Evidence row 1230460

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Extract the main article text and Markdown from a web page URL: title, author, date, site name, plain text (up to 20k chars) and Markdown (up to 40k chars).",
      "inputSchema": {
        "properties": {
          "url": {
            "description": "HTTP(S) URL of the article page",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "fetch_article"
    },
    {
      "description": "Fetch an RSS or Atom feed and return clean JSON: feed title/link plus up to 50 entries with title, link, published date and summary. Works with any feed URL.",
      "inputSchema": {
        "properties": {
          "url": {
            "description": "HTTP(S) URL of the RSS/Atom feed",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "fetch_feed"
    }
  ]
}

What the leaf hashes

{"body":"b3ea39584ff9c0473fb483e1da32527d931487fe6f486b434447fb84fddab36e","id":1230460,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793343612551817,"prev":null,"subject":"bfe9b8c0-c363-498b-b487-8f31bbd7af6c","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. 0xa49b58945770025b4a8c344ff41f96dcc35e0571e3c08bd656b9e0d534c3c938
2. 0x2435cc3c25df410069a51ca547e509e6360b1b52c0068c70b88cb17d89ae3ea7
3. 0xa5c33770efa5100b08e2da064a556ab8fdb4866a3b341ac929065c6857a8bec0
4. 0xaf9e01aab447104432f57f40b1d0ad5652050a69c62bfbf7200b04a26c206c64
5. 0xdfa1fcecf3db2f7b692dc0a2a4d180321979c1db5a95dad34165b617fb86082d
6. 0xc6b856468415d72fdde94f074dfff41cd6e75f1d5b769f9a5408e0123a629107
7. 0xd593d5c5595f273786f5e01ac90066f4ed68094d0c985258ec485467def8e53b
8. 0x92b9caf14bde5022d29545b8219d5b09ce90d8fe6322b59e16e33a4ff7f521da
9. 0x06cea18111647d4845c663c03b750b2961e8fb5b293d59a2f57b4cc537dc425c
10. 0x0c1fe034f698fda209a12cd9cad413c3c13f67929a076da5f07d4e3ece54cd6d
11. 0x441dd4eaca133f54ba2a00d17a1b99b96964ee3e9c9ce935c11fc4fe428edb9f
12. 0x87cd233b723532856630fb5df2ad521ed7322e91a7197b20eaffb92da234f5a0
13. 0xa2b1de1ad77c2c402e9780077d54e1e375f0df615775330ca3b7f3a0ca384ce1
14. 0xe11a711cdcc033b4d3ff4f10f0568bda761703429a7ddfbf68a7fbd1d22911ff
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861