{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:AHKETKZHJPCDZAI5PHDUN77UTA","short_pith_number":"pith:AHKETKZH","canonical_record":{"source":{"id":"2205.12861","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2022-05-25T15:36:39Z","cross_cats_sorted":["cond-mat.str-el","physics.comp-ph"],"title_canon_sha256":"8a31c2ac2256d321b593332ff4725777fe9baaa78ecb49e606640e236fba8799","abstract_canon_sha256":"9c6cc6c4f46c6ce8b270d639fd40e59ec5fc563a78b00ba7f89e049a96d5255d"},"schema_version":"1.0"},"canonical_sha256":"01d449ab274bc43c811d79c746fff49817ee71cd0a6e7852840c5dd39ad16ed5","source":{"kind":"arxiv","id":"2205.12861","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.12861","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"arxiv_version","alias_value":"2205.12861v2","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.12861","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_12","alias_value":"AHKETKZHJPCD","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_16","alias_value":"AHKETKZHJPCDZAI5","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_8","alias_value":"AHKETKZH","created_at":"2026-07-05T04:58:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:AHKETKZHJPCDZAI5PHDUN77UTA","target":"record","payload":{"canonical_record":{"source":{"id":"2205.12861","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2022-05-25T15:36:39Z","cross_cats_sorted":["cond-mat.str-el","physics.comp-ph"],"title_canon_sha256":"8a31c2ac2256d321b593332ff4725777fe9baaa78ecb49e606640e236fba8799","abstract_canon_sha256":"9c6cc6c4f46c6ce8b270d639fd40e59ec5fc563a78b00ba7f89e049a96d5255d"},"schema_version":"1.0"},"canonical_sha256":"01d449ab274bc43c811d79c746fff49817ee71cd0a6e7852840c5dd39ad16ed5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:58:04.304459Z","signature_b64":"X+YQxx5Lvj3T1TSmqumcHZgt195XXf913diftI7N4a+wo3SXzwwY9Gr94x3jCJkL7l+GdA+tFs13/pfgESyHCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01d449ab274bc43c811d79c746fff49817ee71cd0a6e7852840c5dd39ad16ed5","last_reissued_at":"2026-07-05T04:58:04.304024Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:58:04.304024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2205.12861","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":"2026-07-05T04:58:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZYlog4EbgMfqaQhE93lZBrZw69ojH1CYmR0GxyTDuXh6OzNvRDZVQO72YiVsJ/j+RllMtT4Fe61We+VuEx2NCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:28:21.653329Z"},"content_sha256":"77abe4bae7a901253752394a110c92b3b91f9c4e227303950184c0a61670354b","schema_version":"1.0","event_id":"sha256:77abe4bae7a901253752394a110c92b3b91f9c4e227303950184c0a61670354b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:AHKETKZHJPCDZAI5PHDUN77UTA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exchange-correlation effect in the charge response of a warm dense electron gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","physics.comp-ph"],"primary_cat":"physics.plasm-ph","authors_text":"Bao-Zong Wang, Kristjan Haule, Kun Chen, Peng-Cheng Hou, Youjin Deng","submitted_at":"2022-05-25T15:36:39Z","abstract_excerpt":"The study of warm dense matter, widely existing in nature and laboratories, is challenging due to the interplay of quantum and classical fluctuations. We develop a variational diagrammatic Monte Carlo method and determine the exchange-correlation kernel $K_{\\rm XC}(q;T)$ of a warm dense electron gas for a broad range of temperature $T$ and momentum $q$. We observe several interesting physics, including the $T$-dependent evolution of the hump structure and the large-$q$ tail and the emergence of a scaling relation. Particularly, by deriving an analytical form for $q \\to \\infty$, we obtain large"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.12861","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/2205.12861/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":"2026-07-05T04:58:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oLLGgDY+yw6OG5ZmimrKhZJSQNIrPLnv4blEBlw786UnKshMdfqw7b3tr8sS5rQ2p9IVeIi3F5Qedck0IAyLAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:28:21.653877Z"},"content_sha256":"c308dc63bacdeca3b36a4aee1059a44dd8cba55709b097922d77d4679e31ebe4","schema_version":"1.0","event_id":"sha256:c308dc63bacdeca3b36a4aee1059a44dd8cba55709b097922d77d4679e31ebe4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AHKETKZHJPCDZAI5PHDUN77UTA/bundle.json","state_url":"https://pith.science/pith/AHKETKZHJPCDZAI5PHDUN77UTA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AHKETKZHJPCDZAI5PHDUN77UTA/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":"2026-08-07T03:28:21Z","links":{"resolver":"https://pith.science/pith/AHKETKZHJPCDZAI5PHDUN77UTA","bundle":"https://pith.science/pith/AHKETKZHJPCDZAI5PHDUN77UTA/bundle.json","state":"https://pith.science/pith/AHKETKZHJPCDZAI5PHDUN77UTA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AHKETKZHJPCDZAI5PHDUN77UTA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:AHKETKZHJPCDZAI5PHDUN77UTA","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":"9c6cc6c4f46c6ce8b270d639fd40e59ec5fc563a78b00ba7f89e049a96d5255d","cross_cats_sorted":["cond-mat.str-el","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2022-05-25T15:36:39Z","title_canon_sha256":"8a31c2ac2256d321b593332ff4725777fe9baaa78ecb49e606640e236fba8799"},"schema_version":"1.0","source":{"id":"2205.12861","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.12861","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"arxiv_version","alias_value":"2205.12861v2","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.12861","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_12","alias_value":"AHKETKZHJPCD","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_16","alias_value":"AHKETKZHJPCDZAI5","created_at":"2026-07-05T04:58:04Z"},{"alias_kind":"pith_short_8","alias_value":"AHKETKZH","created_at":"2026-07-05T04:58:04Z"}],"graph_snapshots":[{"event_id":"sha256:c308dc63bacdeca3b36a4aee1059a44dd8cba55709b097922d77d4679e31ebe4","target":"graph","created_at":"2026-07-05T04:58:04Z","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/2205.12861/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The study of warm dense matter, widely existing in nature and laboratories, is challenging due to the interplay of quantum and classical fluctuations. We develop a variational diagrammatic Monte Carlo method and determine the exchange-correlation kernel $K_{\\rm XC}(q;T)$ of a warm dense electron gas for a broad range of temperature $T$ and momentum $q$. We observe several interesting physics, including the $T$-dependent evolution of the hump structure and the large-$q$ tail and the emergence of a scaling relation. Particularly, by deriving an analytical form for $q \\to \\infty$, we obtain large","authors_text":"Bao-Zong Wang, Kristjan Haule, Kun Chen, Peng-Cheng Hou, Youjin Deng","cross_cats":["cond-mat.str-el","physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2022-05-25T15:36:39Z","title":"Exchange-correlation effect in the charge response of a warm dense electron gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.12861","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":"sha256:77abe4bae7a901253752394a110c92b3b91f9c4e227303950184c0a61670354b","target":"record","created_at":"2026-07-05T04:58:04Z","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":"9c6cc6c4f46c6ce8b270d639fd40e59ec5fc563a78b00ba7f89e049a96d5255d","cross_cats_sorted":["cond-mat.str-el","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2022-05-25T15:36:39Z","title_canon_sha256":"8a31c2ac2256d321b593332ff4725777fe9baaa78ecb49e606640e236fba8799"},"schema_version":"1.0","source":{"id":"2205.12861","kind":"arxiv","version":2}},"canonical_sha256":"01d449ab274bc43c811d79c746fff49817ee71cd0a6e7852840c5dd39ad16ed5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01d449ab274bc43c811d79c746fff49817ee71cd0a6e7852840c5dd39ad16ed5","first_computed_at":"2026-07-05T04:58:04.304024Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:58:04.304024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X+YQxx5Lvj3T1TSmqumcHZgt195XXf913diftI7N4a+wo3SXzwwY9Gr94x3jCJkL7l+GdA+tFs13/pfgESyHCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:58:04.304459Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.12861","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77abe4bae7a901253752394a110c92b3b91f9c4e227303950184c0a61670354b","sha256:c308dc63bacdeca3b36a4aee1059a44dd8cba55709b097922d77d4679e31ebe4"],"state_sha256":"eb8e4faef6adc3c62cd17b5345a6d8a19e5bba619aa40b3be9fdfc7471744f58"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uDO03SBHGEkfFFHeXbFWNtqXobguFknzBr0bvbFu55TpuBAKx3/YR0ca+jFvymQ7Ld9dZ/vuA0R5JlQ7IMpxBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T03:28:21.658946Z","bundle_sha256":"8e790f4990c5ac03f542471deb05db0c1568385024d5f7cac588b002de52d3af"}}