{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:AOBE7BK7FHO2HQZ27RBTRMAJFD","short_pith_number":"pith:AOBE7BK7","schema_version":"1.0","canonical_sha256":"03824f855f29dda3c33afc4338b00928f4fb864464340865d1a616a3cfab8b6b","source":{"kind":"arxiv","id":"1903.11180","version":4},"attestation_state":"computed","paper":{"title":"Towards a more complex description of chemical profiles in exoplanets retrievals: A 2-layer parameterisation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Billy Edwards, Giovanna Tinetti, Ingo Waldmann, Quentin Changeat","submitted_at":"2019-03-26T22:28:19Z","abstract_excerpt":"State of the art spectral retrieval models of exoplanet atmospheres assume constant chemical profiles with altitude. This assumption is justified by the information content of current datasets which do not allow, in most cases, for the molecular abundances as a function of pressure to be constrained. In the context of the next generation of telescopes, a more accurate description of chemical profiles may become crucial to interpret observations and gain new insights into atmospheric physics. We explore here the possibility of retrieving pressure-dependent chemical profiles from transit spectra"},"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":"1903.11180","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-03-26T22:28:19Z","cross_cats_sorted":[],"title_canon_sha256":"23f3ecb32c270a446919d3ec71ca9ef26d5614cfa28cd1710a98a41b398e093c","abstract_canon_sha256":"b3debad74eb61e7a15d5cc79e7b77d7d3488fd7953bf8fdde3b8ee603e05edd0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:41:27.953050Z","signature_b64":"TGa/sI7PiC0hAu655ltZp+BZVC2ts+IPlDAKmovs1p7nwuNwJW78akTCGxBQWtjfPm557hR7+sMWq/rAI8yOBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03824f855f29dda3c33afc4338b00928f4fb864464340865d1a616a3cfab8b6b","last_reissued_at":"2026-07-05T01:41:27.950927Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:41:27.950927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Towards a more complex description of chemical profiles in exoplanets retrievals: A 2-layer parameterisation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Billy Edwards, Giovanna Tinetti, Ingo Waldmann, Quentin Changeat","submitted_at":"2019-03-26T22:28:19Z","abstract_excerpt":"State of the art spectral retrieval models of exoplanet atmospheres assume constant chemical profiles with altitude. This assumption is justified by the information content of current datasets which do not allow, in most cases, for the molecular abundances as a function of pressure to be constrained. In the context of the next generation of telescopes, a more accurate description of chemical profiles may become crucial to interpret observations and gain new insights into atmospheric physics. We explore here the possibility of retrieving pressure-dependent chemical profiles from transit spectra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11180","kind":"arxiv","version":4},"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/1903.11180/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":"1903.11180","created_at":"2026-07-05T01:41:27.952661+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.11180v4","created_at":"2026-07-05T01:41:27.952661+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11180","created_at":"2026-07-05T01:41:27.952661+00:00"},{"alias_kind":"pith_short_12","alias_value":"AOBE7BK7FHO2","created_at":"2026-07-05T01:41:27.952661+00:00"},{"alias_kind":"pith_short_16","alias_value":"AOBE7BK7FHO2HQZ2","created_at":"2026-07-05T01:41:27.952661+00:00"},{"alias_kind":"pith_short_8","alias_value":"AOBE7BK7","created_at":"2026-07-05T01:41:27.952661+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/AOBE7BK7FHO2HQZ27RBTRMAJFD","json":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD.json","graph_json":"https://pith.science/api/pith-number/AOBE7BK7FHO2HQZ27RBTRMAJFD/graph.json","events_json":"https://pith.science/api/pith-number/AOBE7BK7FHO2HQZ27RBTRMAJFD/events.json","paper":"https://pith.science/paper/AOBE7BK7"},"agent_actions":{"view_html":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD","download_json":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD.json","view_paper":"https://pith.science/paper/AOBE7BK7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.11180&json=true","fetch_graph":"https://pith.science/api/pith-number/AOBE7BK7FHO2HQZ27RBTRMAJFD/graph.json","fetch_events":"https://pith.science/api/pith-number/AOBE7BK7FHO2HQZ27RBTRMAJFD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD/action/storage_attestation","attest_author":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD/action/author_attestation","sign_citation":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD/action/citation_signature","submit_replication":"https://pith.science/pith/AOBE7BK7FHO2HQZ27RBTRMAJFD/action/replication_record"}},"created_at":"2026-07-05T01:41:27.952661+00:00","updated_at":"2026-07-05T01:41:27.952661+00:00"}