{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:NZKWEI5PGHKJ2FUQG2LILO2UQN","short_pith_number":"pith:NZKWEI5P","canonical_record":{"source":{"id":"1501.01760","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2015-01-08T08:13:46Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"53dbd17d160f600d5bfd5b206a5ea096a09b1ec421fede8af8a90f3401e65d9f","abstract_canon_sha256":"81ecff99caf3d5fa8c613a12ec58c3ae0a0c850d549a038ecf88857d9b3bb474"},"schema_version":"1.0"},"canonical_sha256":"6e556223af31d49d1690369685bb54835dfc77a7ac5fe98a67873e08fae29f4f","source":{"kind":"arxiv","id":"1501.01760","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01760","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01760v1","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01760","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"pith_short_12","alias_value":"NZKWEI5PGHKJ","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"NZKWEI5PGHKJ2FUQ","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"NZKWEI5P","created_at":"2026-05-18T12:29:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:NZKWEI5PGHKJ2FUQG2LILO2UQN","target":"record","payload":{"canonical_record":{"source":{"id":"1501.01760","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2015-01-08T08:13:46Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"53dbd17d160f600d5bfd5b206a5ea096a09b1ec421fede8af8a90f3401e65d9f","abstract_canon_sha256":"81ecff99caf3d5fa8c613a12ec58c3ae0a0c850d549a038ecf88857d9b3bb474"},"schema_version":"1.0"},"canonical_sha256":"6e556223af31d49d1690369685bb54835dfc77a7ac5fe98a67873e08fae29f4f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:29:01.088542Z","signature_b64":"PxiT5EfBCwJBd7dc5crTb066zRMIaIDNZC4+gD8r+9FRbUkxC9vxU9J1iM6OV/ejGb2+zlmx8R4xiSfeACMAAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e556223af31d49d1690369685bb54835dfc77a7ac5fe98a67873e08fae29f4f","last_reissued_at":"2026-05-18T02:29:01.088089Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:29:01.088089Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.01760","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":"2026-05-18T02:29:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mptz/LAEAN6S/28nMJzIw0WOxG9/gRrkuYghU58nZuOUMIllEboY3BQ3s3IdUQVz951WmFtYsoM0Hzy6iUaPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T12:39:30.350958Z"},"content_sha256":"5380f91304ffd5b99aa9615fb81d7538c914ea32481627ee7558e03106ea0205","schema_version":"1.0","event_id":"sha256:5380f91304ffd5b99aa9615fb81d7538c914ea32481627ee7558e03106ea0205"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:NZKWEI5PGHKJ2FUQG2LILO2UQN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Global hybrids from the semiclassical atom theory satisfying the local density linear response","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.chem-ph","authors_text":"E. Fabiano, F. Della Sala, L. A. Constantin, P. Cortona","submitted_at":"2015-01-08T08:13:46Z","abstract_excerpt":"We propose global hybrid approximations of the exchange-correlation (XC) energy functional which reproduce well the modified fourth-order gradient expansion of the exchange energy in the semiclassical limit of many-electron neutral atoms and recover the full local density approximation (LDA) linear response. These XC functionals represent the hybrid versions of the APBE functional [Phys. Rev. Lett. 106, 186406, (2011)] yet employing an additional correlation functional which uses the localization concept of the correlation energy density to improve the compatibility with the Hartree-Fock excha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01760","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":"2026-05-18T02:29:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x0PA8jvQJlJlZ8VzK5euTJUkuX7Z6sxNbEGejwCsvzqzOnga8I9z2l7PCM+DGVWib6BwNUIO+9YijjOVGUpZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T12:39:30.351310Z"},"content_sha256":"beadf4e58dc830508cfcb0ebdd93677370cf623bb32de6002a64435406240989","schema_version":"1.0","event_id":"sha256:beadf4e58dc830508cfcb0ebdd93677370cf623bb32de6002a64435406240989"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/bundle.json","state_url":"https://pith.science/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/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":"2026-06-01T12:39:30Z","links":{"resolver":"https://pith.science/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN","bundle":"https://pith.science/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/bundle.json","state":"https://pith.science/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NZKWEI5PGHKJ2FUQG2LILO2UQN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:NZKWEI5PGHKJ2FUQG2LILO2UQN","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":"81ecff99caf3d5fa8c613a12ec58c3ae0a0c850d549a038ecf88857d9b3bb474","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2015-01-08T08:13:46Z","title_canon_sha256":"53dbd17d160f600d5bfd5b206a5ea096a09b1ec421fede8af8a90f3401e65d9f"},"schema_version":"1.0","source":{"id":"1501.01760","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01760","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01760v1","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01760","created_at":"2026-05-18T02:29:01Z"},{"alias_kind":"pith_short_12","alias_value":"NZKWEI5PGHKJ","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"NZKWEI5PGHKJ2FUQ","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"NZKWEI5P","created_at":"2026-05-18T12:29:34Z"}],"graph_snapshots":[{"event_id":"sha256:beadf4e58dc830508cfcb0ebdd93677370cf623bb32de6002a64435406240989","target":"graph","created_at":"2026-05-18T02:29:01Z","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 propose global hybrid approximations of the exchange-correlation (XC) energy functional which reproduce well the modified fourth-order gradient expansion of the exchange energy in the semiclassical limit of many-electron neutral atoms and recover the full local density approximation (LDA) linear response. These XC functionals represent the hybrid versions of the APBE functional [Phys. Rev. Lett. 106, 186406, (2011)] yet employing an additional correlation functional which uses the localization concept of the correlation energy density to improve the compatibility with the Hartree-Fock excha","authors_text":"E. Fabiano, F. Della Sala, L. A. Constantin, P. Cortona","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2015-01-08T08:13:46Z","title":"Global hybrids from the semiclassical atom theory satisfying the local density linear response"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01760","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":"sha256:5380f91304ffd5b99aa9615fb81d7538c914ea32481627ee7558e03106ea0205","target":"record","created_at":"2026-05-18T02:29:01Z","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":"81ecff99caf3d5fa8c613a12ec58c3ae0a0c850d549a038ecf88857d9b3bb474","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2015-01-08T08:13:46Z","title_canon_sha256":"53dbd17d160f600d5bfd5b206a5ea096a09b1ec421fede8af8a90f3401e65d9f"},"schema_version":"1.0","source":{"id":"1501.01760","kind":"arxiv","version":1}},"canonical_sha256":"6e556223af31d49d1690369685bb54835dfc77a7ac5fe98a67873e08fae29f4f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e556223af31d49d1690369685bb54835dfc77a7ac5fe98a67873e08fae29f4f","first_computed_at":"2026-05-18T02:29:01.088089Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:29:01.088089Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PxiT5EfBCwJBd7dc5crTb066zRMIaIDNZC4+gD8r+9FRbUkxC9vxU9J1iM6OV/ejGb2+zlmx8R4xiSfeACMAAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:29:01.088542Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.01760","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5380f91304ffd5b99aa9615fb81d7538c914ea32481627ee7558e03106ea0205","sha256:beadf4e58dc830508cfcb0ebdd93677370cf623bb32de6002a64435406240989"],"state_sha256":"f27144db7be394f4d6bf2819b9aadf09b2df412453b1c4d94a49c5bcd80b86d1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"woDNbxlAlV5dQTVn/Qi2LMiMXIJ5Faqh9oFH3vSDPRpAToinHf4jBuHN3lXK0BGOxPsfATnbAha8Nd8GKBgLAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T12:39:30.353217Z","bundle_sha256":"a8a67fbd3e9ba6f4556ce55737c859d9f82a07bf49c740428d3a4b908e68ee7e"}}