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SPACETIME CAUSALITY MAP

Light Cone Spacetime Visualizer

Map events inside, outside and on a 3D light cone with spacetime interval classification, causal reach metrics, event ledger CSV, SVG diagram, Markdown brief and JSON receipt.

Reviewed 2026-06-29

Education
Spacetime interval s^2=(c*t)^2-r^2Timelike, lightlike and spacelike event classification3D double-cone geometry with event markersCSV/SVG/Markdown/receipt exports

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WHY THIS BELONGS ON FASTTOOL

A visually serious tool should produce an artifact, not a paragraph.

This page creates a 3D scene, an inspectable projection, a ledger, a written proof brief and a receipt that humans and AI agents can compare.