Evidence row 3153583

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Get one Picardo panel: every test it includes, marking any for men only or women only, why the tests were chosen, preparation such as fasting, and the subtotal.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "panel_id": {
            "description": "A panel ID from list_lab_panels.",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "panel_id"
        ],
        "type": "object"
      },
      "name": "get_lab_panel"
    },
    {
      "description": "List Picardo’s blood test panels. Each has an ID for get_lab_panel and prepare_order_link, a summary, who it is for, how many tests everyone gets and their subtotal.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {},
        "type": "object"
      },
      "name": "list_lab_panels"
    },
    {
      "description": "Create a link to review a lab order on picardo.health for the chosen panels and tests. Nothing is ordered or saved here: the user reviews the order, enters their details and pays on the site. Returns the link, what it contains and anything that could not be included. Orders are for adults 18 and over and are not available to people who live in New York, New Jersey, Rhode Island, Pennsylvania, Maryland, Massachusetts, Hawaii, Maine. picardo.health checks the date of birth and address at checkout and refuses an order from anyone else.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "panel_ids": {
            "default": [],
            "description": "Panel IDs from list_lab_panels.",
            "items": {
              "maxLength": 100,
              "type": "string"
            },
            "maxItems": 5,
            "type": "array"
          },
          "test_codes": {
            "default": [],
            "description": "Six-digit Labcorp codes from search_lab_tests.",
            "items": {
              "maxLength": 20,
              "type": "string"
            },
            "maxItems": 20,
            "type": "array"
          }
        },
        "type": "object"
      },
      "name": "prepare_order_link"
    },
    {
      "description": "Search Picardo’s orderable Labcorp tests by test name, six-digit Labcorp code or topic word, for example \"ferritin\", \"vitamin D\" or \"thyroid\". Returns each test’s code for prepare_order_link, a short description, price, preparation and the panels that already order it for everyone.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "limit": {
            "default": 5,
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "maxLength": 100,
            "minLength": 2,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_lab_tests"
    }
  ]
}

What the leaf hashes

{"body":"6453e2372418c1a3ed152dadd13214d5e96096b89fad10d6063ac2f0b4464de8","id":3153583,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793836240486123,"prev":null,"subject":"20ce2259-6884-4581-961b-60076f64ec5c","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xc850fa06f90ddf747f03937428997c541cee912f0ec061dfb5ef1e15f5494601
2. 0x9489ac53d278e818e6e0d5e605d34b3a9a6025f03ec56dfb5089576c6ec91e67
3. 0x33043185ff81953f2ec7dc86b3be8c01f623a7e2dd413688e43975cd06395f45
4. 0x0bf49178388304e2f0436421c2b86d0649427047a4a9a0d42b0ef15f0341c4ff
5. 0xa2d440d12e53e733fa4836e5cf65b50c49c3e755e184349021c013ad93a70139
6. 0x47eebfebbc3d3fc1505a943312ee679653af40662e06d59c5aabdcebfc08ca14
7. 0xef0e553cc456d37435e2cfd041aa83890ca36c5b84b869e741a47d0bdf101d67
8. 0xa970ffe18397ef372d249b2688881608a0fc84dd4a91e06b82dda87a73c7045b
9. 0x1c9d4fea6779ffe1ce530b154b3192bbd538f5f56ce9210dfeaeff5fe7b3ebb7
10. 0x02b2a40c56054ade7165c0e62c5eeba01b6a558c94e164c9925214ffec0c433b
11. 0x3c56edc432850043b52acfe968399f6853c97a45256aba26d8a99e0c249090e2
12. 0x6aaa2a689c83ead51ff3e19f515aea8059782b585ddf1f95d3887b3a6ea2f5de
13. 0x47b695342d1ff603ef448d2b6064dad9c6bc657dc08e80d74a4638d529397425
14. 0x90012fcf29099b73d24dc68936adf2b2365bf0be4f4ecef52e4c03a41113ab4a
15. 0x90983442ab42e700d20428d242c4145406c7d45f3761d2e64f4fe48376715c6a
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345