{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:DHUULMHYRACA3ZC2VSZMR4QBWK","short_pith_number":"pith:DHUULMHY","schema_version":"1.0","canonical_sha256":"19e945b0f888040de45aacb2c8f201b2ab38ff60027642204d02a34b1d1a8e50","source":{"kind":"arxiv","id":"1011.4068","version":2},"attestation_state":"computed","paper":{"title":"The Lick-Carnegie Survey: Four New Exoplanet Candidates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Eugenio J. Rivera, Gregory Laughlin, Nader Haghighipour, Peter Jalowiczor, R. Paul Butler, Stefano Meschiari, Steven S. Vogt","submitted_at":"2010-11-17T21:01:12Z","abstract_excerpt":"We present new precise HIRES radial velocity (RV) data sets of five nearby stars obtained at Keck Observatory. HD 31253, HD 218566, HD 177830, HD 99492 and HD 74156 are host stars of spectral classes F through K and show radial velocity variations consistent with new or additional planetary companions in Keplerian motion. The orbital parameters of the candidate planets in the five planetary systems span minimum masses of M sin i = 27.43 M_{earth} to M sin i = 8.28 M_{jup}, periods of 17.05 to 4696.95 days and eccentricities ranging from circular to extremely eccentric (e ~ 0.63). The 5th star,"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1011.4068","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-11-17T21:01:12Z","cross_cats_sorted":[],"title_canon_sha256":"0a90fc3918d0e758a8ee23df363ea7ca64ece10f1a21ad5273615f2cbb2d793e","abstract_canon_sha256":"bc5635353e2a2096dfd58883209cfc016afd6e033fad236e5b24dc8629b96aa9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:44.267659Z","signature_b64":"C13S3fuGAkPZK0QnznpNyNWgcN9OhMx6bk0ZqV7J0KMRTKyQyQ+Gfcsn9oqj1nab7yT/wmgtr55shA+gde5jBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19e945b0f888040de45aacb2c8f201b2ab38ff60027642204d02a34b1d1a8e50","last_reissued_at":"2026-05-18T02:04:44.266893Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:44.266893Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Lick-Carnegie Survey: Four New Exoplanet Candidates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Eugenio J. Rivera, Gregory Laughlin, Nader Haghighipour, Peter Jalowiczor, R. Paul Butler, Stefano Meschiari, Steven S. Vogt","submitted_at":"2010-11-17T21:01:12Z","abstract_excerpt":"We present new precise HIRES radial velocity (RV) data sets of five nearby stars obtained at Keck Observatory. HD 31253, HD 218566, HD 177830, HD 99492 and HD 74156 are host stars of spectral classes F through K and show radial velocity variations consistent with new or additional planetary companions in Keplerian motion. The orbital parameters of the candidate planets in the five planetary systems span minimum masses of M sin i = 27.43 M_{earth} to M sin i = 8.28 M_{jup}, periods of 17.05 to 4696.95 days and eccentricities ranging from circular to extremely eccentric (e ~ 0.63). The 5th star,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.4068","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1011.4068","created_at":"2026-05-18T02:04:44.267009+00:00"},{"alias_kind":"arxiv_version","alias_value":"1011.4068v2","created_at":"2026-05-18T02:04:44.267009+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.4068","created_at":"2026-05-18T02:04:44.267009+00:00"},{"alias_kind":"pith_short_12","alias_value":"DHUULMHYRACA","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"DHUULMHYRACA3ZC2","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"DHUULMHY","created_at":"2026-05-18T12:26:06.534383+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK","json":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK.json","graph_json":"https://pith.science/api/pith-number/DHUULMHYRACA3ZC2VSZMR4QBWK/graph.json","events_json":"https://pith.science/api/pith-number/DHUULMHYRACA3ZC2VSZMR4QBWK/events.json","paper":"https://pith.science/paper/DHUULMHY"},"agent_actions":{"view_html":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK","download_json":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK.json","view_paper":"https://pith.science/paper/DHUULMHY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1011.4068&json=true","fetch_graph":"https://pith.science/api/pith-number/DHUULMHYRACA3ZC2VSZMR4QBWK/graph.json","fetch_events":"https://pith.science/api/pith-number/DHUULMHYRACA3ZC2VSZMR4QBWK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK/action/storage_attestation","attest_author":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK/action/author_attestation","sign_citation":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK/action/citation_signature","submit_replication":"https://pith.science/pith/DHUULMHYRACA3ZC2VSZMR4QBWK/action/replication_record"}},"created_at":"2026-05-18T02:04:44.267009+00:00","updated_at":"2026-05-18T02:04:44.267009+00:00"}