Evidence row 558801

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Get the full details of one JIR Ventures property listing by its listing_id, as returned by search_listings.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": true,
        "properties": {
          "listing_id": {
            "description": "The listing_id from search_listings, e.g. yafour-office-120",
            "type": "string"
          }
        },
        "required": [
          "listing_id"
        ],
        "type": "object"
      },
      "name": "get_listing"
    },
    {
      "description": "Ask JIR Ventures to arrange a viewing of a property, or to get in touch about it. Send the listing_id and the contact details of the person who is interested; JIR Ventures replies to them directly. Only send details the person has agreed to share.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": true,
        "properties": {
          "email": {
            "description": "Email address JIR Ventures should reply to",
            "type": "string"
          },
          "listing_id": {
            "description": "The listing_id of the property, from search_listings",
            "type": "string"
          },
          "message": {
            "description": "What the person is looking for: company or use, move-in date, questions",
            "type": "string"
          },
          "name": {
            "description": "Full name of the person interested in the property",
            "type": "string"
          },
          "phone": {
            "description": "Phone or WhatsApp number with country code, or empty if not given",
            "type": "string"
          },
          "preferred_time": {
            "description": "When the person would like to view the property, in their own words, or empty",
            "type": "string"
          },
          "requested_by": {
            "description": "The AI assistant or app sending this request, if known",
            "type": "string"
          }
        },
        "required": [
          "listing_id",
          "name",
          "email",
          "phone",
          "preferred_time",
          "message",
          "requested_by"
        ],
        "type": "object"
      },
      "name": "request_viewing"
    },
    {
      "description": "List every property JIR Ventures currently has available in Damascus, Syria and Rif Dimashq: offices and homes for rent or sale. Each listing has a listing_id, property type, deal type (rent or sale), district, size in square metres, rooms, price, currency and description. Use a listing_id with get_listing or request_viewing.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": true,
        "properties": {},
        "type": "object"
      },
      "name": "search_listings"
    }
  ]
}

What the leaf hashes

{"body":"b96746deabc0ceb9196f3ae8ed353f06dd23bee340c4cd54fb6b98d973304513","id":558801,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793135163963101,"prev":null,"subject":"c558ffcf-fca6-4238-b8b2-5b70091a4e94","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. 0x461b405b50a71987729bb3e4211e72d4a2b6ff8c025e7390cf256756f11c826a
2. 0x262154a0c9c275aaa228d5b2feb1831ab05b0c724ca381a908ba960d1098a774
3. 0x651d47e79573dbe088a1f8b4f1a70e39484e4c480e02dd8ab016ffa7f3bd55ba
4. 0x4ae5757b2b79f2c9fb98e98dee369d7af14b93ded15ae95a43d9125d4a5ed7a8
5. 0xb11c2870ca45f2e471a6c94f8938061e919b50270a9dd5f7f629acc0903fa697
6. 0x9ae31848ec48e54b4e68ea56d2d58232a6e69acba67672094592d3b02e5ee5fa
7. 0x70939d562c521fb764c4d9b95f7a79cd1cfa0cfe9956c30f5d55667e4ad30d24
8. 0x571a956668fa9fda3abdd7343ba98a69930e3ec81a86946f1a9de86f296a7f4f
9. 0xfbb8ae1a84d179ea259e79306ea7a03c40417cb5e941d742529a3b5f6e316f31
10. 0x5bfbe7ccdb4fc096a0e333ae82fe6e5aeba69315084d2a7593944eedb3a5b127
11. 0xb0aa948b8f1ffa99da7b7b4fecd9b7d539930ac590588a6deea36813f55a0423
12. 0x92473b1fa79263164c4ce7d79f93b1dc8a85f63587b51a81433d1ad19b285a90
13. 0x836e1796750a28d286ffaa8d273d250fe348c563336bf2d30cfaf1001d95f677
14. 0x80ede9e5d428e39db26928b1d08254ff1241f1d7e091fd2e57130fbb4423162b
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4