{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:BWLNNXWC3CLZN2TEY7R4S3P7Q4","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":"3e6ee23c0ccb61eedf394f95a03df97dc406b8cfd291ed4b2bee0c5f80debc56","cross_cats_sorted":["astro-ph.HE","physics.atm-clus"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-08-30T16:58:36Z","title_canon_sha256":"e1b0cb5a1b10614b4b9e7de38a2ed5c316b883e5bf9f457c4bd72514d4357e15"},"schema_version":"1.0","source":{"id":"1308.6795","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.6795","created_at":"2026-05-18T03:13:55Z"},{"alias_kind":"arxiv_version","alias_value":"1308.6795v2","created_at":"2026-05-18T03:13:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.6795","created_at":"2026-05-18T03:13:55Z"},{"alias_kind":"pith_short_12","alias_value":"BWLNNXWC3CLZ","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"BWLNNXWC3CLZN2TE","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"BWLNNXWC","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:e7b5d1b07737d697cfdc087886f49a635f6693d2da589299114be250586486f1","target":"graph","created_at":"2026-05-18T03:13:55Z","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":"Absolute cross sections for the {\\it K}-shell photoionization of Be-like and Li-like atomic nitrogen ions were measured by employing the ion-photon merged-beam technique at the SOLEIL synchrotron radiation facility in Saint-Aubin, France. High-resolution spectroscopy at nominal resolutions of 38 meV, 56 meV, 111 meV, 133 meV FWHM for Be-like and 125 meV FWHM for Li-like atomic nitrogen ions was achieved for the photon energies ranging from 410 eV up to 460 eV. The experimental measurements are compared with theoretical estimates from the multi-configuration Dirac-Fock (MCDF), R-matrix and an e","authors_text":"B M McLaughlin, C Blancard, C Miron, C Nicolas, D Cubaynes, E Robert, I Sakho, J M Bizau, M F Gharaibeh, M M Al Shorman, N El Hassan, S Guilbaud","cross_cats":["astro-ph.HE","physics.atm-clus"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-08-30T16:58:36Z","title":"{\\it K}-Shell Photoionization of Be-like and Li-like Ions of Atomic Nitrogen: Experiment and Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.6795","kind":"arxiv","version":2},"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":"sha256:70b0ad5a1aa96f8a24d1bfa8693d2518a050b6009d0131c7b417609bd914338e","target":"record","created_at":"2026-05-18T03:13:55Z","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":"3e6ee23c0ccb61eedf394f95a03df97dc406b8cfd291ed4b2bee0c5f80debc56","cross_cats_sorted":["astro-ph.HE","physics.atm-clus"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-08-30T16:58:36Z","title_canon_sha256":"e1b0cb5a1b10614b4b9e7de38a2ed5c316b883e5bf9f457c4bd72514d4357e15"},"schema_version":"1.0","source":{"id":"1308.6795","kind":"arxiv","version":2}},"canonical_sha256":"0d96d6dec2d89796ea64c7e3c96dff873dc205a4e810fb5c02ae875018150e7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d96d6dec2d89796ea64c7e3c96dff873dc205a4e810fb5c02ae875018150e7d","first_computed_at":"2026-05-18T03:13:55.676072Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:55.676072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0wGYS1TsdB7KCvkmV4zCnGf/7ZNk+5qxMECJcBQxPPiwcLYjO/nziaJwcosmnq/yT5JqnzHGliCslmBlmY5aCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:55.676681Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.6795","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:70b0ad5a1aa96f8a24d1bfa8693d2518a050b6009d0131c7b417609bd914338e","sha256:e7b5d1b07737d697cfdc087886f49a635f6693d2da589299114be250586486f1"],"state_sha256":"b537392d6aa74c119463a70af991f8878f84154aabbca275a4b3d95d0a9b81d2"}