The equivalence conjecture for sealing principles

Assume that there are unboundedly many Woodin cardinals and that the class of measurable cardinals is stationary. The principles Sealing\sf{Sealing}, Sealing+\sf{Sealing}^+, Weak Sealing\sf{Weak\ Sealing}, Sealing\sf{Sealing}^-, and Tower Sealing\sf{Tower\ Sealing} are the theories defined in the paper. The equivalence conjecture for sealing principles. Under these assumptions, the following are equivalent:

Sealing,Sealing+,Weak Sealing,Sealing,Tower Sealing.\sf{Sealing},\quad \sf{Sealing}^+,\quad \sf{Weak\ Sealing},\quad \sf{Sealing}^-,\quad \sf{Tower\ Sealing}.

The conjecture is proposed as an ultimate analogue of the cited main result of Steel. The supplied passage does not state that it has been proved or refuted.

Sources & referencesView supporting material

Primary source

Grigor Sargsyan and Nam Trang, “The exact strength of generic absoluteness for the universally Baire sets”, arXiv:2110.02725 (2025).

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