{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:WVNUWM6NK5IJ53NPEUMIKIDHMB","short_pith_number":"pith:WVNUWM6N","canonical_record":{"source":{"id":"1809.10347","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2018-09-27T05:27:26Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"36ce195f2c49eecb556ef9ac20e14c04f3116f1098ac9d1010cdfb3a543f96ce","abstract_canon_sha256":"437947d887288e38f7c0284223443e38a02abf8fce168338955de1f59c464556"},"schema_version":"1.0"},"canonical_sha256":"b55b4b33cd57509eedaf2518852067605a7ca4c1b46032387aed5cf18ab98111","source":{"kind":"arxiv","id":"1809.10347","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10347","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10347v2","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10347","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"pith_short_12","alias_value":"WVNUWM6NK5IJ","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"WVNUWM6NK5IJ53NP","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"WVNUWM6N","created_at":"2026-05-18T12:33:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:WVNUWM6NK5IJ53NPEUMIKIDHMB","target":"record","payload":{"canonical_record":{"source":{"id":"1809.10347","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2018-09-27T05:27:26Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"36ce195f2c49eecb556ef9ac20e14c04f3116f1098ac9d1010cdfb3a543f96ce","abstract_canon_sha256":"437947d887288e38f7c0284223443e38a02abf8fce168338955de1f59c464556"},"schema_version":"1.0"},"canonical_sha256":"b55b4b33cd57509eedaf2518852067605a7ca4c1b46032387aed5cf18ab98111","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:06.728775Z","signature_b64":"UCw6bkwcMxzPSiDiK09uSBP6KTkZEZhLtt/I0DvPjgpyzwrbHDUoLL7NMuedxYuFYKZvqFwQatdZBW50+zO0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b55b4b33cd57509eedaf2518852067605a7ca4c1b46032387aed5cf18ab98111","last_reissued_at":"2026-05-18T00:01:06.728327Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:06.728327Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.10347","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":"2026-05-18T00:01:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BQGF0OWylicjS6H5SGlRTIWi1kP/+puOMutrnsHC67gWafRG9f8PhZBruLYUe7oQDO2+rmqHBJlydZ2sHNgkAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T03:27:02.593275Z"},"content_sha256":"9e040d756c3010bef63036d214e5037c0176e05a4936f02e225fae12c0ab3f18","schema_version":"1.0","event_id":"sha256:9e040d756c3010bef63036d214e5037c0176e05a4936f02e225fae12c0ab3f18"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:WVNUWM6NK5IJ53NPEUMIKIDHMB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantifying Density Errors in DFT","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.comp-ph","authors_text":"Eunji Sim, Kieron Burke, Suhwan Song","submitted_at":"2018-09-27T05:27:26Z","abstract_excerpt":"We argue that any general mathematical measure of density error, no matter how reasonable, is too arbitrary to be of universal use. However the energy functional itself provides a universal relevant measure of density errors. For the self-consistent density of any Kohn-Sham calculation with an approximate functional, the theory of density-corrected density functional theory (DC-DFT) provides an accurate, practical estimate of this ideal measure. We show how to estimate the significance of the density-driven error even when exact densities are unavailable. In cases with large density errors, th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10347","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":""},"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":"2026-05-18T00:01:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qlOZDe9Hm0+b/l92o64hSJ2oZLvOZwNXUZF5MfhSy+B3aKxDNPnPyT+tcCjgb0/Zhc8uovloX4MJ3VI6Xi97BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T03:27:02.593626Z"},"content_sha256":"63c3b5d5df1665aa75ce121c029594140a1f692ffa90f85e52d24d995e559d0c","schema_version":"1.0","event_id":"sha256:63c3b5d5df1665aa75ce121c029594140a1f692ffa90f85e52d24d995e559d0c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/bundle.json","state_url":"https://pith.science/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/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":"2026-06-27T03:27:02Z","links":{"resolver":"https://pith.science/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB","bundle":"https://pith.science/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/bundle.json","state":"https://pith.science/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WVNUWM6NK5IJ53NPEUMIKIDHMB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:WVNUWM6NK5IJ53NPEUMIKIDHMB","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":"437947d887288e38f7c0284223443e38a02abf8fce168338955de1f59c464556","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2018-09-27T05:27:26Z","title_canon_sha256":"36ce195f2c49eecb556ef9ac20e14c04f3116f1098ac9d1010cdfb3a543f96ce"},"schema_version":"1.0","source":{"id":"1809.10347","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10347","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10347v2","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10347","created_at":"2026-05-18T00:01:06Z"},{"alias_kind":"pith_short_12","alias_value":"WVNUWM6NK5IJ","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"WVNUWM6NK5IJ53NP","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"WVNUWM6N","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:63c3b5d5df1665aa75ce121c029594140a1f692ffa90f85e52d24d995e559d0c","target":"graph","created_at":"2026-05-18T00:01:06Z","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 argue that any general mathematical measure of density error, no matter how reasonable, is too arbitrary to be of universal use. However the energy functional itself provides a universal relevant measure of density errors. For the self-consistent density of any Kohn-Sham calculation with an approximate functional, the theory of density-corrected density functional theory (DC-DFT) provides an accurate, practical estimate of this ideal measure. We show how to estimate the significance of the density-driven error even when exact densities are unavailable. In cases with large density errors, th","authors_text":"Eunji Sim, Kieron Burke, Suhwan Song","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2018-09-27T05:27:26Z","title":"Quantifying Density Errors in DFT"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10347","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":"sha256:9e040d756c3010bef63036d214e5037c0176e05a4936f02e225fae12c0ab3f18","target":"record","created_at":"2026-05-18T00:01:06Z","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":"437947d887288e38f7c0284223443e38a02abf8fce168338955de1f59c464556","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2018-09-27T05:27:26Z","title_canon_sha256":"36ce195f2c49eecb556ef9ac20e14c04f3116f1098ac9d1010cdfb3a543f96ce"},"schema_version":"1.0","source":{"id":"1809.10347","kind":"arxiv","version":2}},"canonical_sha256":"b55b4b33cd57509eedaf2518852067605a7ca4c1b46032387aed5cf18ab98111","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b55b4b33cd57509eedaf2518852067605a7ca4c1b46032387aed5cf18ab98111","first_computed_at":"2026-05-18T00:01:06.728327Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:01:06.728327Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UCw6bkwcMxzPSiDiK09uSBP6KTkZEZhLtt/I0DvPjgpyzwrbHDUoLL7NMuedxYuFYKZvqFwQatdZBW50+zO0AA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:01:06.728775Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.10347","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e040d756c3010bef63036d214e5037c0176e05a4936f02e225fae12c0ab3f18","sha256:63c3b5d5df1665aa75ce121c029594140a1f692ffa90f85e52d24d995e559d0c"],"state_sha256":"a3cb893b82ff31f4e29d685e65a362ef2ee2539c4b265b272f87289f17db70fc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"26c1cAWd4oblq2oi2ZxxX5RrODfAO3p9yIo5YF1co/10jlq6JcQIpMdlrk5lzUiBlnyJ+Zs6Ul3tXYJBot6DBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T03:27:02.595431Z","bundle_sha256":"c1779621027b29c79572a13d5a85a40bebc764edc861853cc0561eaafdcebbe0"}}