{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:DNT7WR5SR3GMJ4C3HEXDDPBZ7A","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":"14f13f91263bb13d4179a250edf2dc9654195d0d98fbd6aecc87e971c5696b5a","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2003-10-15T09:21:05Z","title_canon_sha256":"b4c94b0186a0129d23e87ad75cd483e8ca9e14479c2780a207d02538d49065e0"},"schema_version":"1.0","source":{"id":"gr-qc/0310076","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0310076","created_at":"2026-05-18T02:37:30Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0310076v1","created_at":"2026-05-18T02:37:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0310076","created_at":"2026-05-18T02:37:30Z"},{"alias_kind":"pith_short_12","alias_value":"DNT7WR5SR3GM","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"DNT7WR5SR3GMJ4C3","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"DNT7WR5S","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:df5ce019f3cc9bb0bfb6322f1045107a63716d078204db993b0f0307f6e49db0","target":"graph","created_at":"2026-05-18T02:37:30Z","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 study is made of the possible holonomy group types of a space-time for which the energy-momentum tensor corresponds to a null or non-null electromagnetic field, a perfect fluid or a massive scalar field. The case of an Einstein space is also included. The techniques developed are also applied to vacuum and conformally flat space-times and contrasted with already known results in these two cases. Examples are given.","authors_text":"D.P. Lonie, G.S. Hall","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2003-10-15T09:21:05Z","title":"Holonomy groups and spacetimes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0310076","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":"sha256:970c927d63743da55c01002ad73e205af4429bd0ebad6623ab379913ced2a9f2","target":"record","created_at":"2026-05-18T02:37:30Z","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":"14f13f91263bb13d4179a250edf2dc9654195d0d98fbd6aecc87e971c5696b5a","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2003-10-15T09:21:05Z","title_canon_sha256":"b4c94b0186a0129d23e87ad75cd483e8ca9e14479c2780a207d02538d49065e0"},"schema_version":"1.0","source":{"id":"gr-qc/0310076","kind":"arxiv","version":1}},"canonical_sha256":"1b67fb47b28eccc4f05b392e31bc39f8362d150cc7ab06b994c9ebf88bf4d2d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b67fb47b28eccc4f05b392e31bc39f8362d150cc7ab06b994c9ebf88bf4d2d4","first_computed_at":"2026-05-18T02:37:30.288483Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:37:30.288483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bEco1mqridD9N2RyJKYOLbUeoe0cXtJ3QsSzummO/7Rs2AT6X3Px9ViaWoWqKAWGgmEgZR/sETquAPJ6qysRBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:37:30.288925Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/0310076","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:970c927d63743da55c01002ad73e205af4429bd0ebad6623ab379913ced2a9f2","sha256:df5ce019f3cc9bb0bfb6322f1045107a63716d078204db993b0f0307f6e49db0"],"state_sha256":"faa61e3158a01af99ef5985fc78fbcc4994dcb87526e458b13e874c391a746c9"}