BETA

BLUF is in public beta. Automated sourcing and summaries by the BLUF engine, monitored by our team. Summaries may contain errors — verify important details at the source. Not medical, legal or financial advice. Public beta — automated summaries may contain errors. Full disclaimer

HOW BLUF WORKSSOURCE TRACEEVIDENCE STANDARD
“WHERE DID THAT COME FROM?”

Show the evidence
behind the BLUF.

Every synthesized event should be traceable back to the reporting and primary material that supports it.

HOW BLUF HANDLES EVIDENCE

One event can be reported differently without becoming five different stories.

SUPPORTMULTI-SOURCENot a probability score
01

Evidence Chain

CLAIM → SUPPORT → SYNTHESIS

CONFIRMED FACT

Facts directly supported by attributable reporting or primary material.

CORROBORATED

Multiple independent sources support the same core development.

BLUF SYNTHESIS

BLUF compresses supported facts into the shortest useful operational summary.

02

Source Picture

WHY EACH SOURCE IS HERE

01
PRIMARY / OFFICIAL

Official statement or primary record

Establishes the directly attributable action, data or position.

DIRECT
02
NATIONAL REPORTING

Independent national reporting

Adds verified reporting, interviews and broader context.

CORROBORATES
03
INTERNATIONAL REPORTING

Independent international reporting

Adds regional perspective and independently reported details.

CORROBORATES
04
SPECIALIST ANALYSIS

Subject-matter reporting / analysis

Provides technical or domain context without replacing primary facts.

CONTEXT
03 // WHEN SOURCES DISAGREE

Don't average away the disagreement.

BLUF should identify established common facts, attribute material claims to the source making them, and expose meaningful conflicts or unknowns. The synthesis should never manufacture certainty the evidence does not contain.

04

Source Disagreement

AGREE → DIFFER → UNKNOWN

WHAT SOURCES AGREE ON

Common factual ground

Multiple independent reports support the same core event, timing, and material development.

SUPPORTED ACROSS SOURCES
WHERE THEY DIFFER

Material claims remain attributed

Sources may differ on cause, intent, scale, responsibility, or expected consequences. BLUF shows those differences rather than merging them into one assertion.

ATTRIBUTION REQUIRED
WHAT IS STILL UNKNOWN

Uncertainty stays visible

Information that has not been independently established remains an open question and should not quietly migrate into the BLUF as fact.

WATCH FOR CONFIRMATION
BLUF SYNTHESIS RULE

State the common facts plainly. Attribute the disagreement. Preserve the unknowns. Update the event when stronger evidence arrives.