Evidence row 1233637

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "PRO. Matches with deadlines in the next N days (default 14), soonest first.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "profile": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "region": {
            "description": "Optional region, e.g. London, North West, Scotland",
            "type": "string"
          },
          "within_days": {
            "type": "number"
          }
        },
        "required": [
          "profile"
        ],
        "type": "object"
      },
      "name": "closing_soon"
    },
    {
      "description": "PRO. Daily check: only tenders published since a date (default last 24h) for your keyword profile.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "profile": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "region": {
            "description": "Optional region, e.g. London, North West, Scotland",
            "type": "string"
          },
          "since": {
            "description": "ISO date/time; default 24h ago",
            "type": "string"
          }
        },
        "required": [
          "profile"
        ],
        "type": "object"
      },
      "name": "new_since"
    },
    {
      "description": "FREE. Live open UK public-sector tenders (Contracts Finder) matching your keywords and optional region — top 3 newest.",
      "inputSchema": {
        "properties": {
          "keywords": {
            "description": "Keywords for your services, e.g. 'cleaning', 'web design', 'roofing'",
            "type": "string"
          },
          "region": {
            "description": "Optional region, e.g. London, North West, Scotland",
            "type": "string"
          }
        },
        "required": [
          "keywords"
        ],
        "type": "object"
      },
      "name": "tender_match"
    },
    {
      "description": "PRO. All open matches (up to 100) for a saved profile: several keyword sets + regions, with values, deadlines and days left. Optional min_value filter.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "min_value": {
            "type": "number"
          },
          "profile": {
            "description": "Keyword sets, e.g. ['cleaning','facilities management']",
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "region": {
            "description": "Optional region, e.g. London, North West, Scotland",
            "type": "string"
          }
        },
        "required": [
          "profile"
        ],
        "type": "object"
      },
      "name": "tender_match_full"
    }
  ]
}

What the leaf hashes

{"body":"585c6959b393afa84768eb54b0f5d7c4457f300f2b4d370bd0e5e7c11dacc155","id":1233637,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793347469843460,"prev":null,"subject":"1cd9f85a-8a6c-429d-9a67-9f6f2eb050b0","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. 0xbac8d72e3d083c5db4c1d4c084f7c69deb9661e0b85a60fd7eb95839c4043798
2. 0xe1a02756ff63df055c8e8e69df8cc4ae177d9c28514a227d0e531fdd14086b4d
3. 0x1b41e70f715630cdae014a5a772dab64fc0417b61c9f8ec0e06657022817b5e6
4. 0x727cdd58a4eb13a8249ff194a082dc6bd74b7a6cd107a0c56d21d46bc841dd82
5. 0xcf646094445775fd0ce7d8b3222c682ee39ed51bc0e9816ecb9151744b076f3d
6. 0x66c00999462eaede731f739f7e97aa40cc47c99c4de4ec1a0fcfd46103e4157a
7. 0xc1fece9af7927f72e8ec4e71aaa12cdcec66188fa100afc3576a8166150d9df7
8. 0x2cb0fc1541c33aaa9a60b3d3210ebbd27a7aaf0211bbcbc39e24d9c7f6ed8ed3
9. 0x1e4317d1c39220018f3c022bee611d8c0df74f841ccc3923aca2f0fd914926c5
10. 0xf30bff388eef259d7d7893038ea56979cf995eff004f189bf5e3f61efffe44c2
11. 0x25c27142ad6fc9caf37957f29c81e9282087252bb5b1851c2ff657ba4dadcdeb
12. 0x8ca94aba4ade14ca276e7764966a63bb41f58eecc28e94bdae70ef1eb4b40db4
13. 0x9284dae9a7e06f703013033011cfbc40fdf815bacecff8ae80861ffbba56d6d6
14. 0x4ac91605f15503f7d7aa9a25d4e54c100a1a62c26e93a7ed87049569e871a9a4
15. 0xa0b1f6bc1eecfaf70581673c1a7f638b96d1769a5c578c460337f7db0dbe963e
16. 0x0c59b8770d2782eb535aefbb9b2f6810bab4757f51b37e00f5147713a1de9481
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861