{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FLDBV4Z3HITY6REODVWBPLF5OX","short_pith_number":"pith:FLDBV4Z3","schema_version":"1.0","canonical_sha256":"2ac61af33b3a278f448e1d6c17acbd75e195ddcf555be8ea519e0f3d47323aba","source":{"kind":"arxiv","id":"1603.09087","version":1},"attestation_state":"computed","paper":{"title":"An explanation of the elliptic flow difference between proton and anti-proton from the UrQMD model with hadron potentials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Caiwan Shen, Qingfeng Li, Xiaobao Wang, Yongjia Wang","submitted_at":"2016-03-30T09:07:47Z","abstract_excerpt":"The time evolution of both proton and anti-proton $v_2$ flows from Au+Au collisions at $\\sqrt{s_{NN}}$=7.7 GeV are examined by using both pure cascade and mean-field potential versions of the UrQMD model. Due to a stronger repulsion at the early stage introduced by the repulsive potentials and hence much less annihilation probabilities, anti-protons are frozen out earlier with smaller $v_2$ values. Therefore, the experimental data of anti-proton $v_2$ as well as the flow difference between proton and anti-proton can be reasonably described with the potential version of UrQMD."},"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":"1603.09087","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-03-30T09:07:47Z","cross_cats_sorted":[],"title_canon_sha256":"d2064d1ad370ee5d7dc7ea96e2b26a5a074cac2e69e6a047a2fc1296de36c1a3","abstract_canon_sha256":"c8e2059c3aa69944400ae00eb6d6f52342155e1d8986c924ae1405ffb109161a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:03.734539Z","signature_b64":"iEwA1Jq1/NqAwNmfP8DUd47T/6vuwpY+NxhH5VxbELMcb9ozRMqkOk3++rL+bQgU2iD0dlFhpNh8CLfqUib+AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ac61af33b3a278f448e1d6c17acbd75e195ddcf555be8ea519e0f3d47323aba","last_reissued_at":"2026-05-18T01:18:03.733721Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:03.733721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An explanation of the elliptic flow difference between proton and anti-proton from the UrQMD model with hadron potentials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Caiwan Shen, Qingfeng Li, Xiaobao Wang, Yongjia Wang","submitted_at":"2016-03-30T09:07:47Z","abstract_excerpt":"The time evolution of both proton and anti-proton $v_2$ flows from Au+Au collisions at $\\sqrt{s_{NN}}$=7.7 GeV are examined by using both pure cascade and mean-field potential versions of the UrQMD model. Due to a stronger repulsion at the early stage introduced by the repulsive potentials and hence much less annihilation probabilities, anti-protons are frozen out earlier with smaller $v_2$ values. Therefore, the experimental data of anti-proton $v_2$ as well as the flow difference between proton and anti-proton can be reasonably described with the potential version of UrQMD."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.09087","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":"1603.09087","created_at":"2026-05-18T01:18:03.733855+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.09087v1","created_at":"2026-05-18T01:18:03.733855+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.09087","created_at":"2026-05-18T01:18:03.733855+00:00"},{"alias_kind":"pith_short_12","alias_value":"FLDBV4Z3HITY","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FLDBV4Z3HITY6REO","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FLDBV4Z3","created_at":"2026-05-18T12:30:15.759754+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/FLDBV4Z3HITY6REODVWBPLF5OX","json":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX.json","graph_json":"https://pith.science/api/pith-number/FLDBV4Z3HITY6REODVWBPLF5OX/graph.json","events_json":"https://pith.science/api/pith-number/FLDBV4Z3HITY6REODVWBPLF5OX/events.json","paper":"https://pith.science/paper/FLDBV4Z3"},"agent_actions":{"view_html":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX","download_json":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX.json","view_paper":"https://pith.science/paper/FLDBV4Z3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.09087&json=true","fetch_graph":"https://pith.science/api/pith-number/FLDBV4Z3HITY6REODVWBPLF5OX/graph.json","fetch_events":"https://pith.science/api/pith-number/FLDBV4Z3HITY6REODVWBPLF5OX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX/action/storage_attestation","attest_author":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX/action/author_attestation","sign_citation":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX/action/citation_signature","submit_replication":"https://pith.science/pith/FLDBV4Z3HITY6REODVWBPLF5OX/action/replication_record"}},"created_at":"2026-05-18T01:18:03.733855+00:00","updated_at":"2026-05-18T01:18:03.733855+00:00"}