Evidence row 294769

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Soft-cast values to match a schema (string \"42\" → 42 for integer fields, etc.).",
      "inputSchema": {
        "properties": {
          "input": {},
          "schema": {
            "type": "object"
          }
        },
        "required": [
          "input",
          "schema"
        ],
        "type": "object"
      },
      "name": "jsonshelf_coerce"
    },
    {
      "description": "Generate a minimal valid example matching a JSON schema.",
      "inputSchema": {
        "properties": {
          "schema": {
            "type": "object"
          }
        },
        "required": [
          "schema"
        ],
        "type": "object"
      },
      "name": "jsonshelf_example"
    },
    {
      "description": "Repair malformed JSON. Returns valid JSON plus a diff of what was fixed.",
      "inputSchema": {
        "properties": {
          "input": {
            "description": "Malformed JSON as a string.",
            "type": "string"
          },
          "mode": {
            "default": "strict",
            "enum": [
              "strict",
              "coerce"
            ],
            "type": "string"
          },
          "schema": {
            "description": "Optional JSON Schema to conform the output to.",
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      },
      "name": "jsonshelf_repair"
    },
    {
      "description": "Validate JSON against a schema. Returns structured errors with JSON Pointer paths and remedies.",
      "inputSchema": {
        "properties": {
          "input": {},
          "schema": {
            "type": "object"
          }
        },
        "required": [
          "input",
          "schema"
        ],
        "type": "object"
      },
      "name": "jsonshelf_validate"
    }
  ]
}

What the leaf hashes

{"body":"a7a6a19a6ab946c153af877e346b6c7227ee8a1af01d380b64c0d9fbbe5caa95","id":294769,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793050400768635,"prev":null,"subject":"56fa70fe-599e-4e44-a360-a1da7aa78f54","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x20110db4db36bd6069d20cf821e0e4f08b7136277376d5d715494a53328295a5
2. 0x964e5328ee8660a52a56f66d0840cc5cf2b6ede7e39cfca8c630ead7c5aee349
3. 0x41c6d730e3a3ed5e7c348b657ed0237a96dd66fcdf13acf03ba5d2102bfa9eba
4. 0x7ed72cdf89b4362188dfee30eb506454a1cb45051ebe0c1077bbe1b8994b9708
5. 0x7612da77dfc00d69dd3947ebf5b21cd94ca3b374619f985cbfa2079d9780774d
6. 0x170cdaeef9b7c2a575efecd97838d2b7c1a7902d1d808007d90967a108e348fa
7. 0x5bc257c12259959f4cf7d7962dc51ffa97bd77d164574691fc25f0a6565b3d71
8. 0x5446b0fc18665aaf73645f4834a2597733dc019017486de04465d0869bf7abbd
9. 0xcc1ea3abb245d9758b8a1a4074ab328fa6379c5aa486f73711637a27a4a12598
10. 0xcb356795c2f871f10302e99d7886dd86ab753d56286c29b6b548252764b8cdca
11. 0xbfd7c325ad90588d62856113d1c0ad99de5d67958ff0f672c892809fd668fffe
12. 0xbd94b9d1458901cf513783d5d2bc701e3babbcdf9219e07ee2be8fb2c897060f
13. 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae