{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:XW3U632MBXNYFMBDPC3CHKZGPG","short_pith_number":"pith:XW3U632M","schema_version":"1.0","canonical_sha256":"bdb74f6f4c0ddb82b02378b623ab2679a18b64f7dcbfaf6913bdcd6f00bc8703","source":{"kind":"arxiv","id":"nucl-th/0002065","version":2},"attestation_state":"computed","paper":{"title":"Effect of Cluster Formation on Isospin Asymmetry in the Liquid-Gas Phase Transition Region","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Astronomy, Department of Physics, L. Shi, Michigan State University, P. Danielewicz (National Superconducting Cyclotron Laboratory, USA)","submitted_at":"2000-02-29T19:39:44Z","abstract_excerpt":"Nuclear matter within the liquid-gas phase transition region is investigated in a mean-field two-component Fermi-gas model. Following largely analytic considerations, it is shown that: (1) Due to density dependence of asymmetry energy, some of the neutron excess from the high-density phase could be expelled into the low-density region. (2) Formation of clusters in the gas phase tends to counteract this trend, making the gas phase more liquid-like and reducing the asymmetry in the gas phase. Flow of asymmetry between the spectator and midrapidity region in reactions is discussed and a possible "},"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":"nucl-th/0002065","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2000-02-29T19:39:44Z","cross_cats_sorted":[],"title_canon_sha256":"629dd42ea34d459955d1175947fc415966a75cfcfdae272b4bfe207c396016e3","abstract_canon_sha256":"36edee98bcfb925ffa84468a2e9fae81eb2727e9b564dad00dda86f328b0254e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:33:04.711580Z","signature_b64":"IJ8deDK7hQwz4R7iXY9JVa4UuG5wkFzV11bGqEk33obGUyfSmq2dc4/PQDdNapdFT9n3Onfvuc7AHqsAD4Q5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdb74f6f4c0ddb82b02378b623ab2679a18b64f7dcbfaf6913bdcd6f00bc8703","last_reissued_at":"2026-05-18T04:33:04.710963Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:33:04.710963Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effect of Cluster Formation on Isospin Asymmetry in the Liquid-Gas Phase Transition Region","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Astronomy, Department of Physics, L. Shi, Michigan State University, P. Danielewicz (National Superconducting Cyclotron Laboratory, USA)","submitted_at":"2000-02-29T19:39:44Z","abstract_excerpt":"Nuclear matter within the liquid-gas phase transition region is investigated in a mean-field two-component Fermi-gas model. Following largely analytic considerations, it is shown that: (1) Due to density dependence of asymmetry energy, some of the neutron excess from the high-density phase could be expelled into the low-density region. (2) Formation of clusters in the gas phase tends to counteract this trend, making the gas phase more liquid-like and reducing the asymmetry in the gas phase. Flow of asymmetry between the spectator and midrapidity region in reactions is discussed and a possible "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0002065","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":"nucl-th/0002065","created_at":"2026-05-18T04:33:04.711055+00:00"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0002065v2","created_at":"2026-05-18T04:33:04.711055+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0002065","created_at":"2026-05-18T04:33:04.711055+00:00"},{"alias_kind":"pith_short_12","alias_value":"XW3U632MBXNY","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_16","alias_value":"XW3U632MBXNYFMBD","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_8","alias_value":"XW3U632M","created_at":"2026-05-18T12:25:50.254431+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/XW3U632MBXNYFMBDPC3CHKZGPG","json":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG.json","graph_json":"https://pith.science/api/pith-number/XW3U632MBXNYFMBDPC3CHKZGPG/graph.json","events_json":"https://pith.science/api/pith-number/XW3U632MBXNYFMBDPC3CHKZGPG/events.json","paper":"https://pith.science/paper/XW3U632M"},"agent_actions":{"view_html":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG","download_json":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG.json","view_paper":"https://pith.science/paper/XW3U632M","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=nucl-th/0002065&json=true","fetch_graph":"https://pith.science/api/pith-number/XW3U632MBXNYFMBDPC3CHKZGPG/graph.json","fetch_events":"https://pith.science/api/pith-number/XW3U632MBXNYFMBDPC3CHKZGPG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG/action/storage_attestation","attest_author":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG/action/author_attestation","sign_citation":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG/action/citation_signature","submit_replication":"https://pith.science/pith/XW3U632MBXNYFMBDPC3CHKZGPG/action/replication_record"}},"created_at":"2026-05-18T04:33:04.711055+00:00","updated_at":"2026-05-18T04:33:04.711055+00:00"}