{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:WA54JSOFWRBDPZ245MLLQMNWPQ","short_pith_number":"pith:WA54JSOF","schema_version":"1.0","canonical_sha256":"b03bc4c9c5b44237e75ceb16b831b67c387f68173806b6111ef46528bd357650","source":{"kind":"arxiv","id":"2607.18523","version":1},"attestation_state":"computed","paper":{"title":"Chondrite Parent Bodies as Escaped Satellites of Proto-Planetary Embryos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Brandon C. Johnson, Harold C. Connolly Jr., Harold F. Levison, Kevin J. Walsh, Robert E. Grimm, Rogerio Deienno, Shigeru Wakita","submitted_at":"2026-07-20T21:34:24Z","abstract_excerpt":"Chondrites are composed of formerly partially molten material, known as chondrules, surrounded by fine-grained matrix. They date from the earliest times in Solar System history. However, their role in the formation of the planets is uncertain because, in part, it is not clear how they were produced. Here, we show a robust pathway for forming meteorite-producing asteroids that contain chondrules through embryo-embryo collisions during the late stages of terrestrial planet formation. Melted material from these impacts cool into chondrules and mix with unmelted material in embryo-centric disks th"},"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":"2607.18523","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-20T21:34:24Z","cross_cats_sorted":[],"title_canon_sha256":"7009063ad58c77371a82932891647d25d12dd1c057c0cfa28d5f4a508bc45b40","abstract_canon_sha256":"f4ac4419f818ace56323e5b4fe1d44cbfb50fbe65ffaf591786f7b83c85aace5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-22T00:22:52.734771Z","signature_b64":"uKmgd2Aipgh+hVLKA5waqJB4FHApkRd8uQNJgkYRwiIPcjor0EUWlCBvi4UgKcpLEnU6Up9GQp2w+KgD4lN7Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b03bc4c9c5b44237e75ceb16b831b67c387f68173806b6111ef46528bd357650","last_reissued_at":"2026-07-22T00:22:52.734031Z","signature_status":"signed_v1","first_computed_at":"2026-07-22T00:22:52.734031Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chondrite Parent Bodies as Escaped Satellites of Proto-Planetary Embryos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Brandon C. Johnson, Harold C. Connolly Jr., Harold F. Levison, Kevin J. Walsh, Robert E. Grimm, Rogerio Deienno, Shigeru Wakita","submitted_at":"2026-07-20T21:34:24Z","abstract_excerpt":"Chondrites are composed of formerly partially molten material, known as chondrules, surrounded by fine-grained matrix. They date from the earliest times in Solar System history. However, their role in the formation of the planets is uncertain because, in part, it is not clear how they were produced. Here, we show a robust pathway for forming meteorite-producing asteroids that contain chondrules through embryo-embryo collisions during the late stages of terrestrial planet formation. Melted material from these impacts cool into chondrules and mix with unmelted material in embryo-centric disks th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18523","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/2607.18523/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":"2607.18523","created_at":"2026-07-22T00:22:52.734443+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.18523v1","created_at":"2026-07-22T00:22:52.734443+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18523","created_at":"2026-07-22T00:22:52.734443+00:00"},{"alias_kind":"pith_short_12","alias_value":"WA54JSOFWRBD","created_at":"2026-07-22T00:22:52.734443+00:00"},{"alias_kind":"pith_short_16","alias_value":"WA54JSOFWRBDPZ24","created_at":"2026-07-22T00:22:52.734443+00:00"},{"alias_kind":"pith_short_8","alias_value":"WA54JSOF","created_at":"2026-07-22T00:22:52.734443+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/WA54JSOFWRBDPZ245MLLQMNWPQ","json":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ.json","graph_json":"https://pith.science/api/pith-number/WA54JSOFWRBDPZ245MLLQMNWPQ/graph.json","events_json":"https://pith.science/api/pith-number/WA54JSOFWRBDPZ245MLLQMNWPQ/events.json","paper":"https://pith.science/paper/WA54JSOF"},"agent_actions":{"view_html":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ","download_json":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ.json","view_paper":"https://pith.science/paper/WA54JSOF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.18523&json=true","fetch_graph":"https://pith.science/api/pith-number/WA54JSOFWRBDPZ245MLLQMNWPQ/graph.json","fetch_events":"https://pith.science/api/pith-number/WA54JSOFWRBDPZ245MLLQMNWPQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ/action/storage_attestation","attest_author":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ/action/author_attestation","sign_citation":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ/action/citation_signature","submit_replication":"https://pith.science/pith/WA54JSOFWRBDPZ245MLLQMNWPQ/action/replication_record"}},"created_at":"2026-07-22T00:22:52.734443+00:00","updated_at":"2026-07-22T00:22:52.734443+00:00"}