{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:HBTWTK6SKOQG5HI7QYLJLEY7IR","short_pith_number":"pith:HBTWTK6S","canonical_record":{"source":{"id":"1903.06093","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-14T16:00:45Z","cross_cats_sorted":[],"title_canon_sha256":"6cf8212786f6c995842d3620708e9ec95fbaebba51cf091f8345ebd5ffa6a532","abstract_canon_sha256":"55271fa983a999fd8e70920b737eb19931b95c125bbd829037dd088eb1257ab3"},"schema_version":"1.0"},"canonical_sha256":"386769abd253a06e9d1f861695931f4456f60d9be9edbe04c433bfb19bd52305","source":{"kind":"arxiv","id":"1903.06093","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06093","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06093v1","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06093","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"pith_short_12","alias_value":"HBTWTK6SKOQG","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"HBTWTK6SKOQG5HI7","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"HBTWTK6S","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:HBTWTK6SKOQG5HI7QYLJLEY7IR","target":"record","payload":{"canonical_record":{"source":{"id":"1903.06093","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-14T16:00:45Z","cross_cats_sorted":[],"title_canon_sha256":"6cf8212786f6c995842d3620708e9ec95fbaebba51cf091f8345ebd5ffa6a532","abstract_canon_sha256":"55271fa983a999fd8e70920b737eb19931b95c125bbd829037dd088eb1257ab3"},"schema_version":"1.0"},"canonical_sha256":"386769abd253a06e9d1f861695931f4456f60d9be9edbe04c433bfb19bd52305","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:15.395924Z","signature_b64":"1hQsbe8uR2+Eyh1OBm/nYCScGDm26c9yHo5mT01LDBM3BQuNdi4KDdSEDaOy1Uq2be/pHA3szS2Je31JnTonDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"386769abd253a06e9d1f861695931f4456f60d9be9edbe04c433bfb19bd52305","last_reissued_at":"2026-05-17T23:51:15.395434Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:15.395434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.06093","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:51:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RGtTHTCYdai4VzCWdvm63cHeKSBnGwolP3Wq9NTbPKDtTyUen7SaHeOU5Oc2Yg8taKEgSqtQE8NqFocTXFWJCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T21:28:41.786348Z"},"content_sha256":"681381e69d50ef1544bf3486253c765737fc9f04c07aaed701c7b45ba9f37c2a","schema_version":"1.0","event_id":"sha256:681381e69d50ef1544bf3486253c765737fc9f04c07aaed701c7b45ba9f37c2a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:HBTWTK6SKOQG5HI7QYLJLEY7IR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of size polydispersity on the pitch of nanorod cholesterics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"H. H. Wensink","submitted_at":"2019-03-14T16:00:45Z","abstract_excerpt":"Many nanoparticle-based chiral liquid crystals are composed of polydisperse rod-shaped particles with considerable spread in size or shape, affecting the mesoscale chiral properties in, as yet, unknown ways. Using an algebraic interpretation of Onsager-Straley theory for twisted nematics, we investigate the role of length polydispersity on the pitch of nanorod-based cholesterics with a continuous length polydispersity, and find that polydispersity enhances the twist elastic modulus, $K_{2}$, of the cholesteric material without affecting the effective helical amplitude, $K_{t}$. In addition, fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06093","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:51:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZuQQpSgQYuCOpz5MT5LTatTWOnd1l3p0BnmMEzTOiRh13ubtYmwjwTaQn7tE+1RPadJi5cK3GFLo47M0AorgCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T21:28:41.786701Z"},"content_sha256":"21f3f7e36bddeee27149f47a01ebf77d82c7ebb5acd4fc3b709070595f6438e8","schema_version":"1.0","event_id":"sha256:21f3f7e36bddeee27149f47a01ebf77d82c7ebb5acd4fc3b709070595f6438e8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/bundle.json","state_url":"https://pith.science/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-23T21:28:41Z","links":{"resolver":"https://pith.science/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR","bundle":"https://pith.science/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/bundle.json","state":"https://pith.science/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HBTWTK6SKOQG5HI7QYLJLEY7IR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:HBTWTK6SKOQG5HI7QYLJLEY7IR","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":"55271fa983a999fd8e70920b737eb19931b95c125bbd829037dd088eb1257ab3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-14T16:00:45Z","title_canon_sha256":"6cf8212786f6c995842d3620708e9ec95fbaebba51cf091f8345ebd5ffa6a532"},"schema_version":"1.0","source":{"id":"1903.06093","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06093","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06093v1","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06093","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"pith_short_12","alias_value":"HBTWTK6SKOQG","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"HBTWTK6SKOQG5HI7","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"HBTWTK6S","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:21f3f7e36bddeee27149f47a01ebf77d82c7ebb5acd4fc3b709070595f6438e8","target":"graph","created_at":"2026-05-17T23:51:15Z","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":"Many nanoparticle-based chiral liquid crystals are composed of polydisperse rod-shaped particles with considerable spread in size or shape, affecting the mesoscale chiral properties in, as yet, unknown ways. Using an algebraic interpretation of Onsager-Straley theory for twisted nematics, we investigate the role of length polydispersity on the pitch of nanorod-based cholesterics with a continuous length polydispersity, and find that polydispersity enhances the twist elastic modulus, $K_{2}$, of the cholesteric material without affecting the effective helical amplitude, $K_{t}$. In addition, fo","authors_text":"H. H. Wensink","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-14T16:00:45Z","title":"Effect of size polydispersity on the pitch of nanorod cholesterics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06093","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":"sha256:681381e69d50ef1544bf3486253c765737fc9f04c07aaed701c7b45ba9f37c2a","target":"record","created_at":"2026-05-17T23:51:15Z","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":"55271fa983a999fd8e70920b737eb19931b95c125bbd829037dd088eb1257ab3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-14T16:00:45Z","title_canon_sha256":"6cf8212786f6c995842d3620708e9ec95fbaebba51cf091f8345ebd5ffa6a532"},"schema_version":"1.0","source":{"id":"1903.06093","kind":"arxiv","version":1}},"canonical_sha256":"386769abd253a06e9d1f861695931f4456f60d9be9edbe04c433bfb19bd52305","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"386769abd253a06e9d1f861695931f4456f60d9be9edbe04c433bfb19bd52305","first_computed_at":"2026-05-17T23:51:15.395434Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:15.395434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1hQsbe8uR2+Eyh1OBm/nYCScGDm26c9yHo5mT01LDBM3BQuNdi4KDdSEDaOy1Uq2be/pHA3szS2Je31JnTonDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:15.395924Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.06093","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:681381e69d50ef1544bf3486253c765737fc9f04c07aaed701c7b45ba9f37c2a","sha256:21f3f7e36bddeee27149f47a01ebf77d82c7ebb5acd4fc3b709070595f6438e8"],"state_sha256":"2b9d9df0efff3786c8b753ddff44f786e5806d901e584329ee427139290aece4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BavC8JTFfPX9A0OzeF2etE/HUtxJ0hBJWTc/D/4+gTzFlpzIB/5d42Ld8Q+bKpBOpmd5D/Uw+JaeiHH8V56OAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T21:28:41.788611Z","bundle_sha256":"d3d6f28010b7d956fe4fee5d8e298ad583a4ec38a0f8c0d93c6a68caa5dc37ae"}}