{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:IKJTDVEQYN64E5ZEHGYRBVULN4","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":"2beea4ca0b991c1a58546ccf099a21e2b89bc0f871904ea8863a261eec716afe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-05-22T03:00:36Z","title_canon_sha256":"7ce14a229e10bc3c5b5f933de096589fa681a30577435b12e5d91a28da5addd7"},"schema_version":"1.0","source":{"id":"1805.08371","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.08371","created_at":"2026-05-18T00:09:13Z"},{"alias_kind":"arxiv_version","alias_value":"1805.08371v1","created_at":"2026-05-18T00:09:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08371","created_at":"2026-05-18T00:09:13Z"},{"alias_kind":"pith_short_12","alias_value":"IKJTDVEQYN64","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IKJTDVEQYN64E5ZE","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IKJTDVEQ","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:f16c94944fc9b8a58c4776b7cb60ba17498f96af23cd6ff9f8aa47e23f078c09","target":"graph","created_at":"2026-05-18T00:09:13Z","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":"We report a computational strategy to obtain the charges of individual dielectric particles from experimental observation of their interactions as a function of time. This strategy uses evolutionary optimization to minimize the difference between trajectories extracted from experiment and simulated trajectories based on many-particle force fields. The force fields include both Coulombic interactions and dielectric polarization effects that arise due to particle-particle charge mismatch and particle-environment dielectric contrast. The strategy was applied to systems of free falling charged gra","authors_text":"Heinrich M. Jaeger, Jiyuan Li, Juan J. de Pablo, Olle G. Heinonen, Victor Lee, Xikai Jiang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-05-22T03:00:36Z","title":"Evolutionary strategy for inverse charge measurements of dielectric particles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08371","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":"sha256:7536e0418fb92e924a5807f00a68192cdba50ceb1bbe9eb6c79567a4f6862c6c","target":"record","created_at":"2026-05-18T00:09:13Z","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":"2beea4ca0b991c1a58546ccf099a21e2b89bc0f871904ea8863a261eec716afe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-05-22T03:00:36Z","title_canon_sha256":"7ce14a229e10bc3c5b5f933de096589fa681a30577435b12e5d91a28da5addd7"},"schema_version":"1.0","source":{"id":"1805.08371","kind":"arxiv","version":1}},"canonical_sha256":"429331d490c37dc2772439b110d68b6f3610822893a670840f12d2496602363e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"429331d490c37dc2772439b110d68b6f3610822893a670840f12d2496602363e","first_computed_at":"2026-05-18T00:09:13.880878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:13.880878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kSdWdGBf95wOYVfOdVgQMUs7WF4RI2eBfddlZorqMKNeLoH++jUPgNL/8sEQ1HirbKh7KwEJ3LlUTX+y00HaBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:13.881427Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.08371","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7536e0418fb92e924a5807f00a68192cdba50ceb1bbe9eb6c79567a4f6862c6c","sha256:f16c94944fc9b8a58c4776b7cb60ba17498f96af23cd6ff9f8aa47e23f078c09"],"state_sha256":"632311100d0c95a765ed20b529176bf3a849a03888eb69721df0113da3c9e7c7"}