Evidence row 1536910

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Show selectors, version, and hit count. This does not fetch the page.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "extractor_id": {
            "type": "string"
          },
          "json_schema": {
            "additionalProperties": {},
            "propertyNames": {
              "type": "string"
            },
            "type": "object"
          },
          "url": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "explain_extractor"
    },
    {
      "description": "Return schema fields from one public page. A miss returns compile_disabled.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "json_schema": {
            "additionalProperties": {},
            "propertyNames": {
              "type": "string"
            },
            "type": "object"
          },
          "max_age_s": {
            "exclusiveMinimum": 0,
            "maximum": 86400,
            "type": "integer"
          },
          "url": {
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "url",
          "json_schema"
        ],
        "type": "object"
      },
      "name": "extract"
    },
    {
      "description": "Run up to 20 extract calls. Each item has its own status.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "items": {
            "items": {
              "properties": {
                "json_schema": {
                  "additionalProperties": {},
                  "propertyNames": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "url": {
                  "minLength": 1,
                  "type": "string"
                }
              },
              "required": [
                "url",
                "json_schema"
              ],
              "type": "object"
            },
            "maxItems": 20,
            "minItems": 1,
            "type": "array"
          }
        },
        "required": [
          "items"
        ],
        "type": "object"
      },
      "name": "extract_batch"
    },
    {
      "description": "Mint a pf_ caller key. The raw key is shown once.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {},
        "type": "object"
      },
      "name": "keys.create"
    }
  ]
}

What the leaf hashes

{"body":"bcb8d1bbf4dd956dc830bbbca8d85c512601c59549b156566362124598936647","id":1536910,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793480674276814,"prev":null,"subject":"fabf0a74-59b3-4b28-a398-c937148a99bf","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. 0x31cb6a689003fcd944b320fcb7cebeae0ea753a5a1afe6fc20d4ac1d5cbf923b
2. 0xf7ff8d25ec9d37bc42e637c8f88fdbf1d049fd8f86e5f77d140dd8714072e35b
3. 0x5dc2faa729244a4b8baf4f4b827dd08ba9acf9804542c3fb7dc088bf1d74f737
4. 0x2dc1b8c795c2ef00199e550818b5bb5d10955aac3b15de4f085d8979ebe989d3
5. 0x60cf6b8ccdd86d6ab1a2d39a1f171e0c587f8f8e6e0b2ee0f479983bdee46eee
6. 0xd3772cc4e7e1422a7ea59631359f201adf8c520cea044eebde744d3f0614521f
7. 0x83e2994e8a780e8cdd036c59c3185f1a33034b2a28b3f4d0730e0e1c1e2b1521
8. 0x88ea87fa6bede44b2d8bd866969a130fc9cee9a25d577eed3ce746a9dc1fe372
9. 0x8b8e4d3c8a127a9ff1f004f0eeaa5b3b13f171f260abc448b251bd14109efd37
10. 0x50f29e44c3576b57b19054e8944efffb6e9c1a5d8217f4c714a47ac795dbd828
11. 0xdd29a743956475597c8a02ca391dbedc25927be14596635284a9ea6601b804c5
12. 0x00853568b31d8e02546e6021cbf2370441ed669803a182ef6a9dc90c70c7969b
13. 0xe48bbef55c8d5d829e82e0e4f55c6528acd0794a38540b8f8ccfcfc59a8b5df2
14. 0x6a9ee67e2ec2288c0f63ce0ae02c0a91a836bcfae9ed393ea79a911cf00f29f9
15. 0x5212e7c531721a66b1d21d8222c94df019d60ce8150c25bfebe2e6eb1dd39726
16. 0x24ea73817c2ff07f87a42be89aff36ac5fe49b64420a647cd406ee60e6a77f70
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0