{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:BPKBT7CWYORPHHMQOZ3OUCFFPK","short_pith_number":"pith:BPKBT7CW","schema_version":"1.0","canonical_sha256":"0bd419fc56c3a2f39d907676ea08a57aa68cb68a589ed2bbe30869caf65bd5a3","source":{"kind":"arxiv","id":"1908.01156","version":2},"attestation_state":"computed","paper":{"title":"Isospin splitting of pion elliptic flow in relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Che Ming Ko, Feng-Tao Wang, He Liu, Jun Xu, Kai-Jia Sun","submitted_at":"2019-08-03T12:27:41Z","abstract_excerpt":"Based on the framework of an extended multiphase transport model with mean-field potentials in both the partonic phase and the hadronic phase, we explain the elliptic flow difference between $\\pi^+$ and $\\pi^-$ in the beam-energy scan program at the relativistic heavy-ion collider by incorporating the vector-isovector potential for quarks and antiquarks with different isospins. It is found that the isospin splitting of pion elliptic flow favors a strong vector-isovector interaction, and thus serves as a probe of the quark matter equation of state as well as the QCD phase structure at finite ba"},"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":"1908.01156","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-08-03T12:27:41Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"8a6c6add437c3604ef0233328def4528205aca9f7eaab360bf3ef6b55f96464b","abstract_canon_sha256":"df1bb2d36df9936d8538950c800c61af337b35092430cc986320990448617baa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:12:52.958066Z","signature_b64":"pcMHu7h25/Da1e9DisoYm/VeZjvKujmkF5qiDauHaTcMefkZGXx/RJEWk4Z/fTHnkgrRhagDGqj/mv9sTXqKCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bd419fc56c3a2f39d907676ea08a57aa68cb68a589ed2bbe30869caf65bd5a3","last_reissued_at":"2026-07-05T00:12:52.957599Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:12:52.957599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Isospin splitting of pion elliptic flow in relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Che Ming Ko, Feng-Tao Wang, He Liu, Jun Xu, Kai-Jia Sun","submitted_at":"2019-08-03T12:27:41Z","abstract_excerpt":"Based on the framework of an extended multiphase transport model with mean-field potentials in both the partonic phase and the hadronic phase, we explain the elliptic flow difference between $\\pi^+$ and $\\pi^-$ in the beam-energy scan program at the relativistic heavy-ion collider by incorporating the vector-isovector potential for quarks and antiquarks with different isospins. It is found that the isospin splitting of pion elliptic flow favors a strong vector-isovector interaction, and thus serves as a probe of the quark matter equation of state as well as the QCD phase structure at finite ba"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01156","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.01156/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":"1908.01156","created_at":"2026-07-05T00:12:52.957656+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.01156v2","created_at":"2026-07-05T00:12:52.957656+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01156","created_at":"2026-07-05T00:12:52.957656+00:00"},{"alias_kind":"pith_short_12","alias_value":"BPKBT7CWYORP","created_at":"2026-07-05T00:12:52.957656+00:00"},{"alias_kind":"pith_short_16","alias_value":"BPKBT7CWYORPHHMQ","created_at":"2026-07-05T00:12:52.957656+00:00"},{"alias_kind":"pith_short_8","alias_value":"BPKBT7CW","created_at":"2026-07-05T00:12:52.957656+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.27815","citing_title":"Elliptic Flow of Multi-strange Hadrons in Au+Au Collisions at $\\sqrt{s_{NN}}$ = 7.7-19.6 GeV","ref_index":23,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK","json":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK.json","graph_json":"https://pith.science/api/pith-number/BPKBT7CWYORPHHMQOZ3OUCFFPK/graph.json","events_json":"https://pith.science/api/pith-number/BPKBT7CWYORPHHMQOZ3OUCFFPK/events.json","paper":"https://pith.science/paper/BPKBT7CW"},"agent_actions":{"view_html":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK","download_json":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK.json","view_paper":"https://pith.science/paper/BPKBT7CW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.01156&json=true","fetch_graph":"https://pith.science/api/pith-number/BPKBT7CWYORPHHMQOZ3OUCFFPK/graph.json","fetch_events":"https://pith.science/api/pith-number/BPKBT7CWYORPHHMQOZ3OUCFFPK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK/action/storage_attestation","attest_author":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK/action/author_attestation","sign_citation":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK/action/citation_signature","submit_replication":"https://pith.science/pith/BPKBT7CWYORPHHMQOZ3OUCFFPK/action/replication_record"}},"created_at":"2026-07-05T00:12:52.957656+00:00","updated_at":"2026-07-05T00:12:52.957656+00:00"}