Systems.

Real products.
Inspectable decisions.

Our work spans market intelligence, property decision systems, and local-first training. Different environments. Shared questions about state, evidence, and whether the software actually works.

Cavrino

Decisions need a history.

Market intelligence and decision support for collectible card markets. Reconstruct the evidence, inspect the assumptions, and separate a decision from its outcome.

The engineering question: can we reproduce what the system knew at a particular moment?

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CavrinoPoint-in-time replay

Evidence available

ObservedRetainedVersioned

Observe → reconstruct

DecisionCutoff

Later information

CorrectionsRevised labelsFuture outcomes

Excluded from the decision

What was known then. What happened next.Evidence boundary · schematic

Parignal

Evidence before confidence.

A property-analysis workflow that brings lead triage, underwriting, and renovation planning back to inspectable sources and explicit assumptions.

The engineering question: what should a system refuse to conclude when evidence is missing?

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ParignalEvidence-backed property analysis

Evidence

Sources
Comparable sales
Known gaps

Assumptions

Scope
Cost ranges
Uncertainty

Approval

Review the scope
Confirm the inputs
Own the decision

Confidence has to follow the evidence.Decision boundaries · schematic

Seismic Toss

Progress that stays yours.

A training companion for strength, calisthenics, and time on the mat. Simple progression, one reliable record, and no account required to train.

The engineering question: can the product stay useful when the network does not?

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Seismic Toss training interface showing a local training plan and workout controls. — One training record. Owned by the person doing the work.View full-size capture Local product capture