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Scientific basis

Behind a simple interface lies complex biology

You don’t need to study microbiology to get a stable result. But every conclusion rests on a pattern you can check: scientific publications, protocols and more than ten years of our own experiments. Below is how all of that became code.

The language of the reactor

A reactor always speaks, you just need to understand it

Overheating, odor, substrate structure, worm behavior, moisture, condensation. On its own, each sign tells you almost nothing. Together they describe the state of the whole system.

Core temperature

The main indicator of fermentation. What matters is not the number itself but how fast it rises and the difference between the core and the surroundings: that is what shows whether the system is coping with its load.

Moisture and condensation

Water decides whether the substrate breathes or suffocates. Droplets on the walls and a wet top layer tell you about the balance of heat and air before a person would notice it.

Odor

Odor is the microbiome’s fastest report. A sour smell means the aerobic process has given way to an anaerobic one and the pH is already dropping. A smell of ammonia points to too much nitrogen in the feed.

Population behavior

The population reacts to conditions faster than any instrument. When the worms move down, climb the walls or stop feeding, they are responding to a change in their habitat.

A sign is not yet a diagnosis

The same sign means different things under different conditions. It only gains meaning in context.

How context is read
Context

27 °C is not yet a diagnosis

The working range is 15–25 °C; from 30 °C you are in the zone where there are 6–12 hours left to act. 27 lies in between, and on its own the number means nothing. Direction, moisture, feed and the cycle phase give it meaning.

ONE NUMBER · REACTOR #4CORE 27 °C
Direction+3 °C in 24 h
Last feeding36 hours ago
Moisture84 %
Cycle phaseactive phase · days 14–30

VermixAI · What matters: here 27 °C is the end of a short climb, not a steady plateau. Heating after feeding peaks at 24–48 hours, and we are inside that window right now.

01

27 °C on the way down

If the temperature had been falling for three days and moisture held at around 74%, this would be the usual tail after feeding. Vermix would suggest nothing: a day without alerts is what normal looks like.

02

27 °C on the way up

Here it is rising, moisture is already above 80%, and feed went in 36 hours ago. At this pace the critical 30 °C is a matter of a day, so you need to act now, not after the fact.

From sign to protocol

How an observation becomes a protocol

Every conclusion goes through the same mechanism: an observation passes through diagnosis, risk assessment and the state model, is checked against the scientific base, and only then becomes an action protocol. Every link is visible, so you can check a conclusion instead of taking it on faith.

Observations
Context
What to do
WHAT HAPPENEDALERT REVIEW · REACTOR #4
Reactor #4 · self-heating riskATTENTION
Loading
substrate added
Fermentation
rapid onset
Heating
core warms up
O₂ drops
anaerobic
Die-off
population leaves

VermixAI · Why this conclusion: a rising core temperature, high moisture and a recent feeding. In the past this trio of signs has led to an anaerobic shift.

Reactor #4 · observationsCAUGHT EARLY
moisturecore temperature
EARLY MARKER · DAY 1

VermixAI · What happened: moisture has been rising for three days in a row and the core temperature has started to climb. Each on its own is still normal; together they mark the start of self-heating.

Reactor #4 · what to doACTION PLAN
1
Loosen the top layer
to get oxygen back into the core
2
Pause feeding for 5–7 days
right now any portion is fuel for heating
3
Check ΔT after 24 hours
normal: the mass is no more than 5 °C warmer than the air

VermixAI · What happens next: if you let air back into the core and remove the feed, ΔT usually starts to fall. The crisis is over when everything lines up at once: the core is below 28 °C, the worms are spread through the whole mass again rather than along the walls, and the fermentation smell is gone.

A living system leaves a digital trail

Temperature, moisture, odor, substrate structure, population behavior, feeding history: separately they are scattered observations. Together they become a digital description of the reactor’s state.

Models

The models behind the conclusions

Not “the neural network decided so”: behind every alert is a pattern written into the code as a number. Thresholds are stored as constants, and each one is guarded by an automated test, so text that drifts from the science simply won’t ship.

C:N balance

The carbon-to-nitrogen ratio of the diet determines whether the core heats up. The optimum is 25–35:1. Below 20 ammonia appears, above 40 the process stalls; the calculator uses this scale to work out how to correct an imbalance.

Thermal delta ΔT

The temperature difference between the mass and the air shows whether the system is coping with its load. The threshold is 5 °C: up to it, all is normal; above it, attention is needed.

pH and oxygen balance

pH 6.5–7.5 and access to oxygen keep the microbiome aerobic. A shift in either one is an early warning of acidification and odor.

Checking the forecast against reality

After feeding, the system forecasts heating and checks it against your next reading. If reality has parted ways with the forecast, Vermix says so plainly, “hotter than expected”, instead of fitting an explanation after the fact.

Where the models come from

More than ten years of our own experiments. The protocols are written from the overheating and acidification we went through ourselves on our vermifarm.

How Vermix began
What we believe

We don’t replace biology with a machine, we make it understandable

The model calculates patterns; the decision stays with the person. Our job is to show the state of the reactor while the process can still be changed.

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