{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:FMWLUL47XITVBSBQPK5IQQKUS2","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":"4ce2b04139da284e6d099e23732eaaad2779480c023d9ec45acaad4667593e14","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-25T17:05:31Z","title_canon_sha256":"8b9f07f8c654f46c46ce3debc679ba8e302c2cba87a92fb462f18b9a4ccc3016"},"schema_version":"1.0","source":{"id":"astro-ph/0701735","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0701735","created_at":"2026-05-18T04:29:06Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0701735v1","created_at":"2026-05-18T04:29:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0701735","created_at":"2026-05-18T04:29:06Z"},{"alias_kind":"pith_short_12","alias_value":"FMWLUL47XITV","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"FMWLUL47XITVBSBQ","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"FMWLUL47","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:b378fc458d58cb256b8b4b11ffade2f3fadfc0b3ed54610146be3a6906a501bd","target":"graph","created_at":"2026-05-18T04:29:06Z","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":"We present a statistical analysis of simultaneous optical and X-ray light curves, spanning 600 ks, for 814 pre-main-sequence (PMS) stars in the Orion Nebula Cluster. The aim of this study is to establish the relationship, if any, between the sites of optical and X-ray variability, and thereby to elucidate the origins of X-ray production in PMS stars. In a previous paper we showed that optical and X-ray variability in PMS stars are very rarely time-correlated. Here, using time-averaged variability indicators to examine the joint occurrences of optical and X-ray variability, we confirm that the ","authors_text":"& E. Feigelson, K.G. Stassun, M. van den Berg","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-01-25T17:05:31Z","title":"A Simultaneous Optical and X-ray Variability Study of the Orion Nebula Cluster. II. A Common Origin in Magnetic Activity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0701735","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":"sha256:25aac5f6e666ba009c8837f4119de7cf27f7a3e2124a30f17ded278f70bc4918","target":"record","created_at":"2026-05-18T04:29:06Z","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":"4ce2b04139da284e6d099e23732eaaad2779480c023d9ec45acaad4667593e14","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-25T17:05:31Z","title_canon_sha256":"8b9f07f8c654f46c46ce3debc679ba8e302c2cba87a92fb462f18b9a4ccc3016"},"schema_version":"1.0","source":{"id":"astro-ph/0701735","kind":"arxiv","version":1}},"canonical_sha256":"2b2cba2f9fba2750c8307aba88415496bdd31f70f91d34b5cd20f849690c3082","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b2cba2f9fba2750c8307aba88415496bdd31f70f91d34b5cd20f849690c3082","first_computed_at":"2026-05-18T04:29:06.907409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:06.907409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ysOk9UasarnIIaGyJTDCtkD+mV+YKS02rrnOrBjies8tzagEct1uWgbIiOD+3D9tKKS2VX1CX5mFx8/NYzDeCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:06.907947Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0701735","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25aac5f6e666ba009c8837f4119de7cf27f7a3e2124a30f17ded278f70bc4918","sha256:b378fc458d58cb256b8b4b11ffade2f3fadfc0b3ed54610146be3a6906a501bd"],"state_sha256":"6535a86b688c4f623642ea805e5399b00c1c93e967357b965e6135c363be1792"}