{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:KD6XYUL4CTAPNJUWCLU3NMYNJ3","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":"00afa1a21d0372b035dff3f970ee621ce38c90fdc2d5a6e99138a5ef8f38b3df","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-04-01T14:04:13Z","title_canon_sha256":"8768c6822ee5eae24ee6c9ac557f54334b6d8d3e3f70556b9158c7d27943a866"},"schema_version":"1.0","source":{"id":"1904.00862","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.00862","created_at":"2026-05-17T23:49:45Z"},{"alias_kind":"arxiv_version","alias_value":"1904.00862v1","created_at":"2026-05-17T23:49:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.00862","created_at":"2026-05-17T23:49:45Z"},{"alias_kind":"pith_short_12","alias_value":"KD6XYUL4CTAP","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"KD6XYUL4CTAPNJUW","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"KD6XYUL4","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:255a8c9d73b4f3131e8dc67524e3efbe6dab9f9a3d71357e40ebc8d586054b39","target":"graph","created_at":"2026-05-17T23:49:45Z","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 concept of local symmetry is a powerful tool in predicting complex transport phenomena in aperiodic media. A nonlocal continuity formalism reveals how local symmetries are encoded into the dynamics of light propagation in discrete waveguide arrays governed by a Schr\\\"odinger equation. However, the experimental demonstration is elusive so far. We fabricate representative examples of locally symmetric, globally symmetric and fully non-symmetric configurations in fs laser-written photonic arrays and probe their dynamics. Our approach allows to distinguish all three types of structures.","authors_text":"Alexander Szameit, Christian V. Morfonios, Malte R\\\"ontgen, Matthias Heinrich, Nora Schmitt, Peter Schmelcher, Steffen Weimann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-04-01T14:04:13Z","title":"Observation of Local Symmetry in a Photonic System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.00862","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":"sha256:06b38e8d4e4672be1b8efadf69c57a07c6028b372bf10edd8d505664d323a6f2","target":"record","created_at":"2026-05-17T23:49:45Z","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":"00afa1a21d0372b035dff3f970ee621ce38c90fdc2d5a6e99138a5ef8f38b3df","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-04-01T14:04:13Z","title_canon_sha256":"8768c6822ee5eae24ee6c9ac557f54334b6d8d3e3f70556b9158c7d27943a866"},"schema_version":"1.0","source":{"id":"1904.00862","kind":"arxiv","version":1}},"canonical_sha256":"50fd7c517c14c0f6a69612e9b6b30d4ee324953c098e85bc9030a6ad8df1648f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"50fd7c517c14c0f6a69612e9b6b30d4ee324953c098e85bc9030a6ad8df1648f","first_computed_at":"2026-05-17T23:49:45.287413Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:45.287413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dPqiJDfCRwunPDWr13CbsIb/OC4895GasetT2oN5XjFpoDQcov6CvMt7WK62iq6vRkjYvltOkqkPfGWn9nw/BA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:45.288033Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.00862","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:06b38e8d4e4672be1b8efadf69c57a07c6028b372bf10edd8d505664d323a6f2","sha256:255a8c9d73b4f3131e8dc67524e3efbe6dab9f9a3d71357e40ebc8d586054b39"],"state_sha256":"b609e53b24d2e1f4e329d0ac0992428af4e001e314d74461742b3ad1ff7116b5"}