{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:KDWALQJ2LCTSPAYTGSR2ZXW5CB","short_pith_number":"pith:KDWALQJ2","schema_version":"1.0","canonical_sha256":"50ec05c13a58a727831334a3acdedd1061275a678253d61e4a12e274949ae3cc","source":{"kind":"arxiv","id":"2607.03635","version":1},"attestation_state":"computed","paper":{"title":"Comparing Monte Carlo Models of Impact Alteration of Planetary Atmospheres","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Caitlin A. Caldwell, David A. Brain, Julia C. Johnston, Kelsi N. Singer, Mikayla R. Huffman","submitted_at":"2026-07-03T23:19:48Z","abstract_excerpt":"One process that affects atmospheric surface pressure is impact bombardment. The evolution of a planet's atmosphere under impact bombardment is an open question. We use a Monte Carlo method to evolve a range (0.006 to 92.5 bar) of initial atmospheres at Mars, Earth, and Venus under bombardment of 5x10^6 impactors using seven individual models. Since these seven models are best suited for specific impactor size regimes, we also combine these models into a composite model and compare it to other existing composites. Alterations to the existing models are required to apply to broad initial condit"},"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":"2607.03635","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-03T23:19:48Z","cross_cats_sorted":[],"title_canon_sha256":"a9b14b63afacd1de8ebd68718eb873212c033df2bf602c77adc55378a4b6adf4","abstract_canon_sha256":"1e999a94f8122f3cdf6dc56d4fe693f4a34dd4bc8f5de4d5f368c2856cef4ea5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T02:17:58.723391Z","signature_b64":"Vwvv5DmMDBPpRxDPLbooyj+l9sJNcNW5yxXVNm7z4mG64RuomUVjZlYHQLS2Xs4Lh2je/hCawuf8Dsq7Ode4Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"50ec05c13a58a727831334a3acdedd1061275a678253d61e4a12e274949ae3cc","last_reissued_at":"2026-07-07T02:17:58.722251Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T02:17:58.722251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Comparing Monte Carlo Models of Impact Alteration of Planetary Atmospheres","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Caitlin A. Caldwell, David A. Brain, Julia C. Johnston, Kelsi N. Singer, Mikayla R. Huffman","submitted_at":"2026-07-03T23:19:48Z","abstract_excerpt":"One process that affects atmospheric surface pressure is impact bombardment. The evolution of a planet's atmosphere under impact bombardment is an open question. We use a Monte Carlo method to evolve a range (0.006 to 92.5 bar) of initial atmospheres at Mars, Earth, and Venus under bombardment of 5x10^6 impactors using seven individual models. Since these seven models are best suited for specific impactor size regimes, we also combine these models into a composite model and compare it to other existing composites. Alterations to the existing models are required to apply to broad initial condit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.03635","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.03635/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":"2607.03635","created_at":"2026-07-07T02:17:58.722370+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.03635v1","created_at":"2026-07-07T02:17:58.722370+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.03635","created_at":"2026-07-07T02:17:58.722370+00:00"},{"alias_kind":"pith_short_12","alias_value":"KDWALQJ2LCTS","created_at":"2026-07-07T02:17:58.722370+00:00"},{"alias_kind":"pith_short_16","alias_value":"KDWALQJ2LCTSPAYT","created_at":"2026-07-07T02:17:58.722370+00:00"},{"alias_kind":"pith_short_8","alias_value":"KDWALQJ2","created_at":"2026-07-07T02:17:58.722370+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/KDWALQJ2LCTSPAYTGSR2ZXW5CB","json":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB.json","graph_json":"https://pith.science/api/pith-number/KDWALQJ2LCTSPAYTGSR2ZXW5CB/graph.json","events_json":"https://pith.science/api/pith-number/KDWALQJ2LCTSPAYTGSR2ZXW5CB/events.json","paper":"https://pith.science/paper/KDWALQJ2"},"agent_actions":{"view_html":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB","download_json":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB.json","view_paper":"https://pith.science/paper/KDWALQJ2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.03635&json=true","fetch_graph":"https://pith.science/api/pith-number/KDWALQJ2LCTSPAYTGSR2ZXW5CB/graph.json","fetch_events":"https://pith.science/api/pith-number/KDWALQJ2LCTSPAYTGSR2ZXW5CB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB/action/storage_attestation","attest_author":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB/action/author_attestation","sign_citation":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB/action/citation_signature","submit_replication":"https://pith.science/pith/KDWALQJ2LCTSPAYTGSR2ZXW5CB/action/replication_record"}},"created_at":"2026-07-07T02:17:58.722370+00:00","updated_at":"2026-07-07T02:17:58.722370+00:00"}