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Stemmle, S. Stone, S. Stracka, S. Strokov, S.T. Harnew, S. T'Jampens, S. Tolk, S. Valat, S. Vecchi, S. Zucchelli, T.A. Verlage, 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. Syropoulos, 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. 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":"2018-06-25T21:23:42Z","abstract_excerpt":"The $\\Upsilon(1S)\\mu^+\\mu^-$ invariant-mass distribution is investigated for a possible exotic meson state composed of two $b$ quarks and two $\\overline{b}$ quarks, $X_{b\\overline{b}b\\overline{b}}$. The analysis is based on a data sample of $pp$ collisions recorded with the LHCb detector at centre-of-mass energies $\\sqrt{s} =$ 7, 8 and 13 TeV, corresponding to an integrated luminosity of 6.3 fb$^{-1}$. No significant excess is found, and upper limits are set on the product of the production cross-section and the branching fraction as functions of the mass of the $X_{b\\overline{b}b\\overline{b}}"},"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":"1806.09707","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2018-06-25T21:23:42Z","cross_cats_sorted":[],"title_canon_sha256":"5d1e70b129d93288a5861c834c76dcd57ee2b05e142ff77a64ce1c4772b1cdc0","abstract_canon_sha256":"eab1ad9172602bf60d8f52cab9ca9951128ecc9bbf806b69ed9f42d2b331b4e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:23.254939Z","signature_b64":"eM2ZLL/UBcZK4Hsw08iPJI95VxtVihQ9/gEY0/PxOLcBcB2zTCqiV4gm+vrUlhSd90E6uURwTIkrJuNC/jMfDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19b793de77a6e1978b1cff3a3a197e1ef675544cb5e7cb2ab1fe322922f5966f","last_reissued_at":"2026-05-18T00:01:23.254438Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:23.254438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for beautiful tetraquarks in the $\\Upsilon(1S)\\mu\\mu$ invariant-mass spectrum","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. 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. 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. Rogozhnikov, A. Rollings, A. Romero Vidal, A. Sarti, A. Satta, A. Schopper, A. Sciubba, A. Semennikov, A. Sergi, A. Seuthe, A. Stocchi, 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. 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. Marin Benito, C. Matteuzzi, C.M. Costa Sobral, C. 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