{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:7G2UKJHESI2LACOOIAJLZONOJY","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":"5c88d9c74d97602c114fd53d79591c6cd3dbffcd58af90ad7c6b530f85b8521a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-05T10:33:23Z","title_canon_sha256":"7cf95c7d96c4c189ce26045f8da3f71cf46be6beed485aab32b727f808adc4f8"},"schema_version":"1.0","source":{"id":"1511.01688","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.01688","created_at":"2026-05-18T01:25:33Z"},{"alias_kind":"arxiv_version","alias_value":"1511.01688v1","created_at":"2026-05-18T01:25:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.01688","created_at":"2026-05-18T01:25:33Z"},{"alias_kind":"pith_short_12","alias_value":"7G2UKJHESI2L","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_16","alias_value":"7G2UKJHESI2LACOO","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_8","alias_value":"7G2UKJHE","created_at":"2026-05-18T12:29:10Z"}],"graph_snapshots":[{"event_id":"sha256:ee575d69b7098ede715dc37d21c697d6f5793126cb26f70e7c0d16c37d699626","target":"graph","created_at":"2026-05-18T01:25:33Z","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":"The binary system RW Aur consists of two classical T~Tauri stars (CTTSs). The primary recently underwent its second observed major dimming event ($\\Delta V\\,\\sim2\\,$mag). We present new, resolved Chandra X-ray and UKIRT near-IR (NIR) data as well as unresolved optical photometry obtained in the dim state to study the gas and dust content of the absorber causing the dimming. The X-ray data show that the absorbing column density increased from $N_H<0.1\\times10^{22}\\,$cm$^{-2}$ during the bright state to $\\approx2\\times10^{22}\\,$cm$^{-2}$ in the dim state. The brightness ratio between dim and bri","authors_text":"C. F Manara, H. M. G\\\"unther, J. H. M. M. Schmitt, J. Robrade, K. W. Hodapp, P. C. Schneider, S. Facchini, S. J. Wolk, S. Skinner, V. Perdelwitz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-05T10:33:23Z","title":"The nature of the 2014-2015 dim state of RW Aur revealed by X-ray, optical, and NIR observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.01688","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:d617e95ad03fadbd0195db29f567e6ee186409978767242de81a48b224c98ab3","target":"record","created_at":"2026-05-18T01:25:33Z","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":"5c88d9c74d97602c114fd53d79591c6cd3dbffcd58af90ad7c6b530f85b8521a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-05T10:33:23Z","title_canon_sha256":"7cf95c7d96c4c189ce26045f8da3f71cf46be6beed485aab32b727f808adc4f8"},"schema_version":"1.0","source":{"id":"1511.01688","kind":"arxiv","version":1}},"canonical_sha256":"f9b54524e49234b009ce4012bcb9ae4e20ea4d7e81e44698c4a37b67a4b9495c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9b54524e49234b009ce4012bcb9ae4e20ea4d7e81e44698c4a37b67a4b9495c","first_computed_at":"2026-05-18T01:25:33.368646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:33.368646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y2gKJgBoMJwan0jdiqoOo4sjfk0enpp6mBkNb7m5JB+1KSCWy0TIkjqhF9SBPLc/n4PWYG0VuKQQCJ8E16VNBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:33.369181Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.01688","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d617e95ad03fadbd0195db29f567e6ee186409978767242de81a48b224c98ab3","sha256:ee575d69b7098ede715dc37d21c697d6f5793126cb26f70e7c0d16c37d699626"],"state_sha256":"b95418ff32dde89efb646818de2d2a2d7f1d823dd989d1a3087b0ea4b896b88d"}