# Causality Core

> The rules governing causal ordering and time — logical ordering, retractable state, no wall-clock dependence.

Record: `algorithms:causality-core`
Kind: algorithm
Layer: [Causality Core](https://banes-lab.com/records/layer/causality-core.md)
Canonical: https://banes-lab.com/ontology/algorithms#algorithms-causality-core
Closure: https://banes-lab.com/json/records/algorithms/causality-core/closure

Listed in [Algorithm contracts](https://banes-lab.com/api/records/algorithms.md), after [Contracts Core](https://banes-lab.com/records/algorithms/contracts-core.md) and before [Declarative Core](https://banes-lab.com/records/algorithms/declarative-core.md).

## Domain

- [Architectural Clusters](https://banes-lab.com/records/algorithms-domain/architectural-clusters.md)

## Tier

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

## Principle

- [Causality](https://banes-lab.com/records/architecture/causality.md)

## Composed by

- [Monotonic Growth Over Retraction](https://banes-lab.com/records/algorithms/no-retraction.md)
- [Ordinal Time Over Timestamps](https://banes-lab.com/records/algorithms/no-timestamps.md)

## Contract of

- [Causality Core](https://banes-lab.com/records/layer/causality-core.md)

## Linked from

- [Causality / Ordering / Distributed Time](https://banes-lab.com/ontology/principles/architecture-category-causality-ordering-distributed-time.md)
- [Architectural Rules](https://banes-lab.com/ontology/algorithms/algorithms-domain-architectural-rules.md)
- [Domain tiers](https://banes-lab.com/ontology/schema/the-vocabulary-domain-tier.md)
- [The layer topology](https://banes-lab.com/ontology/schema/the-layer-topology.md)