{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:LDU4SWPR42YVS25GRNLY72J4NO","short_pith_number":"pith:LDU4SWPR","schema_version":"1.0","canonical_sha256":"58e9c959f1e6b1596ba68b578fe93c6b8b597cb04fc8905f99775cb62174eaf1","source":{"kind":"arxiv","id":"1407.6011","version":3},"attestation_state":"computed","paper":{"title":"Hot super-Earths and giant planet cores from different migration histories","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Arnaud Pierens, Christophe Cossou, Franck Hersant, Sean N. Raymond","submitted_at":"2014-07-22T20:00:26Z","abstract_excerpt":"Planetary embryos embedded in gaseous protoplanetary disks undergo Type I orbital migration. Migration can be inward or outward depending on the local disk properties but, in general, only planets more massive than several $M_\\oplus$ can migrate outward. Here we propose that an embryo's migration history determines whether it becomes a hot super-Earth or the core of a giant planet. Systems of hot super-Earths (or mini-Neptunes) form when embryos migrate inward and pile up at the inner edge of the disk. Giant planet cores form when inward-migrating embryos become massive enough to switch direct"},"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":"1407.6011","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-07-22T20:00:26Z","cross_cats_sorted":[],"title_canon_sha256":"c3a08b34def8ab16b164fdb58231a0b0ae6eefe2ce9c584cf9e9f22eb9301656","abstract_canon_sha256":"d8eb2d02e9bae78ac7d30bc27974bbcd67a1446da977fcebdf6525c07b83a4ed"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:31:47.015496Z","signature_b64":"yKvvvC+8h/APmuZ5zpk+S1tMeyRdecZ9JXN6inQfEQ/8PLUrKAgcj7xVnlUsiOAGpOzX6mE2vyLLkNx5/GnvCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"58e9c959f1e6b1596ba68b578fe93c6b8b597cb04fc8905f99775cb62174eaf1","last_reissued_at":"2026-05-18T02:31:47.014803Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:31:47.014803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hot super-Earths and giant planet cores from different migration histories","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Arnaud Pierens, Christophe Cossou, Franck Hersant, Sean N. Raymond","submitted_at":"2014-07-22T20:00:26Z","abstract_excerpt":"Planetary embryos embedded in gaseous protoplanetary disks undergo Type I orbital migration. Migration can be inward or outward depending on the local disk properties but, in general, only planets more massive than several $M_\\oplus$ can migrate outward. Here we propose that an embryo's migration history determines whether it becomes a hot super-Earth or the core of a giant planet. Systems of hot super-Earths (or mini-Neptunes) form when embryos migrate inward and pile up at the inner edge of the disk. Giant planet cores form when inward-migrating embryos become massive enough to switch direct"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.6011","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1407.6011","created_at":"2026-05-18T02:31:47.014898+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.6011v3","created_at":"2026-05-18T02:31:47.014898+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.6011","created_at":"2026-05-18T02:31:47.014898+00:00"},{"alias_kind":"pith_short_12","alias_value":"LDU4SWPR42YV","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_16","alias_value":"LDU4SWPR42YVS25G","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_8","alias_value":"LDU4SWPR","created_at":"2026-05-18T12:28:38.356838+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/LDU4SWPR42YVS25GRNLY72J4NO","json":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO.json","graph_json":"https://pith.science/api/pith-number/LDU4SWPR42YVS25GRNLY72J4NO/graph.json","events_json":"https://pith.science/api/pith-number/LDU4SWPR42YVS25GRNLY72J4NO/events.json","paper":"https://pith.science/paper/LDU4SWPR"},"agent_actions":{"view_html":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO","download_json":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO.json","view_paper":"https://pith.science/paper/LDU4SWPR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.6011&json=true","fetch_graph":"https://pith.science/api/pith-number/LDU4SWPR42YVS25GRNLY72J4NO/graph.json","fetch_events":"https://pith.science/api/pith-number/LDU4SWPR42YVS25GRNLY72J4NO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO/action/storage_attestation","attest_author":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO/action/author_attestation","sign_citation":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO/action/citation_signature","submit_replication":"https://pith.science/pith/LDU4SWPR42YVS25GRNLY72J4NO/action/replication_record"}},"created_at":"2026-05-18T02:31:47.014898+00:00","updated_at":"2026-05-18T02:31:47.014898+00:00"}