CLOSED

FOUNDING VAULT

Five matching-number collections kept across Chapters 001–010: #004, #020, #100, #210, #420.

RELEASE VAULT

Numbered pieces offered during a Window and withdrawn when it closed. They return only through an official Vault Release.

HOUSE ARCHIVE

#001 of every Chapter. Never offered for sale.

FOUNDER ARCHIVE

#021 — MMXXI. Held apart from the Vault.