The short version
A numbered structure for organizing files, notes, and other personal information.
From the HackerLinks archive
Johnny.Decimal
A numbered structure for organizing files, notes, and other personal information.
At a glance:
First seen:2026-08-23
Last seen:2026-08-23
Times seen:1
Website:johnnydecimal.com
Why it caught our attention
Its creator showed a low-tech way to give Claude reliable note locations.
Where it surfaced on Hacker News
2026-08-23
“I use an Obsidian vault and my system. "It's at 23.16", I tell Claude. From that it can instantly find my notes and files.”
jen729w · author context · author or maintainer
Direct HN comment
Show HN: OzBrain, a shared brain for knowledge between agents and your team
Also surfaced in this discussion
Quartz
Show HN: OzBrain, a shared brain for knowledge between agents and your team
2026-08-23