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Kim, H. Kichimi, H. K. Park, H. Miyata, H. Nakazawa, H. O. Kim, H. Park, H. Sahoo, I. Adachi, J. Dalseno, J.-G. Shiu, J. Haba, J. H. Kang, J. H. Kim, J. S. Lange, J. Wicht, K. Arinstein, K. E. Varvell, K. Hayasaka, K. Inami, K. Kinoshita, K. Senyo, K. Sumisawa, K. Trabelsi, K. Vervink, L. E. Piilonen, M. Bischofberger, M. Bracko, M.-C. Chang, M. Dash, M. E. Sevior, M. Iwabuchi, M. Nakao, M. Petric, M. Rohrken, M. Shapkin, M. Staric, M.-Z. Wang, N. J. Joshi, O. Nitoh, O. Schneider, P. Chang, P. Chen, P. Goldenzweig, P. Kodys, P. Krizan, P. Krokovny, P. Pakhlov, P. Smerkol, P. Urquijo, P. Wang, R. Itoh, R. Louvot, R. Mizuk, R. Wedd, S. Eidelman, S. Esen, S.-H. Kyeong, S.-H. Lee, S. Korpar, S. L. Olsen, S. McOnie, S. Neubauer, S. Nishida, S. Okuno, S. Ryu, S. Uehara, S. Uno, T. Aushev, T. Aziz, T. E. Browder, T. Hara, T. Higuchi, T. Iijima, T. Julius, T. Kawasaki, T. Kuhr, T. Kumita, T. Ohshima, T. Sumiyoshi, V. Aulchenko, V. Balagura, V. Zhilich, W.-S. Hou, Y. B. Hsiung, Y. Choi, Y. Hoshi, Y. J. Kim, Y.-J. Kwon, Y. Liu, Y. Sakai, Y. Teramoto, Y. Unno, Y. Usov, Y. Watanabe, Y. Yamashita, Z. Dolezal, Z. Drasal, Z. Natkaniec, Z. P. Zhang","submitted_at":"2010-05-27T20:49:08Z","abstract_excerpt":"We have made the first observation of Bs->Ds(*)+Ds(*)- decays using 23.6 fb-1 of data recorded by the Belle experiment running on the Upsilon(5S) resonance. The branching fractions are measured to be B(B^0_s\\ra D^+_s D^-_s) = (1.0\\,^{+0.4}_{-0.3}\\,^{+0.3}_{-0.2})%, B(B^0_s\\ra D^{*\\pm}_s D^{\\mp}_s) = (2.8\\,^{+0.8}_{-0.7}\\,\\pm 0.7)%, and B(B^0_s\\ra D^{*+}_s D^{*-}_s) = (3.1\\,^{+1.2}_{-1.0}\\,\\pm 0.8)%; the sum is B(B^0_s\\ra D^{(*)+}_s D^{(*)-}_s) = (6.9\\,^{+1.5}_{-1.3}\\,\\pm 1.9)%. Assuming Bs->Ds(*)+Ds(*)- saturates decays to CP-even final states, the branching fraction determines the ratio \\Delt"},"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":"1005.5177","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2010-05-27T20:49:08Z","cross_cats_sorted":[],"title_canon_sha256":"6c0c63d5092f87f4c6771a60fae6d7087bd64bfebf7c49414b9de4680567da59","abstract_canon_sha256":"3d4716a7c8c695c5b24955782b4356482f6c69c14deb922c52426b641f865508"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:00.049899Z","signature_b64":"NW3Ijx9oBLzCLCfxcO16aHTUQOL6knyWpopdg3Yn3Q6SH83YbHO+ZbPoXba5h6OUhLfMNnC14ZfHIdHhVPe2Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4077127cd6259484ea401106066c909d530e5fa6e966a456fa3c06bd3bfdb795","last_reissued_at":"2026-05-18T04:34:00.049483Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:00.049483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of Bs->Ds(*)+Ds(*)- using e+e- collisions and a determination of the Bs-Bsbar width difference \\Delta\\Gamma_s","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Bay, A. Bondar, A. Bozek, A. Chen, A. Drutskoy, A. J. Schwartz, A. Matyja, A. M. Bakich, A. Zupanc, B. D. Yabsley, B. G. Cheon, B. Golob, B. R. Ko, C.-C. Chiang, C. H. Wang, C. P. Shen, C. Schwanda, C. W. Park, D. Liventsev, E. Barberio, E. Nakano, E. Solovieva, E. Won, G. B. Mohanty, G. Varner, H. Aihara, H. Ha, H. J. Hyun, H. J. Kim, H. Kichimi, H. K. Park, H. Miyata, H. Nakazawa, H. O. Kim, H. Park, H. Sahoo, I. Adachi, J. Dalseno, J.-G. Shiu, J. Haba, J. H. Kang, J. H. Kim, J. S. Lange, J. Wicht, K. Arinstein, K. E. Varvell, K. Hayasaka, K. Inami, K. Kinoshita, K. Senyo, K. Sumisawa, K. Trabelsi, K. Vervink, L. E. Piilonen, M. Bischofberger, M. Bracko, M.-C. Chang, M. Dash, M. E. Sevior, M. Iwabuchi, M. Nakao, M. Petric, M. Rohrken, M. Shapkin, M. Staric, M.-Z. Wang, N. J. Joshi, O. Nitoh, O. Schneider, P. Chang, P. Chen, P. Goldenzweig, P. Kodys, P. Krizan, P. Krokovny, P. Pakhlov, P. Smerkol, P. Urquijo, P. Wang, R. Itoh, R. Louvot, R. Mizuk, R. Wedd, S. Eidelman, S. Esen, S.-H. Kyeong, S.-H. Lee, S. Korpar, S. L. Olsen, S. McOnie, S. Neubauer, S. Nishida, S. Okuno, S. Ryu, S. Uehara, S. Uno, T. Aushev, T. Aziz, T. E. Browder, T. Hara, T. Higuchi, T. Iijima, T. Julius, T. Kawasaki, T. Kuhr, T. Kumita, T. Ohshima, T. Sumiyoshi, V. Aulchenko, V. Balagura, V. Zhilich, W.-S. Hou, Y. B. Hsiung, Y. Choi, Y. Hoshi, Y. J. Kim, Y.-J. Kwon, Y. Liu, Y. Sakai, Y. Teramoto, Y. Unno, Y. Usov, Y. Watanabe, Y. Yamashita, Z. Dolezal, Z. Drasal, Z. Natkaniec, Z. P. Zhang","submitted_at":"2010-05-27T20:49:08Z","abstract_excerpt":"We have made the first observation of Bs->Ds(*)+Ds(*)- decays using 23.6 fb-1 of data recorded by the Belle experiment running on the Upsilon(5S) resonance. The branching fractions are measured to be B(B^0_s\\ra D^+_s D^-_s) = (1.0\\,^{+0.4}_{-0.3}\\,^{+0.3}_{-0.2})%, B(B^0_s\\ra D^{*\\pm}_s D^{\\mp}_s) = (2.8\\,^{+0.8}_{-0.7}\\,\\pm 0.7)%, and B(B^0_s\\ra D^{*+}_s D^{*-}_s) = (3.1\\,^{+1.2}_{-1.0}\\,\\pm 0.8)%; the sum is B(B^0_s\\ra D^{(*)+}_s D^{(*)-}_s) = (6.9\\,^{+1.5}_{-1.3}\\,\\pm 1.9)%. Assuming Bs->Ds(*)+Ds(*)- saturates decays to CP-even final states, the branching fraction determines the ratio \\Delt"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.5177","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1005.5177","created_at":"2026-05-18T04:34:00.049549+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.5177v2","created_at":"2026-05-18T04:34:00.049549+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.5177","created_at":"2026-05-18T04:34:00.049549+00:00"},{"alias_kind":"pith_short_12","alias_value":"IB3RE7GWEWKI","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_16","alias_value":"IB3RE7GWEWKIJ2SA","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_8","alias_value":"IB3RE7GW","created_at":"2026-05-18T12:26:09.077623+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2411.18639","citing_title":"Averages of $b$-hadron, $c$-hadron, and $\\tau$-lepton properties as of 2023","ref_index":223,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV","json":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV.json","graph_json":"https://pith.science/api/pith-number/IB3RE7GWEWKIJ2SACEDAM3EQTV/graph.json","events_json":"https://pith.science/api/pith-number/IB3RE7GWEWKIJ2SACEDAM3EQTV/events.json","paper":"https://pith.science/paper/IB3RE7GW"},"agent_actions":{"view_html":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV","download_json":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV.json","view_paper":"https://pith.science/paper/IB3RE7GW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.5177&json=true","fetch_graph":"https://pith.science/api/pith-number/IB3RE7GWEWKIJ2SACEDAM3EQTV/graph.json","fetch_events":"https://pith.science/api/pith-number/IB3RE7GWEWKIJ2SACEDAM3EQTV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV/action/storage_attestation","attest_author":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV/action/author_attestation","sign_citation":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV/action/citation_signature","submit_replication":"https://pith.science/pith/IB3RE7GWEWKIJ2SACEDAM3EQTV/action/replication_record"}},"created_at":"2026-05-18T04:34:00.049549+00:00","updated_at":"2026-05-18T04:34:00.049549+00:00"}