-Agent belongs to a known bot, crawler, AI agent or HTTP tool, and if so return its name and category (search, social, seo, ai, monitoring, tool, …).",
    "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": "2026-10-05T15:33:27.747Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-05T15:33:27.416Z"
    },
    "resource": "https://useragent.openverbs.com/v1/is-bot",
    "serviceName": "Detect a bot",
    "tags": [
      "detect bot user agent",
      "crawler user agent lookup",
      "bot detection api",
      "ai crawler detection",
      "identify http tool"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Detect whether a User-Agent belongs to a known bot, crawler, AI agent or HTTP tool, and if so return its name and category (search, social, seo, ai, monitoring, tool, …)."
}

What the leaf hashes

{"body":"20f6b223115e14902d4460428a9a94bcb66357da03b5a18560eb5efe29ea5097","id":123620,"kind":"listing","method":"baseline/1","observed_us":1793025623389850,"prev":null,"subject":"x402_bazaar:https://useragent.openverbs.com/v1/is-bot","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. 0x609bdfc779598f6b46a67cc1037e706c495f4e1b64e8b71336386e013d8d10fd
2. 0xbbe020a11fd83de9e32fad3aae11d0b58d64f5c2f60b52f66be10ff78b9c696e
3. 0x5f15d945e5535a2a66eb458a3d9ecd03552d4697597702036f59013476c4417d
4. 0xfd41b8b2d4a863c24a101cf8243540139039a2ba83d063d6ba3d0f13e2bbaf0f
5. 0x99c615f167fa655001f01b3809c2c31d26855fffea59e00fa46da7fb6848d063
6. 0xd21ebf6642f417fdb3fc48d3a2532e082c77e25b0ef85fb65032810d76827776
7. 0xf0b8458dab04dcf540db697bd7f22c42a6bf235c424c9d885050f5a6152cc8f1
8. 0xdb28d81d1f7d11f7378edaf0a7bcd8077d54dcf7776ab7c5b1240b6cdba202a1
9. 0x877147421df021d07d04391a5abd503eb912654cb2f6fce28944646f87101ccf
10. 0x490868b60140fda9b3c25d79c99d6f0d78d632ecde384aa788c6d47760ca6caa
11. 0x52877ea072e10a1d3a921f7b54362005ad7a9baf5c99f31ec73a534bfea8930d
12. 0xf4e3bedc99674db9d8ab4bc7655992ec76f822b327e6c89599b0baa3756fbd19
13. 0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae