# Temporal Queries

> The ability to ask what a system's state was at any past point in time.

Record: `lexicon:temporal-queries`
Kind: capability
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-temporal-queries

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Temporal Modeling](https://banes-lab.com/records/lexicon/temporal-modeling.md) and before [Work Distribution](https://banes-lab.com/records/lexicon/work-distribution.md).

## Category

- [Event Messaging Async](https://banes-lab.com/records/lexicon-category/event-messaging-async.md)

## Enabled by

- [Append-Only Log](https://banes-lab.com/records/architecture/append-only-log.md)

## Linked from

- [Event / Messaging / Asynchronous Architecture](https://banes-lab.com/ontology/principles/architecture-category-event-messaging-asynchronous-architecture.md)
- [Core Vocabulary](https://banes-lab.com/ontology/lexicon/lexicon-category-core-vocabulary.md)