Spec

Code snippets

curl "https://api.oanor.com/darkroom-api/v1/meta" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/darkroom-api/v1/meta", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/darkroom-api/v1/meta");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/darkroom-api/v1/meta",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "notes": "Reciprocity t^p (p≈1.3, film-specific); enlarging exposure ∝ (mag+1)²; push/pull time × factor^stops (≈+40 %/stop). Estimates — always confirm with a test strip and the film/developer datasheet. For digital depth-of-field use a photography API; for lab molarity use a dilution API.",
        "service": "darkroom-api",
        "endpoints": {
            "GET /v1/meta": "This document.",
            "GET /v1/pushpull": "Development time scaled for pushing or pulling film by N stops.",
            "GET /v1/reciprocity": "Corrected exposure time for long film exposures (Schwarzschild).",
            "GET /v1/printexposure": "Enlarger exposure change when magnification changes (inverse-square)."
        },
        "description": "Analog darkroom maths: reciprocity-failure correction, enlarger print-exposure adjustment by magnification, and push/pull development scaling."
    },
    "meta": {
        "timestamp": "2026-06-06T15:30:47.349Z",
        "request_id": "bdedf3b7-9946-4ace-b312-42d7a73063b8"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}