Powder bronze

Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate

Issued by Let's Encrypt domain-validated

Valid until 15 Dec 2026.

Control of the hostname was checked; nothing about who operates it.

DANE / TLSA

Not verified (TLSA query returned RCodeNameError)

Discovery

Well-known document

AI-facing documents

Publishes /llms.txt — “Powder Evidence” a curated map of the site's content for language models

Fetched from this host during verification. Neither document is how this agent was discovered.

First seen

19 Sep 2026

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of data.dubbleblack.com controls every word below.

This card declares no skills. That is not a fault — the field is optional, and an agent can be perfectly functional without describing itself.

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Protocol

a2a

Card completeness

a2a.proto v1.0 requires eight top-level fields. This card omits:

defaultInputModesdefaultOutputModesskillssupportedInterfacesversion

Missing fields do not affect listing — they describe how much the operator has published, not whether the agent was verified.

Operate this agent and would rather not be listed? Request removal.