Evidence row 1486906

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Free: price, network and data freshness of this server's paid tools.",
      "inputSchema": {
        "properties": {},
        "title": "cartographer_statusArguments",
        "type": "object"
      },
      "name": "cartographer_status"
    },
    {
      "description": "Picks Apify Store actors for a scraping or automation task such as 'instagram posts' or 'google maps places'. Returns up to 10 actors ranked by text match, 30-day users and run success rate, with per-event price and an x402 run URL. Not charged when nothing matches.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 5,
            "description": "1-10 results",
            "maximum": 10,
            "minimum": 1,
            "title": "Limit",
            "type": "integer"
          },
          "max_price_usd": {
            "anyOf": [
              {
                "exclusiveMinimum": 0,
                "type": "number"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "max USD per call",
            "title": "Max Price Usd"
          },
          "need": {
            "description": "task in plain words, e.g. web search",
            "maxLength": 200,
            "minLength": 2,
            "title": "Need",
            "type": "string"
          },
          "x402_only": {
            "default": true,
            "description": "only actors payable via x402",
            "title": "X402 Only",
            "type": "boolean"
          }
        },
        "required": [
          "need"
        ],
        "title": "find_apify_actorsArguments",
        "type": "object"
      },
      "name": "find_apify_actors"
    },
    {
      "description": "Ranks live x402 endpoints for a task such as 'web search', 'token price' or 'pdf to text'. Returns up to 10 endpoints ranked by text match, 7-day liveness probes and on-chain USDC payer counts. Not charged when nothing matches.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 5,
            "description": "1-10 results",
            "maximum": 10,
            "minimum": 1,
            "title": "Limit",
            "type": "integer"
          },
          "max_price_usd": {
            "anyOf": [
              {
                "exclusiveMinimum": 0,
                "type": "number"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "max USD per call",
            "title": "Max Price Usd"
          },
          "need": {
            "description": "task in plain words, e.g. web search",
            "maxLength": 200,
            "minLength": 2,
            "title": "Need",
            "type": "string"
          },
          "network": {
            "anyOf": [
              {
                "maxLength": 64,
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "CAIP-2 network, e.g. eip155:8453",
            "title": "Network"
          }
        },
        "required": [
          "need"
        ],
        "title": "find_x402_endpointsArguments",
        "type": "object"
      },
      "name": "find_x402_endpoints"
    },
    {
      "description": "Trust card for one x402 endpoint URL: 7-day uptime from our probes, latency, last success, price, and the seller's on-chain USDC payers over 30 days. Not charged for unknown URLs.",
      "inputSchema": {
        "properties": {
          "url": {
            "maxLength": 2048,
            "minLength": 8,
            "title": "Url",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "title": "x402_endpoint_cardArguments",
        "type": "object"
      },
      "name": "x402_endpoint_card"
    }
  ]
}

What the leaf hashes

{"body":"c1d8c179459d59adbab7aa5cacc947906a6c15361b28abba1813db873fa9d64b","id":1486906,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793451975868489,"prev":null,"subject":"9554b5e1-2b1b-4ad6-b0dd-29b1a6fa6932","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0xbb3ba6d846ccffdee7c3a25e62d47ebf09dae233f568f4f9c31543b58d549b65
2. 0x99bd1b806412087b8d891aa11c0727ab8f8f5ecc621ce065b2ad28f3864b427e
3. 0xa0586a1e08f6d515b7c18fea2040086eabb7a26f0f909ac03129a06f4f63501c
4. 0x780371315108b57ac0c170e01c0857ac21ad089742b046af08bdfe8f4e79d4ce
5. 0xe096e4c18a89e8189955b652b884fbfc375283853ec2017493ca1db9d6e9c232
6. 0xbfd41ca620a78efcb987da5400ae86030b09c7c28ff5873ff55d9ce83a6fdd2d
7. 0x58c31ea6dd30cc26199903ab392e3fe89ae7a4cd44dac65d4b1f2a37da05b300
8. 0xf868e5ff2ca231d0044b6cd216c6eb3f9f959e8c6f49336b1c3c77bf03ca3707
9. 0x22444e4d089764a478246f89c496810be09311afa6152572f89dfe312da1275a
10. 0xbbf3df285df107bc6d23113e17ba608e37c06a462442c3ce0cb68ef99c1b93ed
11. 0x3fb72458caef297ea68c38bca67cb133fc0b7a147169bf4acee831078d4e0c12
12. 0x9f30cd684272f5492f71fbb9c973b9c7e8be8833d5ebcd4e235b89ebf080cc91
13. 0x2e3af79e569e22a770a061aed37789a38fa8f77d55a49fabc9b98ec41109db25
14. 0x8185eeafe9adefad89b2d62fb2c2a6beb3fde0409e51deb7d5c1a3c4cb40d65a
15. 0x57afe240b626bf60f6af8c76404811e95ea5519f217fac382bd159177a8ec870
16. 0x2e1cd25ce4079da9bfa6219d7ffec992149add4cd7d5c5b2cfee9908c1c8a5dd
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0