{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:K6LXHCJQXQPHKWW5L5WKGVF7YN","short_pith_number":"pith:K6LXHCJQ","canonical_record":{"source":{"id":"1012.0143","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-01T10:08:57Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ca85b4c2f4f4cf8296b093facd3e4d5f8c80de30e278e632f698d41ac4c03694","abstract_canon_sha256":"735f00e704e7282605712c4c3e9f1d98958def5226ae918aa64a34f7418d9e00"},"schema_version":"1.0"},"canonical_sha256":"5797738930bc1e755add5f6ca354bfc371d8df5f3398466f11bddb88e2343ef0","source":{"kind":"arxiv","id":"1012.0143","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.0143","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"1012.0143v2","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.0143","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"K6LXHCJQXQPH","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"K6LXHCJQXQPHKWW5","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"K6LXHCJQ","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:K6LXHCJQXQPHKWW5L5WKGVF7YN","target":"record","payload":{"canonical_record":{"source":{"id":"1012.0143","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-01T10:08:57Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ca85b4c2f4f4cf8296b093facd3e4d5f8c80de30e278e632f698d41ac4c03694","abstract_canon_sha256":"735f00e704e7282605712c4c3e9f1d98958def5226ae918aa64a34f7418d9e00"},"schema_version":"1.0"},"canonical_sha256":"5797738930bc1e755add5f6ca354bfc371d8df5f3398466f11bddb88e2343ef0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:03:57.012376Z","signature_b64":"ToPQbZxQre7nojdgXUl1LLqJpyBhjYyhKSky9Jx3AHwF7nCOely/427NtRz5UJ7lTcKt6vW85Z8WHJ6LwnPlAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5797738930bc1e755add5f6ca354bfc371d8df5f3398466f11bddb88e2343ef0","last_reissued_at":"2026-05-18T04:03:57.011867Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:03:57.011867Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1012.0143","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":"2026-05-18T04:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n+tyN/EWvC7hp7L9pP/Z5Kou/a8+5XOI+oP+VPeBjbJQvdaNz7vI8PnCEnL/vLGCr+kWzL53Tj0Dnez33hE/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T05:41:13.559523Z"},"content_sha256":"6d695f62c23258ff76c49199f81a8252a7dac4a1f58214470fcf5902c997b8b2","schema_version":"1.0","event_id":"sha256:6d695f62c23258ff76c49199f81a8252a7dac4a1f58214470fcf5902c997b8b2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:K6LXHCJQXQPHKWW5L5WKGVF7YN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First-principles DFT+\\emph{U} study of structural and electronic properties of PbCrO$_{3}$","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Bao-Tian Wang, Fangwei Wang, Wei-Dong Li, Wen Yin","submitted_at":"2010-12-01T10:08:57Z","abstract_excerpt":"We have performed a systematic first-principles investigation to calculate the structural, electronic, and magnetic properties of PbCrO$_{3}$, CrPbO$_{3}$ as well as their equiproportional combination. The local density approximation (LDA)$+U$ and the generalized gradient approximation$+U$ theoretical formalisms have been used to account for the strong on-site Coulomb repulsion among the localized Cr 3d electrons. By choosing the Hubbard \\emph{U} parameter around 4 eV, ferromagnetic, and/or antiferromagnetic ground states can be achieved and our calculated lattice constants, bulk moduli, and e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.0143","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":"2026-05-18T04:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZUoOQo7GF1jxn/F0wX+CYWTkCMBneU/V20Gq1u1E93xaf3Qnbd5fNmWt8C5dIkhazS/IGGdIP6CMGEbrCmG/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T05:41:13.560219Z"},"content_sha256":"bf85af33cf86aff09baecf2da1cee217a537e621efb818b8e5b78558420197a2","schema_version":"1.0","event_id":"sha256:bf85af33cf86aff09baecf2da1cee217a537e621efb818b8e5b78558420197a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/bundle.json","state_url":"https://pith.science/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/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":"2026-06-09T05:41:13Z","links":{"resolver":"https://pith.science/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN","bundle":"https://pith.science/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/bundle.json","state":"https://pith.science/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K6LXHCJQXQPHKWW5L5WKGVF7YN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:K6LXHCJQXQPHKWW5L5WKGVF7YN","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":"735f00e704e7282605712c4c3e9f1d98958def5226ae918aa64a34f7418d9e00","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-01T10:08:57Z","title_canon_sha256":"ca85b4c2f4f4cf8296b093facd3e4d5f8c80de30e278e632f698d41ac4c03694"},"schema_version":"1.0","source":{"id":"1012.0143","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.0143","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"1012.0143v2","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.0143","created_at":"2026-05-18T04:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"K6LXHCJQXQPH","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"K6LXHCJQXQPHKWW5","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"K6LXHCJQ","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:bf85af33cf86aff09baecf2da1cee217a537e621efb818b8e5b78558420197a2","target":"graph","created_at":"2026-05-18T04:03:57Z","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 have performed a systematic first-principles investigation to calculate the structural, electronic, and magnetic properties of PbCrO$_{3}$, CrPbO$_{3}$ as well as their equiproportional combination. The local density approximation (LDA)$+U$ and the generalized gradient approximation$+U$ theoretical formalisms have been used to account for the strong on-site Coulomb repulsion among the localized Cr 3d electrons. By choosing the Hubbard \\emph{U} parameter around 4 eV, ferromagnetic, and/or antiferromagnetic ground states can be achieved and our calculated lattice constants, bulk moduli, and e","authors_text":"Bao-Tian Wang, Fangwei Wang, Wei-Dong Li, Wen Yin","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-01T10:08:57Z","title":"First-principles DFT+\\emph{U} study of structural and electronic properties of PbCrO$_{3}$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.0143","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":"sha256:6d695f62c23258ff76c49199f81a8252a7dac4a1f58214470fcf5902c997b8b2","target":"record","created_at":"2026-05-18T04:03:57Z","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":"735f00e704e7282605712c4c3e9f1d98958def5226ae918aa64a34f7418d9e00","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-01T10:08:57Z","title_canon_sha256":"ca85b4c2f4f4cf8296b093facd3e4d5f8c80de30e278e632f698d41ac4c03694"},"schema_version":"1.0","source":{"id":"1012.0143","kind":"arxiv","version":2}},"canonical_sha256":"5797738930bc1e755add5f6ca354bfc371d8df5f3398466f11bddb88e2343ef0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5797738930bc1e755add5f6ca354bfc371d8df5f3398466f11bddb88e2343ef0","first_computed_at":"2026-05-18T04:03:57.011867Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:03:57.011867Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ToPQbZxQre7nojdgXUl1LLqJpyBhjYyhKSky9Jx3AHwF7nCOely/427NtRz5UJ7lTcKt6vW85Z8WHJ6LwnPlAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:03:57.012376Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.0143","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6d695f62c23258ff76c49199f81a8252a7dac4a1f58214470fcf5902c997b8b2","sha256:bf85af33cf86aff09baecf2da1cee217a537e621efb818b8e5b78558420197a2"],"state_sha256":"c55fbef43b17837b8eeb56adf9494d2efec7923ad864c94bcc73bfbd3a1ae75a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ybzfqJUcOoTSQGsFu28nqZlNpy4LV8TGq1Gf/w/+N8s/7Weyg4MFirnI0SQ27mjjzDyItdoZ8n5WNIzlwoj9Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T05:41:13.564591Z","bundle_sha256":"10c660903b38f11f5c10744cc20c9891361f06a906a710426bcc8c824f6c7c27"}}