{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2OSLXPOWZY5QOV5ELEG2AOFYXP","short_pith_number":"pith:2OSLXPOW","canonical_record":{"source":{"id":"1510.05634","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-19T19:42:22Z","cross_cats_sorted":[],"title_canon_sha256":"e520e9187d5579af5e39a6c7e73db6b44ec48c4cfd4366e137e9f46a39ffc1c4","abstract_canon_sha256":"2899751fc4a321c8479ec37762287784a1e730f3bd364071b730ab201dcda461"},"schema_version":"1.0"},"canonical_sha256":"d3a4bbbdd6ce3b0757a4590da038b8bbc1342ba55043a866bb43bb56eaa3ef3b","source":{"kind":"arxiv","id":"1510.05634","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05634","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05634v3","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05634","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"pith_short_12","alias_value":"2OSLXPOWZY5Q","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2OSLXPOWZY5QOV5E","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2OSLXPOW","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2OSLXPOWZY5QOV5ELEG2AOFYXP","target":"record","payload":{"canonical_record":{"source":{"id":"1510.05634","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-19T19:42:22Z","cross_cats_sorted":[],"title_canon_sha256":"e520e9187d5579af5e39a6c7e73db6b44ec48c4cfd4366e137e9f46a39ffc1c4","abstract_canon_sha256":"2899751fc4a321c8479ec37762287784a1e730f3bd364071b730ab201dcda461"},"schema_version":"1.0"},"canonical_sha256":"d3a4bbbdd6ce3b0757a4590da038b8bbc1342ba55043a866bb43bb56eaa3ef3b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:59.882886Z","signature_b64":"AMoNXa1zapEc1k2VB+l2UldxENpPPijxut82QaAwfESn6IKI5kvIW8F2oYxFqThRBxz9NuGEs/Jbx1KyYOT7BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3a4bbbdd6ce3b0757a4590da038b8bbc1342ba55043a866bb43bb56eaa3ef3b","last_reissued_at":"2026-05-18T01:03:59.882173Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:59.882173Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.05634","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:03:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ag0o7pqJIPM70XzAFgZsKrRaufeoIXxS4Ou7ZzFhjMitonsXx8wNmP2Uamop6LtuBdajCIAlYQcQ3if8ww7UCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:37:22.005205Z"},"content_sha256":"297419c703482169d46cbc754af5ee00543715f94dc60a2df91f1a2607884481","schema_version":"1.0","event_id":"sha256:297419c703482169d46cbc754af5ee00543715f94dc60a2df91f1a2607884481"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2OSLXPOWZY5QOV5ELEG2AOFYXP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optimal Slater-determinant approximation of fermionic wave functions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J. M. Zhang, Norbert J. Mauser","submitted_at":"2015-10-19T19:42:22Z","abstract_excerpt":"We study the optimal Slater-determinant approximation of an $N$-fermion wave function analytically. That is, we seek the Slater-determinant (constructed out of $N$ orthonormal single-particle orbitals) wave function having largest overlap with a given $N$-fermion wave function. Some simple lemmas have been established and their usefulness is demonstrated on some structured states, such as the Greenberger-Horne-Zeilinger state. In the simplest nontrivial case of three fermions in six orbitals, which the celebrated Borland-Dennis discovery is about, the optimal Slater approximation wave function"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05634","kind":"arxiv","version":3},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:03:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nnvIytgksRL76pB4CsvD2c3527NRg/QdXVOe4cabEx8vCYLX9eH/ZhC6CTkXMJlqX2q3R8oy/lLZkwA2++PbDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:37:22.005865Z"},"content_sha256":"1f36919cf4cc1d8636fb61d030250b5386777c6d04a0b508a6cafb9bdbfa1840","schema_version":"1.0","event_id":"sha256:1f36919cf4cc1d8636fb61d030250b5386777c6d04a0b508a6cafb9bdbfa1840"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/bundle.json","state_url":"https://pith.science/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-11T17:37:22Z","links":{"resolver":"https://pith.science/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP","bundle":"https://pith.science/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/bundle.json","state":"https://pith.science/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2OSLXPOWZY5QOV5ELEG2AOFYXP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2OSLXPOWZY5QOV5ELEG2AOFYXP","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":"2899751fc4a321c8479ec37762287784a1e730f3bd364071b730ab201dcda461","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-19T19:42:22Z","title_canon_sha256":"e520e9187d5579af5e39a6c7e73db6b44ec48c4cfd4366e137e9f46a39ffc1c4"},"schema_version":"1.0","source":{"id":"1510.05634","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05634","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05634v3","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05634","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"pith_short_12","alias_value":"2OSLXPOWZY5Q","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2OSLXPOWZY5QOV5E","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2OSLXPOW","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:1f36919cf4cc1d8636fb61d030250b5386777c6d04a0b508a6cafb9bdbfa1840","target":"graph","created_at":"2026-05-18T01:03:59Z","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 study the optimal Slater-determinant approximation of an $N$-fermion wave function analytically. That is, we seek the Slater-determinant (constructed out of $N$ orthonormal single-particle orbitals) wave function having largest overlap with a given $N$-fermion wave function. Some simple lemmas have been established and their usefulness is demonstrated on some structured states, such as the Greenberger-Horne-Zeilinger state. In the simplest nontrivial case of three fermions in six orbitals, which the celebrated Borland-Dennis discovery is about, the optimal Slater approximation wave function","authors_text":"J. M. Zhang, Norbert J. Mauser","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-19T19:42:22Z","title":"Optimal Slater-determinant approximation of fermionic wave functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05634","kind":"arxiv","version":3},"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":"sha256:297419c703482169d46cbc754af5ee00543715f94dc60a2df91f1a2607884481","target":"record","created_at":"2026-05-18T01:03:59Z","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":"2899751fc4a321c8479ec37762287784a1e730f3bd364071b730ab201dcda461","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-19T19:42:22Z","title_canon_sha256":"e520e9187d5579af5e39a6c7e73db6b44ec48c4cfd4366e137e9f46a39ffc1c4"},"schema_version":"1.0","source":{"id":"1510.05634","kind":"arxiv","version":3}},"canonical_sha256":"d3a4bbbdd6ce3b0757a4590da038b8bbc1342ba55043a866bb43bb56eaa3ef3b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3a4bbbdd6ce3b0757a4590da038b8bbc1342ba55043a866bb43bb56eaa3ef3b","first_computed_at":"2026-05-18T01:03:59.882173Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:59.882173Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AMoNXa1zapEc1k2VB+l2UldxENpPPijxut82QaAwfESn6IKI5kvIW8F2oYxFqThRBxz9NuGEs/Jbx1KyYOT7BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:59.882886Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.05634","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:297419c703482169d46cbc754af5ee00543715f94dc60a2df91f1a2607884481","sha256:1f36919cf4cc1d8636fb61d030250b5386777c6d04a0b508a6cafb9bdbfa1840"],"state_sha256":"11880e7d74ac34a2fd7ed7d79c16ea705758349b906fda49c574a8d4542cbd25"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ba8k2A2mc6fu8aSvKtbulzHLHmde4FQhYdD121p9WZl8JApDniemuga7aIs0UVyDhYGdQLBdGX0Dhbv8idtyAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T17:37:22.009964Z","bundle_sha256":"5736b438acfd19b34e250f6c89a4e5eca67e54190b3a797f240fff0bf36a40ae"}}