{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:YEZOJNIAL4KRUG4R2RFWBA7UTC","short_pith_number":"pith:YEZOJNIA","schema_version":"1.0","canonical_sha256":"c132e4b5005f151a1b91d44b6083f4989cb024f579be59773f9703e081ca4a80","source":{"kind":"arxiv","id":"1806.10683","version":1},"attestation_state":"computed","paper":{"title":"Stellar abundance of binary stars: their role in determining the formation location of super-Earths and ice giants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Anders Johansen, Bertram Bitsch, Fan Liu, Rebecca Forsberg","submitted_at":"2018-06-27T20:19:31Z","abstract_excerpt":"Binary stars form from the same parent molecular cloud and thus have the same chemical composition. Forming planets take building material (solids) away from the surrounding protoplanetary disc. Assuming that the disc's accretion onto the star is the main process that clears the disc, the atmosphere of the star will show abundance reductions caused by the material accreted by the forming planet(s). If planets are only forming around one star of a binary system, the planet formation process can result in abundance differences in wide binary stars, if their natal protoplanetary discs do not inte"},"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":"1806.10683","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-27T20:19:31Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"228831246ebe73c4b0ef071c684c783108ff2770a9575fc56736f3ed68690767","abstract_canon_sha256":"d1032ff3d119023650b91d0c03877ea9880fe882bd8fa84b2a47a00cbb778003"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:04.186565Z","signature_b64":"KlwYc5GZ0NpjzY+To0Qj7WFw0nH1TdxKmhdQsQdcAvOOtL71E2CMM55VikpiCTLN+VEAfAb50jPk2jDyLPDCBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c132e4b5005f151a1b91d44b6083f4989cb024f579be59773f9703e081ca4a80","last_reissued_at":"2026-05-18T00:11:04.185858Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:04.185858Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stellar abundance of binary stars: their role in determining the formation location of super-Earths and ice giants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Anders Johansen, Bertram Bitsch, Fan Liu, Rebecca Forsberg","submitted_at":"2018-06-27T20:19:31Z","abstract_excerpt":"Binary stars form from the same parent molecular cloud and thus have the same chemical composition. Forming planets take building material (solids) away from the surrounding protoplanetary disc. Assuming that the disc's accretion onto the star is the main process that clears the disc, the atmosphere of the star will show abundance reductions caused by the material accreted by the forming planet(s). If planets are only forming around one star of a binary system, the planet formation process can result in abundance differences in wide binary stars, if their natal protoplanetary discs do not inte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10683","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":""},"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":"1806.10683","created_at":"2026-05-18T00:11:04.185985+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.10683v1","created_at":"2026-05-18T00:11:04.185985+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10683","created_at":"2026-05-18T00:11:04.185985+00:00"},{"alias_kind":"pith_short_12","alias_value":"YEZOJNIAL4KR","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"YEZOJNIAL4KRUG4R","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"YEZOJNIA","created_at":"2026-05-18T12:33:04.347982+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/YEZOJNIAL4KRUG4R2RFWBA7UTC","json":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC.json","graph_json":"https://pith.science/api/pith-number/YEZOJNIAL4KRUG4R2RFWBA7UTC/graph.json","events_json":"https://pith.science/api/pith-number/YEZOJNIAL4KRUG4R2RFWBA7UTC/events.json","paper":"https://pith.science/paper/YEZOJNIA"},"agent_actions":{"view_html":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC","download_json":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC.json","view_paper":"https://pith.science/paper/YEZOJNIA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.10683&json=true","fetch_graph":"https://pith.science/api/pith-number/YEZOJNIAL4KRUG4R2RFWBA7UTC/graph.json","fetch_events":"https://pith.science/api/pith-number/YEZOJNIAL4KRUG4R2RFWBA7UTC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC/action/storage_attestation","attest_author":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC/action/author_attestation","sign_citation":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC/action/citation_signature","submit_replication":"https://pith.science/pith/YEZOJNIAL4KRUG4R2RFWBA7UTC/action/replication_record"}},"created_at":"2026-05-18T00:11:04.185985+00:00","updated_at":"2026-05-18T00:11:04.185985+00:00"}