Evidence row 544960

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Lists the semantic components a Polyxd document can use, with a one-line summary each. Pass \"name\" for one component's full definition: every prop and its type, which are required, when to use it and when not to, and how it renders.",
      "inputSchema": {
        "properties": {
          "name": {
            "description": "A component name, e.g. \"Choice\", for its full definition.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "polyxd_components"
    },
    {
      "description": "Searches the polyxd.com docs, as of this server's version: installing and using the React and Web Components renderers, the spec, the verifier and its CLI, the runtime, the generation server, design systems and packs, Design Directions, analytics events, Studio, the MCP server and the roadmap. Pass \"query\" for the sections that best match, \"page\" for one whole page, or nothing for the list of pages. Cite the URLs it returns. For writing a document, use polyxd_guide.",
      "inputSchema": {
        "properties": {
          "page": {
            "description": "A page's slug, title or URL, e.g. \"quickstart\", for the whole page.",
            "type": "string"
          },
          "query": {
            "description": "A question or topic, e.g. \"run the verifier in CI\" or \"Web Components renderer\".",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "polyxd_docs"
    },
    {
      "description": "Returns the instructions for writing a Polyxd UI document: the document shape, the rules for generated screens, bindings, actions, every component with its props, and the patterns. Call this once before writing your first document.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "polyxd_guide"
    },
    {
      "description": "Lists the design-system packs polyxd_show can draw a screen in: published design systems (Material 3, Carbon, GOV.UK and others) and original templates. The same document looks native in each.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "polyxd_packs"
    },
    {
      "description": "Validates a Polyxd UI document and shows it to the user as an interactive screen, drawn by the Polyxd renderer in the design-system pack you choose (default material3). Shows nothing if the document has errors; fix them first with polyxd_validate. When the user presses an action in the screen, you receive a chat message from the user naming the action and its context; that only tells you their choice, and nothing has been submitted or paid. Packs: material3, antd, bootstrap, carbon, chakra, fluent, govuk, mantine, polaris, primer, radix, shadcn, spectrum, brutalist, civic, editorial, finance, glass, health, mono, neon, pastel, sketch, terminal, wireframe.",
      "inputSchema": {
        "properties": {
          "data": {
            "additionalProperties": true,
            "description": "The values the screen shows, bound by {\"path\": \"/pointer\"}. Replaces the document's own \"data\" when given.",
            "type": "object"
          },
          "document": {
            "additionalProperties": true,
            "description": "A Polyxd UI document: {specVersion, surface, root, components, data?}. polyxd_guide explains the format.",
            "type": "object"
          },
          "mode": {
            "description": "Light or dark. Leave out to follow the host's theme.",
            "enum": [
              "light",
              "dark"
            ],
            "type": "string"
          },
          "pack": {
            "description": "The design-system pack to draw the screen in, by id: material3, antd, bootstrap, carbon, chakra, fluent, govuk, mantine, polaris, primer, radix, shadcn, spectrum, brutalist, civic, editorial, finance, glass, health, mono, neon, pastel, sketch, terminal, wireframe. Names like \"Carbon\" or \"shadcn/ui\" work too. Pass it whenever the user names a design system. Default material3.",
            "type": "string"
          }
        },
        "required": [
          "document"
        ],
        "type": "object"
      },
      "name": "polyxd_show"
    },
    {
      "description": "Checks a Polyxd UI document against the spec: the schema, ids and references, bindings against the data, actions, and the rules for generated screens. Returns every issue with its JSON Pointer, the component it is in, and a hint saying what to change. Call it after writing or changing a document, and fix every error before showing it.",
      "inputSchema": {
        "properties": {
          "data": {
            "additionalProperties": true,
            "description": "The values the screen shows, bound by {\"path\": \"/pointer\"}. Replaces the document's own \"data\" when given.",
            "type": "object"
          },
          "document": {
            "additionalProperties": true,
            "description": "A Polyxd UI document: {specVersion, surface, root, components, data?}. polyxd_guide explains the format.",
            "type": "object"
          }
        },
        "required": [
          "document"
        ],
        "type": "object"
      },
      "name": "polyxd_validate"
    },
    {
      "description": "Runs the Polyxd verifier's document checks: the spec validator, the pattern the surface declares, readable and distinct labels, one primary action per view, at most six inputs per view, entity-first flows, confirmations, and, when you pass one, a Design Direction's rules and voice. Returns a compact report. Example directions by name: calm-finance, playful-personal.",
      "inputSchema": {
        "properties": {
          "data": {
            "additionalProperties": true,
            "description": "The values the screen shows, bound by {\"path\": \"/pointer\"}. Replaces the document's own \"data\" when given.",
            "type": "object"
          },
          "direction": {
            "description": "A Design Direction to hold the document to: the direction object, or the name of an example direction.",
            "oneOf": [
              {
                "type": "string"
              },
              {
                "additionalProperties": true,
                "type": "object"
              }
            ]
          },
          "document": {
            "additionalProperties": true,
            "description": "A Polyxd UI document: {specVersion, surface, root, components, data?}. polyxd_guide explains the format.",
            "type": "object"
          },
          "registry": {
            "additionalProperties": true,
            "description": "A capability registry ({capabilities: [...]}) to check the document's actions against. Leave out when there is none.",
            "type": "object"
          }
        },
        "required": [
          "document"
        ],
        "type": "object"
      },
      "name": "polyxd_verify"
    }
  ]
}

What the leaf hashes

{"body":"ff44bf3bc0facfa0bda93342c1efac7d18938a305f16e47ececae41b727c8c83","id":544960,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793132237992042,"prev":null,"subject":"7457d706-48bb-42c8-b720-7ad7b311608c","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xbf738115b410298730f90fc2853013124cb7172d2d7ed3be6bd8b9cd32c6c128
2. 0x97d7a43b60606727ebc896c1bd8cc6275f7c519a089b2d8eab8da54ac722c56a
3. 0x14b5c281c70214b21badd9ef9d1e4e9884b0c2cd15d0aa263cf67174cee0246c
4. 0xdf421ca403611d8302dbee87aa4061e03aa24e68cc21da9c1ae7440483d10440
5. 0xae0c7248071c4f103a87876d9335a0deeb407835824ac9af9240dd5599fb24d4
6. 0x2de69dfddfb37314eebfba11b7d2271a3bc40d552276ed5f3ab1143a27ed2624
7. 0x5332bd99703ddc6770e5c4748772e334d976c4e0aa5327407631327fc80f821e
8. 0x49bcccb886939034d638fcce58a085d3a6d70bbb5312be587d4f6cfd02f8a636
9. 0xfe0a51c58281c7e60cfb0084f0364a7797311e186a02033ba0e6bdb889e98df6
10. 0xb5fae21243b8e42c37159af7bb9f4daf1fb6274634672a408ec1dcfbc0486940
11. 0x7ff6a586e9498a807b90cc0724f36067102a7bfb70c439f694c884710ed4910a
12. 0xa9bcdb8be937595e637058d98ed979d02cbac590262daa97def86c50ca63628b
13. 0xb4800af1fe2ae822adba5c087faf1dc0bc2d7c9de2e3e602a2b65aefc1d53c94
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4