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Check a document claimAn atomic, verifiable statement linked to evidence, a coverage envelope and separate human assessment dimensions.

Link a text excerpt to an exact anchor and an explicit limitation.

Public boundary

Text stays in the browser; no automated truth decision is made.

State

Stop when the source versionA source state fixed at a point in time with a digest, locator and change description. or exact excerpt is missing.

Input material

Paste public text and the claim to check.

This browser only

Result receipt · negative

The excerpt does not confirm the claim.

State
not-confirmed
SHA-256
a8d04a7cfcf834210f104d95d60f15b76bb9e4e30eaf60e7fc92c5868492809c
Evidence anchorsAn exact pointer to a fragment of a document, page, image or media item that supports or refutes a conclusion.
anchor:document-check:source, anchor:document-check:result

EvidenceResearch material whose provenance, time, integrity state and link to an exact source version are preserved. graph

Evidence graph 2 nodes, 1 edges. Accessible table follows. refutes source observed result not-confirmed
Accessible table · Evidence graph
SourceRelationshipResultStateEvidence anchors
source:document-check:fixturerefutesThe excerpt does not confirm the claim.result:document-check:fixturenot-confirmedanchor:document-check:source

833a1069014ef8c8652458064e1cdcf853e306ea3135d34a1108604e066fb3ca

Timeline

  1. source
    Source version observed

    observed · completed

    Evidence anchors: anchor:document-check:source
    source-version:document-check:negative
  2. analysis
    The excerpt does not confirm the claim.

    compared · not-confirmed

    Evidence anchors: anchor:document-check:source, anchor:document-check:result
    transform:document-check:negative
  3. review
    Human reviewThe stage where an authorized professional examines evidence, method, limitations and harm risk and records a decision. required

    decided · not-confirmed

    Evidence anchors: anchor:document-check:result
    decision:document-check:negative

a828d75a8a79d3a770a446a0ef5d8f78ae2d43d2e7a98e95f04eb7e6bf5e5741