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The door: what an agent should know before it acts on a site

Quickstart: ask before you act

MCP, curl, Python, OpenAI Agents, Claude tool use, LangChain

The signed answer about any domain, laid out for a person

How each named agent behaves on sites, from verified requests

Capability registry

What sites declare agents can do, and what was verified

Verify a record

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One signed answer, no key.

Read, cite, connect or transact: ask first, verify the receipt offline, keep it with the action.

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Is your business record right where agents look?

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Two domains, side by side, same measurement

What search and answer engines read from a video

Browser extension

The second vantage point: from your own address, after JavaScript

The record on your phone, with receipts

Your site

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A free A–F audit with every defect named, no account. Fix it, then prove it held.

Developers

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Resolve protocol

The signed answer: what it holds, how to verify it

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Typed clients, the offline verifier, conformance fixtures

The Ed25519 keys every answer is signed with

Every finding the measurement can raise, with its revision

Run the suite against your own implementation

Data

The door: census, conduct, proof and datasets, each with a denominator

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CC BY 4.0 snapshots and the archive

SEO and AI tools, measured

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Registry: media kits, llms.txt, entity graphs

Verified machine-readable profiles of real organisations

Learn

The door: guides, findings and the glossary, from measurements

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Every term the product uses, defined

Who sends each agent, what it reads, how to verify it

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Glossary · Linked data and entities

Default graph

The single unnamed graph in an RDF dataset.

What Default graph does not show

It is a structural position, not automatically the most authoritative or complete graph.

Terms this definition uses

Named graph · RDF dataset

Definitions that name Default graph

Related terms in Linked data and entities

The RDF and JSON-LD machinery behind structured data, and the schema.org types a business page actually needs.

IRI · URI · URL · Blank node · Literal · Datatype · Language tag · Predicate · Subject · Object · Named graph · RDF dataset · Graph merge · Graph normalization · Canonical RDF · JSON-LD expansion · JSON-LD compaction · JSON-LD flattening · Remote context · Context poisoning · Vocabulary term · Schema type · Schema property · domainIncludes · rangeIncludes · Inverse property · ItemList · BreadcrumbList · WebPage · Article · NewsArticle · BlogPosting · Product · Offer · Service · Place · PostalAddress · GeoCoordinates · ContactPoint · AggregateRating · Review · Author relationship · Publisher relationship · mainEntity

Questions about Default graph

What is Default graph?

The single unnamed graph in an RDF dataset.

What does Default graph not show or guarantee?

It is a structural position, not automatically the most authoritative or complete graph.

Which area of the glossary does Default graph belong to?

Linked data and entities: The RDF and JSON-LD machinery behind structured data, and the schema.org types a business page actually needs.

← Named graph · RDF dataset →

See it in the full glossary · 731 terms across 19 areas.