{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XQTAYQJN6SCRQGT4NTWDM4SMZF","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":"8e4e9fa3e7e8197dc8b9c3fb0c341734c7c13579c7fe73ef80f54a9b926fafc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-06T19:01:47Z","title_canon_sha256":"e4aedf74b44a965fab51ea5b7727513dad2aa6f3af46c56e1a302a92726e2124"},"schema_version":"1.0","source":{"id":"2501.03335","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03335","created_at":"2026-07-05T10:04:21Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03335v2","created_at":"2026-07-05T10:04:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03335","created_at":"2026-07-05T10:04:21Z"},{"alias_kind":"pith_short_12","alias_value":"XQTAYQJN6SCR","created_at":"2026-07-05T10:04:21Z"},{"alias_kind":"pith_short_16","alias_value":"XQTAYQJN6SCRQGT4","created_at":"2026-07-05T10:04:21Z"},{"alias_kind":"pith_short_8","alias_value":"XQTAYQJN","created_at":"2026-07-05T10:04:21Z"}],"graph_snapshots":[{"event_id":"sha256:76db20c4713a964845f7b04972a2b1a7c507c7814990bcdf53d093182558aabc","target":"graph","created_at":"2026-07-05T10:04:21Z","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/2501.03335/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"X-ray quasi-periodic eruptions (QPEs) are a novel mode of variability in nearby galactic nuclei whose origin remains unknown. Their multi-wavelength properties are poorly constrained, as studies have focused almost entirely on the X-ray band. Here we report on time-resolved, coordinated Hubble Space Telescope far ultraviolet and XMM-Newton X-ray observations of the shortest period X-ray QPE source currently known, eRO-QPE2. We detect a bright UV point source ($L_{\\rm FUV} \\approx {\\rm few} \\times 10^{41}$ erg s$^{-1}$) that does not show statistically significant variability between the X-ray ","authors_text":"Andrew Mummery, Dheeraj R. Pasham, Muryel Guolo, Riccardo Arcodia, Sean Lockwood, Thomas Wevers","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-06T19:01:47Z","title":"Time-resolved Hubble Space Telescope UV observations of an X-ray quasi-periodic eruption source"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03335","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":"sha256:6f7af5aa005f3aea5979aefcd738b3a16f627ae97ae9282e9256b1353ead799b","target":"record","created_at":"2026-07-05T10:04:21Z","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":"8e4e9fa3e7e8197dc8b9c3fb0c341734c7c13579c7fe73ef80f54a9b926fafc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-06T19:01:47Z","title_canon_sha256":"e4aedf74b44a965fab51ea5b7727513dad2aa6f3af46c56e1a302a92726e2124"},"schema_version":"1.0","source":{"id":"2501.03335","kind":"arxiv","version":2}},"canonical_sha256":"bc260c412df485181a7c6cec36724cc9496d9ee99ba216338dec5faedc9cdfdc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc260c412df485181a7c6cec36724cc9496d9ee99ba216338dec5faedc9cdfdc","first_computed_at":"2026-07-05T10:04:21.551702Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:04:21.551702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IX6DibkohCmDvyQNDVB37pTLoiEEgIvAMvTcmsZM8ePmsJ65oJrSHw3b4jO62vqwqvpFXHySqesv9+sd+qqMAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:04:21.552165Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.03335","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f7af5aa005f3aea5979aefcd738b3a16f627ae97ae9282e9256b1353ead799b","sha256:76db20c4713a964845f7b04972a2b1a7c507c7814990bcdf53d093182558aabc"],"state_sha256":"44a3d08af12df1fcb90537f10455b0ec9556811b44d0d2666076559a8e64af81"}