{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:UWT6Q52TCTFQDXUW5A6DDFMGKS","short_pith_number":"pith:UWT6Q52T","schema_version":"1.0","canonical_sha256":"a5a7e8775314cb01de96e83c31958654a3846fa2bfc9e57d67e624aa64fb0391","source":{"kind":"arxiv","id":"1312.5621","version":1},"attestation_state":"computed","paper":{"title":"Probing the nature of $Y(4260)$ and $Z_c(3900)$ in the isospin violating process $Y(4260) \\to J/\\psi \\eta \\pi^0$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Christoph Hanhart, Qiang Zhao, Qian Wang, Xiao-Gang Wu","submitted_at":"2013-12-19T16:28:17Z","abstract_excerpt":"The isospin violation process $Y(4260) \\to J/\\psi \\eta \\pi^{0}$ is studied assuming that $Y(4260)$ is a $D_{1} \\bar{D}+c.c.$ hadronic molecule. In association with the production of the $Z_c(3900)$, which is treated as a $D \\bar{D}^{*}+c.c.$ hadronic molecule, this process can help us distinguish their molecular natures from other scenarios, since the incomplete cancellation between the charged and neutral--meson loops, which are prominent in the molecular picture only, produces a peak in the $e^+e^-\\to Y(4260)\\to J/\\psi\\eta\\pi^0$ cross section at the $D_{1} \\bar{D}+c.c.$ threshold and a very "},"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":"1312.5621","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-12-19T16:28:17Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"64dbba214bf0e94b50e79bd871cb105f00a5daae2bfecf687a59f84cedc2c8bd","abstract_canon_sha256":"7c38d6dfce734cc2b911386dfe2d40b86f71c84e7edf6329a57484ea526139e6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:54:30.398034Z","signature_b64":"iFKFszQ0PoiBhuMd5Yay4B5pGNRLmzlZ0Reen4GwmOOT2ssdpNSO2z+gS3GHcMKJECN9TcHQ390xDIPwbB7PAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5a7e8775314cb01de96e83c31958654a3846fa2bfc9e57d67e624aa64fb0391","last_reissued_at":"2026-05-18T02:54:30.397446Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:54:30.397446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing the nature of $Y(4260)$ and $Z_c(3900)$ in the isospin violating process $Y(4260) \\to J/\\psi \\eta \\pi^0$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Christoph Hanhart, Qiang Zhao, Qian Wang, Xiao-Gang Wu","submitted_at":"2013-12-19T16:28:17Z","abstract_excerpt":"The isospin violation process $Y(4260) \\to J/\\psi \\eta \\pi^{0}$ is studied assuming that $Y(4260)$ is a $D_{1} \\bar{D}+c.c.$ hadronic molecule. In association with the production of the $Z_c(3900)$, which is treated as a $D \\bar{D}^{*}+c.c.$ hadronic molecule, this process can help us distinguish their molecular natures from other scenarios, since the incomplete cancellation between the charged and neutral--meson loops, which are prominent in the molecular picture only, produces a peak in the $e^+e^-\\to Y(4260)\\to J/\\psi\\eta\\pi^0$ cross section at the $D_{1} \\bar{D}+c.c.$ threshold and a very "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.5621","kind":"arxiv","version":1},"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":"1312.5621","created_at":"2026-05-18T02:54:30.397537+00:00"},{"alias_kind":"arxiv_version","alias_value":"1312.5621v1","created_at":"2026-05-18T02:54:30.397537+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.5621","created_at":"2026-05-18T02:54:30.397537+00:00"},{"alias_kind":"pith_short_12","alias_value":"UWT6Q52TCTFQ","created_at":"2026-05-18T12:28:02.375192+00:00"},{"alias_kind":"pith_short_16","alias_value":"UWT6Q52TCTFQDXUW","created_at":"2026-05-18T12:28:02.375192+00:00"},{"alias_kind":"pith_short_8","alias_value":"UWT6Q52T","created_at":"2026-05-18T12:28:02.375192+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS","json":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS.json","graph_json":"https://pith.science/api/pith-number/UWT6Q52TCTFQDXUW5A6DDFMGKS/graph.json","events_json":"https://pith.science/api/pith-number/UWT6Q52TCTFQDXUW5A6DDFMGKS/events.json","paper":"https://pith.science/paper/UWT6Q52T"},"agent_actions":{"view_html":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS","download_json":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS.json","view_paper":"https://pith.science/paper/UWT6Q52T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1312.5621&json=true","fetch_graph":"https://pith.science/api/pith-number/UWT6Q52TCTFQDXUW5A6DDFMGKS/graph.json","fetch_events":"https://pith.science/api/pith-number/UWT6Q52TCTFQDXUW5A6DDFMGKS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS/action/storage_attestation","attest_author":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS/action/author_attestation","sign_citation":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS/action/citation_signature","submit_replication":"https://pith.science/pith/UWT6Q52TCTFQDXUW5A6DDFMGKS/action/replication_record"}},"created_at":"2026-05-18T02:54:30.397537+00:00","updated_at":"2026-05-18T02:54:30.397537+00:00"}