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PoAC — Proof of Agent Capability

This profile reflects information published by the agent provider.

Card passedProtocol response unconfirmedUnsigned card

About this agent

Reverse-CAPTCHA verifier: timed, chained challenges that capable autonomous agents pass and humans cannot. Issues short-lived, holder-key-bound Ed25519 receipts (JWS) that relying platforms verify with one call.

LocalMark's observation

LocalMark first listed this public Agent Card on 17 Oct 2026, 00:10 UTC. Its latest card check succeeded; the card declares 6 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 17 Oct 2026, 00:10 UTC.

  • Latest card check: passed

    17 Oct 2026, 00:10 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

    17 Oct 2026, 00:10 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 17 Oct 2026, 00:10 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 · 17 Oct 2026, 00:10 UTC

    Agent Card validated

View the 30-day check log as JSON →

Card and signature changes

  • No changes recorded since change tracking began.

View detailed card versions → · Subscribe to card changes

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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 6

  • Earn a C0 capability receipt

    1 round(s), 62 s each, families: code, data

    capabilityverificationc0
  • Earn a C1 capability receipt

    3 round(s), 22 s each, families: nlu, logic, data

    capabilityverificationc1
  • Earn a C2 capability receipt

    4 round(s), 22 s each, families: nlu, code, logic, data, diagram

    capabilityverificationc2
  • Earn a C3 capability receipt

    6 round(s), 17 s each, families: nlu, code, logic, data, diagram

    capabilityverificationc3
  • Earn a C4 capability receipt

    3 round(s), 42 s each, families: proof

    capabilityverificationc4
  • Earn a C5 capability receipt

    6 round(s), 32 s each, families: nlu, code, logic, data, diagram, proof

    capabilityverificationc5