{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:4TVRQYEUCOKCER4I257QC6EB2L","short_pith_number":"pith:4TVRQYEU","schema_version":"1.0","canonical_sha256":"e4eb1860941394224788d77f017881d2c566c5a7e24d324eea9433ad6b954d28","source":{"kind":"arxiv","id":"1210.5585","version":1},"attestation_state":"computed","paper":{"title":"Spitzer 3.6 micron and 4.5 micron full-orbit lightcurves of WASP-18","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"(2) Universit\\'e de Li\\`ege, (3) University of Central Florida, (4) Universit\\'e de Montr\\'eal), A.P. Doyle (1), B. Smalley (1), D. Lafreni\\`ere (4), D.R. Anderson (1), E. Jehin (2), J. Harrington (3), J. Southworth (1) ((1) Keele University, M. Gillon (2), N. Iro (1), P.F.L. Maxted (1)","submitted_at":"2012-10-20T07:17:09Z","abstract_excerpt":"We present new lightcurves of the massive hot Jupiter system WASP-18 obtained with the Spitzer spacecraft covering the entire orbit at 3.6 micron and 4.5 micron. These lightcurves are used to measure the amplitude, shape and phase of the thermal phase effect for WASP-18b. We find that our results for the thermal phase effect are limited to an accuracy of about 0.01% by systematic noise sources of unknown origin. At this level of accuracy we find that the thermal phase effect has a peak-to-peak amplitude approximately equal to the secondary eclipse depth, has a sinusoidal shape and that the max"},"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":"1210.5585","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-10-20T07:17:09Z","cross_cats_sorted":[],"title_canon_sha256":"1741074bd75dca3b9ad48d217b058ebab903847d7528603a7b9945984a045900","abstract_canon_sha256":"d459cb468177da3a44fd8edcc3c413af22aebdff84babb1d60b077230443a649"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:53:45.531968Z","signature_b64":"AT8zp1s/YuKH2BV/SgW3ISjsRm/SoNQepccdptEpnWnIRd09QaxTNKScIqHPa45oR1lD6RFjiE2QJukZi/ufBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e4eb1860941394224788d77f017881d2c566c5a7e24d324eea9433ad6b954d28","last_reissued_at":"2026-05-18T01:53:45.531409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:53:45.531409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spitzer 3.6 micron and 4.5 micron full-orbit lightcurves of WASP-18","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"(2) Universit\\'e de Li\\`ege, (3) University of Central Florida, (4) Universit\\'e de Montr\\'eal), A.P. Doyle (1), B. Smalley (1), D. Lafreni\\`ere (4), D.R. Anderson (1), E. Jehin (2), J. Harrington (3), J. Southworth (1) ((1) Keele University, M. Gillon (2), N. Iro (1), P.F.L. Maxted (1)","submitted_at":"2012-10-20T07:17:09Z","abstract_excerpt":"We present new lightcurves of the massive hot Jupiter system WASP-18 obtained with the Spitzer spacecraft covering the entire orbit at 3.6 micron and 4.5 micron. These lightcurves are used to measure the amplitude, shape and phase of the thermal phase effect for WASP-18b. We find that our results for the thermal phase effect are limited to an accuracy of about 0.01% by systematic noise sources of unknown origin. At this level of accuracy we find that the thermal phase effect has a peak-to-peak amplitude approximately equal to the secondary eclipse depth, has a sinusoidal shape and that the max"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.5585","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":"1210.5585","created_at":"2026-05-18T01:53:45.531477+00:00"},{"alias_kind":"arxiv_version","alias_value":"1210.5585v1","created_at":"2026-05-18T01:53:45.531477+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.5585","created_at":"2026-05-18T01:53:45.531477+00:00"},{"alias_kind":"pith_short_12","alias_value":"4TVRQYEUCOKC","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_16","alias_value":"4TVRQYEUCOKCER4I","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_8","alias_value":"4TVRQYEU","created_at":"2026-05-18T12:26:53.410803+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/4TVRQYEUCOKCER4I257QC6EB2L","json":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L.json","graph_json":"https://pith.science/api/pith-number/4TVRQYEUCOKCER4I257QC6EB2L/graph.json","events_json":"https://pith.science/api/pith-number/4TVRQYEUCOKCER4I257QC6EB2L/events.json","paper":"https://pith.science/paper/4TVRQYEU"},"agent_actions":{"view_html":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L","download_json":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L.json","view_paper":"https://pith.science/paper/4TVRQYEU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1210.5585&json=true","fetch_graph":"https://pith.science/api/pith-number/4TVRQYEUCOKCER4I257QC6EB2L/graph.json","fetch_events":"https://pith.science/api/pith-number/4TVRQYEUCOKCER4I257QC6EB2L/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L/action/storage_attestation","attest_author":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L/action/author_attestation","sign_citation":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L/action/citation_signature","submit_replication":"https://pith.science/pith/4TVRQYEUCOKCER4I257QC6EB2L/action/replication_record"}},"created_at":"2026-05-18T01:53:45.531477+00:00","updated_at":"2026-05-18T01:53:45.531477+00:00"}