{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:FAFHRJXEJ56655EID24SIJAPFS","short_pith_number":"pith:FAFHRJXE","schema_version":"1.0","canonical_sha256":"280a78a6e44f7deef4881eb924240f2cb2665ae1a86a64eb013ec17f7d0c7e16","source":{"kind":"arxiv","id":"2308.10378","version":3},"attestation_state":"computed","paper":{"title":"A Non-Detection of Iron in the First High-Resolution Emission Study of the Lava Planet 55 Cnc e","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andreas Seifahrt, Arjun B. Savel, Celeste Hagee, Christiaan van Buchem, David Kasper, Eliza M.R. Kempton, Emily Rauscher, Jacob L. Bean, Jean-Michel Desert, Joost P. Wardenier, Kaitlin C. Rasmussen, Lorenzo Pino, Madison Brady, Matej Malik, Matteo Brogi, Megan Mansfield, Michael Line, Miles H. Currie, Victoria Meadows, Vivien Parmentier","submitted_at":"2023-08-20T22:30:58Z","abstract_excerpt":"Close-in lava planets represent an extreme example of terrestrial worlds, but their high temperatures may allow us to probe a diversity of crustal compositions. The brightest and most well-studied of these objects is 55 Cancri e, a nearby super-Earth with a remarkably short 17-hour orbit. However, despite numerous studies, debate remains about the existence and composition of its atmosphere. We present upper limits on the atmospheric pressure of 55 Cnc e derived from high-resolution time-series spectra taken with Gemini-N/MAROON-X. Our results are consistent with current crustal evaporation mo"},"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":"2308.10378","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-08-20T22:30:58Z","cross_cats_sorted":[],"title_canon_sha256":"3880d3bb11a03bbc1944636d3a93ddcfb4464a8dc4c12571b6ca5d7fbebc0e30","abstract_canon_sha256":"e763e1cb3cb4cd304e11d1f5892fa34fc89d259447ff5efbed877c18e10eea92"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:47:56.175729Z","signature_b64":"UZfaPZNYqJW58Kbuduz+iZy97FgDw9hX6YLp/azo2Z/Q/M4+J+hKmifhobAFvq3OR13xnZNcIce+JiBKZI2QAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"280a78a6e44f7deef4881eb924240f2cb2665ae1a86a64eb013ec17f7d0c7e16","last_reissued_at":"2026-07-05T06:47:56.175232Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:47:56.175232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Non-Detection of Iron in the First High-Resolution Emission Study of the Lava Planet 55 Cnc e","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andreas Seifahrt, Arjun B. Savel, Celeste Hagee, Christiaan van Buchem, David Kasper, Eliza M.R. Kempton, Emily Rauscher, Jacob L. Bean, Jean-Michel Desert, Joost P. Wardenier, Kaitlin C. Rasmussen, Lorenzo Pino, Madison Brady, Matej Malik, Matteo Brogi, Megan Mansfield, Michael Line, Miles H. Currie, Victoria Meadows, Vivien Parmentier","submitted_at":"2023-08-20T22:30:58Z","abstract_excerpt":"Close-in lava planets represent an extreme example of terrestrial worlds, but their high temperatures may allow us to probe a diversity of crustal compositions. The brightest and most well-studied of these objects is 55 Cancri e, a nearby super-Earth with a remarkably short 17-hour orbit. However, despite numerous studies, debate remains about the existence and composition of its atmosphere. We present upper limits on the atmospheric pressure of 55 Cnc e derived from high-resolution time-series spectra taken with Gemini-N/MAROON-X. Our results are consistent with current crustal evaporation mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.10378","kind":"arxiv","version":3},"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/2308.10378/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":"2308.10378","created_at":"2026-07-05T06:47:56.175292+00:00"},{"alias_kind":"arxiv_version","alias_value":"2308.10378v3","created_at":"2026-07-05T06:47:56.175292+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.10378","created_at":"2026-07-05T06:47:56.175292+00:00"},{"alias_kind":"pith_short_12","alias_value":"FAFHRJXEJ566","created_at":"2026-07-05T06:47:56.175292+00:00"},{"alias_kind":"pith_short_16","alias_value":"FAFHRJXEJ56655EI","created_at":"2026-07-05T06:47:56.175292+00:00"},{"alias_kind":"pith_short_8","alias_value":"FAFHRJXE","created_at":"2026-07-05T06:47:56.175292+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.15421","citing_title":"Uniform Reinterpretation of Rocky Exoplanet Secondary Eclipse Observations and the Impact of Stellar and Orbital Uncertainties","ref_index":96,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS","json":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS.json","graph_json":"https://pith.science/api/pith-number/FAFHRJXEJ56655EID24SIJAPFS/graph.json","events_json":"https://pith.science/api/pith-number/FAFHRJXEJ56655EID24SIJAPFS/events.json","paper":"https://pith.science/paper/FAFHRJXE"},"agent_actions":{"view_html":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS","download_json":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS.json","view_paper":"https://pith.science/paper/FAFHRJXE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2308.10378&json=true","fetch_graph":"https://pith.science/api/pith-number/FAFHRJXEJ56655EID24SIJAPFS/graph.json","fetch_events":"https://pith.science/api/pith-number/FAFHRJXEJ56655EID24SIJAPFS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS/action/storage_attestation","attest_author":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS/action/author_attestation","sign_citation":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS/action/citation_signature","submit_replication":"https://pith.science/pith/FAFHRJXEJ56655EID24SIJAPFS/action/replication_record"}},"created_at":"2026-07-05T06:47:56.175292+00:00","updated_at":"2026-07-05T06:47:56.175292+00:00"}