{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:U6GTOYRYBE3VZPU7TMMQBQK45J","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":"cbe6d83a39b379b2038230e2077b25165b163afa873499a07a709a533e730ce8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-05-14T21:54:23Z","title_canon_sha256":"b74253e7fb33c01390a7524115c6f6328c27e33f0fc71b561be582038a2956ab"},"schema_version":"1.0","source":{"id":"1405.3702","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.3702","created_at":"2026-05-18T02:40:03Z"},{"alias_kind":"arxiv_version","alias_value":"1405.3702v1","created_at":"2026-05-18T02:40:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.3702","created_at":"2026-05-18T02:40:03Z"},{"alias_kind":"pith_short_12","alias_value":"U6GTOYRYBE3V","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"U6GTOYRYBE3VZPU7","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"U6GTOYRY","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:54e5dc21b3c8318d870074b6b66270f61e9a00b254d9a2038604fb2eb022980c","target":"graph","created_at":"2026-05-18T02:40:03Z","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":"Using first-principles density functional theory calculations, we investigate the hydrostatic pressure-induced reorientation of the Mn--F Jahn-Teller bond axis in the fluoride cryolite Na$_3$MnF$_6$. We find a first-order isosymmetric transition occurs between crystallographically equivalent monoclinic structures at approximately 2.15 GPa, consistent with earlier experimental studies. Analogous calculations for isostructural $3d^0$ Na$_3$ScF$_6$ show no evidence of a transition up to 6.82 GPa. Mode crystallography analyses of the pressure-dependent structures in the vicinity of the transition ","authors_text":"James M. Rondinelli, Nenian Charles","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-05-14T21:54:23Z","title":"Microscopic origin of pressure-induced isosymmetric transitions in fluoromanganate cryolites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.3702","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:eb793a9d13092c1164150e47b6c91425221d146c97b6f4f8276df96d5a266bcd","target":"record","created_at":"2026-05-18T02:40:03Z","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":"cbe6d83a39b379b2038230e2077b25165b163afa873499a07a709a533e730ce8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-05-14T21:54:23Z","title_canon_sha256":"b74253e7fb33c01390a7524115c6f6328c27e33f0fc71b561be582038a2956ab"},"schema_version":"1.0","source":{"id":"1405.3702","kind":"arxiv","version":1}},"canonical_sha256":"a78d37623809375cbe9f9b1900c15cea6680daa42a6193109083fc9cd46c6c07","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a78d37623809375cbe9f9b1900c15cea6680daa42a6193109083fc9cd46c6c07","first_computed_at":"2026-05-18T02:40:03.937048Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:40:03.937048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mIxkgSFcujRq7tM0jJ5XOtEGt9RCJFzUuIYBpQE6s7sNiPtwyJZmvanbFlSGyi7kNfz6fPU+1f2X5zCUzI3LDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:40:03.937555Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.3702","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb793a9d13092c1164150e47b6c91425221d146c97b6f4f8276df96d5a266bcd","sha256:54e5dc21b3c8318d870074b6b66270f61e9a00b254d9a2038604fb2eb022980c"],"state_sha256":"de008b3cd900614c574155a94db4cbe4f1f7d20eaf203e50342b456c1e485bd3"}