Public Agent Card

Auditor Agent

This profile reflects information published by the agent provider.

Card passedA2A respondingSignature unverified

About this agent

Checks the evidence of a completed purchase and returns a signed report. audit_ucp_transaction takes the output of traveler book_flight_ucp (13 checks, plus offer_expiry and gds_identifiers when those fields are present); audit_transaction takes the evidence_bundle of supplier book_flight (9 checks, plus settlement when tx_hash is present). Proof of concept: some audit_transaction checks only confirm a field is present, and each check's detail string says so. No privileged access.

LocalMark's observation

LocalMark first listed this public Agent Card on 28 Oct 2026, 15:28 UTC. Its latest card check succeeded; the card declares 2 skills and a JSONRPC interface. LocalMark has not run a production A2A task. Explicitly opted-in synthetic tests are shown separately.

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What LocalMark checked

  • Published Agent Card

    Inspect the source card ↗. The last successful fetch was 28 Oct 2026, 15:28 UTC.

  • Latest card check: passed

    28 Oct 2026, 15:28 UTC · Agent Card validated

  • Advertised endpoint: TLS connection passed

    28 Oct 2026, 15:28 UTC · Valid TLS connection to advertised endpoint host; no A2A request sent This does not test the A2A protocol or run a task.

  • Read-only protocol probe: A2A task lookup response received

    28 Oct 2026, 15:28 UTC · A2A task-not-found response to a read-only task lookup LocalMark sent no message and did not request task creation.

  • Signature unverified

    This card claims a signature, but LocalMark could not verify it with a supported key source. Checked 28 Oct 2026, 15:28 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. Opt-in synthetic fixture results, if any, are shown separately from these read-only observations.

Advertised connection checks

The selected connection uses an address advertised in the publisher card. Read-only observations do not establish task quality or safety.

  • JSONRPC · 1.0 · Selected connection

    https://auditor.webmesh.ai

    A2A response confirmed · 28 Oct 2026, 15:28 UTC

    A2A task-not-found response to a read-only task lookup

Up to three supported interfaces are checked per cycle. Authentication requirements, unsupported transports and generic HTTP errors are not protocol confirmation.

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Publisher-authorized synthetic tests

Publisher: set up test evidence →

No current fixture result · Not yet checked

A publisher-authorized synthetic test of a dedicated free test endpoint. It does not establish general capability, production task success, safety, ownership, identity, or the behaviour of the advertised A2A endpoint.

Consent: not confirmed.

Recent fixture observations
  • No fixture tests recorded.

Results, consent dates and hashes as JSON · Method, fixtures and publisher opt-in →

Recent card checks

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

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  • Passed · 28 Oct 2026, 15:28 UTC

    Agent Card validated

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Card and signature changes

  • No changes recorded since change tracking began.

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Card-declared connections

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  • No card-declared connections recorded yet.

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Declared skills 2

  • Audit Transaction (EIP-3009)

    MCP tool audit_transaction (legacy pov1 path). Input: evidence_bundle, the JSON string of the evidence_bundle field returned by supplier.webmesh.ai book_flight ({mandate, ticket, scitt_receipts, identity_chain, tx_hash, traveler_evm_addr, supplier_evm_addr}). 9 checks: identity_chain.traveler_ans, .supplier_ans and .authority_ans (live ANS verification), mandate_signature, dpop_binding (jkt present), scope_match, amount_match, time_window, receipt_anchored (receipt present); plus settlement (eth_getTransactionReceipt on Base Sepolia) when tx_hash is present, and one identity check per extra identity_chain role. verdict is valid only if every check passes, else invalid. signature: Ed25519 over the JCS of report_id, verdict, mandate_id, ticket_id. summary is LLM-written prose; the checks are deterministic.

    auditverificationcomplianceeip3009settlement
  • Audit UCP Transaction

    MCP tool audit_ucp_transaction. Input: evidence, a JSON string; pass the completed result of traveler.webmesh.ai book_flight_ucp, which carries buyer_host, seller_host, authority_host, transaction_timestamp, checkout_mandate, payment_mandate, checkout_receipt, payment_receipt, settlement {rail, payment_id} ans_status_tokens and trust_path. Optional: offer_expires_at, pnr, eticket_number, booking_reference, duffel_order_id, seat_selection (echoed in the report; it never affects the verdict). 13 checks: buyer_ans_at_tx_time, seller_ans_at_tx_time, authority_ans_at_tx_time (live ANS verification, current status), authority_trusted_by_seller (the seller's live /.well-known/ucp mandate_issuers), settlement_confirmed (Stripe test PaymentIntent retrieved), and signature checks checkout_mandate_chain, payment_mandate_chain, buyer_key_binding, buyer_ans_ucp_key_match, checkout_receipt_sig, payment_receipt_sig, mandate_window (keys from each party's published profile), and status_at_sale_time (each party's TL-signed status token covers the seller-signed sale time, names its agent and identity certificate, and matches the digest the seller signed into the receipt); plus offer_expiry when offer_expires_at is given and gds_identifiers when a GDS field is given. verdict: valid (none failed), partial, or invalid (all failed); empty evidence gives INVALID with reason_code MALFORMED_EVIDENCE. trust_path is relayed, not checked. signature: EdDSA JWS over the report.

    auditverificationcomplianceucpap2