{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:2B66CPQWNUFFHMCF3KE544OB6Y","short_pith_number":"pith:2B66CPQW","schema_version":"1.0","canonical_sha256":"d07de13e166d0a53b045da89de71c1f63f89a707300df7aaed20e7c7230a539a","source":{"kind":"arxiv","id":"1003.5418","version":1},"attestation_state":"computed","paper":{"title":"Constraint on nuclear symmetry energy from nuclear charge dependent neutron skin thickness of nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Fengshou Zhang, Min Liu, Ning Wang, Zhuxia Li","submitted_at":"2010-03-29T04:01:41Z","abstract_excerpt":"An alternative way to constrain the density dependence of the symmetry energy with the slope of the neutron skin thickness of nuclei which shows a linear relation to both the isospin asymmetry and the nuclear charge with a form of Z^{2/3} is proposed. The linear dependence of the neutron skin thickness on the nuclear charge and isospin asymmetry is systematically studied with the data from antiprotonic atom measurement experimentally and the extended Thomas-Fermi approach incorporated the Skyrme energy density functional theoretically. An obviously linear relationship between the slope paramet"},"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":"1003.5418","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-03-29T04:01:41Z","cross_cats_sorted":[],"title_canon_sha256":"cc9f399ebb0c0b4d3d6f464e07f478ebd39f1ef9455611dc802e0c2ceec7dbbf","abstract_canon_sha256":"c51e71cbd08f078e7ba2c3d1100e7adc4fffac0d9446392744086b1b746c08f3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:16:32.265375Z","signature_b64":"VBLbnXsWL8nrDHQhQvFYAwNsMBxiSMHcRhYfiJDu+cbPDEla7+qiHq3ZnJ+CJPLC6WWXLyhDMpWxaeAxt1RcCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d07de13e166d0a53b045da89de71c1f63f89a707300df7aaed20e7c7230a539a","last_reissued_at":"2026-05-18T04:16:32.264943Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:16:32.264943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Constraint on nuclear symmetry energy from nuclear charge dependent neutron skin thickness of nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Fengshou Zhang, Min Liu, Ning Wang, Zhuxia Li","submitted_at":"2010-03-29T04:01:41Z","abstract_excerpt":"An alternative way to constrain the density dependence of the symmetry energy with the slope of the neutron skin thickness of nuclei which shows a linear relation to both the isospin asymmetry and the nuclear charge with a form of Z^{2/3} is proposed. The linear dependence of the neutron skin thickness on the nuclear charge and isospin asymmetry is systematically studied with the data from antiprotonic atom measurement experimentally and the extended Thomas-Fermi approach incorporated the Skyrme energy density functional theoretically. An obviously linear relationship between the slope paramet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.5418","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":"1003.5418","created_at":"2026-05-18T04:16:32.265003+00:00"},{"alias_kind":"arxiv_version","alias_value":"1003.5418v1","created_at":"2026-05-18T04:16:32.265003+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.5418","created_at":"2026-05-18T04:16:32.265003+00:00"},{"alias_kind":"pith_short_12","alias_value":"2B66CPQWNUFF","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_16","alias_value":"2B66CPQWNUFFHMCF","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_8","alias_value":"2B66CPQW","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/2B66CPQWNUFFHMCF3KE544OB6Y","json":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y.json","graph_json":"https://pith.science/api/pith-number/2B66CPQWNUFFHMCF3KE544OB6Y/graph.json","events_json":"https://pith.science/api/pith-number/2B66CPQWNUFFHMCF3KE544OB6Y/events.json","paper":"https://pith.science/paper/2B66CPQW"},"agent_actions":{"view_html":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y","download_json":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y.json","view_paper":"https://pith.science/paper/2B66CPQW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1003.5418&json=true","fetch_graph":"https://pith.science/api/pith-number/2B66CPQWNUFFHMCF3KE544OB6Y/graph.json","fetch_events":"https://pith.science/api/pith-number/2B66CPQWNUFFHMCF3KE544OB6Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y/action/storage_attestation","attest_author":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y/action/author_attestation","sign_citation":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y/action/citation_signature","submit_replication":"https://pith.science/pith/2B66CPQWNUFFHMCF3KE544OB6Y/action/replication_record"}},"created_at":"2026-05-18T04:16:32.265003+00:00","updated_at":"2026-05-18T04:16:32.265003+00:00"}