{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:HMYDLL46RK5KMTEHKODEAR5TPH","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":"8ac72890318f5506a59e254cf744e1da6e23b2bf1a7ea4beaa9818b78fb75963","cross_cats_sorted":[],"license":"","primary_cat":"physics.optics","submitted_at":"2007-11-20T06:50:49Z","title_canon_sha256":"0b849d3c6bdfc134f68a30777e9784db30fa8fce0b4f72dadcee82ce75d98218"},"schema_version":"1.0","source":{"id":"0711.3064","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0711.3064","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"0711.3064v1","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0711.3064","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"HMYDLL46RK5K","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"HMYDLL46RK5KMTEH","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"HMYDLL46","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:e8b66f7d89ad4dbfc912d4043a7dbc37e5c430c61f87352a79b976bc6bf8ec07","target":"graph","created_at":"2026-05-18T04:09:36Z","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 predict that optical Bloch oscillations can be observed in layered structures with left-handed metamaterials and zero average refractive index where the layer thickness varies linearly across the structure. We demonstrate a new type of the Bloch oscillations associated with coupled surface waves excited at the interfaces between the layers with left-handed material and conventional dielectric.","authors_text":"Andrey A. Sukhorukov, Artur R. Davoyan, Ilya V. Shadrivov, Yuri S. Kivshar","cross_cats":[],"headline":"","license":"","primary_cat":"physics.optics","submitted_at":"2007-11-20T06:50:49Z","title":"Optical Bloch oscillations in periodic structures with metamaterials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0711.3064","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":"sha256:43d205dd348fa84be826bb3e5eb54e44329ed86f35a27546806264362271b218","target":"record","created_at":"2026-05-18T04:09:36Z","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":"8ac72890318f5506a59e254cf744e1da6e23b2bf1a7ea4beaa9818b78fb75963","cross_cats_sorted":[],"license":"","primary_cat":"physics.optics","submitted_at":"2007-11-20T06:50:49Z","title_canon_sha256":"0b849d3c6bdfc134f68a30777e9784db30fa8fce0b4f72dadcee82ce75d98218"},"schema_version":"1.0","source":{"id":"0711.3064","kind":"arxiv","version":1}},"canonical_sha256":"3b3035af9e8abaa64c8753864047b379c9f21a3de78edd487374bc48c23fef89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b3035af9e8abaa64c8753864047b379c9f21a3de78edd487374bc48c23fef89","first_computed_at":"2026-05-18T04:09:36.494061Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:36.494061Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"noqMle6UwVx8sMzj98eS/4lOhi0BqcQNmbam7cGH7+fwoe8qnSVC0CYkGn8ddDqAs6bHfOUGM9vs5eSzM4ZDCg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:36.494508Z","signed_message":"canonical_sha256_bytes"},"source_id":"0711.3064","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43d205dd348fa84be826bb3e5eb54e44329ed86f35a27546806264362271b218","sha256:e8b66f7d89ad4dbfc912d4043a7dbc37e5c430c61f87352a79b976bc6bf8ec07"],"state_sha256":"b452b88b9a5bbdaa9b5b897a950f8992465bf05b5678ebeb483167f84fe823a4"}