{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:QMSGCAHD7POS46R7PRZ3GNH2HK","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":"2363e3cc081d5e3786f3e814c2272cfc63ac9947ab9500a1a5a5117d0c65e8f9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-11T19:00:10Z","title_canon_sha256":"9d9bff5efc0eab78c8198b8cb6f110b2d8cb728fa7f448352cce4259e59b34a1"},"schema_version":"1.0","source":{"id":"1901.03716","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.03716","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"arxiv_version","alias_value":"1901.03716v2","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.03716","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"pith_short_12","alias_value":"QMSGCAHD7POS","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"QMSGCAHD7POS46R7","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"QMSGCAHD","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:e7af785ec6176d6680bff220e98ccb7df70b41a12f9808f6fbe75cc22541a40a","target":"graph","created_at":"2026-05-17T23:54:15Z","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 report the discovery of two transiting planets orbiting K2-290 (EPIC 249624646), a bright (V=11.11) late F-type star residing in a triple-star system. It was observed during Campaign 15 of the K2 mission, and in order to confirm and characterise the system, follow-up spectroscopy and AO imaging were carried out using the FIES, HARPS, HARPS-N, and IRCS instruments. From AO imaging and Gaia data we identify two M-dwarf companions at a separation of $113 \\pm 2$ AU and $2467_{-155}^{+177}$ AU. From radial velocities, K2 photometry, and stellar characterisation of the host star, we find the inne","authors_text":"A. B. Justesen, A. Erikson, A. M. S. Smith, A. P. Hatzes, C. M. Persson, D. Gandolfi, D. Hidalgo, D. Nespral, E. Guenther, E. Palle, F. Dai, F. Rodler, G. Antoniciello, G. Nowak, H. Deeg, H. Rauer, J. Cabrera, J. de Leon, J. H. Livingston, J. Korth, J. N. Winn, J. Prieto-Arranz, K. W. F. Lam, M. Endl, M. Esposito, M. Fridlund, M. Hjorth, M. Kuzuhara, M. P\\\"atzold, N. Narita, O. Barrag\\'an, P. Heeren, Ph. Eigm\\\"uller, P. Montanes-Rodriguez, R. Alonso, R. Luque, S. Albrecht, S. Grziwa, S. Redfield, Sz. Csizmadia, T. Hirano, T. Trifonov, V. Van Eylen, W. D. Cochran","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-11T19:00:10Z","title":"K2-290: a warm Jupiter and a mini-Neptune in a triple-star system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.03716","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:cd7204ff642556a642104ccabed597a60b5fb47402be39401954e1db731c3b0a","target":"record","created_at":"2026-05-17T23:54:15Z","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":"2363e3cc081d5e3786f3e814c2272cfc63ac9947ab9500a1a5a5117d0c65e8f9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-11T19:00:10Z","title_canon_sha256":"9d9bff5efc0eab78c8198b8cb6f110b2d8cb728fa7f448352cce4259e59b34a1"},"schema_version":"1.0","source":{"id":"1901.03716","kind":"arxiv","version":2}},"canonical_sha256":"83246100e3fbdd2e7a3f7c73b334fa3a9f1bdfea1585b4a49453072ac9db7fc8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"83246100e3fbdd2e7a3f7c73b334fa3a9f1bdfea1585b4a49453072ac9db7fc8","first_computed_at":"2026-05-17T23:54:15.280119Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:15.280119Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IlA82PBEVhFY9FNHXkYiYTurswZGzO4xL8cdPAYqsvBCMTQU2DR4KEzefvsdviMdkMhgW1WrLqUSV2FEAF1lDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:15.280632Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.03716","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd7204ff642556a642104ccabed597a60b5fb47402be39401954e1db731c3b0a","sha256:e7af785ec6176d6680bff220e98ccb7df70b41a12f9808f6fbe75cc22541a40a"],"state_sha256":"3f443fd7ea01964489c0c2153d514d6c9b652bd26acbe52069a09336d5b5fbde"}