The Arcana journal

Reports, analysis
and announcements.

Notes from inside the build, practical thinking on decision intelligence, and reports designed to make complex choices easier to examine.

AllReportsAnalysisAnnouncements
Report
01

Prediction Ledger: The board got sharper

The late-evening ledger update: reconciled outcomes since September 28 and the latest forecast board.

Read the latest ledger ↗
Report
02

Prediction Ledger: The latest verdicts and the week ahead

The September 28 ledger update, with resolved forecasts and the next seven days’ prediction slate.

Read the latest ledger ↗
Report
03

Weekly Forecast Report: The first scores and the new board

Two hits, one miss, one void, and seven new forecasts. Updated September 23 using the original Treasury probability.

Read the latest report ↗
Report
04

Forecast Portfolio: Ten forecasts on Fed decision eve

Ten forecasts and scenarios to consider. Updated September 23 with sourced Fed and Treasury verdicts.

Read the report ↗
Report
05

Prediction Ledger: Eight forecasts on the record

Eight recorded forecasts, plus the cumulative scorecard: three hits, one miss and one disclosed void across the reports.

View scorecard ↗
Analysis
06

Why predictions should be open to examination

What makes a forward-looking assessment useful—and how confirmed, estimated, projected and unknown information should shape a decision.

Read the premise ↗
Announcement
07

Arcana joins DMZ Innisfil

Arcana enters the incubation program as the platform moves from an internal decision engine toward commercial use.

Inside the build ↗
Announcement
08

The Founding Circle opens

A small group of companies and leaders will test Arcana on real decisions and help shape the platform through practical use.

Explore the circle ↗

From inside Arcana

Follow the thinking
behind the build.

New reports and product announcements will be published here as Arcana develops.

Apply for early access ↗