Answer Sudoku

Nine rows. Nine columns. Nine boxes. One number each. A soft lattice under selection. Unique solution only.

“Our external physical reality is a mathematical structure.”
Max Tegmark

Twenty-six givens. Attention has to branch.

26/81 · 26 seeds · BranchMiss 00s

DeeperName the seal, optionalWitness

One line. What did this door hold? Witness.

Simulation lattice. One answer.