Evidence row 537601

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Returns one chart from the Chart of the Day archive: the data table behind it (rows as published), claim, takeaway, note and the sources it cites. Look up by slug or title. Data is as published on the chart page; follow source_urls for the original data.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "slug": {
            "description": "Chart slug or title, e.g. \"pre-seed-valuation-dispersion\", \"ai-inference-cost-comparison\"",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "get_chart_data"
    },
    {
      "description": "Returns the most recent charts from Mode VC's Chart of the Day archive (one new chart per day, mostly AI model, adoption, developer-package and pricing data), newest first, each with its claim, takeaway, URL and cited sources.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "description": "Number of recent charts. Default 3.",
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "get_venture_chart_of_the_day"
    },
    {
      "description": "Searches every chart in the Mode VC Chart of the Day archive by keyword over title, claim, takeaway and keywords. Returns claims, takeaways, canonical URLs, markdown endpoints and cited sources. The archive grows by one chart a day; the response states its current size.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "description": "Maximum charts to return. Default 10.",
            "maximum": 100,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Search term, e.g. \"pricing\", \"claude\", \"inference\", \"sdk\"",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_charts"
    }
  ]
}

What the leaf hashes

{"body":"b735d4c043ebf96c40d08f0cf6731556b1033d8e77d63612e0699130377cc89d","id":537601,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793129015835127,"prev":null,"subject":"1209a306-63a8-48fb-a80d-a2496db6fb50","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xebc1d60861320e439e93e369823f78015d3848df9ed745a6acb132a3140e9ecd
2. 0xabe881e234d6c4876ad89779a74f74129b4debab5a2278615121d584658809bf
3. 0xa306e43cc7a8b372966e2908515685871253412f60e535724bb9855144e8db13
4. 0xff6fe9c24a9a62d71ea50da6c99d53e4bb3df88ee5807c01a68b3292e4e2f4ac
5. 0x23c9307cc565a58372cd50b400ddeba6ba592da122034e96ca576c6c391c87e6
6. 0x080395f9a635979b351711c3221d758ce8a7604e33a1f8c27287a6df8139105d
7. 0xb9983d412e8c799cfffb7957ac43df08094ff5080d38eda76458a2b73c464c1f
8. 0x4aeac326d81b9bdf298f6e69ca75a0952c2d2b5b61a895119d767a9bcf4e8680
9. 0x45e8689a64228e5a0ea7f04a80dae2f11cc628a3d7aedc6d0744cd500c6d6021
10. 0xdaf848f74770c7306d5ce0afa39fe9e157a88d16c1379890545e1752b9240a2a
11. 0x8d7aa81f73a59db43b926bc8fc89ae1cba0632ecf1e5b94b087e267f66888fba
12. 0x71d164c799d87b4dc25af672a70aaf73791d8dbb1786a5d4eb3ead269cb7c28a
13. 0x89602081fbcc80aef8908f5df765767a1a41cc8b089111259ea78e6583a8bc4b
14. 0x41f9f462759cb539183e979fb3eb967d94755cf039c44a64a9a3c4ad97523cfd
15. 0x56f7109d4cde42492651beb1237c13cdcbf95e6fee2b2482391a2388e04c4629
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4