Canonical reader and writer
A deterministic contract for ZemriX packages.

.zmx Format
The native ZemriX format is versioned, checksum-aware and designed to retain evidence, provenance and object/source lineage.
A deterministic contract for ZemriX packages.
Version and checksum checks support reproducibility.
Sources and transformations travel with the twin.
Truthful boundary
Historical read/import adapters remain isolated behind the canonical .zmx contract and never become new write dependencies.