Evidence row 307170

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Returns the full structure of one grade (course): its subject, every chapter in curriculum order and every lesson in it, with canonical URLs and free/subscription flags. Use it to see what a grade covers or to pick the lesson id for get_lesson.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "course_id": {
            "description": "Course (grade) id, from list_subjects",
            "type": "integer"
          }
        },
        "required": [
          "course_id"
        ],
        "type": "object"
      },
      "name": "get_course_outline"
    },
    {
      "description": "Returns the public details of one lesson: title, description, keywords, image, canonical page URL, its subject, grade and chapter, the lessons that follow it and, for free lessons, the transcript. Use it after search_lessons to answer questions about a specific lesson.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "lesson_id": {
            "description": "Lesson id, from search_lessons or get_course_outline",
            "type": "integer"
          }
        },
        "required": [
          "lesson_id"
        ],
        "type": "object"
      },
      "name": "get_lesson"
    },
    {
      "description": "Returns what SuperȘcoala is: audience, grades I-XII, content formats, exam preparation, what is public versus what needs a subscription, the SuperAI assistant, certificates and contact details. Use it to describe or recommend the platform.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "section": {
            "description": "Return only this section instead of the whole profile",
            "enum": [
              "description",
              "award",
              "audience",
              "formats",
              "exams",
              "subscription",
              "superai",
              "certificates",
              "contact",
              "links"
            ],
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "get_platform_info"
    },
    {
      "description": "Returns the SuperȘcoala subscription plans available on the web: price, list price, billing period, first-month price, trial days and the benefits each plan includes. Use it when someone asks what access costs or what a plan covers.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "period": {
            "description": "Return only the plans billed with this period",
            "enum": [
              "monthly",
              "annual",
              "lifetime"
            ],
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "list_packages"
    },
    {
      "description": "Returns the full SuperȘcoala catalogue of school subjects with the grades (courses) available for each one, plus their canonical page URLs and ids. Use it first to discover the subject or course id needed by search_lessons and get_course_outline.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "subject_id": {
            "description": "Return only this subject and its grades",
            "type": "integer"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "list_subjects"
    },
    {
      "description": "Returns the teachers who create the SuperȘcoala lessons, each with a short summary and a longer presentation of their background. Use it when someone asks who teaches on the platform or how qualified the authors are.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "name": {
            "description": "Return only teachers whose name contains this text",
            "minLength": 2,
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "list_teachers"
    },
    {
      "description": "Searches the SuperȘcoala catalogue by keyword and returns matching Romanian K-12 lessons with their canonical page URL, subject, grade, chapter and free/subscription flag. Use it whenever a student, parent or teacher asks for a lesson, worksheet or test on a topic.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "course_id": {
            "description": "Limit to one grade (course) id from list_subjects",
            "type": "integer"
          },
          "free_only": {
            "description": "Only lessons available without a subscription",
            "type": "boolean"
          },
          "limit": {
            "default": 10,
            "description": "Max lessons",
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Search term, in Romanian, e.g. \"fractii\"",
            "minLength": 3,
            "type": "string"
          },
          "subject_id": {
            "description": "Limit to one subject id from list_subjects",
            "type": "integer"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_lessons"
    }
  ]
}

What the leaf hashes

{"body":"a9c02136ff0ded4aeec15e39e2d51b748fddfb9e6f1ded8b41edcbbc39710d8a","id":307170,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793057495210821,"prev":null,"subject":"e23d641e-6482-4097-ba83-2c2e2a65d851","subject_kind":"endpoint"}

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. 0x9698a175dd494085f802119c3dbf7c5d25d0a893e96d634ade9563b3890327ef
2. 0x688e666d70d388c8aac7fa0495e5999544548e81b9a3fd0265fc7f593efb8fdd
3. 0x0086b79fedffba1770baa659394bb7167568fa0bb859f9e92893dfee7093bd79
4. 0x7c00b05bea4f4b54bf0ecceb013298f0e0f537e05fcdff5df1133eeb2e26a049
5. 0x82caaff2d606ad8600dc8e5834f1ea290173b8f3e2d6587c193eeea84d106e8d
6. 0x67bc2036b4e280dc450238f9c6aed8b90aa80cda21ae89e853c662470fd910b3
7. 0x815bf641a21b18a3d6e86640c294cd336cd7a77fd57d2ef9641949a299c0540f
8. 0x1acce44d70729ea55e5b034e6488383cd9afcbd19a1cc44b9077603942a2c5e4
9. 0xf5a8596e0b06bf0d281f6f14eeb529fb7f54a41889b91d6af6b6c872b900323a
10. 0x967f49fc57d75b1bcc96107679bd305f464f936f0049de5f6f3a15dabb50eb78
11. 0xc280b3b9968aa6c4c1d58f1d93bf282873099bba7b119c4ce413c82e165f3330
12. 0xd43b73151a0c2d9a61f2ae73ed148938b0e6b05c81197f7eebbf95dba38a7004
13. 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae