Summary
DARPA issued a solicitation titled Perrseus (DARPA-PS-26-127) seeking proposals to develop manufacturable, scalable fabrication processes and methodologies for miniature ultra-high vacuum (µUHV) systems to enable next-generation cold-atom quantum sensors. A Proposers Day for the program was held July 17, 2026 at the DARPA Conference Center in Arlington, VA, and the solicitation was posted on SAM.gov (posted mid-July 2026). The solicitation’s public listing shows a proposal deadline of September 23, 2026; the primary solicitation document (PDF) is referenced on the SAM.gov posting but a direct attachment URL was not retrievable from the available search results.