{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:BQIQ6SV6L7XMCCXWN7IOGRJQGD","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":"a36e042f6426173c7f2d43b2fbfe11883a702717cbb818d9f52262916d8808b5","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-28T06:19:33Z","title_canon_sha256":"5200e4a86385281214804519b36270737e3b098d8e50fd02dbdcc51efc389d9c"},"schema_version":"1.0","source":{"id":"1704.08817","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.08817","created_at":"2026-05-18T00:33:06Z"},{"alias_kind":"arxiv_version","alias_value":"1704.08817v1","created_at":"2026-05-18T00:33:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.08817","created_at":"2026-05-18T00:33:06Z"},{"alias_kind":"pith_short_12","alias_value":"BQIQ6SV6L7XM","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"BQIQ6SV6L7XMCCXW","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"BQIQ6SV6","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:2bb4055ee45cd6d7ca0449a1a35323a725a241b86169ead9d23ca9bcb4afa744","target":"graph","created_at":"2026-05-18T00:33:06Z","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"},"paper":{"abstract_excerpt":"We improve the methodology to construct a complete active space-configuration interaction (CAS-CI) expansion for density-matrix renormalization group (DMRG) wave function using matrix-product state representation, inspired by the sampling-reconstructed CAS [SR-CAS, Boguslawski et al, J. Chem. Phys. 2011, 134, 224101] algorithm. In our scheme, a genetic algorithm, in which the \"crossover\" and \"mutation\" process can be optimized based on quantum information theory, is employed when reconstructing the CASCI-type wave function in the Hilbert space. Test analysis results for the ground and excited ","authors_text":"Chungen Liu, Haibo Ma, Yingjin Ma, Zhen Luo","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-28T06:19:33Z","title":"Efficient reconstruction of CASCI-type wave functions for a DMRG state using quantum information theory and genetic algorithm"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.08817","kind":"arxiv","version":1},"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:f198a9fbdb412b60a59d3dfd4c82a3ddb25ee2228afb2cd22fa990c96dc3e237","target":"record","created_at":"2026-05-18T00:33:06Z","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":"a36e042f6426173c7f2d43b2fbfe11883a702717cbb818d9f52262916d8808b5","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-28T06:19:33Z","title_canon_sha256":"5200e4a86385281214804519b36270737e3b098d8e50fd02dbdcc51efc389d9c"},"schema_version":"1.0","source":{"id":"1704.08817","kind":"arxiv","version":1}},"canonical_sha256":"0c110f4abe5feec10af66fd0e3453030c1f16e3dc1036ac8a70f301c71ce8331","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c110f4abe5feec10af66fd0e3453030c1f16e3dc1036ac8a70f301c71ce8331","first_computed_at":"2026-05-18T00:33:06.638474Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:06.638474Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RULtdeJlErJ8IoyF7xqVvEwNy5Q3y0IFz4Ze/CON8O944OsZ9Elj3znPDZg2s0zI6HdNT/zpKiAICYYq0GquCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:06.639006Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.08817","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f198a9fbdb412b60a59d3dfd4c82a3ddb25ee2228afb2cd22fa990c96dc3e237","sha256:2bb4055ee45cd6d7ca0449a1a35323a725a241b86169ead9d23ca9bcb4afa744"],"state_sha256":"82756a6d2a9c25766adb7cc0907c4aaef94773b77a28ec991df833a9cacbf45f"}