{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:HOFOPMBJRGN3OB4SRWXGMCTRSX","short_pith_number":"pith:HOFOPMBJ","canonical_record":{"source":{"id":"1203.4102","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-03-19T13:17:57Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"f8407c679b880f167720948594f593f015b2f0f719294ba259c5074321a3d3dd","abstract_canon_sha256":"55dd58c5b273a174388f6d49c2144d46730dbed33f6925083fa2907cab50c908"},"schema_version":"1.0"},"canonical_sha256":"3b8ae7b029899bb707928dae660a7195c06c18776ff55b06a9b4b6a124b998c4","source":{"kind":"arxiv","id":"1203.4102","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4102","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4102v1","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4102","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"pith_short_12","alias_value":"HOFOPMBJRGN3","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HOFOPMBJRGN3OB4S","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HOFOPMBJ","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:HOFOPMBJRGN3OB4SRWXGMCTRSX","target":"record","payload":{"canonical_record":{"source":{"id":"1203.4102","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-03-19T13:17:57Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"f8407c679b880f167720948594f593f015b2f0f719294ba259c5074321a3d3dd","abstract_canon_sha256":"55dd58c5b273a174388f6d49c2144d46730dbed33f6925083fa2907cab50c908"},"schema_version":"1.0"},"canonical_sha256":"3b8ae7b029899bb707928dae660a7195c06c18776ff55b06a9b4b6a124b998c4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:58:25.971580Z","signature_b64":"+pGNNJ2r7T8atHnPHkK1C46faaVJ9zju8yFURoDHY7aiaV6fBFHwOqw/Ccdzt9m1qkXAdM7vtKnhf0IgCxdjBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b8ae7b029899bb707928dae660a7195c06c18776ff55b06a9b4b6a124b998c4","last_reissued_at":"2026-05-18T03:58:25.970986Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:58:25.970986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.4102","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:58:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xvSVJaI8Ri/q1NIib2hUXG50+aBC8QFlRj5MGR1ufLHk/W8lPVJJPzbsJQS64/XHjmqSt9aMOG9m1o6NHRfkAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:38:59.415590Z"},"content_sha256":"c59bf5fbb8797d519880e57e963502ba953ccc25ac888bf7fd14d8a6d96cf025","schema_version":"1.0","event_id":"sha256:c59bf5fbb8797d519880e57e963502ba953ccc25ac888bf7fd14d8a6d96cf025"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:HOFOPMBJRGN3OB4SRWXGMCTRSX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photoionization Cross-Sections for the trans-iron element Se$^+$ from 18 eV to 31 eV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"astro-ph.EP","authors_text":"Brendan M. McLaughlin, Connor P. Ballance","submitted_at":"2012-03-19T13:17:57Z","abstract_excerpt":"Absolute photoionization cross-section calculations are presented for Se$^+$ using large-scale close-coupling calculations within the Breit-Pauli and Dirac-Coulomb R-matrix approximations. The results from our theoretical work are compared with recent measurements made at the Advanced Light Source (ALS) radiation facility in Berkeley, California, USA. We report on results for the photon energy range 18.0 eV -- 31.0 eV, which spans the ionization thresholds of the $\\rm ^4S^o_{3/2}$ ground state and the low-lying $\\rm ^2D^o_{5/2,3/2}$ and $\\rm ^2P^o_{3/2,1/2}$ metastable states. Metastable fract"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4102","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:58:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1q1qJYI/21RZo+1S/u9stwe/dBWXabWv8HEp6E4lRAOa5X4Dd7zBg7ZLGU2dSeN1t3WmkyxR56Le+C7ibmYqDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:38:59.415930Z"},"content_sha256":"027e613dbdc3c4e8b83f06851e7fe2d512657d1e460c65bbff7703a6ba0133f3","schema_version":"1.0","event_id":"sha256:027e613dbdc3c4e8b83f06851e7fe2d512657d1e460c65bbff7703a6ba0133f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/bundle.json","state_url":"https://pith.science/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-19T11:38:59Z","links":{"resolver":"https://pith.science/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX","bundle":"https://pith.science/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/bundle.json","state":"https://pith.science/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HOFOPMBJRGN3OB4SRWXGMCTRSX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:HOFOPMBJRGN3OB4SRWXGMCTRSX","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":"55dd58c5b273a174388f6d49c2144d46730dbed33f6925083fa2907cab50c908","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-03-19T13:17:57Z","title_canon_sha256":"f8407c679b880f167720948594f593f015b2f0f719294ba259c5074321a3d3dd"},"schema_version":"1.0","source":{"id":"1203.4102","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4102","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4102v1","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4102","created_at":"2026-05-18T03:58:25Z"},{"alias_kind":"pith_short_12","alias_value":"HOFOPMBJRGN3","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HOFOPMBJRGN3OB4S","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HOFOPMBJ","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:027e613dbdc3c4e8b83f06851e7fe2d512657d1e460c65bbff7703a6ba0133f3","target":"graph","created_at":"2026-05-18T03:58:25Z","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 photoionization cross-section calculations are presented for Se$^+$ using large-scale close-coupling calculations within the Breit-Pauli and Dirac-Coulomb R-matrix approximations. The results from our theoretical work are compared with recent measurements made at the Advanced Light Source (ALS) radiation facility in Berkeley, California, USA. We report on results for the photon energy range 18.0 eV -- 31.0 eV, which spans the ionization thresholds of the $\\rm ^4S^o_{3/2}$ ground state and the low-lying $\\rm ^2D^o_{5/2,3/2}$ and $\\rm ^2P^o_{3/2,1/2}$ metastable states. Metastable fract","authors_text":"Brendan M. McLaughlin, Connor P. Ballance","cross_cats":["physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-03-19T13:17:57Z","title":"Photoionization Cross-Sections for the trans-iron element Se$^+$ from 18 eV to 31 eV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4102","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:c59bf5fbb8797d519880e57e963502ba953ccc25ac888bf7fd14d8a6d96cf025","target":"record","created_at":"2026-05-18T03:58:25Z","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":"55dd58c5b273a174388f6d49c2144d46730dbed33f6925083fa2907cab50c908","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-03-19T13:17:57Z","title_canon_sha256":"f8407c679b880f167720948594f593f015b2f0f719294ba259c5074321a3d3dd"},"schema_version":"1.0","source":{"id":"1203.4102","kind":"arxiv","version":1}},"canonical_sha256":"3b8ae7b029899bb707928dae660a7195c06c18776ff55b06a9b4b6a124b998c4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b8ae7b029899bb707928dae660a7195c06c18776ff55b06a9b4b6a124b998c4","first_computed_at":"2026-05-18T03:58:25.970986Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:58:25.970986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+pGNNJ2r7T8atHnPHkK1C46faaVJ9zju8yFURoDHY7aiaV6fBFHwOqw/Ccdzt9m1qkXAdM7vtKnhf0IgCxdjBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:58:25.971580Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.4102","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c59bf5fbb8797d519880e57e963502ba953ccc25ac888bf7fd14d8a6d96cf025","sha256:027e613dbdc3c4e8b83f06851e7fe2d512657d1e460c65bbff7703a6ba0133f3"],"state_sha256":"713ce81aac1e6a15a3e32169beee44490b42aea7c4e865c6fabc4d355b10cb7e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gqYpIpTCf1sRTbkpySnLNdRP6K4RYnsgiNpusVCYTVgGGgqjttsAraGVEzLSjeHSOHoH+j3yBwLFyn2knhm1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T11:38:59.417526Z","bundle_sha256":"80b3ba6131e3a0fc31085d47e66cc4a55f0fa7fdd2fc6bab7d6200c6f0f25826"}}