Library Structure

library root/
├── Inbox/
├── Notes/
├── MOCs/
└── .pkm/
    ├── types/
    │   ├── note.md
    │   ├── moc.md
    │   └── fleeting.md
    ├── types.json
    └── .index/
        └── pkm.db

User-Visible Folders

Folder	Purpose
Inbox/	Quick captures and fleeting notes
Notes/	Default permanent notes
MOCs/	Maps of Content

Custom types can write to any relative directory inside the library.

Hidden Internals

Path	Purpose
.pkm/types/	Registered Markdown templates
.pkm/types.json	Type registry
.pkm/.index/pkm.db	Rebuildable SQLite index

Ignore The Index

.pkm/.index/ should be ignored in git. It is derived from Markdown files.