Evidence row 3404401

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Search UK public sector tenders and contract awards from Find a Tender and Contracts Finder: keywords, stage (tender/award/both), value range, buyer, days back. (cost: 3 credits)",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "buyerContains": {
            "description": "string",
            "type": "string"
          },
          "daysBack": {
            "description": "number 1-365",
            "type": [
              "number",
              "string"
            ]
          },
          "keywords": {
            "anyOf": [
              {
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              {
                "type": "string"
              }
            ],
            "description": "array of strings"
          },
          "limit": {
            "description": "number 1-500",
            "type": [
              "number",
              "string"
            ]
          },
          "maxValue": {
            "description": "number",
            "type": [
              "number",
              "string"
            ]
          },
          "minValue": {
            "description": "number",
            "type": [
              "number",
              "string"
            ]
          },
          "sources": {
            "anyOf": [
              {
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              {
                "type": "string"
              }
            ],
            "description": "array of fts|cf"
          },
          "stage": {
            "description": "tender|award|both",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "tenders_search"
    }
  ]
}

What the leaf hashes

{"body":"6c678f17864c9816f4828ffb26f2caf047985ad265b625926554a0b15f6867f2","id":3404401,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793883622478151,"prev":null,"subject":"041c8ab6-0752-45de-b5a6-43ac84215bd2","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x78d53ad6d223a0b27e4baa03e301614129867953c2e6c493f9dbcde187ff22ff
2. 0x4ac8373a90712fe614b45aa62d1a8d90569eafd2495ea08472695f7f45a573f4
3. 0x651cbdeecc72a934f48eb6940ebbb8d29b363a438fe50f556dd0cf04bebd49f2
4. 0xc8a21ad678e8e557f3eca2b4e001dc02df29ec2d3ba5f8ed903b91f17c129828
5. 0xbe86876f45a7096e0c2e83c39fca66f52a55d4436463ed044ad6aa2f2c9f92d7
6. 0xa9fc65b0c16356a20b9c55c99f9517a49f5730c204d7ec65d139b471a768a49a
7. 0xa14968357fc12475727b849b8cce442ad40f18203d8936504784f88d1457d7d3
8. 0x0b50adf117471e192aea68989d44dc43bf577965fcab49f172ed53a90ec78532
9. 0xf0bbc24ef107098d01dc2fc35c78adb2c0714edc4d48a8c78fed14456fe754b4
10. 0x5e9271ac57088d96cab270197d4ea250ff376976dcf1522cf03fa8e1f5a614bd
11. 0xae06eec16376351b09810c0f6d5dfd6ef22bdaa3186a7de0c6ff224dd0d19318
12. 0x82988d18f5f06970abd05abb978b6c0efd7c62a2e81bc1cf19c3685f990e1d7e
13. 0x341a6f3fa17c526258f57b49c6ef122c8bdb0b7fba61add27ce3ed82362b8281
14. 0x295b2ff917e72ce7e3d94bc8c6718d80f4989a94f335a61261966c43aec141b1
15. 0x644b3663b447930221e9fe24f9d97eb640daf058f5ce062e43895179e35a3628
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94