SHARED PAIR2c–2eAbout →

Reports

Show the work.

These reports cover decisions and obligations shared across applications or runtime lines. Package-specific compatibility and test evidence stays with each application.

Two-centre, two-electron bondTwo centres joined by an overlapping electron-density field containing two electrons with opposite spin projections.2c–2e · paired spin
R–01

Architecture

What belongs where

Which files belong to the runtime, which stay with each app, and why.

Updated
31 Aug 2026
R–02

Build method

Can we build it twice?

Pinned builders, frozen inputs, matching outputs, SBOMs, and provenance.

Updated
31 Aug 2026
R–03

Security

One runtime, one responsibility

Fast patches, app-wide testing, rollback, and a clear end to old runtime lines.

Updated
31 Aug 2026