{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:62Z7SXVFWRSYMVJDRBEXY35OYN","short_pith_number":"pith:62Z7SXVF","schema_version":"1.0","canonical_sha256":"f6b3f95ea5b46586552388497c6faec37921acd55c74814b56f9676aa018adfb","source":{"kind":"arxiv","id":"1511.09443","version":2},"attestation_state":"computed","paper":{"title":"The Influence of Non-Uniform Cloud Cover on Transit Transmission Spectra","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Michael R. Line, Vivien Parmentier","submitted_at":"2015-11-30T19:52:52Z","abstract_excerpt":"We model the impact of non-uniform cloud cover on transit transmission spectra. Patchy clouds exist in nearly every solar system atmosphere, brown dwarfs, and transiting exoplanets. Our major findings suggest that fractional cloud coverage can exactly mimic high mean molecular weight atmospheres and vice-versa over certain wavelength regions, in particular, over the Hubble Space Telescope (HST) Wide Field Camera 3 (WFC3) bandpass (1.1-1.7 $\\mu$m). We also find that patchy cloud coverage exhibits a signature that is different from uniform global clouds. Furthermore, we explain analytically why "},"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":"1511.09443","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2015-11-30T19:52:52Z","cross_cats_sorted":[],"title_canon_sha256":"446d1275082546465a2990954eaab731ebc5d32ec62f466978c2ef378a8df74e","abstract_canon_sha256":"0bbaec2d159e2e0ec7a0412da765ad6473f49679b2431439a5578c5ac258a997"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:42.675875Z","signature_b64":"7Ut5iF5Gut0PKv7XsIcJZgTijKiKP5o8khl1sP9DUKuFqapn0rJy7lYPHF/8oyDu24/7Un1AWsEjlNywSaapAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f6b3f95ea5b46586552388497c6faec37921acd55c74814b56f9676aa018adfb","last_reissued_at":"2026-05-18T01:17:42.675060Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:42.675060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Influence of Non-Uniform Cloud Cover on Transit Transmission Spectra","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Michael R. Line, Vivien Parmentier","submitted_at":"2015-11-30T19:52:52Z","abstract_excerpt":"We model the impact of non-uniform cloud cover on transit transmission spectra. Patchy clouds exist in nearly every solar system atmosphere, brown dwarfs, and transiting exoplanets. Our major findings suggest that fractional cloud coverage can exactly mimic high mean molecular weight atmospheres and vice-versa over certain wavelength regions, in particular, over the Hubble Space Telescope (HST) Wide Field Camera 3 (WFC3) bandpass (1.1-1.7 $\\mu$m). We also find that patchy cloud coverage exhibits a signature that is different from uniform global clouds. Furthermore, we explain analytically why "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.09443","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":"1511.09443","created_at":"2026-05-18T01:17:42.675192+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.09443v2","created_at":"2026-05-18T01:17:42.675192+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.09443","created_at":"2026-05-18T01:17:42.675192+00:00"},{"alias_kind":"pith_short_12","alias_value":"62Z7SXVFWRSY","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_16","alias_value":"62Z7SXVFWRSYMVJD","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_8","alias_value":"62Z7SXVF","created_at":"2026-05-18T12:29:07.941421+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/62Z7SXVFWRSYMVJDRBEXY35OYN","json":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN.json","graph_json":"https://pith.science/api/pith-number/62Z7SXVFWRSYMVJDRBEXY35OYN/graph.json","events_json":"https://pith.science/api/pith-number/62Z7SXVFWRSYMVJDRBEXY35OYN/events.json","paper":"https://pith.science/paper/62Z7SXVF"},"agent_actions":{"view_html":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN","download_json":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN.json","view_paper":"https://pith.science/paper/62Z7SXVF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.09443&json=true","fetch_graph":"https://pith.science/api/pith-number/62Z7SXVFWRSYMVJDRBEXY35OYN/graph.json","fetch_events":"https://pith.science/api/pith-number/62Z7SXVFWRSYMVJDRBEXY35OYN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN/action/storage_attestation","attest_author":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN/action/author_attestation","sign_citation":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN/action/citation_signature","submit_replication":"https://pith.science/pith/62Z7SXVFWRSYMVJDRBEXY35OYN/action/replication_record"}},"created_at":"2026-05-18T01:17:42.675192+00:00","updated_at":"2026-05-18T01:17:42.675192+00:00"}