{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:I4P4DQ77JMMNAEKG5UANAD4TXA","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":"11703522c71b7a9df1b52113b0a2595dc0287cba387fb03e1c765811425ca396","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-07-13T16:09:15Z","title_canon_sha256":"11afb452078a2e25878904d1785f0b523ab50f082968ae124b613a6afee6d81b"},"schema_version":"1.0","source":{"id":"2507.09692","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.09692","created_at":"2026-06-01T01:03:44Z"},{"alias_kind":"arxiv_version","alias_value":"2507.09692v3","created_at":"2026-06-01T01:03:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.09692","created_at":"2026-06-01T01:03:44Z"},{"alias_kind":"pith_short_12","alias_value":"I4P4DQ77JMMN","created_at":"2026-06-01T01:03:44Z"},{"alias_kind":"pith_short_16","alias_value":"I4P4DQ77JMMNAEKG","created_at":"2026-06-01T01:03:44Z"},{"alias_kind":"pith_short_8","alias_value":"I4P4DQ77","created_at":"2026-06-01T01:03:44Z"}],"graph_snapshots":[{"event_id":"sha256:ec764be22f2f7e76a0479d4cec13915e926e9315d828d0a4be08fc37e8bc874a","target":"graph","created_at":"2026-06-01T01:03:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.09692/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a theoretical description of proton radioactivity in 149Lu, the most oblate deformed proton emitter known, by combining a deformed microscopic optical potential derived from ab initio nuclear matter calculations with the Wentzel-Kramers-Brillouin penetration probabilities and the assault frequency of the emitted proton estimated through a new harmonic-oscillator-inspired scheme. We predict a novel angular-dependent phenomenon unprecedented in spherical proton emitters: the disappearance of classically allowed regions at small polar angles $(\\theta\\leq 21^\\circ)$. Our framework yield","authors_text":"Haozhao Liang, Sibo Wang, Xiao-Hua Li, Yin Fan","cross_cats":["nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-07-13T16:09:15Z","title":"Proton radioactivity in deformed nuclei with microscopic optical potential: A novel angular-dependent emission mechanism in the nanosecond-lived $^{149}$Lu"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.09692","kind":"arxiv","version":3},"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":"sha256:896eeb20193122d0bd3ef3f93d857d768e435611ddc6c543530c3c874b833721","target":"record","created_at":"2026-06-01T01:03:44Z","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":"11703522c71b7a9df1b52113b0a2595dc0287cba387fb03e1c765811425ca396","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-07-13T16:09:15Z","title_canon_sha256":"11afb452078a2e25878904d1785f0b523ab50f082968ae124b613a6afee6d81b"},"schema_version":"1.0","source":{"id":"2507.09692","kind":"arxiv","version":3}},"canonical_sha256":"471fc1c3ff4b18d01146ed00d00f93b83dc0c8751b07f523e17e83db54fb2d3d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"471fc1c3ff4b18d01146ed00d00f93b83dc0c8751b07f523e17e83db54fb2d3d","first_computed_at":"2026-06-01T01:03:44.055187Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-01T01:03:44.055187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4pSR1Xm87PKfnXVliaKY1ATavXV5tvq4Qgt6ChcwELLGvwmEGAF5Ix4g0ZvMD2RhyffECTbaf6T9coxvaMOtAQ==","signature_status":"signed_v1","signed_at":"2026-06-01T01:03:44.056278Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.09692","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:896eeb20193122d0bd3ef3f93d857d768e435611ddc6c543530c3c874b833721","sha256:ec764be22f2f7e76a0479d4cec13915e926e9315d828d0a4be08fc37e8bc874a"],"state_sha256":"725c0f243e3e1a0c365b1d5227c4f79e939b3ec6cce2b572ed0a53da1a4d5bbb"}