Direct IIIF image URLs (multiple resolutions) for a specific page of a public-domain illustrated classic, with work context and provenance. Params: ?work=<work_id>&leaf=<n>

One visually verified, human-curated plate from a Renaissance engineering classic: high-res IIIF image URLs plus a written caption explaining the depicted machinery or process. 36 plates from Ramelli's machine engravings (1588) and Agricola's De re metallica mining woodcuts (1621). Param: ?id=<plate_id> (browse ids free at /archive/plates/catalog)

The complete curated plate set for one work — every visually verified diagram plate with captions, image URLs, and provenance. Works: ramelli-machine-1588 (16 machine engravings), agricola-metallica-1621 (20 mining/metallurgy woodcuts). Param: ?work=<work_id>

Complete structured package for one illustrated classic of early science/engineering (1588-1748): verified public-domain scan, full metadata, curated description, full-text OCR link, IIIF manifest, and page-image URL template. Works: Ramelli machines 1588, Agricola De re metallica 1621, Hooke Micrographia 1665, Newton Principia 1687 & Opticks 1730, Euler Introductio 1748. Param: ?id=<work_id>

Upcoming space events: dockings, spacewalks, landings (next 5)

Upcoming SpaceX launches (next 5) with mission, pad, and T-0 details

SpaceX launches in the next 24 hours (empty list if none)

Upcoming Starlink deployment missions (next 5)

Upcoming and recent Starship launches with status and mission info

The single next Starship flight with a live countdown in seconds

Sales ledger of this API: per-settlement records with timestamp, endpoint, amount, payer address, network, and transaction reference. Filter by payer with ?address=0x...&chain=base to get payment history for a specific wallet. Self-referential x402 economics — auditable, machine-readable payment history. Free aggregate view at /stats.