Evidence row 297257

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "The buy link for a product, as the Buy button uses. Returns the reason instead when an edition has no checkout configured. It does not buy anything.",
      "inputSchema": {
        "properties": {
          "slug": {
            "description": "The product slug.",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "checkout_link"
    },
    {
      "description": "For one product slug: every cited competitor row its comparison page shows, each with the price as the vendor publishes it, the monthly figure in integer cents where there is one, the vendor page it was read on and the date it was read. Returns an empty list and the reason when the product has no cited rows.",
      "inputSchema": {
        "properties": {
          "slug": {
            "description": "The product slug, e.g. \"jobora\".",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "compare"
    },
    {
      "description": "The published guides. With no slug: the list, newest first, each with its title, description, written date and address, optionally only those whose title, description or slug contain every word of q. With a slug: that guide in full, its body as markdown. A guide that is not published is not found.",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "The list only: 1-200, default 50.",
            "type": "integer"
          },
          "q": {
            "description": "Optional. Words to filter the list by.",
            "type": "string"
          },
          "slug": {
            "description": "Optional. One guide's slug, to read it in full.",
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "guides"
    },
    {
      "description": "Which products this store also runs for you, hosted, and at what monthly price. Answers for one slug, or lists every hosted product when no slug is given.",
      "inputSchema": {
        "properties": {
          "slug": {
            "description": "Optional. One product slug.",
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "hosted_offer"
    },
    {
      "description": "Everything the product page states about one product, by slug: what it does, what it runs on, its editions and prices, and the cited comparison rows.",
      "inputSchema": {
        "properties": {
          "id": {
            "description": "The product slug, e.g. \"consigna\".",
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "product"
    },
    {
      "description": "The QUICKSTART file that ships inside the product, verbatim — how to install and run it. Returns nothing when that product ships none.",
      "inputSchema": {
        "properties": {
          "slug": {
            "description": "The product slug.",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "quickstart"
    },
    {
      "description": "Find products by words in their name, slug, tagline or description. Returns the matches with their one-time price. Empty query returns the catalogue.",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "1-50, default 8.",
            "type": "integer"
          },
          "q": {
            "description": "Words to match. Optional.",
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "search_catalogue"
    }
  ]
}

What the leaf hashes

{"body":"c97383d813625929e129bc68d4b2854967f6cd9abe292f58ca9bf97008b11cf7","id":297257,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793052176800613,"prev":null,"subject":"2f8a8880-6ea0-494a-ba20-e73284bc8827","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. 0xb7c41e06112c7bb2b70f30cfcd5eeba6ca6d9f8dc259053ea81b5f401f1e1fc6
2. 0x247ab29e98b857107de9819ec9692278881f362ad4d75ce4074796cc69cc5732
3. 0xc3515299f615dc31e148abc948ae8550abc30b7d45e81f7d321cd96511642373
4. 0xeb6e9a0ff06121a8823031d333891a2aee5cae4e3699f932f2ddf9653823796a
5. 0xfaee9e85b2e52c0f9c0a50c108de194c1dd28fb07eca58c82c8e20654d2b4038
6. 0xb3a6a9bdf617f67eda25344ad64de7611f141609bf28c587e90431460dc5bc92
7. 0x6e09487c48d57766abe6537d46bad4b741df579b510d778c04bd4457b09ac552
8. 0x424d5a112a5401fe19c6c9731ebe67cc9e1d3383a661f60e9e3eecb4326dcdd1
9. 0xf6a23fe3ecd50aecc0c5826826e0a89f09e467535ac3a8650edb2c6e7fbc2de0
10. 0xa4be442ac364076ac81def5d874f026f701ed9c8fce453af09052efe34f0c7ee
11. 0x930671b38b693880d085315beda88a1c227f3639e9a0e0be6b0665bb173a65db
12. 0xb6efd79902cac6d5a402ebecb8069402f00961ab80cd71b4d647fbc686d975ec
13. 0x2f43fe2b2533a5f40c107c114e458e226102f5f8ae91f097e964345880e30928
14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae