{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:YQK5DIJEOKQKELGO5I4XARQTDG","short_pith_number":"pith:YQK5DIJE","schema_version":"1.0","canonical_sha256":"c415d1a12472a0a22cceea3970461319b57825a3462102435c55162ab2aa1a46","source":{"kind":"arxiv","id":"2412.09576","version":2},"attestation_state":"computed","paper":{"title":"Characterizing maximally many-body entangled fermionic states by using $M$-body density matrix","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Elio J. K\\\"onig, Haixuan Huang, Irakli Giorgadze, Jordan Gaines, Jukka I. V\\\"ayrynen","submitted_at":"2024-12-12T18:53:28Z","abstract_excerpt":"Fermionic Hamiltonians play a critical role in quantum chemistry, one of the most promising use cases for near-term quantum computers. However, since encoding nonlocal fermionic statistics using conventional qubits results in significant computational overhead, fermionic quantum hardware, such as fermion atom arrays, were proposed as a more efficient platform. In this context, we here study the many-body entanglement structure of fermionic $N$-particle states by concentrating on $M$-body reduced density matrices (DMs) across various bipartitions in Fock space. The von Neumann entropy of the re"},"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":"2412.09576","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-12-12T18:53:28Z","cross_cats_sorted":[],"title_canon_sha256":"b346e92f92cc8cd4225a98ef56bbf961111af8dbe0678791753c76db757c12c3","abstract_canon_sha256":"8bba06e880362ec9d5ff75e1dfcc3d59db9b5f1dea49cac1a6999417c80b3938"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:26:25.192991Z","signature_b64":"Jm6jU4O4oTOPsYad5NahfN/VLhGQlFn/ZKN9iBzYb/5Esp0pyRo9Aq/UzqHNxkVZd0hxKAC0cZpWzZ30c20AAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c415d1a12472a0a22cceea3970461319b57825a3462102435c55162ab2aa1a46","last_reissued_at":"2026-07-05T11:26:25.192494Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:26:25.192494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterizing maximally many-body entangled fermionic states by using $M$-body density matrix","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Elio J. K\\\"onig, Haixuan Huang, Irakli Giorgadze, Jordan Gaines, Jukka I. V\\\"ayrynen","submitted_at":"2024-12-12T18:53:28Z","abstract_excerpt":"Fermionic Hamiltonians play a critical role in quantum chemistry, one of the most promising use cases for near-term quantum computers. However, since encoding nonlocal fermionic statistics using conventional qubits results in significant computational overhead, fermionic quantum hardware, such as fermion atom arrays, were proposed as a more efficient platform. In this context, we here study the many-body entanglement structure of fermionic $N$-particle states by concentrating on $M$-body reduced density matrices (DMs) across various bipartitions in Fock space. The von Neumann entropy of the re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.09576","kind":"arxiv","version":2},"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/2412.09576/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":"2412.09576","created_at":"2026-07-05T11:26:25.192553+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.09576v2","created_at":"2026-07-05T11:26:25.192553+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.09576","created_at":"2026-07-05T11:26:25.192553+00:00"},{"alias_kind":"pith_short_12","alias_value":"YQK5DIJEOKQK","created_at":"2026-07-05T11:26:25.192553+00:00"},{"alias_kind":"pith_short_16","alias_value":"YQK5DIJEOKQKELGO","created_at":"2026-07-05T11:26:25.192553+00:00"},{"alias_kind":"pith_short_8","alias_value":"YQK5DIJE","created_at":"2026-07-05T11:26:25.192553+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/YQK5DIJEOKQKELGO5I4XARQTDG","json":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG.json","graph_json":"https://pith.science/api/pith-number/YQK5DIJEOKQKELGO5I4XARQTDG/graph.json","events_json":"https://pith.science/api/pith-number/YQK5DIJEOKQKELGO5I4XARQTDG/events.json","paper":"https://pith.science/paper/YQK5DIJE"},"agent_actions":{"view_html":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG","download_json":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG.json","view_paper":"https://pith.science/paper/YQK5DIJE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.09576&json=true","fetch_graph":"https://pith.science/api/pith-number/YQK5DIJEOKQKELGO5I4XARQTDG/graph.json","fetch_events":"https://pith.science/api/pith-number/YQK5DIJEOKQKELGO5I4XARQTDG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG/action/storage_attestation","attest_author":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG/action/author_attestation","sign_citation":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG/action/citation_signature","submit_replication":"https://pith.science/pith/YQK5DIJEOKQKELGO5I4XARQTDG/action/replication_record"}},"created_at":"2026-07-05T11:26:25.192553+00:00","updated_at":"2026-07-05T11:26:25.192553+00:00"}