{"protocol":"UST","version":"0.26","domain":"helioradar.com","shard":"solar","current":"https://helioradar.com/ust","description":"Real-time solar telemetry shard. Kp, Bz, solar wind speed and density from NOAA SWPC.","sources":["https://services.swpc.noaa.gov/"],"verify":{"algorithm":"sha256","instruction":"Fetch https://helioradar.com/ust. Compute SHA256(doc.canonical). Compare with doc.hash.slice(7).","spec":"https://github.com/thelabmd/UST"},"state_fields":{"bz":"Bz component of IMF, nT. Negative = southward = geomagnetic activity risk.","kp":"Planetary K-index 0–9. Global geomagnetic disturbance level.","solar_wind_density":"Solar wind proton density, p/cm³.","solar_wind_speed":"Solar wind speed, km/s.","xray_flux":"Solar X-ray flux, W/m². Present when available from NOAA."}}