Ring stacks conjecturally related to the stacks $BT_n^{G,\mu}$
Algebraic Geometry
2025-11-20 v2
Abstract
Using the ring space of sheared Witt vectors, we define certain ring stacks. We suggest several models for the ring stacks. Motivation: there is a conjectural description of the stack of n-truncated Barsotti-Tate groups and its Shimurian analogs in terms of the new ring stacks.
Cite
@article{arxiv.2510.04958,
title = {Ring stacks conjecturally related to the stacks $BT_n^{G,\mu}$},
author = {Vladimir Drinfeld},
journal= {arXiv preprint arXiv:2510.04958},
year = {2025}
}
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