Evidence row 266010

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Which days can be backtested on a venue right now (only the most recent window is sold), and how busy the queue is. Public.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "venue": {
            "enum": [
              "polymarket",
              "predict"
            ],
            "type": "string"
          }
        },
        "required": [
          "venue"
        ],
        "type": "object"
      },
      "name": "backtest_capacity"
    },
    {
      "description": "Price a backtest scope in credits (1 credit = 1 market-day) without submitting anything. Public. Give either from/to or days (the most recent n archived days).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "assets": {
            "description": "Base symbols, e.g. [\"BTC\",\"ETH\"]",
            "items": {
              "type": "string"
            },
            "minItems": 1,
            "type": "array"
          },
          "days": {
            "minimum": 1,
            "type": "integer"
          },
          "from": {
            "description": "YYYY-MM-DD (UTC)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "intervals": {
            "items": {
              "enum": [
                "5m",
                "15m"
              ],
              "type": "string"
            },
            "type": "array"
          },
          "language": {
            "description": "Runtime from the manifest, e.g. \"python@3.14\" or \"nodejs@24\"; changes how many market-days one run may hold",
            "type": "string"
          },
          "to": {
            "description": "YYYY-MM-DD (UTC)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "venue": {
            "enum": [
              "polymarket",
              "predict"
            ],
            "type": "string"
          }
        },
        "required": [
          "venue",
          "assets"
        ],
        "type": "object"
      },
      "name": "backtest_quote"
    },
    {
      "description": "Validate a strategy (manifest.json plus source files, sent as contents) with the exact validator the backtest queue runs, and price it for the given scope. Free, no key. Give either from/to or days; without them it prices the most recent 7 days.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "assets": {
            "description": "Base symbols, e.g. [\"BTC\",\"ETH\"]",
            "items": {
              "type": "string"
            },
            "minItems": 1,
            "type": "array"
          },
          "days": {
            "minimum": 1,
            "type": "integer"
          },
          "files": {
            "description": "manifest.json and every source file, as {name, content}",
            "items": {
              "additionalProperties": false,
              "properties": {
                "content": {
                  "type": "string"
                },
                "name": {
                  "type": "string"
                }
              },
              "required": [
                "name",
                "content"
              ],
              "type": "object"
            },
            "minItems": 1,
            "type": "array"
          },
          "from": {
            "description": "YYYY-MM-DD (UTC)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "to": {
            "description": "YYYY-MM-DD (UTC)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "venue": {
            "enum": [
              "polymarket",
              "predict"
            ],
            "type": "string"
          }
        },
        "required": [
          "files",
          "venue",
          "assets"
        ],
        "type": "object"
      },
      "name": "check_strategy"
    },
    {
      "description": "What the archive holds, per venue: assets, datasets and the day range. Public, no key.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "coverage"
    },
    {
      "description": "Data subscription plans and their live prices. Public, no key.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "plans"
    },
    {
      "description": "How many smart-money days are published: the first and newest day, and the count. Public, no key.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "smart_coverage"
    },
    {
      "description": "Smart-money plans (daily Polymarket wallet lists) and their live prices, and whether they are on sale. Public, no key.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "smart_plans"
    }
  ]
}

What the leaf hashes

{"body":"2e771234baf2eae70e9bd5be443240e436e25d50136b10c8c7a1ba41277b28cd","id":266010,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793035088259553,"prev":null,"subject":"9556bff4-4d8d-4bba-ae78-af40fffb3f95","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x119b4d3a052ee7f1e1b2313d49d4bc7a6cdff2b8586106ed0b9beba73566e005
2. 0x804f3a88a9703fd1cb03b35e18b55b2e594dccb87002bb57c4e42e684c097e37
3. 0x3c5fb687cffdb863bca4606fd194e1ceae7d78b6b668dd40699c70cc5fa6df59
4. 0x6e30296e00339d3d425ecfab17fcd4071d041d2bc544d3354bc01d4e4b324827
5. 0xf2b945f9f4b14dfb0dacc5670d0777816b8e467575c2f641b62741edf25514cc
6. 0xc9745838093fbb9967007539d7aa11a194ce9d44be802b36ecde9f16bd65e5fa
7. 0x1298d805c03a2fcfa2f987447e880c53a542cd4d8a2ff1bd5351dcb44cbbac4f
8. 0x6322c3ad1ccb5fa03c624103b32d30ef450e4c893b458fef5af1d26bd470a639
9. 0x4e785676cfd6ff09cb0e055fe7daa99aa723abff896550ea9581813c291f23dc
10. 0x970e7fce5d49f34f6b51af44a118952db23266c34d492098d84b4f12f45ecbff
11. 0xb3d22f508aaf8117a0a5454390284c48363baa096e225b30af56d708d8dcd0b3
12. 0xc02d9eff6ef94d46d90d54320548f18fc3f05787047265548577569253c19969
13. 0x294f7935f78a896b5f246a7c9a7ee1b023720acdb03fff3cd549c63479848ec9
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae