{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:COICKSWAX2ODETRQ46KOVUHOLU","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":"b83ae29e2f7f6e0c0a33b10864179b85ee4719ccbedfdb06371e878608bc3a83","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-11T04:33:27Z","title_canon_sha256":"588b6eef56f4a77975abd38934167b30d717d3acef5bf59efb15d25b90dfa5cf"},"schema_version":"1.0","source":{"id":"2507.08304","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.08304","created_at":"2026-07-05T12:03:29Z"},{"alias_kind":"arxiv_version","alias_value":"2507.08304v2","created_at":"2026-07-05T12:03:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.08304","created_at":"2026-07-05T12:03:29Z"},{"alias_kind":"pith_short_12","alias_value":"COICKSWAX2OD","created_at":"2026-07-05T12:03:29Z"},{"alias_kind":"pith_short_16","alias_value":"COICKSWAX2ODETRQ","created_at":"2026-07-05T12:03:29Z"},{"alias_kind":"pith_short_8","alias_value":"COICKSWA","created_at":"2026-07-05T12:03:29Z"}],"graph_snapshots":[{"event_id":"sha256:f0c46395925ab6a8abae49fc66e711e3adf602290a888a6aa78a4458c8cbc1d1","target":"graph","created_at":"2026-07-05T12:03:29Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.08304/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The X-ray transient source EP240309a/EP\\,J115415.8$-$501810 was first detected by the Wide-Field X-ray Telescope (WXT) on board Einstein Probe (EP) during the commissioning phase. Subsequent optical observations confirmed it as a Cataclysmic Variable of the intermediate polar type with a 238.2\\,s spinning white dwarf in a $\\sim$3.76\\,hr orbit. We report on the source discovery and follow-up studies made with the Follow-up X-ray Telescope (FXT) of EP. A periodic variation of 231\\,s is detected in the 0.3$-$2\\,keV band, while no obvious pulsation appears in the 2$-$10\\,keV band. The spectral ana","authors_text":"A. Marino, B. Zhang, C. Jin, D. A. H. Buckley, D. de Martino, E. Kuulkers, F. Coti Zelati, F. Lu, H. Feng, H. Sun, J. Wu, K. Mori, L. Tao, M. Ge, N. Hurley-Walker, N. Rea, S. J. McSweeney, S. Scaringi, S. Zhang, W. Yuan, X. Hou, Y. Xiao, Y. Xu, Z. Yu","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-11T04:33:27Z","title":"Einstein Probe discovery of the short period intermediate polar EP J115415.8-501810"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.08304","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:a67666e0e7ffa4e39b49bae3363ab6fdfce9707c05a933e6e752b9e2dd19bf11","target":"record","created_at":"2026-07-05T12:03:29Z","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":"b83ae29e2f7f6e0c0a33b10864179b85ee4719ccbedfdb06371e878608bc3a83","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-11T04:33:27Z","title_canon_sha256":"588b6eef56f4a77975abd38934167b30d717d3acef5bf59efb15d25b90dfa5cf"},"schema_version":"1.0","source":{"id":"2507.08304","kind":"arxiv","version":2}},"canonical_sha256":"1390254ac0be9c324e30e794ead0ee5d0599aa0e8ddbd3782f54b1b0743832f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1390254ac0be9c324e30e794ead0ee5d0599aa0e8ddbd3782f54b1b0743832f6","first_computed_at":"2026-07-05T12:03:29.189810Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:03:29.189810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wAV6tzR8ubk+BbcXZB/BITRmsbC4yJuMS8fNei88tIzsslXpuERkR+eZ5Ih5pMOv/tfnN2qfRnUqmmX6wyGZAw==","signature_status":"signed_v1","signed_at":"2026-07-05T12:03:29.190331Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.08304","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a67666e0e7ffa4e39b49bae3363ab6fdfce9707c05a933e6e752b9e2dd19bf11","sha256:f0c46395925ab6a8abae49fc66e711e3adf602290a888a6aa78a4458c8cbc1d1"],"state_sha256":"fd599d1fa78e6022b8e1f206b74341b88d67ce5ed21893632b0cd83b04041e68"}