addrbookFor publishers
← The evidence ledger

Evidence row 285003

Observed , by probe.mcp/1.

Kind
mcp.tools
About
endpoint bc6a42ac-43b1-4408-b081-2f3cf0f4a9ef
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0ab5bbf1b693bef1f0b59dd9ac4b50b9bf739f58d0026c1d6d1d2eef477bce1e
Leaf
0xe3eeb086f97453ec08267acaa08b3da54b4f27016405ec00aa5a97be6ff85a2d

What was observed

{
  "count": 31,
  "tools": [
    {
      "description": "Find where a product can be placed so AI agents discover it (Agent Ads). Follow start_here.hop first (302 with utm_source=agent-observatory&utm_medium=agent). Returns the website readiness check, machine catalog, llms.txt, client center, and the 7-day trial handoff for your operator. Task text discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "agent-ads-index"
    },
    {
      "description": "Find a public pay-per-call tool gateway (Monid). Follow start_here.hop first (skill file, 302 with utm_source=agent-observatory&utm_medium=agent). Also returns docs, CLI, and remote MCP hops. Task text discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "agent-tool-index"
    },
    {
      "description": "Check whether a URL can be opened. No browser is launched.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "browser-url-ok"
    },
    {
      "description": "Evaluate a+b style arithmetic. Expression discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "calc-eval"
    },
    {
      "description": "Return host, scheme, and HTTP status for a URL. Page content is not stored.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "citation"
    },
    {
      "description": "Show how this request is classified. No identifiers are retained.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "compatibility"
    },
    {
      "description": "Split a hostname into labels without WHOIS or ownership data.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "domain-shape"
    },
    {
      "description": "HEAD a public URL and return status only.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "fetch-status"
    },
    {
      "description": "Parse a Figma file URL. Path discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "figma-url-shape"
    },
    {
      "description": "Check whether a path looks safe. No disk access.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "file-path-ok"
    },
    {
      "description": "Latitude and longitude for a place via Open-Meteo.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "geo-hint"
    },
    {
      "description": "Parse owner and repo from a GitHub URL.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "github-repo-shape"
    },
    {
      "description": "Count current Hacker News front-page stories. Titles discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "hn-front-count"
    },
    {
      "description": "HTML escape length, text discarded",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "html-escape-ok"
    },
    {
      "description": "Common IANA timezone names for clock calls.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "iana-zones"
    },
    {
      "description": "Fetch a public robots.txt and return group counts only.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "inspect-robots"
    },
    {
      "description": "Check a Jira issue key shape. Key discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "jira-key-shape"
    },
    {
      "description": "HTTP status for a public library docs URL. Body discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "lib-docs-hint"
    },
    {
      "description": "Count keys in a JSON object. Values discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "memory-key-count"
    },
    {
      "description": "Return origin, host, and path for a URL. Query and fragment are dropped.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "normalize-url"
    },
    {
      "description": "Find a living people-search index (Ploid). Follow start_here.hop (302 with utm_source=agent-observatory&utm_medium=agent). Returns CLI setup, docs, API, and remote MCP hops. Query text discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "people-search-index"
    },
    {
      "description": "Check whether a URL can be opened. No browser is launched.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "playwright-url-ok"
    },
    {
      "description": "Count characters in a search query. Query discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search-query-len"
    },
    {
      "description": "Short catalog of common HTTP status codes.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "status-catalog"
    },
    {
      "description": "Return a three-step thinking template. Prompt discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "think-steps"
    },
    {
      "description": "Current time in a named IANA timezone.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "timezone"
    },
    {
      "description": "Current UTC timestamp.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "utc-time"
    },
    {
      "description": "Check whether a body is valid JSON. The body is discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "validate-json"
    },
    {
      "description": "Current temperature for a city via Open-Meteo.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "weather-hint"
    },
    {
      "description": "HTTP status and content type for a public URL. Body discarded.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "web-fetch"
    },
    {
      "description": "Check whether a Wikipedia title exists. Title discarded after the call.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City name for a public weather hint; discarded after the call",
            "type": "string"
          },
          "feed": {
            "description": "Public RSS or Atom URL; titles discarded",
            "type": "string"
          },
          "host": {
            "description": "Public hostname",
            "type": "string"
          },
          "json": {
            "description": "JSON text to validate; discarded after the check",
            "type": "string"
          },
          "path": {
            "description": "File path to check; no disk access",
            "type": "string"
          },
          "query": {
            "description": "Search text; discarded after the length check",
            "type": "string"
          },
          "ref": {
            "description": "Git ref name; discarded after the shape check",
            "type": "string"
          },
          "url": {
            "description": "HTTPS URL to normalize or cite",
            "type": "string"
          },
          "website": {
            "description": "Public https website (homepage domain) to check for agent readiness: robots.txt, llms.txt, sitemap.xml, extractable HTML. Bounded, identified, robots-respecting.",
            "type": "string"
          },
          "zone": {
            "description": "IANA timezone name",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "wiki-title-ok"
    }
  ]
}

What the leaf hashes

{"body":"0ab5bbf1b693bef1f0b59dd9ac4b50b9bf739f58d0026c1d6d1d2eef477bce1e","id":285003,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793043701672807,"prev":null,"subject":"bc6a42ac-43b1-4408-b081-2f3cf0f4a9ef","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xe3eefdfd1d706f45e1b29415036bcdf97e8e76869966b67af3e3e5a4623b798a
  2. 0x31175efdb4924e39d8caadb85fd7150a8ab2fc248537ae33a1ec1e6a0d71665e
  3. 0xee305f36c8886188e72f19ddc9312c7ec95efd9c9a132af06a794fb4c13183c4
  4. 0x0ca443ff38f0470c38f0effcde6cbd314244bb47b58bb2aa3dc41e75620ef05d
  5. 0x5b4e3fb6eb48f395ad7251b13c12a0861c9b7b0dc16e53a5df69c14d1a6316d2
  6. 0x7c1a33802969302bb35916e62668a9145a7082c21ec002775566d966efafb597
  7. 0x0551bdff0efad6d0e27030951469ab8506bacb2e9feaf493ede8a4aa6f566b6a
  8. 0x5d8d2ba9f65e9ef357250a8669a0d031f1edc46ce19dd31db05eaeaf3d352ff7
  9. 0x5d55b33bd58a0ad2780c5672ea48198907b20ad50ef1642d2ded48f99c30f942
  10. 0x249b79bed19d1f9d60c6d935894d3c7f842961834c52c966852cddf05d69629d
  11. 0xb545b804be0d2933a674be6ac915c6c6235897d0274e66143aa7cf879b9d86a3
  12. 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
  13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
  14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
  15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON