Evidence row 292886

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Use this when the user supplies packing items and wants a checkable packing checklist, quantity totals, duplicate merging, and A4 or Letter PDF and CSV downloads. Same-name duplicates in the same category merge case-insensitively; quantities sum. Mixed packed duplicate states reset that line to unchecked. A packed line means all its units. Does not recommend items, give travel or health advice, track luggage weight, or sync progress. PDF simplifies accents and replaces unsupported characters. Up to 40 input lines within a 2,800-byte payload.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "items": {
            "description": "Only explicit supplied packing items, e.g. [{name:\"socks\",category:\"Clothing\",quantity:3}].",
            "items": {
              "properties": {
                "category": {
                  "description": "Optional user-supplied category, e.g. Clothing; defaults to General.",
                  "maxLength": 40,
                  "type": "string"
                },
                "name": {
                  "description": "User-supplied item name, e.g. socks.",
                  "maxLength": 100,
                  "type": "string"
                },
                "packed": {
                  "description": "True only if all units in this line are packed, e.g. false (default).",
                  "type": "boolean"
                },
                "quantity": {
                  "description": "Number of units for this line, e.g. 3 pairs of socks; defaults to 1.",
                  "maximum": 999,
                  "minimum": 1,
                  "type": "integer"
                }
              },
              "required": [
                "name"
              ],
              "type": "object"
            },
            "maxItems": 40,
            "minItems": 1,
            "type": "array"
          },
          "paper": {
            "description": "PDF page size, e.g. A4 (default) or Letter.",
            "enum": [
              "A4",
              "Letter"
            ],
            "type": "string"
          },
          "title": {
            "description": "Optional checklist title, e.g. Weekend bag.",
            "maxLength": 70,
            "type": "string"
          }
        },
        "required": [
          "items"
        ],
        "type": "object"
      },
      "name": "generate_packing_checklist"
    }
  ]
}

What the leaf hashes

{"body":"9d1927e6b970d525e380548a01c3f14273b236ef8394e0a2124fa942f27e579c","id":292886,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793049016621220,"prev":null,"subject":"e4b3c429-5b4a-401d-b0b8-dd843a6b896b","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. 0xfafc89e0a765baa1e3996f0cdab958ac29f9a5151d86b1118d3b901090fdec09
2. 0x0c5263c9046ceb6a8732437750ab3894f767be5875f8f3983b54be1f3d95f15f
3. 0xbedbd3b08fbdf6c0ea034613a4e7eb552c129cf262bffdbe3b6c40cf7ee959c4
4. 0x28f2e3cc83d9c29d848f9b9c1c81877cbefa414581821576dc211fbb7c3cad35
5. 0xc3c0a6075a152954c5c230fc46786eb7abb2e06a7ef539dcc57337c835874c6b
6. 0x547a1392457cf79cec91f155055e4df5422f9165dd6e415e4dd9436f56dca13f
7. 0x5ba19e37c39f7f25d3dda9cf818a40b0ad46133d6182ddf3b0c5f5a22818f693
8. 0x9f6f8fa1a2fef424434f402aabdf06fa1606a0739a4905ab05bec5d0a545c604
9. 0x49de922f45ee007e42e49298c5ee4bd4af64ea3d208ef9bcd71ab648f616bbce
10. 0x1b07c7876c95e52802884c5d693a686ed53bb8a2740e3d87b145fb511a8d605e
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