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# Experiment: I will use a Day cluster in Obsidian for 5 workdays
- URL: https://blog.warrenweb.net/experiment-pkm-create-today/
- Published: 2026-01-13T00:56:17.000Z
- Updated: 2026-01-24T23:29:13.000Z
- Description: Python services integrate PKM knowledge system architecture using Neo4j, Obsidian, and Claude AI.
- Author: Doug Warren
- Tags: PKM, KSA

I’m doing some tiny experiments in the new year, starting with this one.

## **Background**

For periodic Obsidian notes in my PKM system, I have a *Day* cluster with *Plan*, *Log*, *Health*, *Journal*, *Review*, Actions, and *Link*s. I have a similar cluster model for other time horizons: *Week*, *Month*, *Quarter*, and *Year*. It also creates visual tools that support my day with View, Base, Board, Canvas, and Drawing. Also, an Claude AI *Analysis* of Plan vs Log using *Plus-Minus-Next*, as well as *Diabetes Review* note is generated to supplement my Review.

My knowledge system model for temporal notes about time have vertical hierarchy and horizontal connections. They include navigation *wayfinders* to previous, next, and higher time horizons.

I create these linked notes with customized *properties* and consistent content structure with *templates* using Python services, shortcuts, or hotkeys.

I have created a *Neo4j* graph database with a *knowledge graph* of a model of my *Knowledge System Architecture (KSA)*, which I use to generate Obsidian notes for my PKM system such as my Day cluster.

I'm developing and using PKM services with *Python* scripts, services, and API endpoints with *shortcuts*, hotkeys, menus, links, buttons, Siri voice commands and dictation, and Swift user interfaces.

My PKM services include functions for:

- *Neo4j* graph database access via *Cypher* graph query language (GQL) for creation, updates, and queries.
- *Obsidian* PKM services for notes, folders, files, and commands.
- *Health* services from *diabetes* data from *Glooko* and *Dexcom* apps and websites with glucose, insulin, food, and activity data and reports from my CGM and insulin pump.
- *Claude* AI review services that generate Day or Week *Analysis* of my Plan *intentions* and actual Log *activities* using *Plus Minus Next* for my Day or Week Reviews.

## **Observation**

Previously, it took a lot of time trying to manage all the Obsidian metadata properties, template scripts, and consistent structural formats across my temporal notes.

I was constantly reinventing the wheel and still unable to find key knowledge objects in my PKM system.

So I'm currently have been using a new Day workflow that leverages my PKM services. Each day begins with a *Day Startup shortcut* than runs automatically at 6 am so it's ready to use when I wake at 7 am.

This includes a *Create Today* service that creates a Day cluster with all the customized linked notes that I need for each new day.

It also does a *Morning Review* that generates a *Diabetes Review*, as well as a final AI Analysis for yesterday's Review, and then opens the *Plan* for today.

I'm using my *Day* cluster notes throughout the day, and capturing thoughts, questions, actions along with field notes and procedures of what I actually do each day so I can review and refine my periodic workflow practices with automation if possible.

## **Hypothesis**

These are options for ideas, projects, skills, activities, and routines that I might I want to explore as tiny experiments in 2026\. Maybe I would...

1. Create a *Plan* for each Day with my top priorities, key actions, and scheduled events.
2. *Log* what happened each Day, including field notes on observations.
3. *Journal* thoughts and feelings about my Day.
4. Record *Actions* that I can do to improve my notes, efforts, or life.
5. Capture *Links* that can be used for various apps, topics, concepts, efforts, or outputs?
6. Generate Claude AI Analysis of my Plan intentions and Log activities using Plus Minus Next
7. Generate a Diabetes Review from Glooko and Dexcom apps and websites with CGM and insulin pump data.
8. Create a *Review* for each Day with reflections, insights, and next steps.
9. Create *Workflow* automations using shortcuts, scripts, services, and APIs.

## **Experiment**

Initially, I will focus on creating my Day cluster that I can use for my workflow each day to explore how I can simplify and streamline the process. For now, I will specifically work on option 1 about my Plan for each day. So this is my experiment for this week.

\> **I will use a Day cluster in Obsidian for 5 workdays.**

## Trials

These are the results of each day's trial and final results after the first week of my experiment.

- [Day 1](https://blog.warrenweb.net/experiment-day-cluster-1) (Jan 12 Mon)
- [Day 2](https://blog.warrenweb.net/experiment-day-cluster-2) (Jan 13 Tue)
- [Day 3](https://blog.warrenweb.net/experiment-day-cluster-3/) (Jan 14 Wed)
- [Day 4](https://blog.warrenweb.net/experiment-day-cluster-4) (Jan 15 Thu)
- [Day 5](https://blog.warrenweb.net/experiment-day-cluster-5) (Jan 16 Fri)
- [Summary](https://blog.warrenweb.net/experiment-day-cluster-summary/)