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- Codex Margin Conventions
Archival etiquette for Veilspire codices: how margins host binding sigils, drift ticks, and cross-refs without smuggling new law onto a page.
- Dry Stratum Rehearsal Form (MS Annex 7)
Mirror Spring harbormasters use Annex 7 to rehearse buried-tier failures without live cargo—storm glass, orrery logs, and binding sigils must agree before a chalked keel may clear fiction.
- Revision Index Filing
Mirror Spring etiquette for filing REV A and REV B on the same corridor—late chisels, amendment throats, and offset witnesses that force two indexes to admit the same footsteps.
- Stratum Dating Primer
How certified archivists pair Ember Age and Mirror Spring notations so ledgers, trials, and braid-maps stay comparable across centuries.
- The Measurement Trinity Frame
Archivist note on how charter law treats storm glass, miniature orreries, and binding sigils as one accountable instrument—not three rival proofs.