{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:IYRMZEUNTTMDT4L6DAFWMLFR6A","short_pith_number":"pith:IYRMZEUN","schema_version":"1.0","canonical_sha256":"4622cc928d9cd839f17e180b662cb1f016b3a4e6514e5e3d6ba4e099b12f4369","source":{"kind":"arxiv","id":"1809.05683","version":2},"attestation_state":"computed","paper":{"title":"Stellar pulsation and granulation as noise sources in exoplanet transit spectroscopy in the ARIEL space mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andreas Papageorgiou, Bart Vandenbussche, Enzo Pascale, Ioannis Argyriou, Subhajit Sarkar","submitted_at":"2018-09-15T09:37:27Z","abstract_excerpt":"Stellar variability from pulsations and granulation presents a source of correlated noise that can impact the accuracy and precision of multi-band photometric transit observations of exoplanets. This can potentially cause biased measurements in the transmission or emission spectrum or underestimation of the final error bars on the spectrum. ARIEL is a future space telescope and instrument designed to perform a transit spectroscopic survey of a large sample of exoplanets. In this paper we perform simulations to assess the impact of stellar variability arising from pulsations and granulation on "},"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":"1809.05683","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-15T09:37:27Z","cross_cats_sorted":[],"title_canon_sha256":"ca690dbc293b51132c8ba1b4d81be34b9658f6d7e328718d820d9336c665d75c","abstract_canon_sha256":"72d091dd932823b496cd0530d6fa2ce69a174f937cb1460ec296c0c6efd7ce52"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:27.449977Z","signature_b64":"qpc0fU7+DH526iky8TbJ8j3JeFhocB0JGeoXZ0hhcqDbd8fhpomU9loMBvnXaweXg7qeywL7Ur8QfM7H09YUBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4622cc928d9cd839f17e180b662cb1f016b3a4e6514e5e3d6ba4e099b12f4369","last_reissued_at":"2026-05-18T00:05:27.449401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:27.449401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stellar pulsation and granulation as noise sources in exoplanet transit spectroscopy in the ARIEL space mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andreas Papageorgiou, Bart Vandenbussche, Enzo Pascale, Ioannis Argyriou, Subhajit Sarkar","submitted_at":"2018-09-15T09:37:27Z","abstract_excerpt":"Stellar variability from pulsations and granulation presents a source of correlated noise that can impact the accuracy and precision of multi-band photometric transit observations of exoplanets. This can potentially cause biased measurements in the transmission or emission spectrum or underestimation of the final error bars on the spectrum. ARIEL is a future space telescope and instrument designed to perform a transit spectroscopic survey of a large sample of exoplanets. In this paper we perform simulations to assess the impact of stellar variability arising from pulsations and granulation on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.05683","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":"1809.05683","created_at":"2026-05-18T00:05:27.449489+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.05683v2","created_at":"2026-05-18T00:05:27.449489+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.05683","created_at":"2026-05-18T00:05:27.449489+00:00"},{"alias_kind":"pith_short_12","alias_value":"IYRMZEUNTTMD","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_16","alias_value":"IYRMZEUNTTMDT4L6","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_8","alias_value":"IYRMZEUN","created_at":"2026-05-18T12:32:31.084164+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/IYRMZEUNTTMDT4L6DAFWMLFR6A","json":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A.json","graph_json":"https://pith.science/api/pith-number/IYRMZEUNTTMDT4L6DAFWMLFR6A/graph.json","events_json":"https://pith.science/api/pith-number/IYRMZEUNTTMDT4L6DAFWMLFR6A/events.json","paper":"https://pith.science/paper/IYRMZEUN"},"agent_actions":{"view_html":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A","download_json":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A.json","view_paper":"https://pith.science/paper/IYRMZEUN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.05683&json=true","fetch_graph":"https://pith.science/api/pith-number/IYRMZEUNTTMDT4L6DAFWMLFR6A/graph.json","fetch_events":"https://pith.science/api/pith-number/IYRMZEUNTTMDT4L6DAFWMLFR6A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A/action/storage_attestation","attest_author":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A/action/author_attestation","sign_citation":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A/action/citation_signature","submit_replication":"https://pith.science/pith/IYRMZEUNTTMDT4L6DAFWMLFR6A/action/replication_record"}},"created_at":"2026-05-18T00:05:27.449489+00:00","updated_at":"2026-05-18T00:05:27.449489+00:00"}