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Martens, A. Mart\\'in S\\'anchez, A. Massafferri, A. Mazurov, An. Vorobyev, A. Oblakowska-Mucha, A. Ostankov, A. Papanestis, A. Pazos Alvarez, A. Pellegrino, A. P\\'erez-Calero Yzquierdo, A. Petrella, A. Petrolini, A. Poluektov, A. Powell, A. Puig Navarro, A. Sambade Varela, A. Sarti, A. Satta, A. Schopper, A. Sciubba, A. Semennikov, A. Shires, A. Solomin, A. Sparkes, A. Tsaregorodtsev, A. Ukleja, A. Vollhardt, A. Vorobyev, A. Zhelezov, B. Adeva, B. D'Almagne, B. Gui, B. Jean-Marie, B. Jost, B. Khanji, B. Liu, B. Maynard, B. M'charek, B. Muryn, B. Pal, B. Pietrzyk, B. Pie Valls, B. Popovici, B. Rakotomiaramanana, B. Saitta, B. Schmidt, B. Shao, B. Souza De Paula, B. Spaan, B. Storaci, B. Viaud, C. Adrover, C. Barschel, C. Bauer, C. Blanks, C. Bozzi, C. Coca, C. D'Ambrosio, C. Deplano, C. Eames, C. F\\\"arber, C. Farinelli, C. Fitzpatrick, C. Frei, C. Gaspar, C. G\\\"obel, Ch. Elsasser, C. J. Parkinson, C. Langenbruch, C. Linn, C. Matteuzzi, C. Mclean, C. Parkes, C. Patrignani, C. Pavel -Nicorescu, C. Potterat, C. R. Jones, C. Rodriguez Cobo, C. Salzmann, C. Satriano, C. Thomas, D. A. Milanes, D. A. Roa Romero, D. Decamp, D. Dossett, D. Esperante Pereira, D. Galli, D. G. d'Enterria, D. Golubkov, D. Hutchcroft, D. Johnson, D. Lacarrere, D. L. Perego, D. Martinez Santos, D. Moran, D. Pinci, D. Popov, D. R. Ward, D. Savrina, D. S. Bailey, D. van Eijk, D. Voong, D. Wiedner, E. Aslanides, E. Ben-Haim, E. Bos, E. Fanchini, E. Graug\\'es, E. Gushchin, E. Hicks, E. Jans, E. Lopez Asamar, E. Maurice, E. Perez Trigo, E. Polycarpo, E. Rodrigues, E. Santovetti, E. Simioni, E. Spiridenkov, E. Teodorescu, E. Thomas, E. van Herwijnen, E. Zverev, F. Alessio, F. Blanc, F. Constantin, F. De Lorenzi, F. Dettori, F. Dupertuis, F. Eisele, F. Fontanelli, F. F. Wilson, F. Jansen, F. Jing, F. J. P. Soler, F. Kapusta, F. Kruse, F. Machefert, F. Maciuc, F. Muheim, F. Murtas, F. Rodrigues, F. Soomro, F. Stagni, F. Teubert, F. Xing, G. A. Cowan, G. Auriemma, G. Bencivenni, G. Carboni, G. Casse, G. Conti, G. Corti, G. D. Patel, G. Fardell, G. Graziani, G. Haefeli, G. J. Rogers, G. Krocker, G. Lafferty, G. Lanfranchi, G. Liu, G. Manca, G. Mancinelli, G. Martellotti, G. McGregor, G. N. Patrick, G. Passaleva, G. Penso, G. Polok, G. Raven, G. Sabatino, G. Valenti, G. Wilkinson, G. Ybeles Smit, H. Brown, H. Degaudenzi, H. Dijkstra, H. Gordon, H. P. Skottowe, H. Ruiz, H. V. Cliff, H. Voss, I. Bediaga, I. Belyaev, I. De Bonis, I. Mous, I. Raniuk, I. Shapoval, I. Videau, I. V. Machikhiliyan, J. A. Hernando Morata, J. Albrecht, J. Amoraal, J. Anderson, J. Blouw, J. Bressieux, J. Buytaert, J-C. Garnier, J. Closier, J. Cogan, J. Dickens, J. Garofoli, J. He, J. H. Lopes, J. H. Rademacker, J. Imong, J. J. Saborido Silva, J. J. Velthuis, J. Keaveney, J. Lefran\\c{c}ois, J. Luisier, J. Magnin, J. Marks, J. M. Caicedo Carvajal, J. M. de Miranda, J. Merkel, J. Mylroie-Smith, J. Nardulli, J. Palacios, J. Panman, J.-P. Lees, J. Rouvinet, J. Serrano, J. van den Brand, J. van Leerdam, J. van Tilburg, J. Visniakov, J. V. Morris, J. Wang, J. Wishahi, K. Belous, K. Carvalho Akiba, K. Hennessy, K. Holubyev, K. Kruzelecki, K. M\\\"uller, K. Rinnert, K. Senderowska, K. Sobczak, K. Vervink, K. Wacker, K. Wyllie, L. A. Granado Cardoso, L. Arrabito, L. Carson, L. Del Buono, L. De Paula, L. Eklund, L. Est\\`eve, L. Garrido, LHCb collaboration: R. Aaij, L. Kravchuk, L. Li, L. Li Gioi, L. Martin, L. Shekhtman, L. Wiggers, L. Zhang, L. Zhong, M. Adinolfi, M. Alexander, M. Artuso, M. Benayoun, M. Britsch, M. Calvi, M. Calvo Gomez, M. Cattaneo, M. Charles, M. Clemencic, M. Coombes, M. De Cian, M. Deissenroth, M. Dima, M. Ferro-Luzzi, M. Frank, M. Frosini, M. Gandelman, M. Gersabeck, M. Grabalosa G\\'andara, M.-H. Schune, M. Jahjah Hussein, M. John, M. Knecht, M. Kucharczyk, M. Lieng, M. Liles, M. Matveev, M. Meissner, M. Merk, M. Merkin, M. Musy, M. Nedos, M. Needham, M. Nicol, M.-N. Minard, M.-O. Bettler, M. Orlandea, M. Palutan, M. Pappagallo, M. Patel, M. Pepe Altarelli, M. Plo Casasus, M. P. Williams, M. Sannino, M. Sapunov, M. Savrie, M. Schiller, M. Schmelling, M. Seco, M. Shapkin, M. Szczekowski, M. Tobin, M. T. Tran, M. van Beuzekom, M. Veltri, M. Whitehead, M. Williams, M. Witek, M. Zavertyaev, N. Bondar, N. Chiapolini, N. Gauvin, N. Harnew, N. H. Brook, N. Lopez-March, N. Mangiafave, N. Neufeld, N. Nikitin, N. Sagidova, N. Serra, N. Styles, N. Tuning, O. Aquines Gutierrez, O. Callot, O. Deschamps, O. Leroy, O. Maev, O. Okhrimenko, O. Schneider, O. Shevchenko, O. Steinkamp, O. Stenyakin, O. Yushchenko, P. Alvarez Cartelle, P. Campana, P. Collins, P. David, P. De Simone, P. Diniz Batista, P. E. L. Clarke, P. F. Harrison, P. Gandini, Ph. Charpentier, P. Henrard, Ph. Ghez, P. Hopchev, P. Hunt, P. Ilten, P. Jaton, P. J. Clark, P. Koppenburg, P. Krokovny, P. M. Bj{\\o}rnstad, P. Morawski, P. Naik, P. Perret, P. Robbe, P. Rodriguez Perez, P. Sail, P. Schaack, P. Shatalov, P. Somogy, P. Spradlin, P. Szczypka, P. Urquijo, P. Vazquez Regueiro, R. B. Appleby, R. Bernet, R. Cardinale, R. Currie, R. Dzhelyadin, R. Forty, R. Graciani Diaz, R. Harji, R. Jacobsson, R. J. Barlow, R. Kumar, R. Lef\\`evre, R. Le Gac, R. Lindner, R. M\\\"arki, R. McNulty, R. M. D. Mamunur, R. Messi, R. Mountain, R. Muresan, R. Nandakumar, R. Oldeman, R. Plackett, R. Santacesaria, R. Santinelli, R. Schwemmer, R. S. Huston, R. Vazquez Gomez, R. W. Lambert, R. Young, S. Amato, S. A. Wotton, S. Bachmann, S. Barsuk, S. Bifani, S. Blusk, S. Borghi, S. Brisbane, S. Cadeddu, S. C. Haines, S. De Capua, S. Donleavy, S. Easo, S. Eidelman, S. Eisenhardt, S. Farry, S. Filippov, S. Furcas, S. Gregson, S. Hansmann-Menzemer, S. Koblitz, S. K. Paterson, S. Kukulak, S. Malde, S. Miglioranzi, S. Monteil, S. Nies, S. Oggero, S. Perazzini, S. Playfer, S. Redford, S. Ricciardi, S. Schleich, S. Stoica, S. Stone, S. T'Jampens, S. Topp-Joergensen, S. Vecchi, S. Wandernoth, T. Blake, T. Brambach, T. Britton, T. Du Pree, T. Gershon, T. Gys, T. Hampson, Th. Bauer, T. Huse, T. J. V. Bowcock, T. Ketel, T. Kvaratskheliya, T. Latham, T. Lesiak, T. M. Karbach, T. Nakada, T. Ruf, T. Shears, T. Skwarnicki, T Szumlak, U. Egede, U. Kerzel, U. Marconi, U. Straumann, U. Uwer, V. Balagura, V. Bocci, V. Coco, V. Egorychev, V. Fave, V. Fernandez Albor, V. Gibson, V. Iakovenko, V. Matveev, V. Niess, V. N. La Thi, V. Obraztsov, V. Pugatch, V. Romanovsky, V. Shevchenko, V. Talanov, V. Tisserand, V. Vagnoni, V. V. Gligorov, W. Baldini, W. Bonivento, W. C. Zhang, W. Da Silva, W. Hofmann, W. Hulsbergen, W. Qian, W. Reece, W. Witzeling, X. Cid Vidal, X. Vilasis-Cardona, Y. Amhis, Y. Gao, Y. M. Kim, Y. Shcheglov, Yu. Guz, Y. Xie, Y. Y. Li, Y. Zhang, Z. Ajaltouni, Z. Mathe, Z. Yang","submitted_at":"2011-03-12T17:31:49Z","abstract_excerpt":"A search for the decays Bs-->mumu and Bd-->mumu is performed with about 37 pb^{-1} of pp collisions at sqrt{s} = 7 TeV collected by the LHCb experiment at the Large Hadron Collider at CERN. The observed numbers of events are consistent with the background expectations. The resulting upper limits on the branching ratios are BR(Bs-->mumu) < 5.6 x 10^{-8} and BR(Bd-->mumu) <1.5 x 10^{-8} at 95% confidence level."},"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":"1103.2465","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2011-03-12T17:31:49Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2513a44519f6d1a82d2d70d2132e439eddfd2f0787ce3b09f3106c420882f4bd","abstract_canon_sha256":"7acca8c755bc82e95fb1da2d981f0fa8ac364bf2916d6546aa135a0020796955"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:19.726385Z","signature_b64":"NJaWLe3bB1Kt3JcEzg0yynxM9Ys95DSoKahyMau5mF0x3SgF03hnX4NDpkvtoGEJM4NIlhxiO6KMSZf6w2daCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5298c769fbbcace6f169063eda37d69c32cc43be89d420dddc8d9abd03325b4c","last_reissued_at":"2026-05-18T02:22:19.724043Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:19.724043Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for the rare decays Bs -->mumu and Bd -->mumu","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-ex","authors_text":"A. A. Alves Jr, A. Affolder, A. Bates, A. Bay, A. Bien, A. Bizzeti, A. Bobrov, A. Bondar, A. Borgia, A. B\\\"uchler-Germann, A. Bursche, A. Camboni, A. Carbone, A. Cardini, A. C. dos Reis, A. Contu, A. C. Smith, A. Dovbnya, A. D. Webber, A. Falabella, A. Gallas Torreira, A. Golutvin, A. Gomes, A. Grecu, A. Hicheur, A. Keune, A. Konoplyannikov, A. Kozlinskiy, A. Lai, A. Leflat, A. Maier, A. Martens, A. Mart\\'in S\\'anchez, A. Massafferri, A. Mazurov, An. Vorobyev, A. Oblakowska-Mucha, A. Ostankov, A. Papanestis, A. Pazos Alvarez, A. Pellegrino, A. P\\'erez-Calero Yzquierdo, A. Petrella, A. Petrolini, A. Poluektov, A. Powell, A. Puig Navarro, A. Sambade Varela, A. Sarti, A. Satta, A. Schopper, A. Sciubba, A. Semennikov, A. Shires, A. Solomin, A. Sparkes, A. Tsaregorodtsev, A. Ukleja, A. Vollhardt, A. Vorobyev, A. Zhelezov, B. Adeva, B. D'Almagne, B. Gui, B. Jean-Marie, B. Jost, B. Khanji, B. Liu, B. Maynard, B. M'charek, B. Muryn, B. Pal, B. Pietrzyk, B. Pie Valls, B. Popovici, B. Rakotomiaramanana, B. Saitta, B. Schmidt, B. Shao, B. Souza De Paula, B. Spaan, B. Storaci, B. Viaud, C. Adrover, C. Barschel, C. Bauer, C. Blanks, C. Bozzi, C. Coca, C. D'Ambrosio, C. Deplano, C. Eames, C. F\\\"arber, C. Farinelli, C. Fitzpatrick, C. Frei, C. Gaspar, C. G\\\"obel, Ch. Elsasser, C. J. Parkinson, C. Langenbruch, C. Linn, C. Matteuzzi, C. Mclean, C. Parkes, C. Patrignani, C. Pavel -Nicorescu, C. Potterat, C. R. Jones, C. Rodriguez Cobo, C. Salzmann, C. Satriano, C. Thomas, D. A. Milanes, D. A. Roa Romero, D. Decamp, D. Dossett, D. Esperante Pereira, D. Galli, D. G. d'Enterria, D. Golubkov, D. Hutchcroft, D. Johnson, D. Lacarrere, D. L. Perego, D. Martinez Santos, D. Moran, D. Pinci, D. Popov, D. R. Ward, D. Savrina, D. S. Bailey, D. van Eijk, D. Voong, D. Wiedner, E. Aslanides, E. Ben-Haim, E. Bos, E. Fanchini, E. Graug\\'es, E. Gushchin, E. Hicks, E. Jans, E. Lopez Asamar, E. Maurice, E. Perez Trigo, E. Polycarpo, E. Rodrigues, E. Santovetti, E. Simioni, E. Spiridenkov, E. Teodorescu, E. Thomas, E. van Herwijnen, E. Zverev, F. Alessio, F. Blanc, F. Constantin, F. De Lorenzi, F. Dettori, F. Dupertuis, F. Eisele, F. Fontanelli, F. F. Wilson, F. Jansen, F. Jing, F. J. P. Soler, F. Kapusta, F. Kruse, F. Machefert, F. Maciuc, F. Muheim, F. Murtas, F. Rodrigues, F. Soomro, F. Stagni, F. Teubert, F. Xing, G. A. Cowan, G. Auriemma, G. Bencivenni, G. Carboni, G. Casse, G. Conti, G. Corti, G. D. Patel, G. Fardell, G. Graziani, G. Haefeli, G. J. Rogers, G. Krocker, G. Lafferty, G. Lanfranchi, G. Liu, G. Manca, G. Mancinelli, G. Martellotti, G. McGregor, G. N. Patrick, G. Passaleva, G. Penso, G. Polok, G. Raven, G. Sabatino, G. Valenti, G. Wilkinson, G. Ybeles Smit, H. Brown, H. Degaudenzi, H. Dijkstra, H. Gordon, H. P. Skottowe, H. Ruiz, H. V. Cliff, H. Voss, I. Bediaga, I. Belyaev, I. De Bonis, I. Mous, I. Raniuk, I. Shapoval, I. Videau, I. V. Machikhiliyan, J. A. Hernando Morata, J. Albrecht, J. Amoraal, J. Anderson, J. Blouw, J. Bressieux, J. Buytaert, J-C. Garnier, J. Closier, J. Cogan, J. Dickens, J. Garofoli, J. He, J. H. Lopes, J. H. Rademacker, J. Imong, J. J. Saborido Silva, J. J. Velthuis, J. Keaveney, J. Lefran\\c{c}ois, J. Luisier, J. Magnin, J. Marks, J. M. Caicedo Carvajal, J. M. de Miranda, J. Merkel, J. Mylroie-Smith, J. Nardulli, J. Palacios, J. Panman, J.-P. Lees, J. Rouvinet, J. Serrano, J. van den Brand, J. van Leerdam, J. van Tilburg, J. Visniakov, J. V. Morris, J. Wang, J. Wishahi, K. Belous, K. Carvalho Akiba, K. Hennessy, K. Holubyev, K. Kruzelecki, K. M\\\"uller, K. Rinnert, K. Senderowska, K. Sobczak, K. Vervink, K. Wacker, K. Wyllie, L. A. Granado Cardoso, L. Arrabito, L. Carson, L. Del Buono, L. De Paula, L. Eklund, L. Est\\`eve, L. Garrido, LHCb collaboration: R. Aaij, L. Kravchuk, L. Li, L. Li Gioi, L. Martin, L. Shekhtman, L. Wiggers, L. Zhang, L. Zhong, M. Adinolfi, M. Alexander, M. Artuso, M. Benayoun, M. Britsch, M. Calvi, M. Calvo Gomez, M. Cattaneo, M. Charles, M. Clemencic, M. Coombes, M. De Cian, M. Deissenroth, M. Dima, M. Ferro-Luzzi, M. Frank, M. Frosini, M. Gandelman, M. Gersabeck, M. Grabalosa G\\'andara, M.-H. Schune, M. Jahjah Hussein, M. John, M. Knecht, M. Kucharczyk, M. Lieng, M. Liles, M. Matveev, M. Meissner, M. Merk, M. Merkin, M. Musy, M. Nedos, M. Needham, M. Nicol, M.-N. Minard, M.-O. Bettler, M. Orlandea, M. Palutan, M. Pappagallo, M. Patel, M. Pepe Altarelli, M. Plo Casasus, M. P. Williams, M. Sannino, M. Sapunov, M. Savrie, M. Schiller, M. Schmelling, M. Seco, M. Shapkin, M. Szczekowski, M. Tobin, M. T. Tran, M. van Beuzekom, M. Veltri, M. Whitehead, M. Williams, M. Witek, M. Zavertyaev, N. Bondar, N. Chiapolini, N. Gauvin, N. Harnew, N. H. Brook, N. Lopez-March, N. Mangiafave, N. Neufeld, N. Nikitin, N. Sagidova, N. Serra, N. Styles, N. Tuning, O. Aquines Gutierrez, O. Callot, O. Deschamps, O. Leroy, O. Maev, O. Okhrimenko, O. Schneider, O. Shevchenko, O. Steinkamp, O. Stenyakin, O. Yushchenko, P. Alvarez Cartelle, P. Campana, P. Collins, P. David, P. De Simone, P. Diniz Batista, P. E. L. Clarke, P. F. Harrison, P. Gandini, Ph. Charpentier, P. Henrard, Ph. Ghez, P. Hopchev, P. Hunt, P. Ilten, P. Jaton, P. J. Clark, P. Koppenburg, P. Krokovny, P. M. Bj{\\o}rnstad, P. Morawski, P. Naik, P. Perret, P. Robbe, P. Rodriguez Perez, P. Sail, P. Schaack, P. Shatalov, P. Somogy, P. Spradlin, P. Szczypka, P. Urquijo, P. Vazquez Regueiro, R. B. Appleby, R. Bernet, R. Cardinale, R. Currie, R. Dzhelyadin, R. Forty, R. Graciani Diaz, R. Harji, R. Jacobsson, R. J. Barlow, R. Kumar, R. Lef\\`evre, R. Le Gac, R. Lindner, R. M\\\"arki, R. McNulty, R. M. D. Mamunur, R. Messi, R. Mountain, R. Muresan, R. Nandakumar, R. Oldeman, R. Plackett, R. Santacesaria, R. Santinelli, R. Schwemmer, R. S. Huston, R. Vazquez Gomez, R. W. Lambert, R. Young, S. Amato, S. A. Wotton, S. Bachmann, S. Barsuk, S. Bifani, S. Blusk, S. Borghi, S. Brisbane, S. Cadeddu, S. C. Haines, S. De Capua, S. Donleavy, S. Easo, S. Eidelman, S. Eisenhardt, S. Farry, S. Filippov, S. Furcas, S. Gregson, S. Hansmann-Menzemer, S. Koblitz, S. K. Paterson, S. Kukulak, S. Malde, S. Miglioranzi, S. Monteil, S. Nies, S. Oggero, S. Perazzini, S. Playfer, S. Redford, S. Ricciardi, S. Schleich, S. Stoica, S. Stone, S. T'Jampens, S. Topp-Joergensen, S. Vecchi, S. Wandernoth, T. Blake, T. Brambach, T. Britton, T. Du Pree, T. Gershon, T. Gys, T. Hampson, Th. Bauer, T. Huse, T. J. V. Bowcock, T. Ketel, T. Kvaratskheliya, T. Latham, T. Lesiak, T. M. Karbach, T. Nakada, T. Ruf, T. Shears, T. Skwarnicki, T Szumlak, U. Egede, U. Kerzel, U. Marconi, U. Straumann, U. Uwer, V. Balagura, V. Bocci, V. Coco, V. Egorychev, V. Fave, V. Fernandez Albor, V. Gibson, V. Iakovenko, V. Matveev, V. Niess, V. N. La Thi, V. Obraztsov, V. Pugatch, V. Romanovsky, V. Shevchenko, V. Talanov, V. Tisserand, V. Vagnoni, V. V. Gligorov, W. Baldini, W. Bonivento, W. C. Zhang, W. Da Silva, W. Hofmann, W. Hulsbergen, W. Qian, W. Reece, W. Witzeling, X. Cid Vidal, X. Vilasis-Cardona, Y. Amhis, Y. Gao, Y. M. Kim, Y. Shcheglov, Yu. Guz, Y. Xie, Y. Y. Li, Y. Zhang, Z. Ajaltouni, Z. Mathe, Z. Yang","submitted_at":"2011-03-12T17:31:49Z","abstract_excerpt":"A search for the decays Bs-->mumu and Bd-->mumu is performed with about 37 pb^{-1} of pp collisions at sqrt{s} = 7 TeV collected by the LHCb experiment at the Large Hadron Collider at CERN. The observed numbers of events are consistent with the background expectations. 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