{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:TKJD2GIPHW6RHQAGCBH2G2BTG3","short_pith_number":"pith:TKJD2GIP","schema_version":"1.0","canonical_sha256":"9a923d190f3dbd13c006104fa3683336c4b8263da64f3c8fab221fd00fd06485","source":{"kind":"arxiv","id":"2508.00204","version":1},"attestation_state":"computed","paper":{"title":"Evidence for shape coexistence in $^{120}$Sn from the first $0^+_3$ lifetime measurement","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Esmaylzadeh, C. Andreoiu, C. Michelagnoli, C.M. Petrache, E. Taddei, F. Wu, G. Colombi, J. Jolie, J.M. Daugas, J.-M. R\\'egis, L. Domenichetti, M. Beuschlein, M. Ley, P.E. Garrett, P. Spagnoletti, S. Pannu, V. Karayonchev","submitted_at":"2025-07-31T23:11:59Z","abstract_excerpt":"The lifetime of the $0^+_3$ state in $^{120}$Sn was measured for the first time applying the fast-timing technique following thermal neutron capture. The mean lifetime of $\\tau = 50(7)$~ps leads to a $E0$ transition strength of $10^3\\times \\rho^2(E0;0^+_3\\rightarrow0^+_2) = 120(50)$, suggesting shape coexistence and a high degree of mixing between the $0^+_2$ and $0^+_3$ states. With the newly measured lifetime, the $B(E2;0^+_3\\rightarrow 2^+_1)$ value is 0.50(7)~W.u., which reveals that the $\\rho^2(E0;0^+_3\\rightarrow0^+_1)$ increases by a factor of $\\approx 3.4$ from $^{116}$Sn to $^{120}$Sn"},"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":"2508.00204","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2025-07-31T23:11:59Z","cross_cats_sorted":[],"title_canon_sha256":"d04d7d15f9f4f3e726ac4f69a674822b9063fb59d4dbcb9a6b08bdf5fa45a5f4","abstract_canon_sha256":"46848b35a23d07268691ab48e15f05e9e911c9c6fcc16b022954ad10bf7ba253"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:46:51.192429Z","signature_b64":"mmOCgLiMXWhTzDSMQNlv5MijAlIGL5ctY8yzDm5mVENb9HzagYfOJ60XDavsA3EaT5nvAEU5MMMfsv5mF5BCBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9a923d190f3dbd13c006104fa3683336c4b8263da64f3c8fab221fd00fd06485","last_reissued_at":"2026-07-05T11:46:51.191962Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:46:51.191962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evidence for shape coexistence in $^{120}$Sn from the first $0^+_3$ lifetime measurement","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Esmaylzadeh, C. Andreoiu, C. Michelagnoli, C.M. Petrache, E. Taddei, F. Wu, G. Colombi, J. Jolie, J.M. Daugas, J.-M. R\\'egis, L. Domenichetti, M. Beuschlein, M. Ley, P.E. Garrett, P. Spagnoletti, S. Pannu, V. Karayonchev","submitted_at":"2025-07-31T23:11:59Z","abstract_excerpt":"The lifetime of the $0^+_3$ state in $^{120}$Sn was measured for the first time applying the fast-timing technique following thermal neutron capture. The mean lifetime of $\\tau = 50(7)$~ps leads to a $E0$ transition strength of $10^3\\times \\rho^2(E0;0^+_3\\rightarrow0^+_2) = 120(50)$, suggesting shape coexistence and a high degree of mixing between the $0^+_2$ and $0^+_3$ states. With the newly measured lifetime, the $B(E2;0^+_3\\rightarrow 2^+_1)$ value is 0.50(7)~W.u., which reveals that the $\\rho^2(E0;0^+_3\\rightarrow0^+_1)$ increases by a factor of $\\approx 3.4$ from $^{116}$Sn to $^{120}$Sn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00204","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.00204/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":"2508.00204","created_at":"2026-07-05T11:46:51.192018+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.00204v1","created_at":"2026-07-05T11:46:51.192018+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00204","created_at":"2026-07-05T11:46:51.192018+00:00"},{"alias_kind":"pith_short_12","alias_value":"TKJD2GIPHW6R","created_at":"2026-07-05T11:46:51.192018+00:00"},{"alias_kind":"pith_short_16","alias_value":"TKJD2GIPHW6RHQAG","created_at":"2026-07-05T11:46:51.192018+00:00"},{"alias_kind":"pith_short_8","alias_value":"TKJD2GIP","created_at":"2026-07-05T11:46:51.192018+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/TKJD2GIPHW6RHQAGCBH2G2BTG3","json":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3.json","graph_json":"https://pith.science/api/pith-number/TKJD2GIPHW6RHQAGCBH2G2BTG3/graph.json","events_json":"https://pith.science/api/pith-number/TKJD2GIPHW6RHQAGCBH2G2BTG3/events.json","paper":"https://pith.science/paper/TKJD2GIP"},"agent_actions":{"view_html":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3","download_json":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3.json","view_paper":"https://pith.science/paper/TKJD2GIP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.00204&json=true","fetch_graph":"https://pith.science/api/pith-number/TKJD2GIPHW6RHQAGCBH2G2BTG3/graph.json","fetch_events":"https://pith.science/api/pith-number/TKJD2GIPHW6RHQAGCBH2G2BTG3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3/action/storage_attestation","attest_author":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3/action/author_attestation","sign_citation":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3/action/citation_signature","submit_replication":"https://pith.science/pith/TKJD2GIPHW6RHQAGCBH2G2BTG3/action/replication_record"}},"created_at":"2026-07-05T11:46:51.192018+00:00","updated_at":"2026-07-05T11:46:51.192018+00:00"}