{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:CJFAQJYE4V7O2EPA3AZTBIULWY","short_pith_number":"pith:CJFAQJYE","schema_version":"1.0","canonical_sha256":"124a082704e57eed11e0d83330a28bb62cb256a5cac1496106722791a8a73806","source":{"kind":"arxiv","id":"0909.2038","version":2},"attestation_state":"computed","paper":{"title":"Limits on Unresolved Planetary Companions to White Dwarf Remnants of 14 Intermediate-Mass Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Andrew Gould, Detlev Koester, Mukremin Kilic","submitted_at":"2009-09-10T20:02:13Z","abstract_excerpt":"We present Spitzer IRAC photometry of white dwarf remnants of 14 stars with M = 3-5 Msol. We do not detect mid-infrared excess around any of our targets. By demanding a 3 sigma photometric excess at 4.5 micron for unresolved companions, we rule out planetary mass companions down to 5, 7, or 10 M_J for 13 of our targets based on the Burrows et al. (2003) substellar cooling models. Combined with previous IRAC observations of white dwarf remnants of intermediate-mass stars, we rule out \\geq 10 M_J companions around 40 white dwarfs and \\geq 5 M_J companions around 10 white dwarfs."},"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":"0909.2038","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-09-10T20:02:13Z","cross_cats_sorted":[],"title_canon_sha256":"e2a7acb8e22f180b8aff41bef6bc52b12c85e9182387db24d23bab4e1f85befa","abstract_canon_sha256":"b56b32561076d18e46a0e0951dde01e1f0efaa0943b7614afb4f7e5cbc878a90"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:34:30.482168Z","signature_b64":"cJbVyWFv4O4TYlUOSmefCZqQFF+jc/pfVB2+b8WJYu65lHFugAmg50VjUoUdDOby9csmKDKrvnpHWYADflaYBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"124a082704e57eed11e0d83330a28bb62cb256a5cac1496106722791a8a73806","last_reissued_at":"2026-05-18T02:34:30.481590Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:34:30.481590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Limits on Unresolved Planetary Companions to White Dwarf Remnants of 14 Intermediate-Mass Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Andrew Gould, Detlev Koester, Mukremin Kilic","submitted_at":"2009-09-10T20:02:13Z","abstract_excerpt":"We present Spitzer IRAC photometry of white dwarf remnants of 14 stars with M = 3-5 Msol. We do not detect mid-infrared excess around any of our targets. By demanding a 3 sigma photometric excess at 4.5 micron for unresolved companions, we rule out planetary mass companions down to 5, 7, or 10 M_J for 13 of our targets based on the Burrows et al. (2003) substellar cooling models. Combined with previous IRAC observations of white dwarf remnants of intermediate-mass stars, we rule out \\geq 10 M_J companions around 40 white dwarfs and \\geq 5 M_J companions around 10 white dwarfs."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.2038","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":"0909.2038","created_at":"2026-05-18T02:34:30.481673+00:00"},{"alias_kind":"arxiv_version","alias_value":"0909.2038v2","created_at":"2026-05-18T02:34:30.481673+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.2038","created_at":"2026-05-18T02:34:30.481673+00:00"},{"alias_kind":"pith_short_12","alias_value":"CJFAQJYE4V7O","created_at":"2026-05-18T12:25:59.703012+00:00"},{"alias_kind":"pith_short_16","alias_value":"CJFAQJYE4V7O2EPA","created_at":"2026-05-18T12:25:59.703012+00:00"},{"alias_kind":"pith_short_8","alias_value":"CJFAQJYE","created_at":"2026-05-18T12:25:59.703012+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/CJFAQJYE4V7O2EPA3AZTBIULWY","json":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY.json","graph_json":"https://pith.science/api/pith-number/CJFAQJYE4V7O2EPA3AZTBIULWY/graph.json","events_json":"https://pith.science/api/pith-number/CJFAQJYE4V7O2EPA3AZTBIULWY/events.json","paper":"https://pith.science/paper/CJFAQJYE"},"agent_actions":{"view_html":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY","download_json":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY.json","view_paper":"https://pith.science/paper/CJFAQJYE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0909.2038&json=true","fetch_graph":"https://pith.science/api/pith-number/CJFAQJYE4V7O2EPA3AZTBIULWY/graph.json","fetch_events":"https://pith.science/api/pith-number/CJFAQJYE4V7O2EPA3AZTBIULWY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY/action/storage_attestation","attest_author":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY/action/author_attestation","sign_citation":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY/action/citation_signature","submit_replication":"https://pith.science/pith/CJFAQJYE4V7O2EPA3AZTBIULWY/action/replication_record"}},"created_at":"2026-05-18T02:34:30.481673+00:00","updated_at":"2026-05-18T02:34:30.481673+00:00"}