{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:WBTNRONTNUALLT6RSYIBEDJEDA","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"f6de7cfd8ec514d5619fe3597658721001775bf09f82c26129270f01251cc206","cross_cats_sorted":["physics.ao-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-25T03:40:20Z","title_canon_sha256":"a5cd81dcfe72db481d34258069b834c4ef66a2a827e7d432829a6140e1142d59"},"schema_version":"1.0","source":{"id":"2410.19285","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.19285","created_at":"2026-07-05T09:25:54Z"},{"alias_kind":"arxiv_version","alias_value":"2410.19285v1","created_at":"2026-07-05T09:25:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.19285","created_at":"2026-07-05T09:25:54Z"},{"alias_kind":"pith_short_12","alias_value":"WBTNRONTNUAL","created_at":"2026-07-05T09:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"WBTNRONTNUALLT6R","created_at":"2026-07-05T09:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"WBTNRONT","created_at":"2026-07-05T09:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:4760175d88a20dc211e9692814ee2d77a86a01db4b120c9f6ff6dd4b033b4c71","target":"graph","created_at":"2026-07-05T09:25:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.19285/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Earth is expected to have acquired a reduced proto-atmosphere enriched in H2 and CH4 through the accretion of building blocks that contain metallic Fe and/or the gravitational trapping of surrounding nebula gas. Such an early, wet, reduced atmosphere that covers a proto-ocean would then ultimately evolve toward oxidized chemical compositions through photochemical processes that involve reactions with H2O-derived oxidant radicals and the selective escape of hydrogen to space. During this time, atmospheric CH4 could be photochemically reprocessed to generate not only C-bearing oxides but also or","authors_text":"Kiyoshi Kuramoto, Naoki Terada, Shungo Koyama, Tatsuya Yoshida, Yuki Nakamura","cross_cats":["physics.ao-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-25T03:40:20Z","title":"Self-Shielding Enhanced Organics Synthesis in an Early Reduced Earth's Atmosphere"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.19285","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:4eb12b366180b990dfd05b1dcbcbbfee421a4c119bb472706d39b49132cf8382","target":"record","created_at":"2026-07-05T09:25:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"f6de7cfd8ec514d5619fe3597658721001775bf09f82c26129270f01251cc206","cross_cats_sorted":["physics.ao-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-25T03:40:20Z","title_canon_sha256":"a5cd81dcfe72db481d34258069b834c4ef66a2a827e7d432829a6140e1142d59"},"schema_version":"1.0","source":{"id":"2410.19285","kind":"arxiv","version":1}},"canonical_sha256":"b066d8b9b36d00b5cfd19610120d24180c7ca92d2118535f10af9f352eaee203","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b066d8b9b36d00b5cfd19610120d24180c7ca92d2118535f10af9f352eaee203","first_computed_at":"2026-07-05T09:25:54.330562Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:25:54.330562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7XNHmbjbrI3sBWcbttlT6mV6k8xyy/K9C1MAlWXuV3oRb0b27aPQkYtGg5fCc98OYLi76ro51ZvQwYzCmwwuAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:25:54.331167Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.19285","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4eb12b366180b990dfd05b1dcbcbbfee421a4c119bb472706d39b49132cf8382","sha256:4760175d88a20dc211e9692814ee2d77a86a01db4b120c9f6ff6dd4b033b4c71"],"state_sha256":"4313f57137a35d9922f4d70aa626553d8a6fb9613f4aedbfbc8c2bbce6e9d227"}