Evidence row 1245788

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Paid source-first query for one supported bank. Returns every matching official document with complete cleaned text, source URL, hash and activity status.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "activity_status": {
            "default": [
              "active",
              "unknown"
            ],
            "items": {
              "enum": [
                "active",
                "expired",
                "upcoming",
                "unknown",
                "mixed",
                "all"
              ],
              "type": "string"
            },
            "maxItems": 6,
            "minItems": 1,
            "type": "array"
          },
          "bank_code": {
            "pattern": "^[A-Za-z0-9][A-Za-z0-9_-]{0,63}$",
            "type": "string"
          }
        },
        "required": [
          "bank_code"
        ],
        "type": "object"
      },
      "name": "get_bank_offers"
    },
    {
      "description": "Free capability check. Lists banks, data freshness, coverage state, and whether get_bank_offers is currently enabled.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "list_supported_banks"
    }
  ]
}

What the leaf hashes

{"body":"233b79c89cee23c0be3dbd256e6d0346bdaaa3036719b3d975be9cc5513af07e","id":1245788,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793362548508049,"prev":null,"subject":"c49e63d1-ed58-4bd4-8a4a-5cbc52ee6160","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x531f79c7d076a13050d57cf14ff71b3a00880c393d285bb35cc44fa9fefea0b2
2. 0xe35dbde1550186b175b85f0b11b03d5f4297dcdca54e7c4e34b074f10f225440
3. 0x08fd6b3ac8808600e4437aef11fa3676a235d37168455e8085305eca396b0679
4. 0xe091a8467cc88801d7406082ee2419cc31b8ac9eb1d646cfad10ad60da544ef7
5. 0x628ea693ac1283087d3a4e8519fdd6ad98d04ac312c3c1497f6379f0798263e4
6. 0x9ecc8e5aa7e5edb538cfd3a1b643d86fb4b85ce535eea3b8f9f8f2600d0ee773
7. 0xe071effe974820afc1400641f96f749fb060da401c9d52fbe965d0d9935568ed
8. 0x8ea44fc423b18069ee1951233c1b5c3f307fd96cb05e50cc0df998729c968ddc
9. 0x0a23c8d566700cf3be53ae6ee9ca333a6343f363c9621af90da4065f984505e2
10. 0x2c4bab21717655d54eaddbfdc4a1f44fd611df391c09c6e1b4d31b4d89927ee1
11. 0xed1012b01698b7c2298d2cd543c17aca12e455229bd1eb93f274cbc953246bc5
12. 0x2138f3bd8f20fb9331c1a4c34d5251d70a165424cd9b05639620e45e42cb8f04
13. 0x85b6002c61ef4075a6447b26f57b780bd1014041507b2fc474c4280de84b3c10
14. 0xc50bc54a5f909a7a577c4f0728b218d8be3478facb29ad6040ae8212305ae1d6
15. 0xa937fac4496d1d79e24c5f12abd33388ef710185b9d82165d4b39af6bd434545
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861