{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PTPFZKC5M5T3HNLOMKAI5P5QJA","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":"f687f7f7682d7aa80096bcf9fe6b71137341b3d8033381cd3db4001ba5204bf7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-12-28T17:13:23Z","title_canon_sha256":"b17f920c9c88debaa10becb1a5901f5be270233794da795821d3d52897020603"},"schema_version":"1.0","source":{"id":"2112.14222","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.14222","created_at":"2026-07-05T05:42:22Z"},{"alias_kind":"arxiv_version","alias_value":"2112.14222v1","created_at":"2026-07-05T05:42:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.14222","created_at":"2026-07-05T05:42:22Z"},{"alias_kind":"pith_short_12","alias_value":"PTPFZKC5M5T3","created_at":"2026-07-05T05:42:22Z"},{"alias_kind":"pith_short_16","alias_value":"PTPFZKC5M5T3HNLO","created_at":"2026-07-05T05:42:22Z"},{"alias_kind":"pith_short_8","alias_value":"PTPFZKC5","created_at":"2026-07-05T05:42:22Z"}],"graph_snapshots":[{"event_id":"sha256:af200fe6a1a540efc6287602f48f1b5d3fff8576250170a386a1380d2c7b9bc7","target":"graph","created_at":"2026-07-05T05:42:22Z","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/2112.14222/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We have structurally characterized the liquid crystal phase that appears as an intermediate state when a dielectric nematic, having polar disorder of its molecular dipoles, transitions to the almost perfectly polar-ordered ferroelectric nematic. This intermediate phase, which fills a 100-year-old void in the taxonomy of smectics and which we term the \"smectic $Z_A$\", is antiferroelectric, with the nematic director and polarization oriented parallel to smectic layer planes, and the polarization alternating in sign from layer to layer. The period of this polarization wave ($\\sim$180 A) is mesosc","authors_text":"Cheng Wang, Chenhui Zhu, David M. Walba, Eva Korblova, Guillaume Freychet, Joseph E. Maclennan, Leo Radzihovsky, Matthew A. Glaser, Mikhail Zhernenkov, Noel A. Clark, Vikina Martinez, Xi Chen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-12-28T17:13:23Z","title":"Antiferroelectric Smectic Ordering as a Prelude to the Ferroelectric Nematic:Introducing the Smectic $Z_A$ Phase"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.14222","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:c82775526a92d6867d05ca0d445eb31d3d93cef259e4ea2830e939bac716e69e","target":"record","created_at":"2026-07-05T05:42:22Z","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":"f687f7f7682d7aa80096bcf9fe6b71137341b3d8033381cd3db4001ba5204bf7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2021-12-28T17:13:23Z","title_canon_sha256":"b17f920c9c88debaa10becb1a5901f5be270233794da795821d3d52897020603"},"schema_version":"1.0","source":{"id":"2112.14222","kind":"arxiv","version":1}},"canonical_sha256":"7cde5ca85d6767b3b56e62808ebfb0480c6721abc86fc935ffaf0b142b3b0c18","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7cde5ca85d6767b3b56e62808ebfb0480c6721abc86fc935ffaf0b142b3b0c18","first_computed_at":"2026-07-05T05:42:22.767721Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:42:22.767721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NY3NQ9z9jnyG9UN5J9BZzN9UZ3XhVKFNL4MmKIKkbmWaoI1Z7XmO5KLbWJKEmbEImplSkpIv7CV1B7naKPvSBw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:42:22.768135Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.14222","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c82775526a92d6867d05ca0d445eb31d3d93cef259e4ea2830e939bac716e69e","sha256:af200fe6a1a540efc6287602f48f1b5d3fff8576250170a386a1380d2c7b9bc7"],"state_sha256":"f99573c844d5913d4f8fe6c9fc82691aac1e7587d10944f59d3d253ed467968a"}