Evidence row 1505412

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Read supported public dataset counts, descriptions, export dates and licensing limitations. Counts describe this published catalog, not complete charity or intervention coverage.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "read_public_coverage"
    },
    {
      "description": "Read an exact published record by its returned id, or exact source URL for bibliography records. Returns the original public fields and source rights; it never fetches the supplied identifier as a URL.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "dataset": {
            "enum": [
              "interventions",
              "charities",
              "nonprofit-benefits",
              "sources"
            ],
            "type": "string"
          },
          "id": {
            "maxLength": 2000,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "dataset",
          "id"
        ],
        "type": "object"
      },
      "name": "read_public_record"
    },
    {
      "description": "Search one published Charitology dataset. Preserves draft review states, source references and source-specific licensing. Depth classifications are hypotheses, not ratings.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "dataset": {
            "enum": [
              "interventions",
              "charities",
              "nonprofit-benefits",
              "sources"
            ],
            "type": "string"
          },
          "limit": {
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "offset": {
            "maximum": 100000,
            "minimum": 0,
            "type": "integer"
          },
          "query": {
            "maxLength": 200,
            "type": "string"
          }
        },
        "required": [
          "dataset"
        ],
        "type": "object"
      },
      "name": "search_public_research"
    }
  ]
}

What the leaf hashes

{"body":"440101232d37f3370611cb0ec71bf458ebee60b77c8316e5d416231676fd03da","id":1505412,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793472359361279,"prev":null,"subject":"41a8942e-f56c-4db1-8c1b-c7d6b11d85ec","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x4a03ceaf979295840f80c5f010b97c6e9e58642b6bcc54979b41db7998966cbc
2. 0x85398bc1edc7cd28f30536ad25bda1d35d37a2e1a6b9fa30b3d5a1606ebc1f19
3. 0xbfeb92ae11caab84c8f4bee9dc8d1e3e1ba878d84e07c7ba741cbd4569600cab
4. 0xbda1f8ec4d089f5c584a20e845929412e471ae3d4dedfe6884514a05c2739c05
5. 0x840a121c87bd3ae0ca172ab7d9536b362c39aa12f6d125b945e135b66d4c3ae2
6. 0xe8ccf7aa7b8f05bc9bdd8e84e27424b34bb907308c01cfc3f69ebf8520636332
7. 0xb5daf6925abb52e2afaf578373c88c0a7357621a0137df97ed0a2717b7ea1b65
8. 0x895ee2b69c5e88b3259af236141227af8298ae45972be6f66c58ae0a54b8867d
9. 0xc68a0b5c531ad691f95c107a4497fd63625c40e9dab3c74c5dac1f2f17172f10
10. 0xbef8518b80b6a0a69558c1f5095bfa0cbc44efa2a221311c6fedae65cc0e0779
11. 0x883fee38dbb96faa4da7db7cb311963c65c607a1f13fc50472ba1b74f3913bc8
12. 0x9b9bfe0f7c4b49488e779430f5fde32a8ca4b79e22388c99981f7f9857e2aff2
13. 0xe9c4303dc739b3a38473373ace0be2d0380fe87c373514f87ecf64e4a134918e
14. 0xc248f3640ff2a9c77f3134397896f3ef7b260859179e2912c528542dff5a29d2
15. 0x37f0ccf90cd9ba8759ef0154382593820880794592760020f095a3628e43fc3f
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0