{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:SVARXUE4TU3AKGV65DHQPRXJ6U","short_pith_number":"pith:SVARXUE4","schema_version":"1.0","canonical_sha256":"95411bd09c9d36051abee8cf07c6e9f518ff46ee898f8e424f29394e434c9b83","source":{"kind":"arxiv","id":"2409.00249","version":1},"attestation_state":"computed","paper":{"title":"The dark days are overcast: Iron-bearing clouds on HD 209458 b and WASP-43 b can explain low dayside albedos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Ch. Helling, D. M. Stam, D. Samra, K. L. Chubb, L. Carone","submitted_at":"2024-08-30T20:40:28Z","abstract_excerpt":"We simulate the geometric albedo spectra of hot Jupiter exoplanets HD 209458 b and WASP-43 b, based on global climate model (GCMs) post-processed with kinetic cloud models. We predict WASP-43 b to be cloudy throughout its dayside, while HD 209458 b has a clear upper atmosphere around the hot sub-solar point, largely due to the inclusion of strong optical absorbers TiO and VO in the GCM for the latter causes a temperature inversion. In both cases our models find low geometric albedos - 0.026 for WASP-43b and 0.028 for HD 209458 b when averaged over the CHEOPS bandpass of 0.35 - 1.1 microns - in"},"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":"2409.00249","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-08-30T20:40:28Z","cross_cats_sorted":[],"title_canon_sha256":"2ce71eac1db82f96a4179a1e4f71ecff34895fdd02b361add121e3e09f03aca5","abstract_canon_sha256":"ed88e19b7c0a328b37093df45fb86b9b5aafd459ed9251403208c18a3c8e6bcc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:01:44.465166Z","signature_b64":"eeQacxVrsGRV6aecTGe8hPy6A9/3HwrDd59mlKvZq0RoS8+BS+YW5dK5AzSyaLVLUK4RDAM5MOSxsqPrhqaCBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95411bd09c9d36051abee8cf07c6e9f518ff46ee898f8e424f29394e434c9b83","last_reissued_at":"2026-07-05T09:01:44.464766Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:01:44.464766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The dark days are overcast: Iron-bearing clouds on HD 209458 b and WASP-43 b can explain low dayside albedos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Ch. Helling, D. M. Stam, D. Samra, K. L. Chubb, L. Carone","submitted_at":"2024-08-30T20:40:28Z","abstract_excerpt":"We simulate the geometric albedo spectra of hot Jupiter exoplanets HD 209458 b and WASP-43 b, based on global climate model (GCMs) post-processed with kinetic cloud models. We predict WASP-43 b to be cloudy throughout its dayside, while HD 209458 b has a clear upper atmosphere around the hot sub-solar point, largely due to the inclusion of strong optical absorbers TiO and VO in the GCM for the latter causes a temperature inversion. In both cases our models find low geometric albedos - 0.026 for WASP-43b and 0.028 for HD 209458 b when averaged over the CHEOPS bandpass of 0.35 - 1.1 microns - in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.00249","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.00249/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2409.00249","created_at":"2026-07-05T09:01:44.464822+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.00249v1","created_at":"2026-07-05T09:01:44.464822+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.00249","created_at":"2026-07-05T09:01:44.464822+00:00"},{"alias_kind":"pith_short_12","alias_value":"SVARXUE4TU3A","created_at":"2026-07-05T09:01:44.464822+00:00"},{"alias_kind":"pith_short_16","alias_value":"SVARXUE4TU3AKGV6","created_at":"2026-07-05T09:01:44.464822+00:00"},{"alias_kind":"pith_short_8","alias_value":"SVARXUE4","created_at":"2026-07-05T09:01:44.464822+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.08486","citing_title":"Phase-dependent chemistry of WASP-43 b revealed with a suite of one-, two-, and three-dimensional models","ref_index":42,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U","json":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U.json","graph_json":"https://pith.science/api/pith-number/SVARXUE4TU3AKGV65DHQPRXJ6U/graph.json","events_json":"https://pith.science/api/pith-number/SVARXUE4TU3AKGV65DHQPRXJ6U/events.json","paper":"https://pith.science/paper/SVARXUE4"},"agent_actions":{"view_html":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U","download_json":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U.json","view_paper":"https://pith.science/paper/SVARXUE4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.00249&json=true","fetch_graph":"https://pith.science/api/pith-number/SVARXUE4TU3AKGV65DHQPRXJ6U/graph.json","fetch_events":"https://pith.science/api/pith-number/SVARXUE4TU3AKGV65DHQPRXJ6U/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U/action/storage_attestation","attest_author":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U/action/author_attestation","sign_citation":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U/action/citation_signature","submit_replication":"https://pith.science/pith/SVARXUE4TU3AKGV65DHQPRXJ6U/action/replication_record"}},"created_at":"2026-07-05T09:01:44.464822+00:00","updated_at":"2026-07-05T09:01:44.464822+00:00"}