{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:3TSYCRCSPVJF37KMTH7AEEID5Y","short_pith_number":"pith:3TSYCRCS","schema_version":"1.0","canonical_sha256":"dce58144527d525dfd4c99fe021103ee16257f5e8b40347a5edbd60e1cc48704","source":{"kind":"arxiv","id":"1405.1877","version":5},"attestation_state":"computed","paper":{"title":"Hard spheres model of the atom","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"R. Tsekov","submitted_at":"2014-05-08T11:03:19Z","abstract_excerpt":"The finite size effect of electron and nucleus is accounted for in the model of atom. Due to their hard sphere repulsion the energy of the 1s orbital decreases and the corrections amount up to 8% in Uranium. Several models for boundary conditions on the atomic nucleus surface are discussed as well."},"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":"1405.1877","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-05-08T11:03:19Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"820f450f0a5b00e7936f3cd3f4d292ebcf5456442f0bd797644f6fdac16f99e6","abstract_canon_sha256":"489f3b4a1c19e4dc6c64c4554c79b6b21ff3b71f189689135ab1af2f9aed622c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:29.827584Z","signature_b64":"nXUWL7IYIcO45ZJyZzNrhdPpIuoFUE/Wq+X8WwxFPdOD2bu0EmoQ6ePlvjBgzOx/ThZfMkS/21bkejdEN/UFBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dce58144527d525dfd4c99fe021103ee16257f5e8b40347a5edbd60e1cc48704","last_reissued_at":"2026-05-18T01:23:29.826984Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:29.826984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hard spheres model of the atom","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"R. Tsekov","submitted_at":"2014-05-08T11:03:19Z","abstract_excerpt":"The finite size effect of electron and nucleus is accounted for in the model of atom. Due to their hard sphere repulsion the energy of the 1s orbital decreases and the corrections amount up to 8% in Uranium. Several models for boundary conditions on the atomic nucleus surface are discussed as well."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.1877","kind":"arxiv","version":5},"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":"1405.1877","created_at":"2026-05-18T01:23:29.827090+00:00"},{"alias_kind":"arxiv_version","alias_value":"1405.1877v5","created_at":"2026-05-18T01:23:29.827090+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.1877","created_at":"2026-05-18T01:23:29.827090+00:00"},{"alias_kind":"pith_short_12","alias_value":"3TSYCRCSPVJF","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_16","alias_value":"3TSYCRCSPVJF37KM","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_8","alias_value":"3TSYCRCS","created_at":"2026-05-18T12:28:11.866339+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/3TSYCRCSPVJF37KMTH7AEEID5Y","json":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y.json","graph_json":"https://pith.science/api/pith-number/3TSYCRCSPVJF37KMTH7AEEID5Y/graph.json","events_json":"https://pith.science/api/pith-number/3TSYCRCSPVJF37KMTH7AEEID5Y/events.json","paper":"https://pith.science/paper/3TSYCRCS"},"agent_actions":{"view_html":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y","download_json":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y.json","view_paper":"https://pith.science/paper/3TSYCRCS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1405.1877&json=true","fetch_graph":"https://pith.science/api/pith-number/3TSYCRCSPVJF37KMTH7AEEID5Y/graph.json","fetch_events":"https://pith.science/api/pith-number/3TSYCRCSPVJF37KMTH7AEEID5Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y/action/storage_attestation","attest_author":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y/action/author_attestation","sign_citation":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y/action/citation_signature","submit_replication":"https://pith.science/pith/3TSYCRCSPVJF37KMTH7AEEID5Y/action/replication_record"}},"created_at":"2026-05-18T01:23:29.827090+00:00","updated_at":"2026-05-18T01:23:29.827090+00:00"}