{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:HSOM24EP3IN5P3MAIUXSF3HUUE","short_pith_number":"pith:HSOM24EP","schema_version":"1.0","canonical_sha256":"3c9ccd708fda1bd7ed80452f22ecf4a107122eb38c0c17ccd93ec3bbb858091d","source":{"kind":"arxiv","id":"1310.4796","version":1},"attestation_state":"computed","paper":{"title":"A Near-Infrared Transmission Spectrum for the Warm Saturn HAT-P-12b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Ashlee Wilkins, Drake Deming, Heather Knutson, Jean-Michel Desert, Michael R. Line","submitted_at":"2013-10-17T18:50:31Z","abstract_excerpt":"We present a HST WFC3 transmission spectrum for the transiting exoplanet HAT-P-12b. This warm (1000 K) sub-Saturn-mass planet has a smaller mass and a lower temperature than the hot-Jupiters that have been studied so far. We find that the planet's measured transmission spectrum lacks the expected water absorption feature for a hydrogen-dominated atmosphere, and is instead best-described by a model with high-altitude clouds. Using a frequentist hypothesis testing procedure, we can rule out a hydrogen-dominated cloud free atmosphere to 4.9$\\sigma$. When combined with other recent WFC3 studies, o"},"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":"1310.4796","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-17T18:50:31Z","cross_cats_sorted":[],"title_canon_sha256":"e915e0dca4c4ba3adc493ef2795303f350d7f4a7f8361ac98864298342f6eb27","abstract_canon_sha256":"d28a60c441e9194dd3db7fae8f4d290413fda855a53bcf310ca898def5432b89"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:58.304849Z","signature_b64":"zTQ8PEWDxLRQOA3IryowSZH8Mb+POYPNXiOdcEafsdupNGYwSiPoo1rZ5flidypfsD1yKZRU/lyDcXKjUCTvDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c9ccd708fda1bd7ed80452f22ecf4a107122eb38c0c17ccd93ec3bbb858091d","last_reissued_at":"2026-05-18T01:46:58.304274Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:58.304274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Near-Infrared Transmission Spectrum for the Warm Saturn HAT-P-12b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Ashlee Wilkins, Drake Deming, Heather Knutson, Jean-Michel Desert, Michael R. Line","submitted_at":"2013-10-17T18:50:31Z","abstract_excerpt":"We present a HST WFC3 transmission spectrum for the transiting exoplanet HAT-P-12b. This warm (1000 K) sub-Saturn-mass planet has a smaller mass and a lower temperature than the hot-Jupiters that have been studied so far. We find that the planet's measured transmission spectrum lacks the expected water absorption feature for a hydrogen-dominated atmosphere, and is instead best-described by a model with high-altitude clouds. Using a frequentist hypothesis testing procedure, we can rule out a hydrogen-dominated cloud free atmosphere to 4.9$\\sigma$. When combined with other recent WFC3 studies, o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4796","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":"1310.4796","created_at":"2026-05-18T01:46:58.304355+00:00"},{"alias_kind":"arxiv_version","alias_value":"1310.4796v1","created_at":"2026-05-18T01:46:58.304355+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4796","created_at":"2026-05-18T01:46:58.304355+00:00"},{"alias_kind":"pith_short_12","alias_value":"HSOM24EP3IN5","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_16","alias_value":"HSOM24EP3IN5P3MA","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_8","alias_value":"HSOM24EP","created_at":"2026-05-18T12:27:46.883200+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/HSOM24EP3IN5P3MAIUXSF3HUUE","json":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE.json","graph_json":"https://pith.science/api/pith-number/HSOM24EP3IN5P3MAIUXSF3HUUE/graph.json","events_json":"https://pith.science/api/pith-number/HSOM24EP3IN5P3MAIUXSF3HUUE/events.json","paper":"https://pith.science/paper/HSOM24EP"},"agent_actions":{"view_html":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE","download_json":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE.json","view_paper":"https://pith.science/paper/HSOM24EP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1310.4796&json=true","fetch_graph":"https://pith.science/api/pith-number/HSOM24EP3IN5P3MAIUXSF3HUUE/graph.json","fetch_events":"https://pith.science/api/pith-number/HSOM24EP3IN5P3MAIUXSF3HUUE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE/action/storage_attestation","attest_author":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE/action/author_attestation","sign_citation":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE/action/citation_signature","submit_replication":"https://pith.science/pith/HSOM24EP3IN5P3MAIUXSF3HUUE/action/replication_record"}},"created_at":"2026-05-18T01:46:58.304355+00:00","updated_at":"2026-05-18T01:46:58.304355+00:00"}