Evidence row 222845

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Get one section of Izzet's CV: experience (roles and highlights), education, service, certifications, or skills.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "section": {
            "enum": [
              "experience",
              "education",
              "service",
              "certifications",
              "skills"
            ],
            "type": "string"
          }
        },
        "required": [
          "section"
        ],
        "type": "object"
      },
      "name": "get_cv_section"
    },
    {
      "description": "Get the text of one section of a public paper, by paper id and section title (from list_paper_sections or search_paper_text). Long sections come in parts: pass part to get the next one.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "id": {
            "description": "Publication id, e.g. 'agentstage'",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          },
          "part": {
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "section": {
            "description": "Section title, e.g. 'System Design'",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "id",
          "section"
        ],
        "type": "object"
      },
      "name": "get_paper_section"
    },
    {
      "description": "Start here. A short overview of Izzet: who he is, what he works on, what he is looking for, how to contact him, and links to his public profiles. For research use search_publications; for career detail use get_cv_section.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_profile"
    },
    {
      "description": "Get the catalog entry for one publication by its id: authors, venue, date, summary, headline results, abstract, and links. Not the paper's full text: use list_paper_sections and get_paper_section to read the paper.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "id": {
            "description": "Publication id, e.g. 'agentstage'",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_publication"
    },
    {
      "description": "List the sections of one public paper by its id, with how many parts each has. Use it to find a section title for get_paper_section.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "id": {
            "description": "Publication id, e.g. 'agentstage'",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "list_paper_sections"
    },
    {
      "description": "Search the full text of Izzet's public papers and posters for passages about a method, result, dataset, or term. Returns the best passages with their paper id and section; follow up with get_paper_section to read more. Covers only papers with a public PDF or preprint: use search_publications for the catalog of all work.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "query": {
            "description": "Specific terms, e.g. 'how AgentStage infers file paths'",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_paper_text"
    },
    {
      "description": "Search the catalog of Izzet's publications by topic, system, or venue. Returns each match's title, venue, date, summary and page link. Catalog entries only, not the text of the papers: use search_paper_text to search what the papers say. Work under review appears only as a one-line summary.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "query": {
            "description": "Topic keywords, e.g. 'GPU storage tracing'",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_publications"
    }
  ]
}

What the leaf hashes

{"body":"68e46624106c1948286f0a0484c1e2ca49be6e088e61a01e338832233eb71ad1","id":222845,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793028308761097,"prev":null,"subject":"3206d5c8-167e-4cee-bd75-d9a428be2a00","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. 0xfbbbe7ec9c8acbe56f8bd6a9020b4e88f6212854ba82785b95a36f9910dfc9c2
2. 0xfb8ff4c5a69f17ce6d0a27e5c15ded2191613048a20c91c4110acda6f42c35cb
3. 0x82c85ea3a3fccaedb3da4115d5b61726ae1b4a3cd608a72df8a97e8cdfe4668b
4. 0xf7deb3a29436bc282016fad429e0a63896dde691250bf37c8977e25ff5193f94
5. 0x34b3a8b6a289e5c61c65a00be3e6945866e35a729c8a880e9023d846c68f173e
6. 0x563d71a4556889f8e48b63cdbe2a687068b00dedeab8b22069f190e39dee5614
7. 0xbed8cc1143064809aa0faa0c9877d5e8526b45c4af32cd9aeca354bf41ca9d06
8. 0x423bcac56120171833c766441c0c085ac2118c70ba923612a599333d34bb57d1
9. 0x8183990dab02ad23a9f5e7a2bc44f5c200aeecae546c5cce43a2c3de87f149e6
10. 0x5a686e4901521125a8b452665ac2984aa9cdf4a4bb0c87e06113a6fe84429ad2
11. 0xcf10f42f956ec0f58e8d60fb00e23c6415064b00d70e8566efe0f1b98e7e1d0a
12. 0xf8173f36b7a27e1bb0f6961a49501bba1d99349c5e11449d0d557fbaa910be0a
13. 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae