Evidence row 2157394

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Get a single catalog tool by id",
      "inputSchema": {
        "properties": {
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_tool"
    },
    {
      "description": "List tools updated after an ISO timestamp (optional)",
      "inputSchema": {
        "properties": {
          "since": {
            "description": "ISO date-time",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_fresh"
    },
    {
      "description": "Rank MCP servers/APIs for a job. Returns shortlist with health, price_band, install snippet.",
      "inputSchema": {
        "properties": {
          "auth": {
            "type": "string"
          },
          "budget": {
            "enum": [
              "free",
              "paid",
              "any"
            ],
            "type": "string"
          },
          "job": {
            "description": "What the agent needs to do",
            "type": "string"
          },
          "limit": {
            "type": "number"
          },
          "runtime": {
            "description": "e.g. mcp, api",
            "type": "string"
          }
        },
        "required": [
          "job"
        ],
        "type": "object"
      },
      "name": "search_tools"
    }
  ]
}

What the leaf hashes

{"body":"2d81d33b4fe23a901c0eec8eeac85664cb56e88a492f7659d21f2b662dd66c25","id":2157394,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793630516401692,"prev":null,"subject":"f2a968e8-8775-4e25-82ac-58edd2567690","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xad0c34d985cf61390abb7422e433ef8b7f948260a8d7723598959797e7065f5f
2. 0x788e926cc8b47ee0e98a46051a5ddf7d29e4e29981947576591a1b7d39ab1d20
3. 0x3fcf6a5371ce7eda418d3062d60840437604a141bf237a280bb4e4cd249eb531
4. 0x7452cb2d859fafa24c189d2191f9000b948c908b63f4082774767c9742c00c1c
5. 0xd9fcedbea55fbe6bdad5072a2b70cf3eb31842d8a8264bcd77693b910f0ff412
6. 0x34e595220db3fc3470e722e90db2b30ff4a4d5667c0b5f7bff9bbfe6eab914fe
7. 0x34234f17158ffa27e1a817d87c045ff01183554e1d06c464ae48a4374189ddd1
8. 0x631f02fd6a19b878ef99b2c627be5751af3929748bfad894a500839545f64146
9. 0xab5d48515f2a249351526c4866c0a72a850140b6e210e5eb6ce65c3aeda9f6e4
10. 0x1bd236be1d56958dec9cefd5367c5faf053a81dabdb06c18aa6347c70ca468ad
11. 0x2ccda8c18ff07f00c8bb027f9f15ae0c0d5b653ed69ac4ac66f46fa53a11ad61
12. 0xba75ac8fae3b7769dc511d447c671590cf9f4572510e81111cdc037d6738de1d
13. 0x30482ffd581ea067af14f15cf3c17e7dcb174f749e858ecded170a1f5f75cc59
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af