{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FER32FSSFC7J2G45HIQWI3AUFQ","short_pith_number":"pith:FER32FSS","schema_version":"1.0","canonical_sha256":"2923bd165228be9d1b9d3a21646c142c055e26ef82d2f78806ec065320a52923","source":{"kind":"arxiv","id":"1601.07495","version":2},"attestation_state":"computed","paper":{"title":"Uncovering the planets and stellar activity of CoRoT-7 using only radial velocities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Santerne, B. J. Brewer, J. P. Faria, M. Oshagh, N. C. Santos, P. Figueira, R. D. Haywood","submitted_at":"2016-01-27T18:53:07Z","abstract_excerpt":"Stellar activity can induce signals in the radial velocities of stars, complicating the detection of orbiting low-mass planets. We present a method to determine the number of planetary signals present in radial-velocity datasets of active stars, using only radial-velocity observations. Instead of considering separate fits with different number of planets, we use a birth-death Markov chain Monte Carlo algorithm to infer the posterior distribution for the number of planets in a single run. In a natural way, the marginal distributions for the orbital parameters of all planets are also inferred. T"},"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":"1601.07495","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-27T18:53:07Z","cross_cats_sorted":[],"title_canon_sha256":"595f7fc9b64aafe3c52f2f0628f8202cce4242c22a4a3f8678a23ed666bc5082","abstract_canon_sha256":"15ed3c87e022f53de476aca8cd708142140463de7469ff1ed3c6398d2ac8d424"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:01.165980Z","signature_b64":"s6tyFImDP6P1B2yhnViQ3GBhRdIf0GHiInjB/lOAktLvhlLdWt02wvdSkYOjq6UT0FCdBBUqWjs+pqOUiABsCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2923bd165228be9d1b9d3a21646c142c055e26ef82d2f78806ec065320a52923","last_reissued_at":"2026-05-18T01:19:01.165486Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:01.165486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Uncovering the planets and stellar activity of CoRoT-7 using only radial velocities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Santerne, B. J. Brewer, J. P. Faria, M. Oshagh, N. C. Santos, P. Figueira, R. D. Haywood","submitted_at":"2016-01-27T18:53:07Z","abstract_excerpt":"Stellar activity can induce signals in the radial velocities of stars, complicating the detection of orbiting low-mass planets. We present a method to determine the number of planetary signals present in radial-velocity datasets of active stars, using only radial-velocity observations. Instead of considering separate fits with different number of planets, we use a birth-death Markov chain Monte Carlo algorithm to infer the posterior distribution for the number of planets in a single run. In a natural way, the marginal distributions for the orbital parameters of all planets are also inferred. T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.07495","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":"1601.07495","created_at":"2026-05-18T01:19:01.165566+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.07495v2","created_at":"2026-05-18T01:19:01.165566+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.07495","created_at":"2026-05-18T01:19:01.165566+00:00"},{"alias_kind":"pith_short_12","alias_value":"FER32FSSFC7J","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FER32FSSFC7J2G45","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FER32FSS","created_at":"2026-05-18T12:30:15.759754+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/FER32FSSFC7J2G45HIQWI3AUFQ","json":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ.json","graph_json":"https://pith.science/api/pith-number/FER32FSSFC7J2G45HIQWI3AUFQ/graph.json","events_json":"https://pith.science/api/pith-number/FER32FSSFC7J2G45HIQWI3AUFQ/events.json","paper":"https://pith.science/paper/FER32FSS"},"agent_actions":{"view_html":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ","download_json":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ.json","view_paper":"https://pith.science/paper/FER32FSS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.07495&json=true","fetch_graph":"https://pith.science/api/pith-number/FER32FSSFC7J2G45HIQWI3AUFQ/graph.json","fetch_events":"https://pith.science/api/pith-number/FER32FSSFC7J2G45HIQWI3AUFQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ/action/storage_attestation","attest_author":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ/action/author_attestation","sign_citation":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ/action/citation_signature","submit_replication":"https://pith.science/pith/FER32FSSFC7J2G45HIQWI3AUFQ/action/replication_record"}},"created_at":"2026-05-18T01:19:01.165566+00:00","updated_at":"2026-05-18T01:19:01.165566+00:00"}