{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:N2QFK3BOJOSHJWRLXG7H6OOHU7","short_pith_number":"pith:N2QFK3BO","schema_version":"1.0","canonical_sha256":"6ea0556c2e4ba474da2bb9be7f39c7a7e2cdeb5ba14f68fb828f819f747fcc44","source":{"kind":"arxiv","id":"2505.00770","version":4},"attestation_state":"computed","paper":{"title":"Study of electron-positron annihilation into four pions within chiral effective field theory in the low energy region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Hao-Xiang Pan, Jia-Yu Zhou, Ling-Yun Dai","submitted_at":"2025-05-01T18:01:03Z","abstract_excerpt":"In this paper, we employ chiral effective field theory to study the process of electron-positron annihilation into four pions in the low energy region within $E_{c.m.}\\leq 0.6$ GeV. The prediction of the cross section is obtained through $SU(3)$ chiral perturbation theory up to the next-to-leading order, which is smaller than the experimental data in the energy region [0.6-0.65] GeV, though the data has only a few points and poor statistics. Then, the resonance chiral theory is applied to include the resonance contribution, with the lightest scalars and vectors written in the effective Lagrang"},"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":"2505.00770","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-05-01T18:01:03Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"1c34fe04103c5e1ebd141f4da770971f4fd312a2c9a26435ebe8477d86541af2","abstract_canon_sha256":"2e580abcf5c5852c50b4bf44741b7fcbc4742429f8f0cbd99b45b550cea1749f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:04:08.957186Z","signature_b64":"7xJiTFWJRzbX0kvkhy/bzVxLJzONrrCENqcxSWmVAiTnv31KraA5zSZUhdwcOH/8rsMvfUeQ10Y4FgfJxslYDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ea0556c2e4ba474da2bb9be7f39c7a7e2cdeb5ba14f68fb828f819f747fcc44","last_reissued_at":"2026-05-20T00:04:08.956473Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:04:08.956473Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Study of electron-positron annihilation into four pions within chiral effective field theory in the low energy region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Hao-Xiang Pan, Jia-Yu Zhou, Ling-Yun Dai","submitted_at":"2025-05-01T18:01:03Z","abstract_excerpt":"In this paper, we employ chiral effective field theory to study the process of electron-positron annihilation into four pions in the low energy region within $E_{c.m.}\\leq 0.6$ GeV. The prediction of the cross section is obtained through $SU(3)$ chiral perturbation theory up to the next-to-leading order, which is smaller than the experimental data in the energy region [0.6-0.65] GeV, though the data has only a few points and poor statistics. Then, the resonance chiral theory is applied to include the resonance contribution, with the lightest scalars and vectors written in the effective Lagrang"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.00770","kind":"arxiv","version":4},"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/2505.00770/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":"2505.00770","created_at":"2026-05-20T00:04:08.956589+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.00770v4","created_at":"2026-05-20T00:04:08.956589+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.00770","created_at":"2026-05-20T00:04:08.956589+00:00"},{"alias_kind":"pith_short_12","alias_value":"N2QFK3BOJOSH","created_at":"2026-05-20T00:04:08.956589+00:00"},{"alias_kind":"pith_short_16","alias_value":"N2QFK3BOJOSHJWRL","created_at":"2026-05-20T00:04:08.956589+00:00"},{"alias_kind":"pith_short_8","alias_value":"N2QFK3BO","created_at":"2026-05-20T00:04:08.956589+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/N2QFK3BOJOSHJWRLXG7H6OOHU7","json":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7.json","graph_json":"https://pith.science/api/pith-number/N2QFK3BOJOSHJWRLXG7H6OOHU7/graph.json","events_json":"https://pith.science/api/pith-number/N2QFK3BOJOSHJWRLXG7H6OOHU7/events.json","paper":"https://pith.science/paper/N2QFK3BO"},"agent_actions":{"view_html":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7","download_json":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7.json","view_paper":"https://pith.science/paper/N2QFK3BO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.00770&json=true","fetch_graph":"https://pith.science/api/pith-number/N2QFK3BOJOSHJWRLXG7H6OOHU7/graph.json","fetch_events":"https://pith.science/api/pith-number/N2QFK3BOJOSHJWRLXG7H6OOHU7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7/action/storage_attestation","attest_author":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7/action/author_attestation","sign_citation":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7/action/citation_signature","submit_replication":"https://pith.science/pith/N2QFK3BOJOSHJWRLXG7H6OOHU7/action/replication_record"}},"created_at":"2026-05-20T00:04:08.956589+00:00","updated_at":"2026-05-20T00:04:08.956589+00:00"}