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We recently determined a neutron-skin value $r_{\\rm skin}^{208}=0.278 \\pm 0.035$fm from measured reaction cross sections $\\sigma_{\\rm R}({\\rm exp})$ of p+$^{208}$Pb scattering in a range of incident energies $10 \\lsim E_{\\rm in} \\lsim 100$ MeV where the chiral (Kyushu) $g$-matrix folding model is reliable for $^{12}$C+$^{12}$C scatt"},"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":"2211.16688","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2022-11-30T02:18:31Z","cross_cats_sorted":[],"title_canon_sha256":"0ac823fa3620be228a8b6c6c461272e65946a0afef3c85f1115fcbc908f58a27","abstract_canon_sha256":"4ee98c5e3e130c5bcb1599084a8487b3b2bf0497a0627f1d414144e1f62fce93"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:46:30.660897Z","signature_b64":"+OPHkN2i8eZp9tAWS4AfYy1aN1wmhtXh3hU+YFWPrT/viZTRzz24QiYgu42ZILGjLNwVZbAzIS3c5regcq/ACA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"780fdafdf83c5a36dfb6997cfab0147e48a776be6e136490a152e9e724550094","last_reissued_at":"2026-07-05T05:46:30.660288Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:46:30.660288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Neutron-skin values and matter and neutron radii determined from reaction cross sections of proton scattering on $^{12}$C, $^{40,48}$Ca, $^{58}$Ni, $^{208}$Pb","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Jun Matsui, Masanobu Yahiro, Maya Takechi, Shingo Tagami, Tomotsugu Wakasa","submitted_at":"2022-11-30T02:18:31Z","abstract_excerpt":"Very lately, the PREX and the CREX collaboration present skin values, $r_{\\rm skin}^{208}({\\rm newPREX2}) =0.278 \\pm 0.078\\ {\\rm (exp)} \\pm 0.012\\ {\\rm (theor.)}\\,{\\rm fm}$ and $r_{\\rm skin}^{48}=0.121 \\pm 0.026\\ {\\rm (exp)} \\pm 0.024\\ {\\rm (model)}$, respectively. We recently determined a neutron-skin value $r_{\\rm skin}^{208}=0.278 \\pm 0.035$fm from measured reaction cross sections $\\sigma_{\\rm R}({\\rm exp})$ of p+$^{208}$Pb scattering in a range of incident energies $10 \\lsim E_{\\rm in} \\lsim 100$ MeV where the chiral (Kyushu) $g$-matrix folding model is reliable for $^{12}$C+$^{12}$C scatt"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.16688","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2211.16688/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2211.16688","created_at":"2026-07-05T05:46:30.660368+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.16688v3","created_at":"2026-07-05T05:46:30.660368+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.16688","created_at":"2026-07-05T05:46:30.660368+00:00"},{"alias_kind":"pith_short_12","alias_value":"PAH5V7PYHRND","created_at":"2026-07-05T05:46:30.660368+00:00"},{"alias_kind":"pith_short_16","alias_value":"PAH5V7PYHRNDNX5W","created_at":"2026-07-05T05:46:30.660368+00:00"},{"alias_kind":"pith_short_8","alias_value":"PAH5V7PY","created_at":"2026-07-05T05:46:30.660368+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/PAH5V7PYHRNDNX5WTF6PVMAUPZ","json":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ.json","graph_json":"https://pith.science/api/pith-number/PAH5V7PYHRNDNX5WTF6PVMAUPZ/graph.json","events_json":"https://pith.science/api/pith-number/PAH5V7PYHRNDNX5WTF6PVMAUPZ/events.json","paper":"https://pith.science/paper/PAH5V7PY"},"agent_actions":{"view_html":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ","download_json":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ.json","view_paper":"https://pith.science/paper/PAH5V7PY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.16688&json=true","fetch_graph":"https://pith.science/api/pith-number/PAH5V7PYHRNDNX5WTF6PVMAUPZ/graph.json","fetch_events":"https://pith.science/api/pith-number/PAH5V7PYHRNDNX5WTF6PVMAUPZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ/action/storage_attestation","attest_author":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ/action/author_attestation","sign_citation":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ/action/citation_signature","submit_replication":"https://pith.science/pith/PAH5V7PYHRNDNX5WTF6PVMAUPZ/action/replication_record"}},"created_at":"2026-07-05T05:46:30.660368+00:00","updated_at":"2026-07-05T05:46:30.660368+00:00"}