Privacy
Visitor data
Technical Notes is a static website without analytics scripts.
Cookies and analytics
The site does not set cookies. Yandex Metrica, Google Analytics and advertising pixels are not enabled. Search engine registration does not require a tracking script in visitors' browsers.
Server logs
When a page is requested, the server may record the IP address, request time, URL, response status and User-Agent. This information is used to deliver pages, diagnose errors and protect the site, without advertising profiling.
Forms and external links
The site has no user accounts, newsletter or data submission forms. When you follow a link to an external website, that site's data practices apply.
Updated: 24 September 2026