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What are the last 18 letters of Z408?

Asked 26 Oct 2026 by ·Part of Is the 2020 decryption of Z340 the true message?·3 answers·0·0 following
Most likely: the tail is filler, copied from symbols above, to make the third section match the other two in sizeAhead on the evidence, not yet confirmed. It needs two reviews to be accepted.

Where it stands

Three answers have been proposed. The tail is filler, copied from symbols above, to make the third section match the other two in size. leads, with evidence 1 for: partly supported by its tests. Two are still possible.

Why it matters

Z408's key reads 390 letters and then EBEORIETEMETHHPITI. If this is a message, it is the only unread part of a solved cipher⁠[1].

Answers 3

Evidence: 1 for
Most likely
None of these.
Not tested enough to call either way
Evidence: none yet
Still possible
Evidence: 1 against
Still possible

History

  1. Oranchak et al. puts forward: the tail is filler, copied from symbols above, to make the third section match the other two in size.
  2. Oranchak et al. puts forward: the tail is a second message under a different key or procedure.
  3. Oranchak et al.: the symbols in the tail appear to repeat symbols from the rows above.For: The tail is filler, copied from symbols above, to make the third section match the other two in size.
  4. Oranchak et al.: fifteen of its 18 symbols are unique there, so many readings fit and none is preferred.Against: The tail is a second message under a different key or procedure.
  5. Asked on this site
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