{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:XNGOEUITAIL3MRERJFP7RTX43J","short_pith_number":"pith:XNGOEUIT","schema_version":"1.0","canonical_sha256":"bb4ce251130217b64491495ff8cefcda7eef5b2d0f7bce9f6dc0b4e3aab097db","source":{"kind":"arxiv","id":"1606.08361","version":2},"attestation_state":"computed","paper":{"title":"Resolving a discrepancy between experimental and theoretical lifetimes in atomic negative ions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Jon Grumer, Tomas Brage","submitted_at":"2016-06-27T16:44:27Z","abstract_excerpt":"Recently the lifetime of the excited $^{2}P_{1/2}$-state of S$^-$ was measured to be $503\\pm 54$ s (B\\\"ackstr\\\"om et al. Phys. Rev. Lett. 114, 143003 (2015)). The earlier theoretical lifetime of $436$ s was clearly outside the experimental error bars. To investigate this discrepancy we have performed systematic and large-scale multiconfiguration Dirac-Hartree-Fock calculations for this system. After including a careful treatment of correlation and relativistic effects, we predict a well-converged value of $492$ s for this lifetime, with an uncertainty considerably less than 1%, thereby removin"},"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":"1606.08361","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-06-27T16:44:27Z","cross_cats_sorted":[],"title_canon_sha256":"abca10c9dd21c2f0dc851c6d26e14ab803e6305840a20b1a799f4974789d6846","abstract_canon_sha256":"1ab302eea22c7b83cd98963475f09deb166247aa58889d81c8f4c32eb92a6f7f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:33.956968Z","signature_b64":"k3Xyz7IL1UQEiXudeSMqFMJHtlj+PJAMBv4oCz3r4Rb1iG04QGZ/EI/llznLGbpuxsERRFeMYdwjhJkqKfQtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb4ce251130217b64491495ff8cefcda7eef5b2d0f7bce9f6dc0b4e3aab097db","last_reissued_at":"2026-05-18T00:53:33.956534Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:33.956534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resolving a discrepancy between experimental and theoretical lifetimes in atomic negative ions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Jon Grumer, Tomas Brage","submitted_at":"2016-06-27T16:44:27Z","abstract_excerpt":"Recently the lifetime of the excited $^{2}P_{1/2}$-state of S$^-$ was measured to be $503\\pm 54$ s (B\\\"ackstr\\\"om et al. Phys. Rev. Lett. 114, 143003 (2015)). The earlier theoretical lifetime of $436$ s was clearly outside the experimental error bars. To investigate this discrepancy we have performed systematic and large-scale multiconfiguration Dirac-Hartree-Fock calculations for this system. After including a careful treatment of correlation and relativistic effects, we predict a well-converged value of $492$ s for this lifetime, with an uncertainty considerably less than 1%, thereby removin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08361","kind":"arxiv","version":2},"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":"1606.08361","created_at":"2026-05-18T00:53:33.956612+00:00"},{"alias_kind":"arxiv_version","alias_value":"1606.08361v2","created_at":"2026-05-18T00:53:33.956612+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08361","created_at":"2026-05-18T00:53:33.956612+00:00"},{"alias_kind":"pith_short_12","alias_value":"XNGOEUITAIL3","created_at":"2026-05-18T12:30:51.357362+00:00"},{"alias_kind":"pith_short_16","alias_value":"XNGOEUITAIL3MRER","created_at":"2026-05-18T12:30:51.357362+00:00"},{"alias_kind":"pith_short_8","alias_value":"XNGOEUIT","created_at":"2026-05-18T12:30:51.357362+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/XNGOEUITAIL3MRERJFP7RTX43J","json":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J.json","graph_json":"https://pith.science/api/pith-number/XNGOEUITAIL3MRERJFP7RTX43J/graph.json","events_json":"https://pith.science/api/pith-number/XNGOEUITAIL3MRERJFP7RTX43J/events.json","paper":"https://pith.science/paper/XNGOEUIT"},"agent_actions":{"view_html":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J","download_json":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J.json","view_paper":"https://pith.science/paper/XNGOEUIT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1606.08361&json=true","fetch_graph":"https://pith.science/api/pith-number/XNGOEUITAIL3MRERJFP7RTX43J/graph.json","fetch_events":"https://pith.science/api/pith-number/XNGOEUITAIL3MRERJFP7RTX43J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J/action/storage_attestation","attest_author":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J/action/author_attestation","sign_citation":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J/action/citation_signature","submit_replication":"https://pith.science/pith/XNGOEUITAIL3MRERJFP7RTX43J/action/replication_record"}},"created_at":"2026-05-18T00:53:33.956612+00:00","updated_at":"2026-05-18T00:53:33.956612+00:00"}