{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:3N6PJZBBGYSRZWAS3T5LO37CYQ","short_pith_number":"pith:3N6PJZBB","schema_version":"1.0","canonical_sha256":"db7cf4e42136251cd812dcfab76fe2c41ebf6be2911e60c35b1d0124a3e9a78e","source":{"kind":"arxiv","id":"1009.1928","version":2},"attestation_state":"computed","paper":{"title":"The Influence of in-medium NN cross-sections, symmetry potential and impact parameter on the isospin observables","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"D.D.S.Coupland, Fei Lu, Hang Liu, M.B.Tsang, P.Danielewicz, W.G.Lynch, Yingxun Zhang, Zhuxia Li","submitted_at":"2010-09-10T04:35:27Z","abstract_excerpt":"We explore the influence of in-medium nucleon-nucleon cross section, symmetry potential and impact parameter on isospin sensitive observables in intermediate-energy heavy-ion collisions with the ImQMD05 code, a modified version of Quantum Molecular Dynamics model. At incident velocities above the Fermi velocity, we find that the density dependence of symmetry potential plays a more important role on the double neutron to proton ratio $DR(n/p)$ and the isospin transport ratio $R_i$ than the in-medium nucleon-nucleon cross sections, provided that the latter are constrained to a fixed total NN co"},"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":"1009.1928","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-09-10T04:35:27Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"3d5852102f44d5b313c9b919e880266fd0fc5e0198aa659fcd037b007ec519c5","abstract_canon_sha256":"dad0f36cccf4fe51be02e8a079fe502cbb7def75e0401d71272617630d7dba17"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:32.244085Z","signature_b64":"d7y16nNIWjClLqENL3rizeDzBsylMJ0HhoTN7+V7FSi+kv3cfoRcpkVHeCNeVB2sLsX2gVETNirBEn+OMmydAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db7cf4e42136251cd812dcfab76fe2c41ebf6be2911e60c35b1d0124a3e9a78e","last_reissued_at":"2026-05-18T02:05:32.243302Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:32.243302Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Influence of in-medium NN cross-sections, symmetry potential and impact parameter on the isospin observables","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"D.D.S.Coupland, Fei Lu, Hang Liu, M.B.Tsang, P.Danielewicz, W.G.Lynch, Yingxun Zhang, Zhuxia Li","submitted_at":"2010-09-10T04:35:27Z","abstract_excerpt":"We explore the influence of in-medium nucleon-nucleon cross section, symmetry potential and impact parameter on isospin sensitive observables in intermediate-energy heavy-ion collisions with the ImQMD05 code, a modified version of Quantum Molecular Dynamics model. At incident velocities above the Fermi velocity, we find that the density dependence of symmetry potential plays a more important role on the double neutron to proton ratio $DR(n/p)$ and the isospin transport ratio $R_i$ than the in-medium nucleon-nucleon cross sections, provided that the latter are constrained to a fixed total NN co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1928","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":"1009.1928","created_at":"2026-05-18T02:05:32.243442+00:00"},{"alias_kind":"arxiv_version","alias_value":"1009.1928v2","created_at":"2026-05-18T02:05:32.243442+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1928","created_at":"2026-05-18T02:05:32.243442+00:00"},{"alias_kind":"pith_short_12","alias_value":"3N6PJZBBGYSR","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_16","alias_value":"3N6PJZBBGYSRZWAS","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_8","alias_value":"3N6PJZBB","created_at":"2026-05-18T12:26:03.138858+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/3N6PJZBBGYSRZWAS3T5LO37CYQ","json":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ.json","graph_json":"https://pith.science/api/pith-number/3N6PJZBBGYSRZWAS3T5LO37CYQ/graph.json","events_json":"https://pith.science/api/pith-number/3N6PJZBBGYSRZWAS3T5LO37CYQ/events.json","paper":"https://pith.science/paper/3N6PJZBB"},"agent_actions":{"view_html":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ","download_json":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ.json","view_paper":"https://pith.science/paper/3N6PJZBB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1009.1928&json=true","fetch_graph":"https://pith.science/api/pith-number/3N6PJZBBGYSRZWAS3T5LO37CYQ/graph.json","fetch_events":"https://pith.science/api/pith-number/3N6PJZBBGYSRZWAS3T5LO37CYQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ/action/storage_attestation","attest_author":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ/action/author_attestation","sign_citation":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ/action/citation_signature","submit_replication":"https://pith.science/pith/3N6PJZBBGYSRZWAS3T5LO37CYQ/action/replication_record"}},"created_at":"2026-05-18T02:05:32.243442+00:00","updated_at":"2026-05-18T02:05:32.243442+00:00"}