{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:6IIVE7R5MTRYLN3EXVZOBS5YQW","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":"9b08f26bd6daa7099401e87876496091792580c1b32ae2b33fc4125e9de8878a","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-17T10:17:27Z","title_canon_sha256":"0cb2930c3663df3568425273f6911d370465f62d5e08623f6f8de4ac1811b229"},"schema_version":"1.0","source":{"id":"1311.4141","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.4141","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"arxiv_version","alias_value":"1311.4141v2","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.4141","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"pith_short_12","alias_value":"6IIVE7R5MTRY","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"6IIVE7R5MTRYLN3E","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"6IIVE7R5","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:27ec878f9b023dca42c5280ccc24f5c1acafc6e8f3e12806818c9f1cdef1c6f5","target":"graph","created_at":"2026-05-18T02:49:38Z","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 analyze gravitational theories with quadratic curvature terms, including the case of conformally invariant Weyl gravity, motivated by the intention to find a renormalizable theory of gravity in the ultraviolet region, yet yielding general relativity at long distances. In the Hamiltonian formulation of Weyl gravity, the number of local constraints is equal to the number of unstable directions in phase space, which in principle could be sufficient for eliminating the unstable degrees of freedom in the full nonlinear theory. All the other theories of quadratic type are unstable -- a problem ap","authors_text":"Anca Tureanu, Josef Kluso\\v{n}, Markku Oksanen","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-17T10:17:27Z","title":"Hamiltonian analysis of curvature-squared gravity with or without conformal invariance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.4141","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":"sha256:7d50b716d6d79c1f4cc90de661d9e8f24327b84e64968cece7b64734a39f7640","target":"record","created_at":"2026-05-18T02:49:38Z","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":"9b08f26bd6daa7099401e87876496091792580c1b32ae2b33fc4125e9de8878a","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-17T10:17:27Z","title_canon_sha256":"0cb2930c3663df3568425273f6911d370465f62d5e08623f6f8de4ac1811b229"},"schema_version":"1.0","source":{"id":"1311.4141","kind":"arxiv","version":2}},"canonical_sha256":"f211527e3d64e385b764bd72e0cbb885a5ecd3db220493a16772941b15c8b57c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f211527e3d64e385b764bd72e0cbb885a5ecd3db220493a16772941b15c8b57c","first_computed_at":"2026-05-18T02:49:38.876461Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:49:38.876461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cCG0ANSb7YPd1VTkU4IgvWVRFNiNdnXT//WhjZBBzBc/UA+T1NFKjjvKU9rLodkpEXOLEknFIiBwn7HhQV11Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:49:38.876800Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.4141","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7d50b716d6d79c1f4cc90de661d9e8f24327b84e64968cece7b64734a39f7640","sha256:27ec878f9b023dca42c5280ccc24f5c1acafc6e8f3e12806818c9f1cdef1c6f5"],"state_sha256":"4d43b7530d3116162ca2bd6f48649ec4e0a2d55f76852c1ed105046973355abc"}