{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:3PP7CW44XYTMHOBA7EOIDAURKJ","short_pith_number":"pith:3PP7CW44","canonical_record":{"source":{"id":"1512.01974","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-12-07T10:50:57Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0c5d48a54ec5402376a245aa87088890e6e473707aa3dfc072c17d5359fd079d","abstract_canon_sha256":"608a74338ce03d933e40797067d5e547f8879fd5993347eecb62915ab13e3ed4"},"schema_version":"1.0"},"canonical_sha256":"dbdff15b9cbe26c3b820f91c818291527ee80d46701da7ca46a18bd51b3ec412","source":{"kind":"arxiv","id":"1512.01974","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.01974","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"1512.01974v1","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.01974","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"3PP7CW44XYTM","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3PP7CW44XYTMHOBA","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3PP7CW44","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:3PP7CW44XYTMHOBA7EOIDAURKJ","target":"record","payload":{"canonical_record":{"source":{"id":"1512.01974","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-12-07T10:50:57Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"0c5d48a54ec5402376a245aa87088890e6e473707aa3dfc072c17d5359fd079d","abstract_canon_sha256":"608a74338ce03d933e40797067d5e547f8879fd5993347eecb62915ab13e3ed4"},"schema_version":"1.0"},"canonical_sha256":"dbdff15b9cbe26c3b820f91c818291527ee80d46701da7ca46a18bd51b3ec412","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:43.710959Z","signature_b64":"YkDrsF+C1zmc696ZfWLr8x3bIzP4UtdtLUISDXMxu+nXoaZc3ta3hSf30xLEuyRf1Dp2X6/VTLxRLoNs/2LhBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dbdff15b9cbe26c3b820f91c818291527ee80d46701da7ca46a18bd51b3ec412","last_reissued_at":"2026-05-18T01:15:43.710471Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:43.710471Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.01974","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":"2026-05-18T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a2ZJNTnW6/3jdfg+/vggDHDk/lcl7PRUqq95Jbj0x7007Z+WQzTwpvNaozb/cc2W1KIsW9iA0k7l2xVl0VjwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:08:08.090664Z"},"content_sha256":"3ef246dc6ab7a290f43c5f9338b54d588c91e2f3efee944878aaa229a47455b9","schema_version":"1.0","event_id":"sha256:3ef246dc6ab7a290f43c5f9338b54d588c91e2f3efee944878aaa229a47455b9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:3PP7CW44XYTMHOBA7EOIDAURKJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Energy surface and minimum energy paths for Fr\\'{e}edericksz transitions in bistable cholesteric liquid crystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.soft","authors_text":"A.V. Ivanov, E.V. Aksenova, P.F. Bessarab, V.M. Uzdin, V.P. Romanov","submitted_at":"2015-12-07T10:50:57Z","abstract_excerpt":"The multidimensional energy surface of a cholesteric liquid crystal in a planar cell is investigated as a function of spherical coordinates determining the director orientation. Minima on the energy surface correspond to the stable states with particular director distribution. External electric and magnetic fields deform the energy surface and positions of minima. It can lead to the transitions between states, known as the Fr\\'{e}edericksz effect. Transitions can be continuous or discontinuous depending on parameters of the liquid crystal which determine an energy surface. In a case of discont"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.01974","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":"2026-05-18T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h6zdg9qHnujhsRIDXzwWCLecthnYIcdjdlrW8DjNQHIemayusgj5+Nhdr/nojt+BUKxnGFtjtmGj1ugduKHYDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:08:08.091380Z"},"content_sha256":"3c48c2faf1484f443db58c61d5737228b45b511582bd234db37161a054f9ddb3","schema_version":"1.0","event_id":"sha256:3c48c2faf1484f443db58c61d5737228b45b511582bd234db37161a054f9ddb3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/bundle.json","state_url":"https://pith.science/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/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":"2026-05-26T11:08:08Z","links":{"resolver":"https://pith.science/pith/3PP7CW44XYTMHOBA7EOIDAURKJ","bundle":"https://pith.science/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/bundle.json","state":"https://pith.science/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3PP7CW44XYTMHOBA7EOIDAURKJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3PP7CW44XYTMHOBA7EOIDAURKJ","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":"608a74338ce03d933e40797067d5e547f8879fd5993347eecb62915ab13e3ed4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-12-07T10:50:57Z","title_canon_sha256":"0c5d48a54ec5402376a245aa87088890e6e473707aa3dfc072c17d5359fd079d"},"schema_version":"1.0","source":{"id":"1512.01974","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.01974","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"1512.01974v1","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.01974","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"3PP7CW44XYTM","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3PP7CW44XYTMHOBA","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3PP7CW44","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:3c48c2faf1484f443db58c61d5737228b45b511582bd234db37161a054f9ddb3","target":"graph","created_at":"2026-05-18T01:15:43Z","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":"The multidimensional energy surface of a cholesteric liquid crystal in a planar cell is investigated as a function of spherical coordinates determining the director orientation. Minima on the energy surface correspond to the stable states with particular director distribution. External electric and magnetic fields deform the energy surface and positions of minima. It can lead to the transitions between states, known as the Fr\\'{e}edericksz effect. Transitions can be continuous or discontinuous depending on parameters of the liquid crystal which determine an energy surface. In a case of discont","authors_text":"A.V. Ivanov, E.V. Aksenova, P.F. Bessarab, V.M. Uzdin, V.P. Romanov","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-12-07T10:50:57Z","title":"Energy surface and minimum energy paths for Fr\\'{e}edericksz transitions in bistable cholesteric liquid crystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.01974","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":"sha256:3ef246dc6ab7a290f43c5f9338b54d588c91e2f3efee944878aaa229a47455b9","target":"record","created_at":"2026-05-18T01:15:43Z","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":"608a74338ce03d933e40797067d5e547f8879fd5993347eecb62915ab13e3ed4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-12-07T10:50:57Z","title_canon_sha256":"0c5d48a54ec5402376a245aa87088890e6e473707aa3dfc072c17d5359fd079d"},"schema_version":"1.0","source":{"id":"1512.01974","kind":"arxiv","version":1}},"canonical_sha256":"dbdff15b9cbe26c3b820f91c818291527ee80d46701da7ca46a18bd51b3ec412","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dbdff15b9cbe26c3b820f91c818291527ee80d46701da7ca46a18bd51b3ec412","first_computed_at":"2026-05-18T01:15:43.710471Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:43.710471Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YkDrsF+C1zmc696ZfWLr8x3bIzP4UtdtLUISDXMxu+nXoaZc3ta3hSf30xLEuyRf1Dp2X6/VTLxRLoNs/2LhBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:43.710959Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.01974","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ef246dc6ab7a290f43c5f9338b54d588c91e2f3efee944878aaa229a47455b9","sha256:3c48c2faf1484f443db58c61d5737228b45b511582bd234db37161a054f9ddb3"],"state_sha256":"4d43b817615c307617a3208ad76efbcdc9c9bfe339cd477fa611d9f7154d3a02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tXodCufpwAszWW6yYrWoqex7tlUFRK36ZF92ZeHpIM7nQ9Eg5TAIpTMIz5rtjBos8Cue8yStgDeih/sQzki1Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:08:08.095133Z","bundle_sha256":"65401462ee310d9b7f5e9c083b0b3ca1a5d679ee0193c958ae844a377f240cec"}}