Evidence row 529359

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "The criteria and any filters of the US HVAC field service management platforms comparison.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "compare_criteria"
    },
    {
      "description": "The options in the US HVAC field service management platforms comparison (name, what it is best for, tags), optionally filtered by a tag value.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "filterKey": {
            "type": "string"
          },
          "filterValue": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "compare_options"
    },
    {
      "description": "Each option's value on every criterion of the US HVAC field service management platforms comparison — the full table.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "option": {
            "description": "one option's name, else all",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "compare_table"
    },
    {
      "description": "Read first. States plainly what submit_enquiry does on HVAC Software Picker: it starts an enquiry with human providers who quote directly. Nothing is bought, ordered or paid; no quote is guaranteed; it is free. Also returns who receives the details, the consent wording, and how the person confirms.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "enquiry_describe"
    },
    {
      "description": "Every field of the HVAC Software Picker 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": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "enquiry_fields"
    },
    {
      "description": "Submits an enquiry to HVAC Software Picker — NOT a purchase, NOT a guaranteed quote. Step 1: call with the answers (keyed by field key from enquiry_fields) and consent=true; it validates and returns a summary, the consent line and a confirmation token — show the person the summary and the consent line. Step 2: only if the person agrees, call again with the same answers, consent=true and the confirmation token; the enquiry is then submitted, and the person receives an email with a link they must click before any provider sees it. Consent means the person has read and agreed to: \"Send my contact details to up to three industry software suppliers, chosen by HVAC Software Picker, who'll contact me directly. I'll be emailed each firm's name as my details go to it, and can stop any more firms getting them.\"",
      "inputSchema": {
        "$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 industry software suppliers, chosen by HVAC Software Picker, 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":"216b41cd28ccc1f53c3d12f81e04fc7e83acbc600f1a08d16d72d519405f6c81","id":529359,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793125529606285,"prev":null,"subject":"aa298d74-670f-4097-986b-b1368b2fefd0","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. 0x7a7f9132f45012b75b692c467ef1ddf4cdd6b74096dfe7ff43b75ec1fca6347f
2. 0x075d02c61598ce1d1a6250919b7dc3458fe25028c6f19a241f91b6d972d33ece
3. 0x371ee7b48d2608e061b8b4e600760838b3e8a5f446271bc08118d229419a5330
4. 0x43e103d0df6359ff7248b1966f05bd26d798f9038d958ef62ad5bcdc5cc4b6d3
5. 0xd577f1fe00086136318a7ca8de0f9ab19a5d29ff076a8c8002761664045dab87
6. 0x4cb658a69de0ae94df5433a46ac30fbbc762e67690fea42cefba067c04415b57
7. 0x15cb081180a4512131846249eb3a91ad048e793361af42a495991dc39090e3a3
8. 0xe2dd8b302c7c07168539c733131106e752258bc987db380bd4c30ec41677180d
9. 0x57934b7375ed8a1620402e4c71ec4d6583fb2f45765ef4f54bdceb5b734be8c9
10. 0xe9a5d1c6719d67a94924cfd78ac5d857dfe591b756d7a88a4f7a4692f2e58d71
11. 0x926531ee7b85e18ef250d5e2cf7f1fe039b14d7d9a1ebadd7e87f963de66741a
12. 0x0574b16d30fa9d3621e88c3779ea2cd142521826d4e75735f3ae6d4ed075cfc4
13. 0x8f2d125f5fe55a24b5da16577766eeaa13f24a272bb4c1c016f423ae917da681
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4