{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FZ4ML5PPRS2VS52FYBUQVU3OLP","short_pith_number":"pith:FZ4ML5PP","canonical_record":{"source":{"id":"1710.00549","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-10-02T09:23:28Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.optics"],"title_canon_sha256":"10671159a76262fa429087589073e4ae08e5af1c702167d9a19804c7ac074c23","abstract_canon_sha256":"4abd3964bbdd4bde6e0d66e1930a7dfde52dee53f1ff54917f064a0d10719854"},"schema_version":"1.0"},"canonical_sha256":"2e78c5f5ef8cb5597745c0690ad36e5bd4249bcd4d7a1d0f8ace6eba44abf7e2","source":{"kind":"arxiv","id":"1710.00549","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.00549","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"arxiv_version","alias_value":"1710.00549v1","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.00549","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"pith_short_12","alias_value":"FZ4ML5PPRS2V","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FZ4ML5PPRS2VS52F","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FZ4ML5PP","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FZ4ML5PPRS2VS52FYBUQVU3OLP","target":"record","payload":{"canonical_record":{"source":{"id":"1710.00549","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-10-02T09:23:28Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.optics"],"title_canon_sha256":"10671159a76262fa429087589073e4ae08e5af1c702167d9a19804c7ac074c23","abstract_canon_sha256":"4abd3964bbdd4bde6e0d66e1930a7dfde52dee53f1ff54917f064a0d10719854"},"schema_version":"1.0"},"canonical_sha256":"2e78c5f5ef8cb5597745c0690ad36e5bd4249bcd4d7a1d0f8ace6eba44abf7e2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:54.450484Z","signature_b64":"7QnnBRvqgnt/GhZ6wB9AFBUQefyoWZ0841K6dtH32PuzRx+UOoRZU3WhD7Bjrpph4wfcAMZpenUrmxKel2+dAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e78c5f5ef8cb5597745c0690ad36e5bd4249bcd4d7a1d0f8ace6eba44abf7e2","last_reissued_at":"2026-05-18T00:33:54.449856Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:54.449856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.00549","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:33:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YHJsvB3HH7J8Xc8wgfHQXKoAdKnyT8T1hpPF3X20F//KmNDXE2b2puD577sNItM0g7Onlu/xG/AmaiSbrjcAAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:19:30.136494Z"},"content_sha256":"fb21ff03e996b5db6b181697b064076c2796cdd201e886b8bd1aa55fbdd44772","schema_version":"1.0","event_id":"sha256:fb21ff03e996b5db6b181697b064076c2796cdd201e886b8bd1aa55fbdd44772"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FZ4ML5PPRS2VS52FYBUQVU3OLP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase time and transmission probability in the traversal of a PT-symmetric potential: the case of an electromagnetic waveguide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.optics"],"primary_cat":"quant-ph","authors_text":"A. Naddeo, M. Di Mauro, S. Esposito","submitted_at":"2017-10-02T09:23:28Z","abstract_excerpt":"We study the unconventional transmission properties of a wave-packet through a PT-symmetric potential region, as describing actual electromagnetic wave propagation along a waveguide filled with gain and loss media. The non-trivial behavior of the transmission probability manifests in the giant amplification of the incident electromagnetic signal of given wavelengths for well-defined configurations, depending on the gain/loss contrast. Maximum transmission peaks are related to spectral singularities and a strict correlation exists between the \"resonant\" wavelengths and the gain/loss contrast. T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.00549","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:33:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g3qwQ5WFi3kOM/hv5eEl8tkk9ckEfTqf8DG3FajaKoh7smQKEGjFcSEEtI+y02AVyCABpCPXk0NqqLHdu74XBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:19:30.137222Z"},"content_sha256":"bd260591145f4b55a1c2d942e75458ab4ff8f6de623c6dc2814d23b9b1c799b6","schema_version":"1.0","event_id":"sha256:bd260591145f4b55a1c2d942e75458ab4ff8f6de623c6dc2814d23b9b1c799b6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/bundle.json","state_url":"https://pith.science/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-09T02:19:30Z","links":{"resolver":"https://pith.science/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP","bundle":"https://pith.science/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/bundle.json","state":"https://pith.science/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FZ4ML5PPRS2VS52FYBUQVU3OLP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FZ4ML5PPRS2VS52FYBUQVU3OLP","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":"4abd3964bbdd4bde6e0d66e1930a7dfde52dee53f1ff54917f064a0d10719854","cross_cats_sorted":["cond-mat.mtrl-sci","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-10-02T09:23:28Z","title_canon_sha256":"10671159a76262fa429087589073e4ae08e5af1c702167d9a19804c7ac074c23"},"schema_version":"1.0","source":{"id":"1710.00549","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.00549","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"arxiv_version","alias_value":"1710.00549v1","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.00549","created_at":"2026-05-18T00:33:54Z"},{"alias_kind":"pith_short_12","alias_value":"FZ4ML5PPRS2V","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FZ4ML5PPRS2VS52F","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FZ4ML5PP","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:bd260591145f4b55a1c2d942e75458ab4ff8f6de623c6dc2814d23b9b1c799b6","target":"graph","created_at":"2026-05-18T00:33:54Z","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 study the unconventional transmission properties of a wave-packet through a PT-symmetric potential region, as describing actual electromagnetic wave propagation along a waveguide filled with gain and loss media. The non-trivial behavior of the transmission probability manifests in the giant amplification of the incident electromagnetic signal of given wavelengths for well-defined configurations, depending on the gain/loss contrast. Maximum transmission peaks are related to spectral singularities and a strict correlation exists between the \"resonant\" wavelengths and the gain/loss contrast. T","authors_text":"A. Naddeo, M. Di Mauro, S. Esposito","cross_cats":["cond-mat.mtrl-sci","physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-10-02T09:23:28Z","title":"Phase time and transmission probability in the traversal of a PT-symmetric potential: the case of an electromagnetic waveguide"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.00549","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:fb21ff03e996b5db6b181697b064076c2796cdd201e886b8bd1aa55fbdd44772","target":"record","created_at":"2026-05-18T00:33:54Z","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":"4abd3964bbdd4bde6e0d66e1930a7dfde52dee53f1ff54917f064a0d10719854","cross_cats_sorted":["cond-mat.mtrl-sci","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-10-02T09:23:28Z","title_canon_sha256":"10671159a76262fa429087589073e4ae08e5af1c702167d9a19804c7ac074c23"},"schema_version":"1.0","source":{"id":"1710.00549","kind":"arxiv","version":1}},"canonical_sha256":"2e78c5f5ef8cb5597745c0690ad36e5bd4249bcd4d7a1d0f8ace6eba44abf7e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e78c5f5ef8cb5597745c0690ad36e5bd4249bcd4d7a1d0f8ace6eba44abf7e2","first_computed_at":"2026-05-18T00:33:54.449856Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:54.449856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7QnnBRvqgnt/GhZ6wB9AFBUQefyoWZ0841K6dtH32PuzRx+UOoRZU3WhD7Bjrpph4wfcAMZpenUrmxKel2+dAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:54.450484Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.00549","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fb21ff03e996b5db6b181697b064076c2796cdd201e886b8bd1aa55fbdd44772","sha256:bd260591145f4b55a1c2d942e75458ab4ff8f6de623c6dc2814d23b9b1c799b6"],"state_sha256":"8ae4d16745848e3e957d0f7f0a610f4042055e19a4abd33cd24392a0d2b3ca83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PlPnrPFDrS6WQH8d7HICJRJmEVNVnXRgzbTSr8aR5j0YMMxqnkjycD4grgt05mk/P7Xd/8pm5E+SFCgb2dT0CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T02:19:30.141281Z","bundle_sha256":"1c1fd0b143ebd6670e358a8a5569e765212c36feafad1278f87ee02109629e99"}}