{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:Z2UWWEPC2NGRAJJHAR3BXMAZCE","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":"75da191e07fa7a8eeb75f0c6b28230ac85f4e00593559dd1ab1faa5aa22ad1f0","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1995-06-22T14:36:11Z","title_canon_sha256":"c361087a6306ebae92edc29edc9e3ff6df7bc0f4e7bbccf97a1f9f5bb3b68a26"},"schema_version":"1.0","source":{"id":"hep-th/9506150","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9506150","created_at":"2026-07-04T15:54:12Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9506150v2","created_at":"2026-07-04T15:54:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9506150","created_at":"2026-07-04T15:54:12Z"},{"alias_kind":"pith_short_12","alias_value":"Z2UWWEPC2NGR","created_at":"2026-07-04T15:54:12Z"},{"alias_kind":"pith_short_16","alias_value":"Z2UWWEPC2NGRAJJH","created_at":"2026-07-04T15:54:12Z"},{"alias_kind":"pith_short_8","alias_value":"Z2UWWEPC","created_at":"2026-07-04T15:54:12Z"}],"graph_snapshots":[{"event_id":"sha256:751af92bb6f46e9da39c147d1f5304bea22bfc94927bff290042cd42a05b4046","target":"graph","created_at":"2026-07-04T15:54:12Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-th/9506150/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the compactification of D=11 supergravity to D=5,4,3, on compact manifolds of holonomy $SU(3)$ (Calabi-Yau), $G_2$, and $Spin(7)$, respectively, making use of examples of the latter two cases found recently by Joyce. In each case the lower dimensional theory is a Maxwell/Einstein supergravity theory. We find evidence for an equivalence, in certain cases, with heterotic string compactifications from D=10 to D=5,4,3, on compact manifolds of holonomy $SU(2)$ ($K_3\\times S^1$), $SU(3)$, and $G_2$, respectively. Calabi-Yau manifolds with Hodge numbers $h_{1,1}=h_{1,2}=19$ play a sign","authors_text":"G. Papadopoulos, P.K. Townsend","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"1995-06-22T14:36:11Z","title":"Compactification of D=11 supergravity on spaces of exceptional holonomy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9506150","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":"sha256:5dd7703371485f73f9001bd98fd5ae9e1d6fbe96aa29ba32f2139680f192312e","target":"record","created_at":"2026-07-04T15:54:12Z","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":"75da191e07fa7a8eeb75f0c6b28230ac85f4e00593559dd1ab1faa5aa22ad1f0","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1995-06-22T14:36:11Z","title_canon_sha256":"c361087a6306ebae92edc29edc9e3ff6df7bc0f4e7bbccf97a1f9f5bb3b68a26"},"schema_version":"1.0","source":{"id":"hep-th/9506150","kind":"arxiv","version":2}},"canonical_sha256":"cea96b11e2d34d10252704761bb0191103a9914309a0d5fdf1e2880f74f9432a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cea96b11e2d34d10252704761bb0191103a9914309a0d5fdf1e2880f74f9432a","first_computed_at":"2026-07-04T15:54:12.118034Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:54:12.118034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"baSHMPJngzwWyQqP8NSrQlt3fqxTaXGe8ocjXKWOqnGi5Mzipe2s/t1HiBdKkX4P2QDt7mUs7kOvU6WO4INeAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:54:12.118467Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/9506150","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5dd7703371485f73f9001bd98fd5ae9e1d6fbe96aa29ba32f2139680f192312e","sha256:751af92bb6f46e9da39c147d1f5304bea22bfc94927bff290042cd42a05b4046"],"state_sha256":"f718b3474bf83171b187dbba7c6f9e17ab75e015603dbff4eea50d2d62c32c0d"}