{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:ZCYQ7UTIAAHIKFKDOVQRHSJNVW","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":"221144db8da05f51afcc140fde8f559d5f5606fb060d53690d6cea4b8545ad31","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-03-12T15:28:12Z","title_canon_sha256":"99536ff5b688360b3307eaf1b8dd32b5fbc5296724256983a173cb81d7baefc6"},"schema_version":"1.0","source":{"id":"cond-mat/0703298","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0703298","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0703298v1","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0703298","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"pith_short_12","alias_value":"ZCYQ7UTIAAHI","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"ZCYQ7UTIAAHIKFKD","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"ZCYQ7UTI","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:0b776e15843dab83d1a635038248163d7940e03c6d44aee47115bbc061bbeb70","target":"graph","created_at":"2026-05-18T01:39:37Z","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":"High magnetic fields were used to deform spherical nanocapsules, self-assembled from bola-amphiphilic sexithiophene molecules. At low fields the deformation -- measured through linear birefringence -- scales quadratically with the capsule radius and with the magnetic field strength. These data confirm a long standing theoretical prediction (W. Helfrich, Phys. Lett. {\\bf 43A}, 409 (1973)), and permits the determination of the bending rigidity of the capsules as (2.6$\\pm$0.8)$\\times 10^{-21}$ J. At high fields, an enhanced rigidity is found which cannot be explained within the Helfrich model. We","authors_text":"A. Fasolino, A.F.M. Kilbinger, A.P.H.J. Schenning, E.W. Meijer, I.O. Shklyarevskiy, J.C. Maan, M.I. Katsnelson, O. Henze, O.V. Manyuhina, P.C.M. Christianen, P. Jonkheijm, W.J. Feast","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-03-12T15:28:12Z","title":"Anharmonic magnetic deformation of self-assembled molecular nanocapsules"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0703298","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":"sha256:937523f0ae6db45da0f4de059f6b1daa5bf9317dc2c118bca2b5c3770d468d6a","target":"record","created_at":"2026-05-18T01:39:37Z","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":"221144db8da05f51afcc140fde8f559d5f5606fb060d53690d6cea4b8545ad31","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-03-12T15:28:12Z","title_canon_sha256":"99536ff5b688360b3307eaf1b8dd32b5fbc5296724256983a173cb81d7baefc6"},"schema_version":"1.0","source":{"id":"cond-mat/0703298","kind":"arxiv","version":1}},"canonical_sha256":"c8b10fd268000e851543756113c92dadbf9ddd401f21a17ec61c8fdddddf49af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8b10fd268000e851543756113c92dadbf9ddd401f21a17ec61c8fdddddf49af","first_computed_at":"2026-05-18T01:39:37.846965Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:37.846965Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gqV8FInrI6vez5DkfA5oLJAF6yj9+EmzSB9heHBUC6zuC05t9BSb2Qec7OR9E9r/ZUvK6IoUKl63yYpKXmkVDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:37.847679Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0703298","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:937523f0ae6db45da0f4de059f6b1daa5bf9317dc2c118bca2b5c3770d468d6a","sha256:0b776e15843dab83d1a635038248163d7940e03c6d44aee47115bbc061bbeb70"],"state_sha256":"9d571f7f5a760552708712b63c931cef317ebf8148a6a48b073ed68328c37aaf"}