{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YQK5DIJEOKQKELGO5I4XARQTDG","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"8bba06e880362ec9d5ff75e1dfcc3d59db9b5f1dea49cac1a6999417c80b3938","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-12-12T18:53:28Z","title_canon_sha256":"b346e92f92cc8cd4225a98ef56bbf961111af8dbe0678791753c76db757c12c3"},"schema_version":"1.0","source":{"id":"2412.09576","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.09576","created_at":"2026-07-05T11:26:25Z"},{"alias_kind":"arxiv_version","alias_value":"2412.09576v2","created_at":"2026-07-05T11:26:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.09576","created_at":"2026-07-05T11:26:25Z"},{"alias_kind":"pith_short_12","alias_value":"YQK5DIJEOKQK","created_at":"2026-07-05T11:26:25Z"},{"alias_kind":"pith_short_16","alias_value":"YQK5DIJEOKQKELGO","created_at":"2026-07-05T11:26:25Z"},{"alias_kind":"pith_short_8","alias_value":"YQK5DIJE","created_at":"2026-07-05T11:26:25Z"}],"graph_snapshots":[{"event_id":"sha256:286b99a0ec7d2bad2baa42ae7f863f3f7f00ed85a86ca5f6028cbf63cc9063d0","target":"graph","created_at":"2026-07-05T11:26:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.09576/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"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","authors_text":"Elio J. K\\\"onig, Haixuan Huang, Irakli Giorgadze, Jordan Gaines, Jukka I. V\\\"ayrynen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-12-12T18:53:28Z","title":"Characterizing maximally many-body entangled fermionic states by using $M$-body density matrix"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.09576","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:082064e9a26ebda9bcaee87ab5fe34a55c0a47249df4054ce8e5d3f02cd0ef15","target":"record","created_at":"2026-07-05T11:26:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"8bba06e880362ec9d5ff75e1dfcc3d59db9b5f1dea49cac1a6999417c80b3938","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-12-12T18:53:28Z","title_canon_sha256":"b346e92f92cc8cd4225a98ef56bbf961111af8dbe0678791753c76db757c12c3"},"schema_version":"1.0","source":{"id":"2412.09576","kind":"arxiv","version":2}},"canonical_sha256":"c415d1a12472a0a22cceea3970461319b57825a3462102435c55162ab2aa1a46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c415d1a12472a0a22cceea3970461319b57825a3462102435c55162ab2aa1a46","first_computed_at":"2026-07-05T11:26:25.192494Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:26:25.192494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Jm6jU4O4oTOPsYad5NahfN/VLhGQlFn/ZKN9iBzYb/5Esp0pyRo9Aq/UzqHNxkVZd0hxKAC0cZpWzZ30c20AAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:26:25.192991Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.09576","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:082064e9a26ebda9bcaee87ab5fe34a55c0a47249df4054ce8e5d3f02cd0ef15","sha256:286b99a0ec7d2bad2baa42ae7f863f3f7f00ed85a86ca5f6028cbf63cc9063d0"],"state_sha256":"5648c04e5515c3a69b4b41c508520253c9c04c973a85f403eaaf79e996aa068b"}