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Matvienko, D. \\v{C}ervenkov, D. Y. Kim, E. Nakano, E. Nedelkovska, E. Won, F. Simon, G. B. Mohanty, G. Pakhlova, G. Schnell, G. Tatishvili, G. Varner, H. Aihara, H. Farhat, H. Hayashii, H. J. Hyun, H. K. Park, H. Miyata, H. Sahoo, H. Yamamoto, I. Adachi, I. Jaegle, I.-S. Cho, J. B. Kim, J. B. Singh, J. Dalseno, J. E. Fast, J.-G. Shiu, J. Haba, J. H. Kim, J. Klucar, J. Li, J. Libby, J. S. Lange, K. Arinstein, K. Chilikin, K. Cho, K. Dutta, K. Miyabayashi, K. Trabelsi, L. E. Piilonen, L. Santelj, M. Bra\\v{c}ko, M. Danilov, M. E. Sevior, M. J. Kim, M. Nakao, M. Nayak, M. N. Wagner, M. Petri\\v{c}, M. Ritter, M. R\\\"ohrken, M. Shapkin, M. Stari\\v{c}, M. Steder, M. Uchida, M.-Z. Wang, N. K. Nisar, O. Nitoh, O. Schneider, O. Seon, P. Kody\\v{s}, P. Kri\\v{z}an, P. Krokovny, P. Lukin, P. Urquijo, P. Vanhoefer, P. Wang, R. Chistov, R. Gillard, R. Glattauer, R. Itoh, R. Mussa, R. Seidl, S. Eidelman, S. E. Vahsen, S. Ganguly, S.-H. Lee, S.-K. Choi, S. Korpar, S. Ogawa, S. Okuno, S. Ryu, S. Stani\\v{c}, S. Uehara, S. Uno, S. Yashchenko, T.-A. Shibata, T. Aushev, T. E. Browder, T. Ferber, T. Hara, T. Higuchi, T. Iijima, T. Iwashita, T. Julius, T. Kawasaki, T. K. Pedlar, T. Kuhr, T. Kumita, T. Peng, T. Sanuki, T. Sumiyoshi, T. Uglov, U. Tamponi, V. Aulchenko, V. Bhardwaj, V. Chobanova, V. Gaur, V. Savinov, V. Vorobyev, V. Zhilich, W.-S. Hou, X. H. He, Y. Choi, Y. Hoshi, Y. Iwasaki, Y. J. Kim, Y.-J. Kwon, Y. Li, Y. M. Goh, Y. Nagasaka, Y. Sakai, Y.-S. Sohn, Y. Teramoto, Y. Unno, Y. Usov, Y. Watanabe, Y. Yamashita, Y. Yook, Z. Dole\\v{z}al, Z. Dr\\'asal, Z. Natkaniec, Z. P. Zhang, Z. Q. Liu","submitted_at":"2014-01-15T01:37:18Z","abstract_excerpt":"We observe $D^0-\\bar{D}^0$ mixing in the decay $D^0\\rightarrow K^+\\pi^-$ using a data sample of integrated luminosity 976 fb$^{-1}$ collected with the Belle detector at the KEKB $e^+e^-$ asymmetric-energy collider. 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