Evidence row 2491389

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Fetch one loop by id for the calling API key.",
      "inputSchema": {
        "properties": {
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_loop"
    },
    {
      "description": "List open loops due on or before `before` (ISO datetime).",
      "inputSchema": {
        "properties": {
          "before": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_due"
    },
    {
      "description": "Register an open loop (refund, return, price_adjustment, delivery, unanswered, other). Returns TRACE receipt. Needs an API key: keyless calls are read-only (get_loop, list_due).",
      "inputSchema": {
        "properties": {
          "amount_cents": {
            "type": [
              "integer",
              "null"
            ]
          },
          "counterparty": {
            "type": "string"
          },
          "currency": {
            "type": "string"
          },
          "deadline_desk_receipt_id": {
            "type": "string"
          },
          "due_at": {
            "description": "ISO-8601 datetime with offset",
            "type": "string"
          },
          "external_ref": {
            "type": "string"
          },
          "kind": {
            "enum": [
              "refund",
              "return",
              "price_adjustment",
              "delivery",
              "unanswered",
              "other"
            ],
            "type": "string"
          },
          "notes": {
            "type": "string"
          },
          "source_url": {
            "type": "string"
          }
        },
        "required": [
          "kind",
          "counterparty",
          "due_at"
        ],
        "type": "object"
      },
      "name": "register_loop"
    }
  ]
}

What the leaf hashes

{"body":"421f6ef2748468e8905063382db6c14e0594872ed2b3f425bc5bd5a576a079f8","id":2491389,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793666537352834,"prev":1017000,"subject":"e447566e-195f-4f5f-8678-27869ea82759","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x9915d0452f07d7ccb280171bd2408f0a06327a2763d41cc70843e6e618b7c6c6
2. 0x5c073a2ef5b5dcab2118e8e2a0fa2b9ada105b4475b45fe372857e3c9ad9169d
3. 0xbbc808084cde9ac5b32cb80e03857de7f7ee2f9744327960dacc7b902fe121ce
4. 0xea25f447b6b44538fc20c8f88a73eebd1f3987f72ae52a9181af7789c41dc1da
5. 0x60ebf4454718d8c03421b2186533958127dedffaaab71d353a300e24848c64d3
6. 0x154ae3b15fdeda728b1e3c7bbc3979fb64f1f2b79f444a582b86a3d460a8e51c
7. 0x6ca1d6aa7d6396e0df5c627ab4e9118c6273c30b1248e94cae96870bc6ee69ed
8. 0xc4af8482be4e92df128ae238c041bad67296be03bb1e214cdc3c9b2bf9673bad
9. 0xefb8cc20c69276997c81c910be01ecb6d3e8b4c6c2348ea5b57bd1a182f3e9c7
10. 0x806d973439e26df25d681ed58ff6e54735b81dacd9c5a874dcc400f8aea52600
11. 0xdac76a8b417e866f86b490491d32602a19ef2fa82ca7cd0577aa137a21428212
12. 0x38e30133f1f1bb0f8f512518218685d75c10b05442f62b96bba47f2441bde04c
13. 0x5eb4d2842bc51d57ca080aa4dc7186ed88f6167e2072cde9ff9c592fc09f16cb
14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7