{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:I6DTLFBKQH6CMUVYFKSWOKDBIP","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":"8a6c587becc6b5fac49126fef764ba2c19af96b5f1514164f5519a17a06b1e97","cross_cats_sorted":["physics.atm-clus","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-07T13:27:39Z","title_canon_sha256":"79fcd2d47ff95c1498fce0018e0b7ae06d594aa9fbc29543e8f70da58d6c9065"},"schema_version":"1.0","source":{"id":"1801.02188","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.02188","created_at":"2026-05-18T00:26:34Z"},{"alias_kind":"arxiv_version","alias_value":"1801.02188v1","created_at":"2026-05-18T00:26:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.02188","created_at":"2026-05-18T00:26:34Z"},{"alias_kind":"pith_short_12","alias_value":"I6DTLFBKQH6C","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"I6DTLFBKQH6CMUVY","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"I6DTLFBK","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:bd899c8259eb9c39a52ed2b266540e7d5eb7e8284444d756daeb13c7877878f3","target":"graph","created_at":"2026-05-18T00:26:34Z","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"},"paper":{"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","authors_text":"Anil K. Pradhan, Lianshui Zhao, Sultana N. Nahar, Werner Eissner","cross_cats":["physics.atm-clus","physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-07T13:27:39Z","title":"Converged Close-Coupling R-Matrix calculations of Photoionization of Fe XVII in Astrophysical Plasmas: from Convergence to Completeness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.02188","kind":"arxiv","version":1},"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":"sha256:7a535e3e10c3e07761248beadaa76539191bf654225314a6090b092772aff947","target":"record","created_at":"2026-05-18T00:26:34Z","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":"8a6c587becc6b5fac49126fef764ba2c19af96b5f1514164f5519a17a06b1e97","cross_cats_sorted":["physics.atm-clus","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-07T13:27:39Z","title_canon_sha256":"79fcd2d47ff95c1498fce0018e0b7ae06d594aa9fbc29543e8f70da58d6c9065"},"schema_version":"1.0","source":{"id":"1801.02188","kind":"arxiv","version":1}},"canonical_sha256":"478735942a81fc2652b82aa567286143d3fed9e5611047e6317f979fb9d8b078","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"478735942a81fc2652b82aa567286143d3fed9e5611047e6317f979fb9d8b078","first_computed_at":"2026-05-18T00:26:34.629866Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:34.629866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7iFUMlyxhNmZR38CEBGt3dSIBPhiPwm4pathgZ6mMQ8hJi0q3/pukWBuSK9fvXJyF5GZXWqRmozKrO27IDqcAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:34.630488Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.02188","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a535e3e10c3e07761248beadaa76539191bf654225314a6090b092772aff947","sha256:bd899c8259eb9c39a52ed2b266540e7d5eb7e8284444d756daeb13c7877878f3"],"state_sha256":"f4286d877c175f81a9b216ffb0668e45ba7fbac6c16219ffeee04d03b318420c"}