Point HarnessBench citation to the ClawBench paper

CITATION.cff

@@ -0,0 +1,104 @@
+cff-version: 1.2.0
+message: "If you use HarnessBench, please cite the sister ClawBench paper below."
+title: "HarnessBench: Comparing Agentic Harnesses on Everyday Online Tasks"
+type: software
+license: Apache-2.0
+url: "https://github.com/reacher-z/HarnessBench"
+repository-code: "https://github.com/reacher-z/HarnessBench"
+date-released: "2026-04-16"
+authors:
+  - family-names: Zhang
+    given-names: Yuxuan
+  - family-names: Wang
+    given-names: Yubo
+  - family-names: Zhu
+    given-names: Yipeng
+  - family-names: Du
+    given-names: Penghui
+  - family-names: Miao
+    given-names: Junwen
+  - family-names: Lu
+    given-names: Xuan
+  - family-names: Xu
+    given-names: Wendong
+  - family-names: Hao
+    given-names: Yunzhuo
+  - family-names: Cai
+    given-names: Songcheng
+  - family-names: Wang
+    given-names: Xiaochen
+  - family-names: Zhang
+    given-names: Huaisong
+  - family-names: Wu
+    given-names: Xian
+  - family-names: Lu
+    given-names: Yi
+  - family-names: Lei
+    given-names: Minyi
+  - family-names: Zou
+    given-names: Kai
+  - family-names: Yin
+    given-names: Huifeng
+  - family-names: Nie
+    given-names: Ping
+  - family-names: Chen
+    given-names: Liang
+  - family-names: Jiang
+    given-names: Dongfu
+  - family-names: Chen
+    given-names: Wenhu
+  - family-names: Allen
+    given-names: Kelsey R.
+preferred-citation:
+  type: article
+  title: "ClawBench: Can AI Agents Complete Everyday Online Tasks?"
+  authors:
+    - family-names: Zhang
+      given-names: Yuxuan
+    - family-names: Wang
+      given-names: Yubo
+    - family-names: Zhu
+      given-names: Yipeng
+    - family-names: Du
+      given-names: Penghui
+    - family-names: Miao
+      given-names: Junwen
+    - family-names: Lu
+      given-names: Xuan
+    - family-names: Xu
+      given-names: Wendong
+    - family-names: Hao
+      given-names: Yunzhuo
+    - family-names: Cai
+      given-names: Songcheng
+    - family-names: Wang
+      given-names: Xiaochen
+    - family-names: Zhang
+      given-names: Huaisong
+    - family-names: Wu
+      given-names: Xian
+    - family-names: Lu
+      given-names: Yi
+    - family-names: Lei
+      given-names: Minyi
+    - family-names: Zou
+      given-names: Kai
+    - family-names: Yin
+      given-names: Huifeng
+    - family-names: Nie
+      given-names: Ping
+    - family-names: Chen
+      given-names: Liang
+    - family-names: Jiang
+      given-names: Dongfu
+    - family-names: Chen
+      given-names: Wenhu
+    - family-names: Allen
+      given-names: Kelsey R.
+  journal: "arXiv preprint arXiv:2604.08523"
+  year: 2026
+  url: "https://arxiv.org/abs/2604.08523"
+  identifiers:
+    - type: other
+      value: "arXiv:2604.08523"
+      description: arXiv preprint identifier

README.md

@@ -440,17 +440,17 @@ Apache-2.0 for the repository. Each bundled harness adapter links to upstream co
 
 ## Citation
 
-<!-- Placeholder: replace with full arXiv block once preprint is submitted. -->
-
-If you use HarnessBench in your research, please cite:
+HarnessBench is the harness-comparison sister project of [ClawBench](https://github.com/reacher-z/ClawBench). If you use HarnessBench in your research, please cite the ClawBench paper:
 
 ```bibtex
-@misc{zhang2026harnessbench,
-  title        = {HarnessBench: Comparing Agentic Harnesses on Everyday Online Tasks},
-  author       = {Yuxuan Zhang and Yubo Wang and Yipeng Zhu and Penghui Du and Junwen Miao and Xuan Lu and Wendong Xu and Yunzhuo Hao and Songcheng Cai and Xiaochen Wang and Huaisong Zhang and Xian Wu and Yi Lu and Minyi Lei and Kai Zou and Huifeng Yin and Ping Nie and Liang Chen and Dongfu Jiang and Wenhu Chen and Kelsey R. Allen},
-  year         = {2026},
-  note         = {Preprint in preparation},
-  howpublished = {\url{https://github.com/reacher-z/HarnessBench}}
+@misc{zhang2026clawbench,
+  title         = {ClawBench: Can AI Agents Complete Everyday Online Tasks?},
+  author        = {Yuxuan Zhang and Yubo Wang and Yipeng Zhu and Penghui Du and Junwen Miao and Xuan Lu and Wendong Xu and Yunzhuo Hao and Songcheng Cai and Xiaochen Wang and Huaisong Zhang and Xian Wu and Yi Lu and Minyi Lei and Kai Zou and Huifeng Yin and Ping Nie and Liang Chen and Dongfu Jiang and Wenhu Chen and Kelsey R. Allen},
+  year          = {2026},
+  eprint        = {2604.08523},
+  archivePrefix = {arXiv},
+  primaryClass  = {cs.AI},
+  url           = {https://arxiv.org/abs/2604.08523}
 }
 ```