# Universal Architectural Concern Template

> For any architectural concern, define its intent, boundary, contract, invariants, allowed variation, forbidden leakage, validation strategy, observability model, and evolution policy.

Record: `algorithms:universal-architectural-concern-template`
Kind: algorithm
Canonical: https://banes-lab.com/ontology/algorithms#algorithms-universal-architectural-concern-template
Closure: https://banes-lab.com/json/records/algorithms/universal-architectural-concern-template/closure

Listed in [Algorithm contracts](https://banes-lab.com/api/records/algorithms.md), after [Architecture Selection Meta-Algorithm](https://banes-lab.com/records/algorithms/architecture-selection-meta-algorithm.md) and before [Architectural Contract Algebra](https://banes-lab.com/records/algorithms/architectural-contract-algebra.md).

## Domain

- [Architecture](https://banes-lab.com/records/algorithms-domain/architecture.md)

## Tier

- [leaf](https://banes-lab.com/records/vocabulary/domain-tier-leaf.md)

## Math type

- [Logic](https://banes-lab.com/records/reasoning/math-type-logic.md)

## Force

- [Architecture evolution](https://banes-lab.com/records/force/architecture-evolution.md)
- [Contract compatibility](https://banes-lab.com/records/force/contract-compatibility.md)
- [Correctness verification](https://banes-lab.com/records/force/correctness-verification.md)
- [Model governance](https://banes-lab.com/records/force/model-governance.md)
- [Modularity](https://banes-lab.com/records/force/modularity.md)
- [Observability traceability](https://banes-lab.com/records/force/observability-traceability.md)

## Linked from

- [The mathematics](https://banes-lab.com/ontology/reasoning/the-mathematics.md)
- [Domain tiers](https://banes-lab.com/ontology/schema/the-vocabulary-domain-tier.md)
- [The forces](https://banes-lab.com/ontology/schema/the-forces.md)