{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PFDXZF33YBVVJKDX6XXFLXDN3T","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":"a72b5b6279c7cbc87c093d1f26af704670eecb05b73e844fa18d7dcc9f3ed122","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-02-24T12:30:23Z","title_canon_sha256":"5e8e8cd63636c4bdad2697a0d99882825782e4aaf7ca87b1f2e829cef2079f2e"},"schema_version":"1.0","source":{"id":"1802.08840","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.08840","created_at":"2026-05-18T00:22:36Z"},{"alias_kind":"arxiv_version","alias_value":"1802.08840v1","created_at":"2026-05-18T00:22:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.08840","created_at":"2026-05-18T00:22:36Z"},{"alias_kind":"pith_short_12","alias_value":"PFDXZF33YBVV","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PFDXZF33YBVVJKDX","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PFDXZF33","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:9a45c907703dab1ba34fc54e3a8267ace91ca730087d36d4d9ef9cda2c11d169","target":"graph","created_at":"2026-05-18T00:22:36Z","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":"Combining loss and gain components in one photonic heterostructure opens a new route to efficient manipulation by radiation, transmission, absorption, and scattering of electromagnetic waves. Therefore, loss/gain structures enabling ${\\cal PT}$-symmetric and ${\\cal PT}$-broken phases for eigenvalues have extensively been studied in the last decade. In particular, translation from one phase to another, which occurs at the critical point in the two-channel structures with one-dimensional loss/gain components, is often associated with one-way transmission. In this report, broadband mixing of the ","authors_text":"Andriy E. Serebryannikov, Costas M. Soukoulis, Ege \\\"Ozg\\\"un, Ekmel Ozbay","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-02-24T12:30:23Z","title":"Broadband mixing of ${\\cal PT}$-symmetric and ${\\cal PT}$-broken phases in photonic heterostructures with a one-dimensional loss/gain bilayer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.08840","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":"sha256:79a172411fa44aeaf3034a414bb362e3d97801c64bfa51acec01ba8ed4bd3847","target":"record","created_at":"2026-05-18T00:22:36Z","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":"a72b5b6279c7cbc87c093d1f26af704670eecb05b73e844fa18d7dcc9f3ed122","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-02-24T12:30:23Z","title_canon_sha256":"5e8e8cd63636c4bdad2697a0d99882825782e4aaf7ca87b1f2e829cef2079f2e"},"schema_version":"1.0","source":{"id":"1802.08840","kind":"arxiv","version":1}},"canonical_sha256":"79477c977bc06b54a877f5ee55dc6ddcd5a9673c2ea004cf4b3ddb6b245c1f28","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"79477c977bc06b54a877f5ee55dc6ddcd5a9673c2ea004cf4b3ddb6b245c1f28","first_computed_at":"2026-05-18T00:22:36.294651Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:22:36.294651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vp2q7n1iR2PeD5ZMpobIWv6Hp9wCHWdHRwCP9AXFWVBimJbXHeJPEELlp4Ti4KbIbZiGnx9wEskJNN66DDzvBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:22:36.295275Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.08840","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:79a172411fa44aeaf3034a414bb362e3d97801c64bfa51acec01ba8ed4bd3847","sha256:9a45c907703dab1ba34fc54e3a8267ace91ca730087d36d4d9ef9cda2c11d169"],"state_sha256":"4c5079c7595878df08464ee7d95a399841de337edf268be0e4d91f72aaededd3"}