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Barrow, D. Hadley, D. Martin, D. Wark, E. Kearns, E. Kwon, E. Radicioni, F. Di Lodovico, F. Iacob, F. Nakanishi, F. Nova, G. Barr, G. Collazuol, G. De Rosa, G. D. Megias, G. Pintaudi, G. Pronost, H. A. Tanaka, H. Ishino, H. Ito, H. Kitagawa, H. Menjo, H. Okazawa, H. Ozaki, H. Sekiya, H. Shiba, H. Tanaka, H. W. Sobel, I. T. Lim, I. Yu, J. Bian, J. Feng, J. F. Martin, J. Gao, J. G. Learned, J. Hill, J. Kameda, J. Lagoda, J. L. Raaf, J. Migenda, J. M. McElwee, J. S. Jang, J. W. Seo, J. Xia, J. Y. Kim, J. Y. Yang, J. Zalipska, K. Abe, K. Choi, K. D. Nakamura, K. Hiraide, K. Ieki, K. Iwamoto, K. Martens, K. M. Tsui, K. Nakagiri, K. Nakamura, K. Ninomiya, K. Nishijima, K. Okamoto, K. Okumura, K. Sakashita, K. Sato, K. Scholberg, K. Shimizu, K. Wada, K. Yamauchi, K. Yasutome, L. Bernard, L. Cook, L. F. Thompson, L. H. V. Anthony, L. Labarga, Ll. Marti, L. Ludovici, L. N. Machado, L. Wan, M. B. Smy, M. D. Thiesse, M. Friend, M. G. Catanesi, M. Gonin, M. Harada, M. Hartz, M. Ikeda, M. Inomoto, M. Ishitsuka, M. Jakkapu, M. Jia J. Jiang, M. J. Wilking, M. Koshiba, M. Kuze, M. Lamoureux, M. Malek, M. Mandal, M. Mattiazzi, M. Miura, M. Mori, M. Nakahata, M. Nicholson, M. O'Flaherty, M. Posiadala-Zezula, M. R. Vagins, M. Scott, M. Shinoki, M. Shiozawa, M. Taani, M. Yokoyama, N. F. Calabria, N. J. Griskevich, N. McCauley, N. Ospina, N. Shigeta, N. Taniuchi, N. W. Prouse, O. Drapier, O. Stone, P. de Perio, P. Fernandez, P. Mehta, P. Mijakowski, P. Paganini, R. Akutsu, R. A. Wendell, R. G. Park, R. Kaneshima, S. B. Boyd, S. B. Kim, S. Cao, S. Chen, S. El Hedri, S. Han, S. Ito, S. Izumiyama, S. J. Jenkins, S. Locke, S. Miki, S. Mine, S. M. Lakshmi, S. Moriyama, S. Nakayama, S. Sakai, S. Samani, S. Sano, S. Shima, S. Suzuki, S. Tairafune, Super-Kamiokande Collaboration: R. Matsumoto, S. Watanabe, S. Yamamoto, S. Yoshida, S. Zsoldos, T. Boschi, Th. A. Mueller, T. Hasegawa, T. Ishida, T. Ishizuka, T. Kajita, T. Katori, T. Kikawa, T. Kinoshita, T. Kobayashi, T. Matsubara, T. Nakadaira, T. Nakamura, T. Nakaya, T. Sekiguchi, T. Suganuma, T. Tashiro, T. Tomiya, T. Towstego, T. Tsukamoto, T. Wester, T. Yano, V. Berardi, V. Gousy-Leblanc, V. Takhistov, W. Ma, W. R. Kropp, X. Li, X. Wang, Y. Fukuda, Y. Hayato, Y. Itow, Y. Kanemura, Y. Kashiwagi, Y. Kataoka, Y. Koshio, Y. Kotsar, Y. Maekawa, Y. Nakajima, Y. Nakano, Y. Nishimura, Y. Noguchi, Y. Ommura, Y. Oyama, Y. Sonoda, Y. S. Prabhu, Y. Suzuki, Y. Takemoto, Y. Takeuchi, Y. Uchida, Z. Xie","submitted_at":"2022-08-28T09:40:47Z","abstract_excerpt":"We searched for proton decay via $p\\to\\mu^+K^0$ in 0.37\\,Mton$\\cdot$years of data collected between 1996 and 2018 from the Super-Kamiokande water Cherenkov experiment. The selection criteria were defined separately for $K^0_S$ and $K^0_L$ channels. No significant event excess has been observed. As a result of this analysis, which extends the previous search by an additional 0.2\\,Mton$\\cdot$years of exposure and uses an improved event reconstruction, we set a lower limit of $3.6\\times10^{33}$ years on the proton lifetime."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2208.13188","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2022-08-28T09:40:47Z","cross_cats_sorted":[],"title_canon_sha256":"80c03d2102c067ab73b2ab417f95a80b90e083b79745753e04a3583b51d04332","abstract_canon_sha256":"d9859246eb88797ef1599a39b73415fba4554aa355eb2ca036ca0831f48f1f74"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:52:05.813017Z","signature_b64":"2PPqiGLLqYXNeQGUcuq8gdQqyFCAVbzYHUuDDXE/KU037Am2exhiqbaki35oerFMP/MJ6MbSxSY77Xnsna3mDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68aa7ebc6ef88679f6ff8f69e781f5ee79c9dc4cc323f9ef090b7b1509ca220b","last_reissued_at":"2026-07-05T04:52:05.812592Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:52:05.812592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for proton decay via $p\\rightarrow \\mu^+K^0$ in 0.37 megaton-years exposure of Super-Kamiokande","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Ali, A. A. Sztuc, A. Coffani, A. D. Santos, A. Giampaolo, A. Goldsack, A. Holin, A. K. Ichikawa, A. Konaka, A. Minamino, A. Takeda, A. Takenaka, A. Tarrant, A. T. Suzuki, A. Yankelevich, B. Bodur, B. D. Xu, B. Jamieson, B. Quilain, B. Richards, B. W. Pointon, B. Zaldivar, B. Zhang, C. Bronner, C. Fujisawa, C. K. Jung, C. W. Walter, C. Yanagisawa, D. Barrow, D. Hadley, D. Martin, D. Wark, E. Kearns, E. Kwon, E. Radicioni, F. Di Lodovico, F. Iacob, F. Nakanishi, F. Nova, G. Barr, G. Collazuol, G. De Rosa, G. D. Megias, G. Pintaudi, G. Pronost, H. A. Tanaka, H. Ishino, H. Ito, H. Kitagawa, H. Menjo, H. Okazawa, H. Ozaki, H. Sekiya, H. Shiba, H. Tanaka, H. W. Sobel, I. T. Lim, I. Yu, J. Bian, J. Feng, J. F. Martin, J. Gao, J. G. Learned, J. Hill, J. Kameda, J. Lagoda, J. L. Raaf, J. Migenda, J. M. McElwee, J. S. Jang, J. W. Seo, J. Xia, J. Y. Kim, J. Y. Yang, J. Zalipska, K. Abe, K. Choi, K. D. Nakamura, K. Hiraide, K. Ieki, K. Iwamoto, K. Martens, K. M. Tsui, K. Nakagiri, K. Nakamura, K. Ninomiya, K. Nishijima, K. Okamoto, K. Okumura, K. Sakashita, K. Sato, K. Scholberg, K. Shimizu, K. Wada, K. Yamauchi, K. Yasutome, L. Bernard, L. Cook, L. F. Thompson, L. H. V. Anthony, L. Labarga, Ll. Marti, L. Ludovici, L. N. Machado, L. Wan, M. B. Smy, M. D. Thiesse, M. Friend, M. G. Catanesi, M. Gonin, M. Harada, M. Hartz, M. Ikeda, M. Inomoto, M. Ishitsuka, M. Jakkapu, M. Jia J. Jiang, M. J. Wilking, M. Koshiba, M. Kuze, M. Lamoureux, M. Malek, M. Mandal, M. Mattiazzi, M. Miura, M. Mori, M. Nakahata, M. Nicholson, M. O'Flaherty, M. Posiadala-Zezula, M. R. Vagins, M. Scott, M. Shinoki, M. Shiozawa, M. Taani, M. Yokoyama, N. F. Calabria, N. J. Griskevich, N. McCauley, N. Ospina, N. Shigeta, N. Taniuchi, N. W. Prouse, O. Drapier, O. Stone, P. de Perio, P. Fernandez, P. Mehta, P. Mijakowski, P. Paganini, R. Akutsu, R. A. Wendell, R. G. Park, R. Kaneshima, S. B. Boyd, S. B. Kim, S. Cao, S. Chen, S. El Hedri, S. Han, S. Ito, S. Izumiyama, S. J. Jenkins, S. Locke, S. Miki, S. Mine, S. M. Lakshmi, S. Moriyama, S. Nakayama, S. Sakai, S. Samani, S. Sano, S. Shima, S. Suzuki, S. Tairafune, Super-Kamiokande Collaboration: R. Matsumoto, S. Watanabe, S. Yamamoto, S. Yoshida, S. Zsoldos, T. Boschi, Th. A. Mueller, T. Hasegawa, T. Ishida, T. Ishizuka, T. Kajita, T. Katori, T. Kikawa, T. Kinoshita, T. Kobayashi, T. Matsubara, T. Nakadaira, T. Nakamura, T. Nakaya, T. Sekiguchi, T. Suganuma, T. Tashiro, T. Tomiya, T. Towstego, T. Tsukamoto, T. Wester, T. Yano, V. Berardi, V. Gousy-Leblanc, V. Takhistov, W. Ma, W. R. Kropp, X. Li, X. Wang, Y. Fukuda, Y. Hayato, Y. Itow, Y. Kanemura, Y. Kashiwagi, Y. Kataoka, Y. Koshio, Y. Kotsar, Y. Maekawa, Y. Nakajima, Y. Nakano, Y. Nishimura, Y. Noguchi, Y. Ommura, Y. Oyama, Y. Sonoda, Y. S. Prabhu, Y. Suzuki, Y. Takemoto, Y. Takeuchi, Y. Uchida, Z. Xie","submitted_at":"2022-08-28T09:40:47Z","abstract_excerpt":"We searched for proton decay via $p\\to\\mu^+K^0$ in 0.37\\,Mton$\\cdot$years of data collected between 1996 and 2018 from the Super-Kamiokande water Cherenkov experiment. The selection criteria were defined separately for $K^0_S$ and $K^0_L$ channels. No significant event excess has been observed. 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