{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:3SL6HXEAM2ZRO2E5BUVHWCOO6K","short_pith_number":"pith:3SL6HXEA","schema_version":"1.0","canonical_sha256":"dc97e3dc8066b317689d0d2a7b09cef29b68d47b9eeb51c3967d36050486d575","source":{"kind":"arxiv","id":"1601.05390","version":2},"attestation_state":"computed","paper":{"title":"Origin of the mass splitting of elliptic anisotropy in a multiphase transport model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"Denes Molnar, Fuqiang Wang, Hanlin Li, Liang He, Wei Xie, Zi-Wei Lin","submitted_at":"2016-01-20T19:52:59Z","abstract_excerpt":"The mass splitting of elliptic anisotropy ($v_2$) at low transverse momentum is considered as a hallmark of hydrodynamic collective flow. We investigate a multiphase transport (AMPT) model where the $v_2$ is mainly generated by an anisotropic escape mechanism, not of the hydrodynamic flow nature, and where mass splitting is also observed. We demonstrate that the $v_2$ mass splitting in AMPT is small right after hadronization (especially when resonance decays are included); the mass splitting mainly comes from hadronic rescatterings, even though their contribution to the overall charged hadron "},"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":"1601.05390","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-01-20T19:52:59Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"673cdaef29198c41f3c5b640f0fc6c109a5e3948b0c058a19d65581a9de6a27e","abstract_canon_sha256":"c83850fe4d8fd6f3f25ef7e3bcabaf12f038ba356cde9c225201c12baadb7e17"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:57.703332Z","signature_b64":"5M8bqxmUxI7JaJy53QGfJi+XWn37SIiIv/Mlabqjzr9NAUiVCU8/ulU+1yRzXcoO68lWMzS9baKPmOtZSqrACQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc97e3dc8066b317689d0d2a7b09cef29b68d47b9eeb51c3967d36050486d575","last_reissued_at":"2026-05-18T01:15:57.702729Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:57.702729Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Origin of the mass splitting of elliptic anisotropy in a multiphase transport model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"Denes Molnar, Fuqiang Wang, Hanlin Li, Liang He, Wei Xie, Zi-Wei Lin","submitted_at":"2016-01-20T19:52:59Z","abstract_excerpt":"The mass splitting of elliptic anisotropy ($v_2$) at low transverse momentum is considered as a hallmark of hydrodynamic collective flow. We investigate a multiphase transport (AMPT) model where the $v_2$ is mainly generated by an anisotropic escape mechanism, not of the hydrodynamic flow nature, and where mass splitting is also observed. We demonstrate that the $v_2$ mass splitting in AMPT is small right after hadronization (especially when resonance decays are included); the mass splitting mainly comes from hadronic rescatterings, even though their contribution to the overall charged hadron "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.05390","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":""},"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":"1601.05390","created_at":"2026-05-18T01:15:57.702805+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.05390v2","created_at":"2026-05-18T01:15:57.702805+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.05390","created_at":"2026-05-18T01:15:57.702805+00:00"},{"alias_kind":"pith_short_12","alias_value":"3SL6HXEAM2ZR","created_at":"2026-05-18T12:29:58.707656+00:00"},{"alias_kind":"pith_short_16","alias_value":"3SL6HXEAM2ZRO2E5","created_at":"2026-05-18T12:29:58.707656+00:00"},{"alias_kind":"pith_short_8","alias_value":"3SL6HXEA","created_at":"2026-05-18T12:29:58.707656+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/3SL6HXEAM2ZRO2E5BUVHWCOO6K","json":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K.json","graph_json":"https://pith.science/api/pith-number/3SL6HXEAM2ZRO2E5BUVHWCOO6K/graph.json","events_json":"https://pith.science/api/pith-number/3SL6HXEAM2ZRO2E5BUVHWCOO6K/events.json","paper":"https://pith.science/paper/3SL6HXEA"},"agent_actions":{"view_html":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K","download_json":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K.json","view_paper":"https://pith.science/paper/3SL6HXEA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.05390&json=true","fetch_graph":"https://pith.science/api/pith-number/3SL6HXEAM2ZRO2E5BUVHWCOO6K/graph.json","fetch_events":"https://pith.science/api/pith-number/3SL6HXEAM2ZRO2E5BUVHWCOO6K/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K/action/storage_attestation","attest_author":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K/action/author_attestation","sign_citation":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K/action/citation_signature","submit_replication":"https://pith.science/pith/3SL6HXEAM2ZRO2E5BUVHWCOO6K/action/replication_record"}},"created_at":"2026-05-18T01:15:57.702805+00:00","updated_at":"2026-05-18T01:15:57.702805+00:00"}