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After this problem has been solved for the 2-Grassmannians in my previous papers cited in the present paper as [K1] and [K2], and for the space SU(3)/SO(3) in [K3], Section 6, we now solve the classification for the remaining irreducible Riemannian symmetric spaces of rank 2 and compact type: SU(6)/Sp(3), SO(10)/U(5), E6/(U(1)*Spin(10)), E6/F4, G2/SO(4), SU(3), Sp(2) and G2.\n  Similarly as for the spaces already investigated in t"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0809.1319","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2008-09-08T11:54:46Z","cross_cats_sorted":[],"title_canon_sha256":"d0078c182f6b7767683fc98901b49f365e58cb6663d1fb8848d4672f91af7850","abstract_canon_sha256":"b8749905a407fb31924ec6e9a2ea7185cb00a7e0d211211e3a00828c38ad5d4c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:31:22.810243Z","signature_b64":"NP8KIRrJ+Q9Mxg/RTHzKLq9tqkGFLhr/geVS49d4GbQcma9yMIhLGAq90S/8vZMpf+GAkpO5pEMcYRQXsCrAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ad5b65e116c42019a024a11a727f4a5f96efc1174441cf1735d3c64a0f18aa67","last_reissued_at":"2026-05-18T04:31:22.809847Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:31:22.809847Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Totally geodesic submanifolds of the exceptional Riemannian symmetric spaces of rank 2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.DG","authors_text":"Sebastian Klein","submitted_at":"2008-09-08T11:54:46Z","abstract_excerpt":"The present article is the final part of a series on the classification of the totally geodesic submanifolds of the irreducible Riemannian symmetric spaces of rank 2. 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