{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:SPBEIFPQZL35G7MCO2WXKVQEBM","short_pith_number":"pith:SPBEIFPQ","canonical_record":{"source":{"id":"0903.4887","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-03-27T19:55:20Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"d5106aac3cdad2f54161e19e36a734742ae3192a4815a65f89a2332e232cf382","abstract_canon_sha256":"47ce36768f010fbcc1d3c7d71cc530f635f6915be69ce6728482e932cc7a2f47"},"schema_version":"1.0"},"canonical_sha256":"93c24415f0caf7d37d8276ad7556040b0d56d0dc94ccfc00572bedd3f90b8360","source":{"kind":"arxiv","id":"0903.4887","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0903.4887","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"arxiv_version","alias_value":"0903.4887v1","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0903.4887","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"pith_short_12","alias_value":"SPBEIFPQZL35","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"SPBEIFPQZL35G7MC","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"SPBEIFPQ","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:SPBEIFPQZL35G7MCO2WXKVQEBM","target":"record","payload":{"canonical_record":{"source":{"id":"0903.4887","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-03-27T19:55:20Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"d5106aac3cdad2f54161e19e36a734742ae3192a4815a65f89a2332e232cf382","abstract_canon_sha256":"47ce36768f010fbcc1d3c7d71cc530f635f6915be69ce6728482e932cc7a2f47"},"schema_version":"1.0"},"canonical_sha256":"93c24415f0caf7d37d8276ad7556040b0d56d0dc94ccfc00572bedd3f90b8360","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:14:18.948107Z","signature_b64":"noVZuvQoDZZOyWOOpcw6Gnqgydinf6RfNJIxGlsOFZkVGk772OAdrLxOypBoJCqyB2Y0CaZWHQi5p48LjRzMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93c24415f0caf7d37d8276ad7556040b0d56d0dc94ccfc00572bedd3f90b8360","last_reissued_at":"2026-05-18T02:14:18.947570Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:14:18.947570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0903.4887","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:14:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RVHpJFYlO/LhSJFfgTDGTeD34WAWfxJaN9MSmxtZCTX7fPC/NMLYC+3gu77+YiauMNz/NiLFOWyJtAyEL3BJBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T10:46:48.905377Z"},"content_sha256":"46bb704f99e81de4d10b0e4a11d0c4f8c36483a04bb21d5cdab02dd40ec1305a","schema_version":"1.0","event_id":"sha256:46bb704f99e81de4d10b0e4a11d0c4f8c36483a04bb21d5cdab02dd40ec1305a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:SPBEIFPQZL35G7MCO2WXKVQEBM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ground State Properties of Simple Elements from GW Calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.str-el","authors_text":"Andrey Kutepov, Gabriel Kotliar, Sergey Yu. Savrasov","submitted_at":"2009-03-27T19:55:20Z","abstract_excerpt":"A novel self-consistent implementation of Hedin's GW perturbation theory is introduced. This finite-temperature method uses Hartree-Fock wave functions to represent Green's function. GW equations are solved with full potential linear augmented plane wave (FLAPW) method at each iteration of a self-consistent cycle. With our approach we are able to calculate total energy as a function of the lattice parameter. Ground state properties calculated for Na, Al, and Si compare well with experimental data."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0903.4887","kind":"arxiv","version":1},"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":"2026-05-18T02:14:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hSsESJ7nWVTt9nJ2J2p8W1FGJHuhyGIEPUSLtNms6KmdSCGCAn7RHspDFaf1NFEjhn7myPxQWlZg1mvL9VLXCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T10:46:48.905729Z"},"content_sha256":"b71c80de1d01e12ca7d423429841b8ac2c65cae3cb092688906a05d3223b75c4","schema_version":"1.0","event_id":"sha256:b71c80de1d01e12ca7d423429841b8ac2c65cae3cb092688906a05d3223b75c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/bundle.json","state_url":"https://pith.science/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/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":"2026-06-08T10:46:48Z","links":{"resolver":"https://pith.science/pith/SPBEIFPQZL35G7MCO2WXKVQEBM","bundle":"https://pith.science/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/bundle.json","state":"https://pith.science/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SPBEIFPQZL35G7MCO2WXKVQEBM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:SPBEIFPQZL35G7MCO2WXKVQEBM","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":"47ce36768f010fbcc1d3c7d71cc530f635f6915be69ce6728482e932cc7a2f47","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-03-27T19:55:20Z","title_canon_sha256":"d5106aac3cdad2f54161e19e36a734742ae3192a4815a65f89a2332e232cf382"},"schema_version":"1.0","source":{"id":"0903.4887","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0903.4887","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"arxiv_version","alias_value":"0903.4887v1","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0903.4887","created_at":"2026-05-18T02:14:18Z"},{"alias_kind":"pith_short_12","alias_value":"SPBEIFPQZL35","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"SPBEIFPQZL35G7MC","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"SPBEIFPQ","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:b71c80de1d01e12ca7d423429841b8ac2c65cae3cb092688906a05d3223b75c4","target":"graph","created_at":"2026-05-18T02:14:18Z","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":"A novel self-consistent implementation of Hedin's GW perturbation theory is introduced. This finite-temperature method uses Hartree-Fock wave functions to represent Green's function. GW equations are solved with full potential linear augmented plane wave (FLAPW) method at each iteration of a self-consistent cycle. With our approach we are able to calculate total energy as a function of the lattice parameter. Ground state properties calculated for Na, Al, and Si compare well with experimental data.","authors_text":"Andrey Kutepov, Gabriel Kotliar, Sergey Yu. Savrasov","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-03-27T19:55:20Z","title":"Ground State Properties of Simple Elements from GW Calculations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0903.4887","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":"sha256:46bb704f99e81de4d10b0e4a11d0c4f8c36483a04bb21d5cdab02dd40ec1305a","target":"record","created_at":"2026-05-18T02:14:18Z","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":"47ce36768f010fbcc1d3c7d71cc530f635f6915be69ce6728482e932cc7a2f47","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-03-27T19:55:20Z","title_canon_sha256":"d5106aac3cdad2f54161e19e36a734742ae3192a4815a65f89a2332e232cf382"},"schema_version":"1.0","source":{"id":"0903.4887","kind":"arxiv","version":1}},"canonical_sha256":"93c24415f0caf7d37d8276ad7556040b0d56d0dc94ccfc00572bedd3f90b8360","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"93c24415f0caf7d37d8276ad7556040b0d56d0dc94ccfc00572bedd3f90b8360","first_computed_at":"2026-05-18T02:14:18.947570Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:18.947570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"noVZuvQoDZZOyWOOpcw6Gnqgydinf6RfNJIxGlsOFZkVGk772OAdrLxOypBoJCqyB2Y0CaZWHQi5p48LjRzMDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:18.948107Z","signed_message":"canonical_sha256_bytes"},"source_id":"0903.4887","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46bb704f99e81de4d10b0e4a11d0c4f8c36483a04bb21d5cdab02dd40ec1305a","sha256:b71c80de1d01e12ca7d423429841b8ac2c65cae3cb092688906a05d3223b75c4"],"state_sha256":"08a483a324e3806a579b575ebdda11940fd06431d2c80fff2d641c1327706617"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SorCZFmjNv4XMqt2fGuxWbiVJRnrY3GPuexqPMCNqE9H1IBtT91Y/vCVD9QEdq/0E15K9ESuCduj46pnm2h3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T10:46:48.907847Z","bundle_sha256":"06d31c1853d5f2d4c490a8dda5b434a60c135bf64f40fa81a511d4b170aa7944"}}