{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:QKNGZI3V6JI7OCUPYAHAZTF3BU","short_pith_number":"pith:QKNGZI3V","schema_version":"1.0","canonical_sha256":"829a6ca375f251f70a8fc00e0cccbb0d332809741b44be02c8f1d69fa70ba71f","source":{"kind":"arxiv","id":"1103.4186","version":1},"attestation_state":"computed","paper":{"title":"The Frequency of Low-Mass Exoplanets. III. Toward eta-Earth at Short Periods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"B.D. Carter, C.G. Tinney, H.R.A. Jones, J. Bailey, J. Horner, Robert A. Wittenmyer, R.P. Butler, S.J. O'Toole","submitted_at":"2011-03-22T01:51:37Z","abstract_excerpt":"Determining the occurrence rate of terrestrial-mass planets (m_p < 10M_earth) is a critically important step on the path towards determining the frequency of Earth-like planets (eta-Earth), and hence the uniqueness of our Solar system. Current radial-velocity surveys, achieving precisions of 1 m/s, are able to detect terrestrial-mass planets and provide meaningful estimates of their occurrence rate. We present an analysis of 67 solar-type stars from the Anglo-Australian Planet Search specifically targeted for very high-precision observations. When corrected for incompleteness, we find that the"},"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":"1103.4186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-03-22T01:51:37Z","cross_cats_sorted":[],"title_canon_sha256":"e9aef1fd491b7c656e47fa89a98e4dfc188daca701b1c2074958451b3b4ccfa5","abstract_canon_sha256":"3361a53272237a70a33412c8c016482acaf162acd0130b04315780cb60ecc76c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:31:45.240611Z","signature_b64":"Zh2jEp5RW9w3ltKYaTP0O2pWB+w1i7bQSfms/+imj2zvBuW34TNXhIRjXsvW6zCQ2HCWye7ztEEjl4frwP6KCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"829a6ca375f251f70a8fc00e0cccbb0d332809741b44be02c8f1d69fa70ba71f","last_reissued_at":"2026-05-18T03:31:45.239819Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:31:45.239819Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Frequency of Low-Mass Exoplanets. III. Toward eta-Earth at Short Periods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"B.D. Carter, C.G. Tinney, H.R.A. Jones, J. Bailey, J. Horner, Robert A. Wittenmyer, R.P. Butler, S.J. O'Toole","submitted_at":"2011-03-22T01:51:37Z","abstract_excerpt":"Determining the occurrence rate of terrestrial-mass planets (m_p < 10M_earth) is a critically important step on the path towards determining the frequency of Earth-like planets (eta-Earth), and hence the uniqueness of our Solar system. Current radial-velocity surveys, achieving precisions of 1 m/s, are able to detect terrestrial-mass planets and provide meaningful estimates of their occurrence rate. We present an analysis of 67 solar-type stars from the Anglo-Australian Planet Search specifically targeted for very high-precision observations. When corrected for incompleteness, we find that the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.4186","kind":"arxiv","version":1},"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":"1103.4186","created_at":"2026-05-18T03:31:45.239935+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.4186v1","created_at":"2026-05-18T03:31:45.239935+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.4186","created_at":"2026-05-18T03:31:45.239935+00:00"},{"alias_kind":"pith_short_12","alias_value":"QKNGZI3V6JI7","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"QKNGZI3V6JI7OCUP","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"QKNGZI3V","created_at":"2026-05-18T12:26:39.201973+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/QKNGZI3V6JI7OCUPYAHAZTF3BU","json":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU.json","graph_json":"https://pith.science/api/pith-number/QKNGZI3V6JI7OCUPYAHAZTF3BU/graph.json","events_json":"https://pith.science/api/pith-number/QKNGZI3V6JI7OCUPYAHAZTF3BU/events.json","paper":"https://pith.science/paper/QKNGZI3V"},"agent_actions":{"view_html":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU","download_json":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU.json","view_paper":"https://pith.science/paper/QKNGZI3V","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.4186&json=true","fetch_graph":"https://pith.science/api/pith-number/QKNGZI3V6JI7OCUPYAHAZTF3BU/graph.json","fetch_events":"https://pith.science/api/pith-number/QKNGZI3V6JI7OCUPYAHAZTF3BU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU/action/storage_attestation","attest_author":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU/action/author_attestation","sign_citation":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU/action/citation_signature","submit_replication":"https://pith.science/pith/QKNGZI3V6JI7OCUPYAHAZTF3BU/action/replication_record"}},"created_at":"2026-05-18T03:31:45.239935+00:00","updated_at":"2026-05-18T03:31:45.239935+00:00"}