Evidence row 294838

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "Free. Machine-readable catalog of every route, price, network and pay-to address.",
      "inputSchema": {
        "properties": {},
        "title": "get_catalogArguments",
        "type": "object"
      },
      "name": "get_catalog"
    },
    {
      "description": "Free. Latest daily X (Twitter) sentiment score for each prediction market we track\n(Polymarket), with the change since the previous day, the catalyst and the market's Yes\nprice. For a fresh score on any other question use get_market_sentiment.",
      "inputSchema": {
        "properties": {},
        "title": "get_daily_scoresArguments",
        "type": "object"
      },
      "name": "get_daily_scores"
    },
    {
      "description": "Free. Service status, prices and the routes available.",
      "inputSchema": {
        "properties": {},
        "title": "get_healthArguments",
        "type": "object"
      },
      "name": "get_health"
    },
    {
      "description": "Paid (see get_pricing). Full brief for a market question: score, catalyst, volume trend,\nchange since the previous score, a one-line summary and live Polymarket and Kalshi odds.",
      "inputSchema": {
        "properties": {
          "q": {
            "description": "A Polymarket or Kalshi market question in plain words, e.g. 'Will the Fed cut rates in October 2026'. Up to 200 characters.",
            "maxLength": 200,
            "minLength": 1,
            "title": "Q",
            "type": "string"
          }
        },
        "required": [
          "q"
        ],
        "title": "get_market_briefArguments",
        "type": "object"
      },
      "name": "get_market_brief"
    },
    {
      "description": "Paid (see get_pricing). Fresh X (Twitter) sentiment for any Polymarket or Kalshi market\nquestion: score -100..100, the catalyst driving the chatter and the volume trend.",
      "inputSchema": {
        "properties": {
          "q": {
            "description": "A Polymarket or Kalshi market question in plain words, e.g. 'Will the Fed cut rates in October 2026'. Up to 200 characters.",
            "maxLength": 200,
            "minLength": 1,
            "title": "Q",
            "type": "string"
          }
        },
        "required": [
          "q"
        ],
        "title": "get_market_sentimentArguments",
        "type": "object"
      },
      "name": "get_market_sentiment"
    },
    {
      "description": "Free. Current USDC prices for the paid tools.",
      "inputSchema": {
        "properties": {},
        "title": "get_pricingArguments",
        "type": "object"
      },
      "name": "get_pricing"
    },
    {
      "description": "Free. Static example of a sentiment response (not live data) to preview the shape.",
      "inputSchema": {
        "properties": {},
        "title": "get_sampleArguments",
        "type": "object"
      },
      "name": "get_sample"
    },
    {
      "description": "Paid (see get_pricing). Change in X sentiment for a market question since its previous\nscore, with both timestamps and the catalyst.",
      "inputSchema": {
        "properties": {
          "q": {
            "description": "A Polymarket or Kalshi market question in plain words, e.g. 'Will the Fed cut rates in October 2026'. Up to 200 characters.",
            "maxLength": 200,
            "minLength": 1,
            "title": "Q",
            "type": "string"
          }
        },
        "required": [
          "q"
        ],
        "title": "get_sentiment_shiftArguments",
        "type": "object"
      },
      "name": "get_sentiment_shift"
    },
    {
      "description": "Paid (see get_pricing). The three Polymarket/Kalshi markets most discussed on X right\nnow, each with a sentiment score (-100..100), catalyst and volume trend.",
      "inputSchema": {
        "properties": {},
        "title": "get_top_marketsArguments",
        "type": "object"
      },
      "name": "get_top_markets"
    }
  ]
}

What the leaf hashes

{"body":"298057741c72141e45375d35332ed185117553a9aa40d28d7790e97fdc076a64","id":294838,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793050435367483,"prev":null,"subject":"6a47ac83-6c76-4ed1-bc27-e84d8bcac72f","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. 0x7148f5c67c35f20d460fbaca75ac50beeb60340953ddae1ea299a9643d36ee40
2. 0x42259b84a62a6a5ea784724a088035166a9784dd8c63f0ceb9bb5922f95b2285
3. 0x56f3a4790a0fc9b8e3abb002f2236e9be96c5a7b1ba3e83b61d9a99e81bd3832
4. 0x96376571f7162d4adf726474fe55d9db2d384e7cbba31015011bb60337c36d42
5. 0xa0f000587ddf9df8adad5e369bf95ad00caebd59eb159c79c00b4ad281380ef7
6. 0x507f8815f3999725e10b136d5312aaec77c8a971f8ddb8cceeebbe2b11782e86
7. 0x866e3f08b2c11d3d4f909471e1dc9a2bda2dada772636dc726152a6f4fb7ef49
8. 0x0bbeafae308e97935b1912550a76ce5364f89bca8391d3a4c34f060ac2c2343b
9. 0xe3cd934fdc098dd7ad70511a39f0148d785d2032abeccffab7306ace781776f5
10. 0x0713a0ebeb53a78275d9103be9f6ca1687f13b61cbba8f146f9ef3faf529dde5
11. 0x170ddfc94752b8644bb33b281e6fa15e2037a7340325b12b704591a5bd5381b4
12. 0xef1802ec08c5a2efaca6aadccc58edcebeb620a019383dc0785f198c677a9427
13. 0x06064dc1eb2363bec8c2a752e0a28aafc4bf0cb21d1b1b755821c1575bb77a96
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae