NSF award 2543381 · University of California-Santa Barbara

CAREER: LLM Watermarking and Beyond: Foundations and Algorithms via Distributional Information Embedding

Final report due

29 July 2031

in 1,745 days · The award ends on 31 March 2031.

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award ending 2031-03-31 · Research.gov
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Extension request14 Feb 2031in 1580 days
award ending 2031-03-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Mar 2031in 1615 days
award ending 2031-03-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Jul 2031in 1745 days
award ending 2031-03-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Jul 2031in 1745 days
award ending 2031-03-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Jul 2031in 1745 days
award ending 2031-03-31 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 March 2031.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 July 2031.

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Award card

Award number: 2543381
Period of support: 15 Apr 2026 – 31 Mar 2031
Amount: $600,000
Awardee: University of California-Santa Barbara, Santa Barbara, CA
Program: CSCS: Circuits and Systems for
Directorate: ENG

Abstract

Generative artificial intelligence (AI) now produces text at scale, which creates urgent needs for trustworthy ways to identify and trace AI-generated content. This project advances watermarking, a family of methods that embed a hidden signal into generated text so it can be identified later, while keeping the text useful and natural. A major goal is to enable more reliable attribution than current approaches,…

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