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Ponce, S. Poslavskii, S. Reichert, S. Ricciardi, S. Richards, S. Roiser, S. Schael, S. Simone, S. Stahl, S. Stefkova, S. Stemmle, S. Stone, S. Stracka, S. Strokov, S.T. Harnew, S. T'Jampens, S. Tolk, S. Valat, S. Vecchi, S. Zucchelli, T. Blake, T. Boettcher, T. Colombo, T.D. Nguyen, T. Evans, T. Fiutowski, T. Gershon, T. Gys, T. Hadavizadeh, T. Harrison, T.H. Hancock, T. Humair, T.J.V. Bowcock, T. Ketel, T. Kirn, T. Klimkovich, T. Kvaratskheliya, T. Latham, T. Lesiak, T. Li, T. Likhomanenko, T. Maltsev, T. Momb\\\"acher, T. Nakada, T. Nanut, T. Pajero, T. Ruf, T. Schmelzer, T. Shears, T. Skwarnicki, T. Szumlak, T. Tekampe, T. Williams, U. Egede, U. Eitschberger, U. Marconi, U. Straumann, U. Uwer, V. Balagura, V. Batozskaya, V. Battista, V. Bellee, V. Bocci, V. Chekalina, V. Chobanova, V. Coco, V. Egorychev, V. Franco Lima, V. Gibson, V. Kudryavtsev, V. Lisovskyi, V. Macko, V. M\\\"uller, V. Obraztsov, V. Placinta, V. Pugatch, V. Renaudin, V. Romanovskiy, V. Salustino Guimaraes, V. Shevchenko, V. Tisserand, V. Vagnoni, V.V. Gligorov, V. Volkov, V. Vorobyev, V. Zhukov, W. Baldini, W. Barter, W. Byczynski, W.C. Zhang, W. Funk, W. Hu, W. Huang, W. Hulsbergen, W. Krupa, W. Krzemien, W. Kucewicz, W. Parker, W. Qian, W. Wislicki, X. Cid Vidal, X. Han, X. Liang, X. Liu, X. Lyu, X. Vilasis-Cardona, X. Yuan, X. Zhu, Y. Amhis, Y. Gan, Y. Gao, Y. Li, Y. Shcheglov, Yu. Guz, Y. Wang, Y. Xie, Y. Yao, Y. Zhang, Y. Zheng, Z. Ajaltouni, Z.C. Huard, Z. Li, Z. Mathe, Z. Ren, Z. Tang, Z. Wang, Z. Xu, Z. Yang","submitted_at":"2018-09-19T22:06:50Z","abstract_excerpt":"A Dalitz plot analysis of $B^0 \\to \\eta_c(1S) K^+\\pi^-$ decays is performed using data samples of $pp$ collisions collected with the LHCb detector at centre-of-mass energies of $\\sqrt{s}=7,~8$ and $13$ TeV, corresponding to a total integrated luminosity of $4.7~\\text{fb}^{-1}$. A satisfactory description of the data is obtained when including a contribution representing an exotic $\\eta_c(1S) \\pi^-$ resonant state. The significance of this exotic resonance is more than three standard deviations, while its mass and width are $4096 \\pm 20~^{+18}_{-22}$ MeV and $152 \\pm 58~^{+60}_{-35}$ MeV, respe"},"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":"1809.07416","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2018-09-19T22:06:50Z","cross_cats_sorted":[],"title_canon_sha256":"a7f94811cfb0527d8dc2953de58c5607002b94d9a94f4b42e8e016de45b05ee4","abstract_canon_sha256":"ed9a6a8ba1adb5191ecad1120cb6af03a0b29938d7af14c8f4a94c8e6f34816a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:03.783473Z","signature_b64":"za+490lkC0xEuP1GKdNcF2kV8fYoeuYuEizLzNl56QFeqVBHZNFdRHuNO5a0R1tlXqgNcsyh4aVw/iaxyw7ZAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9e911579b6cd1b261b6a21e86928dae4b8310b6750f8aafe22139ddba477577b","last_reissued_at":"2026-05-17T23:58:03.782974Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:03.782974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evidence for an $\\eta_c(1S) \\pi^-$ resonance in $B^0 \\to \\eta_c(1S) K^+\\pi^-$ decays","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A.A. Alves Jr, A. Alfonso Albero, A. Artamonov, A. Baranov, A. Battig, A. Bay, A. Beiter, A. Berezhnoy, A. Bertolin, A. Birnkraut, A. Bizzeti, A.B. Morris, A. Bondar, A.B. Rodrigues, A. Brossa Gonzalo, A. Buonaura, A. Bursche, A. Camboni, A. Carbone, A. Cardini, A.C. dos Reis, A. Chubykin, A. Comerma-Montells, A. Contu, A. Crocombe, A. Danilina, A. Davis, A. Dendek, A. Di Canto, A. Dosil Su\\'arez, A. Dovbnya, A. Dziurda, A. Dzyuba, A. Ene, A. Falabella, A. Fernandez Prieto, A. Gallas Torreira, A. Golutvin, A. Gomes, A. Grecu, A. Guth, A. Heister, A. Hicheur, A. Jawahery, A.K. Kuonen, A. Lai, A. Leflat, A. Loi, A. Lupato, A. Lusiani, A. Malinin, A. Massafferri, A. Mathad, A. Mauri, A. Mazurov, A. McNab, A. Merli, A. M\\\"odden, A. Mogini, A. Nandi, A. Nogay, A. Oblakowska-Mucha, A. Ossowska, A. Oyanguren, A. Palano, A. Papanestis, A. Pastore, A. Pearce, A. Pellegrino, A. Petrolini, A. Petrov, A. Piucci, A. Poluektov, A. Popov, A. Puig Navarro, A. Robert, A. Rollings, A. Romero Vidal, A. Sarti, A. Satta, A. Schopper, A. Sciubba, A. Semennikov, A. Sergi, A. Seuthe, A. Stocchi, A. Szabelski, A. Tayduganov, A. Trisovic, A. Tsaregorodtsev, A. Tully, A. Ukleja, A. Usachov, A. Ustyuzhanin, A. Vagner, A. Valassi, A. Venkateswaran, A. Vitkovskiy, A. Vollhardt, A. Vorobyev, A. Weiden, A. Xu, A. Zhelezov, B. Adeva, B. Audurier, B. Batsukh, B. Couturier, B. Delaney, B. Dey, B. Garcia Plana, B.G. Siddi, B. Hamilton, B. Jost, B. Khanji, B. Leverington, B. Malecki, B. Maurin, B. Meadows, B. Pietrzyk, B. Quintana, B. Rachwal, B.R. Gruberg Cazon, B. Saitta, B. Sanmartin Sedes, B. Schmidt, B. Sciascia, B. Souza De Paula, B. Spaan, B. Storaci, B. Voneki, C.A. Aidala, C. Abell\\'an Beteta, C. Betancourt, C. Bozzi, C. Burr, C. Chen, C. D'Ambrosio, C. F\\\"arber, C. Fitzpatrick, C. Frei, C. Gaspar, C. G\\\"obel, C. Gotti, C. Gu, C. Hadjivasiliou, C. Haen, C. Hasse, C.H. Murphy, C.J.G. Onderwater, C. Joram, C. Khurewathanakul, C. Langenbruch, C. Lazzeroni, C.L. Da Silva, C. 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Yang","submitted_at":"2018-09-19T22:06:50Z","abstract_excerpt":"A Dalitz plot analysis of $B^0 \\to \\eta_c(1S) K^+\\pi^-$ decays is performed using data samples of $pp$ collisions collected with the LHCb detector at centre-of-mass energies of $\\sqrt{s}=7,~8$ and $13$ TeV, corresponding to a total integrated luminosity of $4.7~\\text{fb}^{-1}$. A satisfactory description of the data is obtained when including a contribution representing an exotic $\\eta_c(1S) \\pi^-$ resonant state. 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