{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:I6DTLFBKQH6CMUVYFKSWOKDBIP","short_pith_number":"pith:I6DTLFBK","schema_version":"1.0","canonical_sha256":"478735942a81fc2652b82aa567286143d3fed9e5611047e6317f979fb9d8b078","source":{"kind":"arxiv","id":"1801.02188","version":1},"attestation_state":"computed","paper":{"title":"Converged Close-Coupling R-Matrix calculations of Photoionization of Fe XVII in Astrophysical Plasmas: from Convergence to Completeness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atm-clus","physics.atom-ph"],"primary_cat":"astro-ph.SR","authors_text":"Anil K. Pradhan, Lianshui Zhao, Sultana N. Nahar, Werner Eissner","submitted_at":"2018-01-07T13:27:39Z","abstract_excerpt":"Extensive resonance structures are manifest in R-Matrix (RM) calculations. However, there exist a large number of highly excited electronic configurations that may contribute to background non-resonant bound-free opacity in high-temperature plasmas. Since RM calculations are very complex, and not essential for background contributions, the Relativistic Distorted Wave (RDW) method is utilized to complement (\"top-up\") photoionization cross sections of Fe XVII obtained using Close-Coupling Breit-Pauli R-Matrix (CC-BPRM) method. There is good agreement between RDW and BPRM for background cross sec"},"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":"1801.02188","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-07T13:27:39Z","cross_cats_sorted":["physics.atm-clus","physics.atom-ph"],"title_canon_sha256":"79fcd2d47ff95c1498fce0018e0b7ae06d594aa9fbc29543e8f70da58d6c9065","abstract_canon_sha256":"8a6c587becc6b5fac49126fef764ba2c19af96b5f1514164f5519a17a06b1e97"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:34.630488Z","signature_b64":"7iFUMlyxhNmZR38CEBGt3dSIBPhiPwm4pathgZ6mMQ8hJi0q3/pukWBuSK9fvXJyF5GZXWqRmozKrO27IDqcAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"478735942a81fc2652b82aa567286143d3fed9e5611047e6317f979fb9d8b078","last_reissued_at":"2026-05-18T00:26:34.629866Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:34.629866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Converged Close-Coupling R-Matrix calculations of Photoionization of Fe XVII in Astrophysical Plasmas: from Convergence to Completeness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atm-clus","physics.atom-ph"],"primary_cat":"astro-ph.SR","authors_text":"Anil K. Pradhan, Lianshui Zhao, Sultana N. Nahar, Werner Eissner","submitted_at":"2018-01-07T13:27:39Z","abstract_excerpt":"Extensive resonance structures are manifest in R-Matrix (RM) calculations. However, there exist a large number of highly excited electronic configurations that may contribute to background non-resonant bound-free opacity in high-temperature plasmas. Since RM calculations are very complex, and not essential for background contributions, the Relativistic Distorted Wave (RDW) method is utilized to complement (\"top-up\") photoionization cross sections of Fe XVII obtained using Close-Coupling Breit-Pauli R-Matrix (CC-BPRM) method. There is good agreement between RDW and BPRM for background cross sec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.02188","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":""},"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":"1801.02188","created_at":"2026-05-18T00:26:34.629952+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.02188v1","created_at":"2026-05-18T00:26:34.629952+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.02188","created_at":"2026-05-18T00:26:34.629952+00:00"},{"alias_kind":"pith_short_12","alias_value":"I6DTLFBKQH6C","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"I6DTLFBKQH6CMUVY","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"I6DTLFBK","created_at":"2026-05-18T12:32:28.185984+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/I6DTLFBKQH6CMUVYFKSWOKDBIP","json":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP.json","graph_json":"https://pith.science/api/pith-number/I6DTLFBKQH6CMUVYFKSWOKDBIP/graph.json","events_json":"https://pith.science/api/pith-number/I6DTLFBKQH6CMUVYFKSWOKDBIP/events.json","paper":"https://pith.science/paper/I6DTLFBK"},"agent_actions":{"view_html":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP","download_json":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP.json","view_paper":"https://pith.science/paper/I6DTLFBK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.02188&json=true","fetch_graph":"https://pith.science/api/pith-number/I6DTLFBKQH6CMUVYFKSWOKDBIP/graph.json","fetch_events":"https://pith.science/api/pith-number/I6DTLFBKQH6CMUVYFKSWOKDBIP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP/action/storage_attestation","attest_author":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP/action/author_attestation","sign_citation":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP/action/citation_signature","submit_replication":"https://pith.science/pith/I6DTLFBKQH6CMUVYFKSWOKDBIP/action/replication_record"}},"created_at":"2026-05-18T00:26:34.629952+00:00","updated_at":"2026-05-18T00:26:34.629952+00:00"}