The ledger
Where you are.
Every page you open here gets remembered — in this browser, with localStorage, and nowhere else. No account, no server, nothing sent. This page is the ledger: what you've read on each path, what's left, and where to pick back up.
Codex paths
Also on the shelves
— the ledger is a small JSON file you can carry between browsers. Reset clears this device; nothing else to delete, it never left.