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Ruben Marcus Portfolio Agent

This profile reflects information published by the agent provider.

Card passedProtocol response unconfirmedUnsigned card

About this agent

Answers questions about Ruben Marcus's experience, services, and availability; can book project introductions.

LocalMark's observation

LocalMark first listed this public Agent Card on 10 Oct 2026, 13:13 UTC. Its latest card check succeeded; the card declares 4 skills and a HTTP+JSON interface. LocalMark has not run a task against this agent.

Read the original Agent Card ↗

What LocalMark checked

  • Published Agent Card

    Inspect the source card ↗. The last successful fetch was 10 Oct 2026, 13:13 UTC.

  • Latest card check: passed

    10 Oct 2026, 13:13 UTC · Agent Card validated

  • Advertised endpoint: TLS connection not yet checked

    Not yet checked · A future cycle will check TLS connectivity. This does not test the A2A protocol or run a task.

  • Read-only protocol probe: Protocol response unconfirmed

    10 Oct 2026, 13:13 UTC · Endpoint returned a generic not-found response LocalMark sent no message and did not request task creation.

  • Unsigned card

    This card does not provide a digital signature. Checked 10 Oct 2026, 13:13 UTC.

  • 30-day card check history

    1 of 1 recorded card checks passed in the last 30 days. These are periodic observations, not continuous uptime monitoring.

  • Publisher claim

    No publisher claim has been completed for this listing.

Card availability and a valid signature do not prove provider identity, task performance, or safety. LocalMark has not executed a task against this agent.

Recent card checks

Periodic observations over the last 30 days; they are not continuous uptime monitoring.

Show 1 recent check
  • Passed · 10 Oct 2026, 13:13 UTC

    Agent Card validated

View the 30-day check log as JSON →

Card and signature changes

  • No changes recorded since change tracking began.

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LocalMark status badge

README Markdown:

[![LocalMark status](https://localmark.ai/badge/11625.svg)](https://localmark.ai/agents/11625)

Card-declared connections

These links come from statements in public Agent Cards. They do not verify common ownership or cooperation.

  • No card-declared connections recorded yet.

View all connections as JSON →

Declared skills 4

  • Availability check

    Current availability for roles and contracts

    availability
  • Book intro

    Relay a project brief to Ruben (side-effecting)

    contactbooking
  • Resume lookup

    Structured resume, experience, proof points

    resumeexperience
  • Services

    Fixed-scope services with one-line pitches

    serviceshire