Evidence row 566076

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Free. Tell the people who run this service what worked, what failed or what you miss: a bug, an idea or a thanks. A person reads it. No payment, no account; limited to a few messages an hour.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "contact": {
            "description": "optional: how we can reach you or your operator",
            "maxLength": 200,
            "type": "string"
          },
          "kind": {
            "default": "other",
            "enum": [
              "bug",
              "idea",
              "praise",
              "other"
            ],
            "type": "string"
          },
          "message": {
            "description": "what worked, what did not, what you miss; no secrets or private data",
            "maxLength": 2000,
            "type": "string"
          },
          "route": {
            "description": "the route the feedback is about, if any",
            "enum": [
              "proxy",
              "fetch"
            ],
            "type": "string"
          }
        },
        "required": [
          "message"
        ],
        "type": "object"
      },
      "name": "feedback"
    },
    {
      "description": "Fetch one URL from a residential IP and get the raw response as JSON: status, final URL, headers and body (text or base64), up to 10 MB. GET, HEAD or POST, your own headers, an optional country. No JavaScript rendering. You pay for the megabytes delivered; a fetch that fails is not charged. Pay per call in stablecoins.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "body": {
            "description": "request body for POST, sent as given",
            "maxLength": 1048576,
            "type": "string"
          },
          "country": {
            "description": "exit country, a two-letter code such as DE or US (default: anywhere)",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "headers": {
            "additionalProperties": {
              "type": "string"
            },
            "description": "request headers; Host, Content-Length, Connection, Accept-Encoding and proxy headers are set by the service",
            "type": "object"
          },
          "max_mb": {
            "default": 1,
            "description": "most megabytes of the response to return and pay for; a longer body is cut and flagged truncated",
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "method": {
            "default": "GET",
            "enum": [
              "GET",
              "HEAD",
              "POST"
            ],
            "type": "string"
          },
          "url": {
            "description": "the http or https URL to fetch",
            "maxLength": 2000,
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "fetch"
    },
    {
      "description": "Residential proxy for AI agents. Pay for gigabytes of traffic and get a proxy login (host, port, username, password) after payment, to use with curl, a browser or any HTTP client. Choose a country, rotate the IP on every connection or keep one with a session tag. A pack lasts 90 days. Pay per pack in stablecoins. Not offered on Solana: pay on Base or Polygon.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "description": "optional default exit country, a two-letter code such as DE or US; the username can override it per connection",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "gb": {
            "default": 1,
            "description": "gigabytes of traffic in the pack (1 GB = 1,000,000,000 bytes, counted on both directions)",
            "maximum": 100,
            "minimum": 1,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "proxy"
    }
  ]
}

What the leaf hashes

{"body":"50fe999031fd237c5b5400eb0f149d0f71835bc211397dee726f9a1332aa3505","id":566076,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793138352431201,"prev":null,"subject":"6c1e5c0e-535e-46a3-a6b3-4c601a1221c1","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. 0x3a1194719edea2d47b3c342333412db94520d4b918aeeda61472f58e5f497cc9
2. 0xd121e827d1d201d203f678bc9f8e140a7c32ea82d27d36f0ac19432b4ae6c848
3. 0x813cf3e866ac9131169d98c95292741f2ebd1202fbbcdbfcb80373cf5e336ae2
4. 0x67769733039a43439e70c77d74a6ac0be0aba3cf1c83c8aacc35a1ec7bb26709
5. 0x0f833088a1f03a0719b745de59a1ba7b233bc6beb6917df2cf609131db0d22bc
6. 0x17b234c1af796d3ff9ede3a52ce6b41fa4f722ffb8db2d7053c87211d113df21
7. 0x56ffc4b71274b566ecd5241b5a18909420a02d72479b8d35c42105f09214cfa9
8. 0x9c7cdc6c78763a8ba43a5008dbe8e7078234544c5855922b1f6cd7f192e71b21
9. 0x4a6e335ddc533fcc2624df247a47c8f07765a512d8321d7c754dea8dc1e37dbc
10. 0x20dbe8a978b71c865495b5eca97e15fce3a6b41f17facc85d1be13c3383515ec
11. 0x3689959f22248b99aac42058fcdd09cd65a6236ef340ba1b624c29d4313a37d4
12. 0x4add9ebe2bbf86a7a32e3cec38874af82baf38b21fde64a6952bf3d4124e2c7f
13. 0x9e70d944564843a0f0d88b623d628ff2e2ac17c172d4ebe0ed141fe8b9f9dae4
14. 0x42784d9809d120654630ee1b254a1dd90a2bbd3024aa180f1a59bbf53e9316e4
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4