Hadi Mulia

Thinking applied to engineering

The questions I research, the models they suggest, and concrete parallels in my engineering work.

From a question to a decision rule

These are interpretive connections between my AI-assisted research notes and projects. They describe useful parallels, rather than claiming historical influence without a dated decision record.

AI, From the Atoms Up

Question
What turns a model into an operational AI system?
Working model
A technical stack crosses concerns such as state, identity, evaluation, and human authority.
Decision rule
Name the system boundary before assigning a capability or a failure to the model.
Applied example
The Fantopy orchestration record separates agent-generated pull requests from human merge authority. Terminus separates reasoning from permission to execute.
Read AI, From the Atoms Up and its sources

Functional Anatomy of Systems

Question
How do complex systems divide responsibility without losing coherence?
Working model
Specialized functions need records, communication, feedback, and boundaries around ownership.
Decision rule
When a system fails, identify which responsibility is absent, overloaded, or held by the wrong component.
Applied example
Terminus gives specialists ownership of their domain records and lets a shared view reference their evidence.
Read Functional Anatomy of Systems and its sources

Red Trees

Question
How does an inherited error survive, and how should it be corrected?
Working model
Claims depend on observations and on other claims. Correction should follow those dependencies.
Decision rule
Trace a conclusion to its evidence before trusting or repairing it.
Applied example
The Fantopy record describes independent scoring reconciliation. Terminus makes stale source evidence visible and proposes wider correction propagation.
Read Red Trees and its sources

All Roads Lead to Rock

Question
What changes when one technical layer hides the complexity of another?
Working model
Each abstraction transfers control and responsibility; failures can expose the hidden layer again.
Decision rule
State who owns the underlying behavior and what must remain observable across the boundary.
Applied example
Constant separates conversation continuity from an agent runtime. Fleetwatch observes machines over SSH without installing its own agent on them.
Read All Roads Lead to Rock and its sources

Business Shape Morphology

Question
How do capabilities, constraints, and recurring market gaps shape a product?
Working model
The visible product depends on supporting functions such as coordination, trust, operations, and recovery.
Decision rule
Design around the workflow that owns the constraint, including the work outside the interface.
Applied example
Ever keeps the hosts' spreadsheet in the operating workflow and connects it to invitation and RSVP software.
Read Business Shape Morphology and its sources

Further parallels

Research method and limits

I choose the questions and direction; AI assists with research, synthesis, and drafting. The articles link their sources and discuss uncertainty. They are personal research notes, not peer-reviewed scholarship. An analogy is a way to inspect a design, not evidence that the design works.

About the research notebook