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Public Agent Card

DPUone — The Second Factor for Agentic Commerce

This profile reflects information published by the agent provider.

Card passedProtocol response unconfirmedUnsigned card

About this agent

DPUone is the GSC trust anchor: the second factor for agentic commerce. Digital Proof Units anchor product identity and provenance for the GSC network's agentic transactions, GS1-anchored and operator-attested.

LocalMark's observation

LocalMark first listed this public Agent Card on 28 Oct 2026, 14:51 UTC. Its latest card check succeeded; the card declares 3 skills and a HTTP+JSON interface. LocalMark has not run a production A2A task. Explicitly opted-in synthetic tests are shown separately.

Read the original Agent Card ↗

What LocalMark checked

  • Published Agent Card

    Inspect the source card ↗. The last successful fetch was 28 Oct 2026, 14:51 UTC.

  • Latest card check: passed

    28 Oct 2026, 14:51 UTC · Agent Card validated

  • Advertised endpoint: TLS connection passed

    28 Oct 2026, 14:51 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: Protocol response unconfirmed

    28 Oct 2026, 14:51 UTC · Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support LocalMark sent no message and did not request task creation.

  • Unsigned card

    This card does not provide a digital signature. Checked 28 Oct 2026, 14:51 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.

  • HTTP+JSON · 0.3.0 · Selected connection

    https://gtinfetch.ai/mcp

    A2A response not confirmed · 28 Oct 2026, 14:51 UTC

    Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support

  • HTTP+JSON · 0.3.0

    https://mcp.cpgknowledgegraph.ai/mcp

    A2A response not confirmed · 28 Oct 2026, 14:51 UTC

    Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support

  • HTTP+JSON · 0.3.0

    https://dpuone.ai/

    A2A response not confirmed · 28 Oct 2026, 14:51 UTC

    Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support

  • JSONRPC · 0.3.0

    https://dpuone.ai/

    Not checked · Not yet checked

    No stored read-only probe for this advertised interface.

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

Repair connection or request a recheck →

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.

Show 1 recent check
  • Passed · 28 Oct 2026, 14:51 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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README Markdown:

[![LocalMark status](https://localmark.ai/badge/498838.svg)](https://localmark.ai/agents/498838)

Card-declared connections

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

View all connections as JSON →

Declared skills 3

  • Canonical Network Stats

    Serve the canonical GSC statband: 84.1M GTINs · 353,532 makers · 8,619 retail banners · 1,973,447 points of sale · 25 markets · AI agent traffic · 64.4M · 30 days to 2026-10-19 · 25 a second · 30-day average (statement of record, read live: https://gsc-radar.ai/statement.json).

    statscpgnetwork
  • Human-in-the-Loop Contact

    Reach GreenCore Solutions Corp. via GSC Navigator (https://gsc-navigator.ai/); every transactional commit is human-signed.

    contacthitl
  • SKU Discovery

    Resolve BPC/CPG SKUs/GTINs to canonical, cited product identity on the SPARKS CPG Knowledge Graph (MCP at https://mcp.cpgknowledgegraph.ai/mcp).

    cpgbpcgtinknowledge-graphmcp