{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:VE6J6QLT5C2CG2LAG7XC24KGZZ","short_pith_number":"pith:VE6J6QLT","canonical_record":{"source":{"id":"2212.09798","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-19T19:11:16Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"d0e5137e99148214f620ff67c8b83e903d1ec9885528f03f4d0d46cb41042533","abstract_canon_sha256":"efe746a1481d71dd6f45e0fed38c33fbe3c6b5324b7b232e22ae3a0c68e08e6a"},"schema_version":"1.0"},"canonical_sha256":"a93c9f4173e8b423696037ee2d7146ce7b107acafa8faacc5dc80e4a772f7bb0","source":{"kind":"arxiv","id":"2212.09798","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09798","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09798v2","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09798","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_12","alias_value":"VE6J6QLT5C2C","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_16","alias_value":"VE6J6QLT5C2CG2LA","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_8","alias_value":"VE6J6QLT","created_at":"2026-07-05T09:58:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:VE6J6QLT5C2CG2LAG7XC24KGZZ","target":"record","payload":{"canonical_record":{"source":{"id":"2212.09798","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-19T19:11:16Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"d0e5137e99148214f620ff67c8b83e903d1ec9885528f03f4d0d46cb41042533","abstract_canon_sha256":"efe746a1481d71dd6f45e0fed38c33fbe3c6b5324b7b232e22ae3a0c68e08e6a"},"schema_version":"1.0"},"canonical_sha256":"a93c9f4173e8b423696037ee2d7146ce7b107acafa8faacc5dc80e4a772f7bb0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:58:56.094083Z","signature_b64":"KwOkpWyvvJ/YPIV/wYUZj6X6v3tEFpFZxtbqyTDZJ1jAXF7hkhY13yi7vv9IT9QOlwc66oF5TV89uBp4F5UcCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a93c9f4173e8b423696037ee2d7146ce7b107acafa8faacc5dc80e4a772f7bb0","last_reissued_at":"2026-07-05T09:58:56.093634Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:58:56.093634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.09798","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:58:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Kr+cnjURPA3BDSyavgBWLpbumAS+QrWilwu2hsQn0PsGZm4o8A8Ite0Ys7E9iPruBUKl9BwPAT0Pa+E+i+TBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T15:33:40.499732Z"},"content_sha256":"d25ea19a378692896a555b1f588198b6c5b1bf6a810ded449d0abd5b4f0aa88f","schema_version":"1.0","event_id":"sha256:d25ea19a378692896a555b1f588198b6c5b1bf6a810ded449d0abd5b4f0aa88f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:VE6J6QLT5C2CG2LAG7XC24KGZZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Disentangling Interacting Systems with Fermionic Gaussian Circuits: Application to Quantum Impurity Models","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Ang-Kun Wu, Benedikt Kloss, E. M. Stoudenmire, J. H. Pixley, Matthew T. Fishman, Wladislaw Krinitsin","submitted_at":"2022-12-19T19:11:16Z","abstract_excerpt":"Tensor network quantum states are powerful tools for strongly correlated systems, tailored to capture local correlations such as in ground states with entanglement area laws. When applying tensor network states to interacting fermionic systems, a proper choice of the basis or orbitals can reduce the bond dimension of tensors and provide physically relevant orbitals. We introduce such a change of basis with unitary gates obtained from compressing fermionic Gaussian states into quantum circuits corresponding to various tensor networks. These circuits can reduce the ground state entanglement entr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09798","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/2212.09798/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:58:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SBYCyMGVfAQgr0NYMiEz+ZEXE/+cjKsLyzlT+y+4js+o6or9ewjZqCsbApSrxO/OE/AV1sqpd6DE3v+YGRbNAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T15:33:40.500273Z"},"content_sha256":"f3ff8f6e91769269b5fa9f44d60ede29a170f3a6fc9fbe145e81767c7622d2ea","schema_version":"1.0","event_id":"sha256:f3ff8f6e91769269b5fa9f44d60ede29a170f3a6fc9fbe145e81767c7622d2ea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/bundle.json","state_url":"https://pith.science/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/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":"2026-08-10T15:33:40Z","links":{"resolver":"https://pith.science/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ","bundle":"https://pith.science/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/bundle.json","state":"https://pith.science/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VE6J6QLT5C2CG2LAG7XC24KGZZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:VE6J6QLT5C2CG2LAG7XC24KGZZ","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":"efe746a1481d71dd6f45e0fed38c33fbe3c6b5324b7b232e22ae3a0c68e08e6a","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-19T19:11:16Z","title_canon_sha256":"d0e5137e99148214f620ff67c8b83e903d1ec9885528f03f4d0d46cb41042533"},"schema_version":"1.0","source":{"id":"2212.09798","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09798","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09798v2","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09798","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_12","alias_value":"VE6J6QLT5C2C","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_16","alias_value":"VE6J6QLT5C2CG2LA","created_at":"2026-07-05T09:58:56Z"},{"alias_kind":"pith_short_8","alias_value":"VE6J6QLT","created_at":"2026-07-05T09:58:56Z"}],"graph_snapshots":[{"event_id":"sha256:f3ff8f6e91769269b5fa9f44d60ede29a170f3a6fc9fbe145e81767c7622d2ea","target":"graph","created_at":"2026-07-05T09:58:56Z","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/2212.09798/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Tensor network quantum states are powerful tools for strongly correlated systems, tailored to capture local correlations such as in ground states with entanglement area laws. When applying tensor network states to interacting fermionic systems, a proper choice of the basis or orbitals can reduce the bond dimension of tensors and provide physically relevant orbitals. We introduce such a change of basis with unitary gates obtained from compressing fermionic Gaussian states into quantum circuits corresponding to various tensor networks. These circuits can reduce the ground state entanglement entr","authors_text":"Ang-Kun Wu, Benedikt Kloss, E. M. Stoudenmire, J. H. Pixley, Matthew T. Fishman, Wladislaw Krinitsin","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-19T19:11:16Z","title":"Disentangling Interacting Systems with Fermionic Gaussian Circuits: Application to Quantum Impurity Models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09798","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:d25ea19a378692896a555b1f588198b6c5b1bf6a810ded449d0abd5b4f0aa88f","target":"record","created_at":"2026-07-05T09:58:56Z","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":"efe746a1481d71dd6f45e0fed38c33fbe3c6b5324b7b232e22ae3a0c68e08e6a","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-12-19T19:11:16Z","title_canon_sha256":"d0e5137e99148214f620ff67c8b83e903d1ec9885528f03f4d0d46cb41042533"},"schema_version":"1.0","source":{"id":"2212.09798","kind":"arxiv","version":2}},"canonical_sha256":"a93c9f4173e8b423696037ee2d7146ce7b107acafa8faacc5dc80e4a772f7bb0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a93c9f4173e8b423696037ee2d7146ce7b107acafa8faacc5dc80e4a772f7bb0","first_computed_at":"2026-07-05T09:58:56.093634Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:58:56.093634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KwOkpWyvvJ/YPIV/wYUZj6X6v3tEFpFZxtbqyTDZJ1jAXF7hkhY13yi7vv9IT9QOlwc66oF5TV89uBp4F5UcCA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:58:56.094083Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.09798","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d25ea19a378692896a555b1f588198b6c5b1bf6a810ded449d0abd5b4f0aa88f","sha256:f3ff8f6e91769269b5fa9f44d60ede29a170f3a6fc9fbe145e81767c7622d2ea"],"state_sha256":"4075b2c0fa50a2c39d6c74b3e22ae71da4e91cdbc4ff9f040fe6beedda3b9108"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sV0m05u+0C1wH5rGoCWqtsmtQtoGmnkTw/vq34LKJLAu+NAPVbxucl/k5CJPXTex/bqqYK5wcNW0aQR0iKvNBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T15:33:40.503615Z","bundle_sha256":"adc190ea0dc4dc7a72fa508f2e69cfcd7e84f67efc49d7481cb8a8c1884a5e3d"}}