Evidence row 2497768

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "[AIFinder - 한국어 되는 AI 찾기] Compare the top AI services in one secondary category on Korean UI, KRW pricing, starting price and trial conditions. Up to 10 services.\n2차 분류 하나의 상위 서비스를 한국어·원화·시작가·체험 조건으로 비교합니다.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "category": {
            "description": "Secondary category slug (see list_categories)",
            "type": "string"
          },
          "limit": {
            "default": 10,
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "sort": {
            "default": "korean",
            "description": "korean = Korean suitability first",
            "enum": [
              "korean",
              "popular",
              "pricing"
            ],
            "type": "string"
          }
        },
        "required": [
          "category"
        ],
        "type": "object"
      },
      "name": "compare_category"
    },
    {
      "description": "[AIFinder - 한국어 되는 AI 찾기] Find alternatives to an AI service within the same category, ranked by a public rule-based score (not ads or user ratings). Up to 5 results.\n같은 분야의 대안 서비스를 찾습니다(규칙 기반, 광고·평점 미반영).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "key": {
            "description": "Service key from search results",
            "maxLength": 200,
            "type": "string"
          },
          "korean_ui_only": {
            "default": false,
            "description": "Only alternatives whose Korean UI was verified",
            "type": "boolean"
          },
          "limit": {
            "default": 5,
            "maximum": 5,
            "minimum": 1,
            "type": "integer"
          }
        },
        "required": [
          "key"
        ],
        "type": "object"
      },
      "name": "find_alternatives"
    },
    {
      "description": "[AIFinder - 한국어 되는 AI 찾기] Get details of one AI service: Korean description, verified Korean support and trial conditions with plain-language evidence, pricing, platforms, login methods and links. Pass the `key` from search results or the service's official URL.\n서비스 하나의 상세 정보(국문 설명, 한국어·체험 실측 근거, 가격, 링크)를 돌려줍니다.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "key": {
            "description": "Service key from search results, e.g. 'notion.so'",
            "maxLength": 200,
            "type": "string"
          },
          "url": {
            "description": "Official site URL, used when the key is unknown",
            "maxLength": 300,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_ai_service"
    },
    {
      "description": "[AIFinder - 한국어 되는 AI 찾기] List AIFinder categories (slug, Korean name, number of listed services). Use the slugs for the `category` argument of other tools.\n분류 slug·한국어 이름·서비스 수 목록입니다. 다른 도구의 category 값으로 씁니다.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "parent": {
            "description": "Primary category slug to list only its subcategories",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_categories"
    },
    {
      "description": "[AIFinder - 한국어 되는 AI 찾기] Search AI services listed on AIFinder, a Korean AI-tool directory whose Korean-language support, KRW pricing, Korean business registration and free-trial conditions are verified on each official site. Accepts natural-language Korean or English queries and filters. Returns up to 10 services per call with measurement dates and AIFinder links.\nAIFinder 에 수록된 AI 서비스를 검색합니다. 한국어 화면·원화·국내 사업자·체험 조건 실측값으로 거를 수 있습니다.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "category": {
            "description": "Primary or secondary category slug (see list_categories). Korean category names are also accepted.",
            "type": "string"
          },
          "korean": {
            "description": "ui = Korean UI verified, krw = KRW prices, kr = Korean business, native = made in Korea",
            "enum": [
              "ui",
              "krw",
              "kr",
              "native"
            ],
            "type": "string"
          },
          "limit": {
            "default": 5,
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "page": {
            "default": 1,
            "maximum": 3,
            "minimum": 1,
            "type": "integer"
          },
          "platform": {
            "enum": [
              "web",
              "ios",
              "android",
              "desktop",
              "api",
              "extension",
              "cli",
              "mcp"
            ],
            "type": "string"
          },
          "pricing": {
            "enum": [
              "free",
              "freemium",
              "paid",
              "open_source",
              "contact"
            ],
            "type": "string"
          },
          "query": {
            "description": "Keywords or a sentence, e.g. '회의록 요약', 'meeting notes'. Omit to browse by filters only.",
            "maxLength": 200,
            "type": "string"
          },
          "sort": {
            "default": "popular",
            "description": "popular = most visited on AIFinder, attention = web popularity within category, recent = newly listed",
            "enum": [
              "popular",
              "attention",
              "recent"
            ],
            "type": "string"
          },
          "try": {
            "description": "instant = usable without sign-up, free = free to start, nocard = no card required, demo = demo available",
            "enum": [
              "instant",
              "free",
              "nocard",
              "demo"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_ai_services"
    }
  ]
}

What the leaf hashes

{"body":"b46649fba2805c75abf1cc2f6c31677a2b2a8c36ed2cc415ce10ed946c72e129","id":2497768,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793669252283155,"prev":568479,"subject":"505e31ae-8ff8-4fa6-bea9-fa85fbfcf53b","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x3873516c8dd0c1929a4f6b9eee56a833ba7041a75717bfe419dca46fd928d846
2. 0x454466f6b1966b42a9e2585f7b74e53568c7c737568f62303d2b19ca4b94d8d0
3. 0x8ee876ac4fcee044cf4d977bc83f319db376a8d0a4e5e1469a7c6c8aca6aa03f
4. 0x7a88bf84da73be0d0bc841e7bac7816de7db18dff038cb181f89b819ee2d943b
5. 0x05a33c730230eb4ce36e9e48a197b9076a8280bee8df7713692b6915e7f1afa5
6. 0x6c40122408c59f0803f48777032c451a02ccd53cf0fd2e979e01b9d19dace375
7. 0x0351b44be0123ececb4e956ed0f823b9bff8fc2fbd41b6dde162f1a3c8b71673
8. 0x86005c727030e2bb88c3733f45eab9b68fe7fbc58cd5775700ad5776c47e3ba8
9. 0x5a734847fc1dd27c29aa34c539a3926d6270b5254097345de5a027474e244d18
10. 0x1380369377d3231a568de1824f4ff5cf6e37189b8b140b696ae581dea87d2556
11. 0xd6527891a123a798c15b1d32f4f1284a6fcea1db136323708396ce1acec407e3
12. 0x3d491d5b32eb1e1c299a7c7dd81dcccdf16b08dcae13a6f0868ac0f3d565ee97
13. 0x4435d30c5484a03bc119547d2071d78d19849c42083678f1d6af8d6dd8f74a98
14. 0x58aed1257fcd4ee1c84710e1858bdde1ba134c86ed73f1f35a7aeaeacd9398e4
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7