{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:XOKTXE4PGBSVZZMEG7WHZIEQWJ","short_pith_number":"pith:XOKTXE4P","schema_version":"1.0","canonical_sha256":"bb953b938f30655ce58437ec7ca090b24a2bd96c1d2ce86b30ae5f54ef021a0b","source":{"kind":"arxiv","id":"2502.03017","version":3},"attestation_state":"computed","paper":{"title":"Search for Double Beta Decay of $^{136}$Xe to the $0^+_1$ Excited State of $^{136}$Ba with PandaX-4T","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"Anqing Wang, Binbin Yan, Binyu Pang, Changda He, Chencheng Han, Chenxiang Li, Chunxu Yu, Congcong Lu, Deqing Fang, Di Huang, Dong Shan, Guanbo Wang, Guofang Shen, Hao Wang, Houqi Huang, Jiafu Li, Jiamin Wang, Jianglai Liu, Jiaxu Zhou, Jifang Zhou, Jinrong He, Junting Huang, Kaizhi Xiong, Karl Giboni, Ke Han, Lei Wang, Lisheng Geng, Li Zhao, Manbin Shen, Mengjiao Xiao, Meng Wang, Mingchuan Li, Minzhen Zhang, Ningchun Qi, Ning Zhou, PandaX Collaboration: Lingyin Luo, Peihua Ye, Peng Zhang, Qing Lin, Qiuhong Wang, Ruquan Hou, Shaobo Wang, Shibo Zhang, Shuaijie Li, Shunyu Yao, Shu Zhang, Siguang Wang, Tao Li, Tao Zhang, Wei Chen, Weihao Wu, Wei Wang, Wei Zhang, Wenbo Ma, Wenliang Sun, Xiangdong Ji, XiangPan Ji, Xiangxiang Ren, Xiang Xiao, Xiangyi Cui, Xiaofeng Shang, Xiaopeng Zhou, Xiaoying Lu, Xinning Zeng, Xiuli Wang, Xiyuan Shao, Xiyu Yan, Xunan Guo, Xun Chen, Xu Wang, Xuyang Ning, Xuyuan Guo, Yajun Mao, Yang Zhang, Yifan Xu, Yingji Fang, Yingxin Zhang, Ying Yuan, Yi Tao, Yonglin Ju, Yong Yang, Youhui Yun, Yuan Wu, Yuanyuan Zhang, Yubo Zhou, Yuehuan Wei, Yue Meng, Yugang Ma, Yu Hou, Yunhua Chen, Yunyang Luo, Zhaokan Cheng, Zhe Yuan, Zhicheng Qian, Zhixing Gao, Zhiyuan Li, Zhizhen Zhou, Zhou Wang, Zichao Guo, Zihao Bo","submitted_at":"2025-02-05T09:19:32Z","abstract_excerpt":"We perform a search of double beta decay of $^{136}$Xe to the excited state, $0^+_1$, of $^{136}$Ba (2$\\nu \\beta \\beta$-0$_1^+$), using the dual-phase xenon detector of PandaX-4T with the first 94.9-day commissioning data. The multi-site events are reconstructed up to the MeV energy scale, which helps to improve the background model significantly. The background contribution from the stainless steel platform outside PandaX-4T cryostat is evaluated for the first time. No significant evidence for 2$\\nu \\beta \\beta$-$0_1^+$ is observed, resulting in a lower limit on half-life of $7.5 \\times 10^{2"},"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":"2502.03017","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2025-02-05T09:19:32Z","cross_cats_sorted":[],"title_canon_sha256":"860e32b1296b577fd63b8a3c25cd4a82a85ff8435dceaf8092433b3ca45c690e","abstract_canon_sha256":"71426d225c24505a8a92708d2bc418b02b328db121b6cae84b269b37f313de5b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:26:13.500631Z","signature_b64":"kxh34bMtS2rttYIbgYUJ9cd+3TRR4QMCT/CrFWAVAfKwjnNlmg+didK07i7dqRmpAGO537VLTePe6FwXf2eKBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb953b938f30655ce58437ec7ca090b24a2bd96c1d2ce86b30ae5f54ef021a0b","last_reissued_at":"2026-07-05T10:26:13.499597Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:26:13.499597Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for Double Beta Decay of $^{136}$Xe to the $0^+_1$ Excited State of $^{136}$Ba with PandaX-4T","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"Anqing Wang, Binbin Yan, Binyu Pang, Changda He, Chencheng Han, Chenxiang Li, Chunxu Yu, Congcong Lu, Deqing Fang, Di Huang, Dong Shan, Guanbo Wang, Guofang Shen, Hao Wang, Houqi Huang, Jiafu Li, Jiamin Wang, Jianglai Liu, Jiaxu Zhou, Jifang Zhou, Jinrong He, Junting Huang, Kaizhi Xiong, Karl Giboni, Ke Han, Lei Wang, Lisheng Geng, Li Zhao, Manbin Shen, Mengjiao Xiao, Meng Wang, Mingchuan Li, Minzhen Zhang, Ningchun Qi, Ning Zhou, PandaX Collaboration: Lingyin Luo, Peihua Ye, Peng Zhang, Qing Lin, Qiuhong Wang, Ruquan Hou, Shaobo Wang, Shibo Zhang, Shuaijie Li, Shunyu Yao, Shu Zhang, Siguang Wang, Tao Li, Tao Zhang, Wei Chen, Weihao Wu, Wei Wang, Wei Zhang, Wenbo Ma, Wenliang Sun, Xiangdong Ji, XiangPan Ji, Xiangxiang Ren, Xiang Xiao, Xiangyi Cui, Xiaofeng Shang, Xiaopeng Zhou, Xiaoying Lu, Xinning Zeng, Xiuli Wang, Xiyuan Shao, Xiyu Yan, Xunan Guo, Xun Chen, Xu Wang, Xuyang Ning, Xuyuan Guo, Yajun Mao, Yang Zhang, Yifan Xu, Yingji Fang, Yingxin Zhang, Ying Yuan, Yi Tao, Yonglin Ju, Yong Yang, Youhui Yun, Yuan Wu, Yuanyuan Zhang, Yubo Zhou, Yuehuan Wei, Yue Meng, Yugang Ma, Yu Hou, Yunhua Chen, Yunyang Luo, Zhaokan Cheng, Zhe Yuan, Zhicheng Qian, Zhixing Gao, Zhiyuan Li, Zhizhen Zhou, Zhou Wang, Zichao Guo, Zihao Bo","submitted_at":"2025-02-05T09:19:32Z","abstract_excerpt":"We perform a search of double beta decay of $^{136}$Xe to the excited state, $0^+_1$, of $^{136}$Ba (2$\\nu \\beta \\beta$-0$_1^+$), using the dual-phase xenon detector of PandaX-4T with the first 94.9-day commissioning data. The multi-site events are reconstructed up to the MeV energy scale, which helps to improve the background model significantly. The background contribution from the stainless steel platform outside PandaX-4T cryostat is evaluated for the first time. No significant evidence for 2$\\nu \\beta \\beta$-$0_1^+$ is observed, resulting in a lower limit on half-life of $7.5 \\times 10^{2"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03017","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.03017/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2502.03017","created_at":"2026-07-05T10:26:13.499731+00:00"},{"alias_kind":"arxiv_version","alias_value":"2502.03017v3","created_at":"2026-07-05T10:26:13.499731+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03017","created_at":"2026-07-05T10:26:13.499731+00:00"},{"alias_kind":"pith_short_12","alias_value":"XOKTXE4PGBSV","created_at":"2026-07-05T10:26:13.499731+00:00"},{"alias_kind":"pith_short_16","alias_value":"XOKTXE4PGBSVZZME","created_at":"2026-07-05T10:26:13.499731+00:00"},{"alias_kind":"pith_short_8","alias_value":"XOKTXE4P","created_at":"2026-07-05T10:26:13.499731+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":4,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2607.02405","citing_title":"Measurement of solar $pp$ neutrino flux with the new PandaX-4T data","ref_index":27,"is_internal_anchor":false},{"citing_arxiv_id":"2511.13515","citing_title":"Probing scalar-neutrino and scalar-dark-matter interactions with PandaX-4T","ref_index":48,"is_internal_anchor":false},{"citing_arxiv_id":"2507.21868","citing_title":"Two-neutrino $\\beta\\beta$ decay to excited states at next-to-leading order","ref_index":65,"is_internal_anchor":false},{"citing_arxiv_id":"2508.17413","citing_title":"Sensitivity of neutrinoless double beta decays from a combined analysis of ground and excited states","ref_index":25,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ","json":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ.json","graph_json":"https://pith.science/api/pith-number/XOKTXE4PGBSVZZMEG7WHZIEQWJ/graph.json","events_json":"https://pith.science/api/pith-number/XOKTXE4PGBSVZZMEG7WHZIEQWJ/events.json","paper":"https://pith.science/paper/XOKTXE4P"},"agent_actions":{"view_html":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ","download_json":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ.json","view_paper":"https://pith.science/paper/XOKTXE4P","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2502.03017&json=true","fetch_graph":"https://pith.science/api/pith-number/XOKTXE4PGBSVZZMEG7WHZIEQWJ/graph.json","fetch_events":"https://pith.science/api/pith-number/XOKTXE4PGBSVZZMEG7WHZIEQWJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ/action/storage_attestation","attest_author":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ/action/author_attestation","sign_citation":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ/action/citation_signature","submit_replication":"https://pith.science/pith/XOKTXE4PGBSVZZMEG7WHZIEQWJ/action/replication_record"}},"created_at":"2026-07-05T10:26:13.499731+00:00","updated_at":"2026-07-05T10:26:13.499731+00:00"}