{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:MW5QVMBET5BQAJAVFG3L4OEWAQ","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":"f5f5b2a0b19282e45fcc925da5a5d05979cdecc90ddb4aa603c9752c87c23923","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-02-02T17:31:54Z","title_canon_sha256":"0f903b8c20503a936a8e130a9a55cacb5ad50cf90eb9ab6561f1fac23c156b7b"},"schema_version":"1.0","source":{"id":"1102.0503","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.0503","created_at":"2026-05-18T04:25:10Z"},{"alias_kind":"arxiv_version","alias_value":"1102.0503v1","created_at":"2026-05-18T04:25:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.0503","created_at":"2026-05-18T04:25:10Z"},{"alias_kind":"pith_short_12","alias_value":"MW5QVMBET5BQ","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"MW5QVMBET5BQAJAV","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"MW5QVMBE","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:2a3b8c00fa5920ae3950446b06fcb83ab93192ad0fe087a2a3898246775c86a2","target":"graph","created_at":"2026-05-18T04:25:10Z","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 detection of a planetary companion around HIP 13044, a metal-poor star on the red Horizontal Branch. The detection is based on radial velocity observations with FEROS, a high-resolution spectrograph at the 2.2-m MPG/ESO telescope, located at ESO La Silla observatory in Chile. The periodic radial velocity variation of P = 16.2 days can be distinguished from the periods of the stellar activity indicators. We computed a minimum planetary mass of 1.25 MJup and an orbital semi-major axis of 0.116 AU for the planet. This discovery is unique in three aspects: First, it is the first plan","authors_text":"B. Rochau, H.-W. Rix, J. Rodmann, J. Setiawan, R. Klement, T. Henning, T. Schulze-Hartung","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-02-02T17:31:54Z","title":"A Planetary Companion around a Metal-Poor Star with Extragalactic Origin"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.0503","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:cb1257d5fb4cd93b0dbe9ff41ca9d57ade414d248d220ae5b86bf61952f2a3cc","target":"record","created_at":"2026-05-18T04:25:10Z","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":"f5f5b2a0b19282e45fcc925da5a5d05979cdecc90ddb4aa603c9752c87c23923","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-02-02T17:31:54Z","title_canon_sha256":"0f903b8c20503a936a8e130a9a55cacb5ad50cf90eb9ab6561f1fac23c156b7b"},"schema_version":"1.0","source":{"id":"1102.0503","kind":"arxiv","version":1}},"canonical_sha256":"65bb0ab0249f4300241529b6be3896041f87e1484fb98f8b585efeff93f05f99","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65bb0ab0249f4300241529b6be3896041f87e1484fb98f8b585efeff93f05f99","first_computed_at":"2026-05-18T04:25:10.839440Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:10.839440Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sfLiN50LgJx55qbVQP6bYBuM53QFS4qdQ2JkEjtMoYHrEibP/jh+99Z0Vmb9VC2pEMnRNCDbZs/gmGPhZPQaAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:10.839912Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.0503","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cb1257d5fb4cd93b0dbe9ff41ca9d57ade414d248d220ae5b86bf61952f2a3cc","sha256:2a3b8c00fa5920ae3950446b06fcb83ab93192ad0fe087a2a3898246775c86a2"],"state_sha256":"dbe2c4ae78bbb226a05794cbfe654e29597aff3b72bbbaa836ee897dc966bcc1"}