{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:E44MNNALWYNQTN6P5IKPNFP2E3","short_pith_number":"pith:E44MNNAL","schema_version":"1.0","canonical_sha256":"2738c6b40bb61b09b7cfea14f695fa26d17377086c0f65e1762c265153577329","source":{"kind":"arxiv","id":"2408.17032","version":1},"attestation_state":"computed","paper":{"title":"Accretion of the earliest inner solar system planetesimals beyond the water-snowline","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andre Izidoro, Bidong Zhang, Damanveer S. Grewal, Nicole X. Nie, Paul D. Asimow","submitted_at":"2024-08-30T06:07:04Z","abstract_excerpt":"How and where the first generation of inner solar system planetesimals formed remains poorly understood. Potential formation regions are the silicate condensation line and water-snowline of the solar protoplanetary disk. Whether the chemical compositions of these planetesimals align with accretion at the silicate condensation line (water-free and reduced) or water-snowline (water-bearing and oxidized) is, however, unknown. Here we use Fe/Ni and Fe/Co ratios of magmatic iron meteorites to quantify the oxidation states of the earliest planetesimals associated with non-carbonaceous (NC) and carbo"},"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":"2408.17032","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-08-30T06:07:04Z","cross_cats_sorted":[],"title_canon_sha256":"06b41933da22ef9cd427b89794c378ac28154a90549c902ba129f4deec18c3e6","abstract_canon_sha256":"3feb19acd2240be2ba7914c17252453517e98a9442282c2c1961c49bc62d67f0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:01:09.875016Z","signature_b64":"xGF5dpyPxNn9CpMSDAtTb7ztGZVTIGm2WTGiyye27YioiNrKlA+gE0rCeaE9g8vGM2FmgG/hgsFOSxU9NNUqCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2738c6b40bb61b09b7cfea14f695fa26d17377086c0f65e1762c265153577329","last_reissued_at":"2026-07-05T09:01:09.874620Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:01:09.874620Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Accretion of the earliest inner solar system planetesimals beyond the water-snowline","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andre Izidoro, Bidong Zhang, Damanveer S. Grewal, Nicole X. Nie, Paul D. Asimow","submitted_at":"2024-08-30T06:07:04Z","abstract_excerpt":"How and where the first generation of inner solar system planetesimals formed remains poorly understood. Potential formation regions are the silicate condensation line and water-snowline of the solar protoplanetary disk. Whether the chemical compositions of these planetesimals align with accretion at the silicate condensation line (water-free and reduced) or water-snowline (water-bearing and oxidized) is, however, unknown. Here we use Fe/Ni and Fe/Co ratios of magmatic iron meteorites to quantify the oxidation states of the earliest planetesimals associated with non-carbonaceous (NC) and carbo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.17032","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/2408.17032/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":"2408.17032","created_at":"2026-07-05T09:01:09.874678+00:00"},{"alias_kind":"arxiv_version","alias_value":"2408.17032v1","created_at":"2026-07-05T09:01:09.874678+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.17032","created_at":"2026-07-05T09:01:09.874678+00:00"},{"alias_kind":"pith_short_12","alias_value":"E44MNNALWYNQ","created_at":"2026-07-05T09:01:09.874678+00:00"},{"alias_kind":"pith_short_16","alias_value":"E44MNNALWYNQTN6P","created_at":"2026-07-05T09:01:09.874678+00:00"},{"alias_kind":"pith_short_8","alias_value":"E44MNNAL","created_at":"2026-07-05T09:01:09.874678+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/E44MNNALWYNQTN6P5IKPNFP2E3","json":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3.json","graph_json":"https://pith.science/api/pith-number/E44MNNALWYNQTN6P5IKPNFP2E3/graph.json","events_json":"https://pith.science/api/pith-number/E44MNNALWYNQTN6P5IKPNFP2E3/events.json","paper":"https://pith.science/paper/E44MNNAL"},"agent_actions":{"view_html":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3","download_json":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3.json","view_paper":"https://pith.science/paper/E44MNNAL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2408.17032&json=true","fetch_graph":"https://pith.science/api/pith-number/E44MNNALWYNQTN6P5IKPNFP2E3/graph.json","fetch_events":"https://pith.science/api/pith-number/E44MNNALWYNQTN6P5IKPNFP2E3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3/action/storage_attestation","attest_author":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3/action/author_attestation","sign_citation":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3/action/citation_signature","submit_replication":"https://pith.science/pith/E44MNNALWYNQTN6P5IKPNFP2E3/action/replication_record"}},"created_at":"2026-07-05T09:01:09.874678+00:00","updated_at":"2026-07-05T09:01:09.874678+00:00"}