TMBR: January 2026

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This Month in Beaver Research

Next: February 2026

This edition of TMBR is in progress and has not yet been released. Please add any notes you think may be relevant (including in the form a of a TODO with a link to any relevant Discord discussion).

This is the first edition of TMBR in 2026.

Holdouts

• BB(6): 2 solved machines.
  • Progress has been made in reducing the list of machines not simulated up to 1e13, by Alistaire: see spreadsheet. Current count: 268. (Total reduction: 10. 8 machines^{[1][2][3][4][5][6][7][8]} simulated out, plus 2 solved machines).
  • Alistaire found a halting machine in the list mentioned above, see Discord. Approximate score: 4e12. Later, he found another halting machine in the same list, see Discord - approximate score: 1.5e18.