When does the daily Nonogram change?
It changes at local midnight, with UTC used only if the browser time zone is unavailable.
A new picture daily
The daily Nonogram is selected by local calendar date from a 90-day published manifest.
Every grid is reconstructed from its solution and passed through the no-guess solver before it can appear here.
It changes at local midnight, with UTC used only if the browser time zone is unavailable.
Yes. The release pipeline rejects any daily grid the logical solver cannot complete.