{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MWRBJXUGREXAAEYWBTWKHQCBPJ","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":"1fd62eb53f50dd4804970ce323f2e99eafa4240ccb0068817bbb8e8bd58a58de","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-06-26T16:30:07Z","title_canon_sha256":"31d1e83dafb9a3f5ba11caaf816fd546ad0c5c9c3f57b394483db2f61515aaa8"},"schema_version":"1.0","source":{"id":"1706.08460","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.08460","created_at":"2026-05-18T00:30:03Z"},{"alias_kind":"arxiv_version","alias_value":"1706.08460v2","created_at":"2026-05-18T00:30:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.08460","created_at":"2026-05-18T00:30:03Z"},{"alias_kind":"pith_short_12","alias_value":"MWRBJXUGREXA","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MWRBJXUGREXAAEYW","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MWRBJXUG","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:8c1afe732cd740dddc41dd6bc8246977c5e39277fc82c81fc9404cbefca935bf","target":"graph","created_at":"2026-05-18T00:30:03Z","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 effectiveness of molecular-based light harvesting relies on transport of optical excitations, excitons, to charg-transfer sites. Measuring exciton migration has, however, been challenging because of the mismatch between nanoscale migration lengths and the diffraction limit. In organic semiconductors, common bulk methods employ a series of films terminated at quenching substrates, altering the spatioenergetic landscape for migration. Here we instead define quenching boundaries all-optically with sub-diffraction resolution, thus characterizing spatiotemporal exciton migration on its native n","authors_text":"Lucas D. S. Ginsberg, Naomi S. Ginsberg, Rodrigo Noriega, Samuel B. Penwell","cross_cats":["cond-mat.soft"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-06-26T16:30:07Z","title":"Resolving ultrafast exciton migration in organic solids at the nanoscale"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.08460","kind":"arxiv","version":2},"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":"sha256:01aaa0257b9f4ff47efba01ad532a813273b05680e665997cdf945d6fd812f4f","target":"record","created_at":"2026-05-18T00:30:03Z","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":"1fd62eb53f50dd4804970ce323f2e99eafa4240ccb0068817bbb8e8bd58a58de","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-06-26T16:30:07Z","title_canon_sha256":"31d1e83dafb9a3f5ba11caaf816fd546ad0c5c9c3f57b394483db2f61515aaa8"},"schema_version":"1.0","source":{"id":"1706.08460","kind":"arxiv","version":2}},"canonical_sha256":"65a214de86892e0013160ceca3c0417a41fcfd336f9d6e47b2947fd175be55cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65a214de86892e0013160ceca3c0417a41fcfd336f9d6e47b2947fd175be55cd","first_computed_at":"2026-05-18T00:30:03.569682Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:03.569682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9SdXEU+WRL/Lm3mDBF8mZE7hkkoL+G5VHxgCR4Kiai5VKp7s3AXcX6ApYlqqBboD5hBDfnIgk6s10EjYZ3+DCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:03.570253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.08460","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01aaa0257b9f4ff47efba01ad532a813273b05680e665997cdf945d6fd812f4f","sha256:8c1afe732cd740dddc41dd6bc8246977c5e39277fc82c81fc9404cbefca935bf"],"state_sha256":"b0605676d833e710ed096f425cba5fd366042b8ef8cd7969fb556771ea5fe51c"}