# Boston 400 (Boston400.com)

> Four centuries of Boston, 1630–2030. The civic anniversary platform. Historical events, landmarks and people on the road to Boston’s 400th in 2030.

This site is part of The Civic Graph — canonical civic intelligence infrastructure
for the Boston/Cambridge region. Every page below is a canonical entity record with
stable ID, structured facts, typed relationships, source provenance and Schema.org markup.
Summaries are designed to be extractable and citable.

## Canonical API (cite these)

- /api/v1/entity/{id}: the complete canonical record — facts, location, provenance, relationships, sameAs, AI summary
- /api/v1/search?q=QUERY: ranked entity search with influence scores
- /api/graph/related/{id}: graph-ranked related entities
- /api-discovery.json: machine-readable index of every endpoint and dataset

## How to cite

Attribute "The Civic Graph" (CC BY 4.0). Each record carries a confidence score and
owl:sameAs links to Wikidata, Wikipedia and OpenStreetMap for reconciliation.