Evidence row 522058

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "Given a question id and the chosen option (its `choice` index), return the next question or the final verdict.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "choice": {
            "minimum": 0,
            "type": "integer"
          },
          "question": {
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "question",
          "choice"
        ],
        "type": "object"
      },
      "name": "checker_answer"
    },
    {
      "description": "The first question of the What applies when you leave? decision guide.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "checker_start"
    },
    {
      "description": "Every question, option and verdict of the What applies when you leave? guide, for reasoning end to end.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "checker_tree"
    },
    {
      "description": "Read first. States plainly what submit_enquiry does on Exit Tax Estimator: it starts an enquiry with human providers who quote directly. Nothing is bought, ordered or paid; no quote is guaranteed; it is free. Also returns who receives the details, the consent wording, and how the person confirms.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "enquiry_describe"
    },
    {
      "description": "Every field of the Exit Tax Estimator enquiry: key, label, type, whether required, help text and the allowed options where there are any. Pass answers to submit_enquiry keyed by field key.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "enquiry_fields"
    },
    {
      "description": "Submits an enquiry to Exit Tax Estimator — NOT a purchase, NOT a guaranteed quote. Step 1: call with the answers (keyed by field key from enquiry_fields) and consent=true; it validates and returns a summary, the consent line and a confirmation token — show the person the summary and the consent line. Step 2: only if the person agrees, call again with the same answers, consent=true and the confirmation token; the enquiry is then submitted, and the person receives an email with a link they must click before any provider sees it. Consent means the person has read and agreed to: \"Send my contact details to up to three US expat tax preparers, chosen by Exit Tax Estimator, who'll contact me directly. I'll be emailed each firm's name as my details go to it, and can stop any more firms getting them.\"",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "answers": {
            "additionalProperties": {
              "type": [
                "string",
                "number",
                "boolean"
              ]
            },
            "description": "the person's answers, keyed by field key",
            "type": "object"
          },
          "confirmation": {
            "description": "the confirmation token from step 1, after the person has approved the summary",
            "type": "string"
          },
          "consent": {
            "description": "true only when the person has agreed to: Send my contact details to up to three US expat tax preparers, chosen by Exit Tax Estimator, who'll contact me directly. I'll be emailed each firm's name as my details go to it, and can stop any more firms getting them.",
            "type": "boolean"
          }
        },
        "required": [
          "answers",
          "consent"
        ],
        "type": "object"
      },
      "name": "submit_enquiry"
    }
  ]
}

What the leaf hashes

{"body":"4fbbfe23e78db830813cfb32d02a82a0ac19377dca69bb731f27d40da661c5fd","id":522058,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793123612861773,"prev":null,"subject":"c8efd743-871e-4790-8e82-e6531ffb8f76","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. 0xfe14f82e6ee9315c21946273713176c95304156106117e5a962fbfe91d670072
2. 0xae7c166e10a16196661339af37739f814be0c53da3bd4cfe23a535ab2e3ecfff
3. 0xe3c02d442d8de81f8e9de94414ae6aea53739766946b6a3c6cf3e15b16bf74b7
4. 0x97e15e79c03d2601ca42d8fa390df594f675257e8d4a0f87a34858074ece92ca
5. 0xd72218669778f72f196057da6b5494f1020c2b8650593101b071496894ef2dba
6. 0x43ab4b000f9733c9bba4dba942f94fa27953f84ed9f251ec22f12de950942fbb
7. 0x21455e296c7f5b60eff4e738edd52269405a8bb189f50afd6b3270d237256167
8. 0x39e7c5cd97a5170894dbbec77222ff904953bdf8971b59f4f07a8f3a0927bed3
9. 0xaf9b618b2406bab189d487eb86b53a303e210dd1a333202e2092719754b0c147
10. 0x3ca3e31ae9036bcc0149e8dd5233b4994fe6dfd315128f7a458e0a9bddcd0124
11. 0x2e46f3f4a54c5bd4593fdcffcdac06f2162a9caae3cbf2922131682671bb12a1
12. 0x405c03a710a7150f5182f236dbd76258bf856f8cdf3ac954821ac082524f65da
13. 0x56e872147e60f01cdcee33340b018a7ad7be91ec5b5daef0d2c629c3ca13cbd8
14. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4