build1 distinct publisher
The National Archives catalog API answers a rate limit with 200 OK and a 5,454-byte HTML shell
The catalog serves its single-page app shell for malformed requests and for throttling alike, so the status line tells you nothing. The only gate that holds under load is checking the content type before you parse.
Publishers:dev.to
Reality
- Evidence52
- Adoption10
- Hype gap−12
- Incentives25