Evidence row 1540521

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Download a publicly accessible MP4 or supported media URL, submit it to MP4.now using a converter slug, and optionally wait for the result. Private-network URLs and embedded URL credentials are rejected.",
      "inputSchema": {
        "properties": {
          "background_color": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "title": "Background Color"
          },
          "converter": {
            "title": "Converter",
            "type": "string"
          },
          "height": {
            "anyOf": [
              {
                "maximum": 100000,
                "minimum": 1,
                "type": "integer"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "title": "Height"
          },
          "quality": {
            "default": 90,
            "maximum": 100,
            "minimum": 10,
            "title": "Quality",
            "type": "integer"
          },
          "source_url": {
            "title": "Source Url",
            "type": "string"
          },
          "strip_metadata": {
            "default": true,
            "title": "Strip Metadata",
            "type": "boolean"
          },
          "timeout_seconds": {
            "default": 120,
            "maximum": 300,
            "minimum": 5,
            "title": "Timeout Seconds",
            "type": "integer"
          },
          "wait_for_completion": {
            "default": true,
            "title": "Wait For Completion",
            "type": "boolean"
          },
          "width": {
            "anyOf": [
              {
                "maximum": 100000,
                "minimum": 1,
                "type": "integer"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "title": "Width"
          }
        },
        "required": [
          "source_url",
          "converter"
        ],
        "title": "convert_image_urlArguments",
        "type": "object"
      },
      "name": "convert_image_url"
    },
    {
      "description": "Return the caller's MP4.now API credits, usage, and rate limit.",
      "inputSchema": {
        "properties": {},
        "title": "get_api_usageArguments",
        "type": "object"
      },
      "name": "get_api_usage"
    },
    {
      "description": "Check a MP4.now conversion job. A completed job includes an absolute, temporary download URL.",
      "inputSchema": {
        "properties": {
          "job_id": {
            "title": "Job Id",
            "type": "string"
          }
        },
        "required": [
          "job_id"
        ],
        "title": "get_conversion_statusArguments",
        "type": "object"
      },
      "name": "get_conversion_status"
    },
    {
      "description": "Search the live MP4.now converter catalog and return valid converter slugs such as mp4-to-mp3, mp4-to-webm, mp4-to-gif, and mov-to-mp4.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 50,
            "maximum": 100,
            "minimum": 1,
            "title": "Limit",
            "type": "integer"
          },
          "search": {
            "default": "",
            "title": "Search",
            "type": "string"
          }
        },
        "title": "list_convertersArguments",
        "type": "object"
      },
      "name": "list_converters"
    }
  ]
}

What the leaf hashes

{"body":"de1bd64727e20779fd938f8e1ccb39937e946cb3ad9983244b165438e642b40c","id":1540521,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793484423008024,"prev":null,"subject":"98cb4cda-ed0b-48c4-b0d5-3b9253de1707","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. 0x3e2d0e116a474404a2ac9ae4e2da0938ba0ac7961c616be625e27d957bd381a6
2. 0xa27c032ed3c5b6deaa47ce493176f73d61ff6f2b84e3abca710df28772db6e6d
3. 0x9d8ff69a251a1e72d5b5e5c80a88bf828f1210734b9efe959cecabc738c4f345
4. 0x40113c69180787efda37fb2c48f96476fbf9e5307377774b6e5c3b0a8f230a46
5. 0x8eb9bc7d957813655785f0ae4cd6e626a87819ab41e7610f1ea8faf814ffa1cd
6. 0xfa594e8ef7bd86f391b941dcfe6a9aa066dcd5586575f28e75036a5f769984ab
7. 0x27aa655dfa489cea85c9b08140fc033f14e54fbab1b48c3f280dcb10e51a59a6
8. 0x4fa01b7d5140d6425afc9d3dd8f8602276c29377420420607e60f9dd721bb60f
9. 0x2f64dc3d022ba2d185766a8fac065c479703ff2902a64438933c59fb45483cc5
10. 0x69a222fb81211293ab31eb32e4fb25fd66717a0ced79b3395e3dcb61ed47ed9d
11. 0xbbc83a4b1b01b3af98dfe493480d85d0734f74d8f5a0099472ebf8755f71e108
12. 0x644481f5f4072dae60b1cdae8af4faa297a315637e51d56e8c6a35f9ec94a8b1
13. 0x13b302bc666612c6a2355a9f2772bb5e8b41864f84bd2faa6fde4925d59ffbeb
14. 0x52abc997ae7243cb8d8ecfd77101582ba9534053215bf053c093c35dae7572c6
15. 0xc712f139a437e96ecb98a6d83c47c29921720c39ba2e7e94f4973de043fb567c
16. 0x24ea73817c2ff07f87a42be89aff36ac5fe49b64420a647cd406ee60e6a77f70
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0