This Advanced Research Announcement (ARA) seeks innovative research to mature and demonstrate technologies for the rapid integration of Systems of Systems, specifically for the STITCHES tool chain. The total funding ceiling is approximately $350 million, with individual awards typically ranging from $1 million to $25 million and the potential for awards up to $99.9 million. The announcement is open and effective until July 24, 2028, with white papers accepted until that date. The primary agency contact location is Rome, New York. Awards may be procurement contracts or Other Transactions, with the potential for follow-on production contracts.