{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KWEMRARTV63GJNG6JKGUMWHMGP","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"c08436c5d1639010ea08c389ac6dd4e19a8da57947174f62243b7b97d9fd425c","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-01T13:32:32Z","title_canon_sha256":"a1011a47808e60abf719fc51879df6db8b40fe1adca64e3c01aac603c8d85ed9"},"schema_version":"1.0","source":{"id":"1504.00226","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.00226","created_at":"2026-05-18T02:19:44Z"},{"alias_kind":"arxiv_version","alias_value":"1504.00226v1","created_at":"2026-05-18T02:19:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.00226","created_at":"2026-05-18T02:19:44Z"},{"alias_kind":"pith_short_12","alias_value":"KWEMRARTV63G","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KWEMRARTV63GJNG6","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KWEMRART","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:69a72451a1067719caf5fe908b12f035ddf9530b0ab46b9f0d9ec8a9f4078211","target":"graph","created_at":"2026-05-18T02:19:44Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The fragment production in collisions of $^{48,50}$Ca+$^{12}$C at 50 MeV/nucleon are simulated via the Isospin-Dependent Quantum Molecular Dynamics (IQMD) model followed by the {GEMINI code}. {By changing the diffuseness parameter of neutron density distribution to obtain different neutron skin size, the effects of neutron skin thickness (${\\delta}_{np}$) on projectile-like fragments (PLF) are investigated. The sensitivity of isoscaling behavior to neutron skin size is studied, from which it is found that the isoscaling parameter $\\alpha$ has a linear dependence on ${\\delta}_{np}$. A linear de","authors_text":"D. Q. Fang, G. Q. Zhang, W. Q. Shen, X. G. Cao, Y. G. Ma, Z. T. Dai","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-01T13:32:32Z","title":"Effect of neutron skin thickness on projectile fragmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.00226","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7a8c307d176b6e9188bc5a1fea6910f6aa97bdf1728202d4c64b50b4dc038e88","target":"record","created_at":"2026-05-18T02:19:44Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"c08436c5d1639010ea08c389ac6dd4e19a8da57947174f62243b7b97d9fd425c","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-01T13:32:32Z","title_canon_sha256":"a1011a47808e60abf719fc51879df6db8b40fe1adca64e3c01aac603c8d85ed9"},"schema_version":"1.0","source":{"id":"1504.00226","kind":"arxiv","version":1}},"canonical_sha256":"5588c88233afb664b4de4a8d4658ec33f4cedf1aa7173a9e35adb819d64cd8ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5588c88233afb664b4de4a8d4658ec33f4cedf1aa7173a9e35adb819d64cd8ba","first_computed_at":"2026-05-18T02:19:44.249962Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:19:44.249962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6wdLtiEN3W+Me4+PlJRr3NZZkKaLF5tb7cEZJwp1TetoOV6xpkULfQohEMBjliykA+CJ0Q+0kOH7om3zw6HiDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:19:44.250426Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.00226","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a8c307d176b6e9188bc5a1fea6910f6aa97bdf1728202d4c64b50b4dc038e88","sha256:69a72451a1067719caf5fe908b12f035ddf9530b0ab46b9f0d9ec8a9f4078211"],"state_sha256":"8e02ee4e45508962eefb93bc03c8ff8c0db701379999c0a8736a9f5dc4e9b9e4"}