{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:XPRMGYLUBAN2RJRTZDLV5SZWT7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"f9167564e3f4c6b848997a2bc7dc5bb8f533ad20e1c24d30c466755f7c10dfd0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-10-02T16:27:31Z","title_canon_sha256":"28edee63cbd056da53ee56d393ad90c25e01e3377127305fcb7c093a2b7bc747"},"schema_version":"1.0","source":{"id":"1810.01356","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01356","created_at":"2026-05-17T23:53:26Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01356v2","created_at":"2026-05-17T23:53:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01356","created_at":"2026-05-17T23:53:26Z"},{"alias_kind":"pith_short_12","alias_value":"XPRMGYLUBAN2","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"XPRMGYLUBAN2RJRT","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"XPRMGYLU","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:cbf33dac59da9d20dea1e9f80959abdbecf9be2dddb2b8e06a4328d25b8d52dd","target":"graph","created_at":"2026-05-17T23:53:26Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We measure the branching fraction and time-dependent $CP$-violating asymmetry for $B^0\\to J/\\psi\\pi^0$ decays using a data sample of 711 ${\\rm fb^{-1}}$ collected on the $\\Upsilon(4S)$ resonance by the Belle experiment running at the KEKB $e^+e^-$ collider. The branching fraction is measured to be $\\mathcal{B}(B^0\\to J/\\psi\\pi^0) = [1.62\\,\\pm 0.11~({\\rm stat}) \\pm0.07~({\\rm syst})]\\times 10^{-5}$, which is the most precise measurement to date. The measured $CP$ asymmetry parameters are $\\mathcal{S} = -0.59\\,\\pm 0.19~({\\rm stat}) \\pm 0.03~({\\rm syst})$ and $\\mathcal{A} = -0.15\\,\\pm 0.14~({\\rm s","authors_text":"A. Bozek, A. Chen, A. Garmash, A. Giri, A. Ishikawa, A. J. Schwartz, A. Kuzmin, A. Sokolov, B. Bhuyan, Belle Collaboration: B. Pal, B. G. Cheon, B. G. Fulsom, B. Golob, B. Wang, C. Bele\\~no, C. H. Wang, C.-L. Hsu, C. Schwanda, D. Cinabro, D. Epifanov, D. Joffe, D. Kotchetkov, D. M. Asner, D. Matvienko, D. Sahoo, D. \\v{C}ervenkov, D. Y. Kim, E. Nakano, E. Prencipe, E. Solovieva, E. Widmann, E. Won, F. Simon, F. Tenchini, G. B. Mohanty, G. Karyan, G. Pakhlova, G. Russo, G. Schnell, G. Varner, H. Aihara, H. Atmacan, H. Hayashii, H. Miyata, H. Ono, H. Park, I. Badhrees, J. Biswal, J. E. Fast, J. H. Yin, J. Libby, J. Schueler, J. Yelton, K. Chilikin, K. Cho, K. E. Varvell, K. Hayasaka, K. Inami, K. J. Nath, K. Kinoshita, K. Lalwani, K. Miyabayashi, K. Senyo, K. Tanida, K. T. Kim, K. Trabelsi, L. Cao, L. E. Piilonen, L. K. Li, L. Li Gioi, L. Santelj, M. Bra\\v{c}ko, M. E. Sevior, M. Gelb, M. Iwasaki, M. Masuda, M. Merola, M. Nakao, M. Nayak, M. Ritter, M. Stari\\v{c}, M. Sumihama, M. Takizawa, M. Uchida, M. V. Purohit, M.-Z. Wang, N. Dash, O. Schneider, O. Seon, P. Behera, P.-C. Lu, P. Goldenzweig, P. Kody\\v{s}, P. Kri\\v{z}an, P. Krokovny, P. Wang, R. Ayad, R. Garg, R. Itoh, R. Kroeger, R. Kulasiri, R. Kumar, R. Mizuk, R. Pestotnik, R. van Tonder, S. Al Said, S. Bahinipati, S. Choudhury, S. C. Lee, S. Cunliffe, S. Di Carlo, S. Eidelman, S. E. Vahsen, S. H. Kim, S. Jia, S. Korpar, S. Nishida, S. Ogawa, S. Pardi, S. Paul, S. Sandilya, S. Uehara, S. Uno, T.-A. Shibata, T. Aushev, T. Bilka, T. Hara, T. Higuchi, T. Julius, T. K. Pedlar, T. Matsuda, T. Mori, T. Sanuki, T. Sumiyoshi, T. Uglov, U. Tamponi, V. Aulchenko, V. Chekelian, V. Gaur, V. Popov, V. Savinov, V. Vorobyev, V. Zhilich, V. Zhukova, W.-S. Hou, W. W. Jacobs, X. L. Wang, Y. B. Li, Y. Choi, Y. Guan, Y. Iwasaki, Y.-J. Kwon, Y. Sakai, Y. Seino, Y. Tao, Y. Unno, Z. Natkaniec, Z. P. Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-10-02T16:27:31Z","title":"Measurement of the branching fraction and time-dependent $CP$ asymmetry for $B^0\\to J/\\psi\\pi^0$ decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01356","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:b223e16e2f4ac04f2f347628fd222947820ab053211a31cabc98ede941d11fc7","target":"record","created_at":"2026-05-17T23:53:26Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"f9167564e3f4c6b848997a2bc7dc5bb8f533ad20e1c24d30c466755f7c10dfd0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-10-02T16:27:31Z","title_canon_sha256":"28edee63cbd056da53ee56d393ad90c25e01e3377127305fcb7c093a2b7bc747"},"schema_version":"1.0","source":{"id":"1810.01356","kind":"arxiv","version":2}},"canonical_sha256":"bbe2c36174081ba8a633c8d75ecb369feb5e46734b110556d1131ad3bd3649a7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bbe2c36174081ba8a633c8d75ecb369feb5e46734b110556d1131ad3bd3649a7","first_computed_at":"2026-05-17T23:53:26.430673Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:53:26.430673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jqK/BiauPXU0QA3gCWF7rj4dr5Oqvlwl02AmZzxloOAHTkHBzcNThn2S2Y9tfHGBcaYbQe8NBwhkpn7/VHL0Bg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:53:26.431170Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.01356","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b223e16e2f4ac04f2f347628fd222947820ab053211a31cabc98ede941d11fc7","sha256:cbf33dac59da9d20dea1e9f80959abdbecf9be2dddb2b8e06a4328d25b8d52dd"],"state_sha256":"918b52077c4d28377d8d73771e338d87222f55fe4ae2b33510169508fa4771bd"}