{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:A7IJGRHNUBQFBGCHY7JTFN2HUM","short_pith_number":"pith:A7IJGRHN","canonical_record":{"source":{"id":"1712.02681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-07T15:45:58Z","cross_cats_sorted":[],"title_canon_sha256":"4406a9a7f5b573849d56b23cbe0585a154bc6b25013b98f5e0e7390b0f24be59","abstract_canon_sha256":"d26b856579d48c85be513a8cd8ca2756463612b6aec1ac5f68767c8d7f0ddb88"},"schema_version":"1.0"},"canonical_sha256":"07d09344eda060509847c7d332b747a31d5db0c934f344f1f7f7dbd5ecdbfe34","source":{"kind":"arxiv","id":"1712.02681","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.02681","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"arxiv_version","alias_value":"1712.02681v1","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.02681","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"pith_short_12","alias_value":"A7IJGRHNUBQF","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A7IJGRHNUBQFBGCH","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A7IJGRHN","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:A7IJGRHNUBQFBGCHY7JTFN2HUM","target":"record","payload":{"canonical_record":{"source":{"id":"1712.02681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-07T15:45:58Z","cross_cats_sorted":[],"title_canon_sha256":"4406a9a7f5b573849d56b23cbe0585a154bc6b25013b98f5e0e7390b0f24be59","abstract_canon_sha256":"d26b856579d48c85be513a8cd8ca2756463612b6aec1ac5f68767c8d7f0ddb88"},"schema_version":"1.0"},"canonical_sha256":"07d09344eda060509847c7d332b747a31d5db0c934f344f1f7f7dbd5ecdbfe34","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:41.934948Z","signature_b64":"b5YQloJ5EGqZOpjUi3FAyH0vFQfIRXUqUTzxIzVXx+CPeFd/VVlo6TAQJWlYQAN5Pdc0YzcUTKG0icP6K/wAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07d09344eda060509847c7d332b747a31d5db0c934f344f1f7f7dbd5ecdbfe34","last_reissued_at":"2026-05-18T00:17:41.934271Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:41.934271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.02681","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":"2026-05-18T00:17:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9wABJQdwPJeH7FL4hck47pKBzLohxfvCPQcxGUPJ3iThrtvWaIIy9d5j8ektJh9dj/K0aRwbLjW2H5SLHYSiBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T19:28:59.090763Z"},"content_sha256":"4b5c9b3c07c9bcf5c57b30a182ab69e5ccad51ff2a2c9226a3a57389a671309e","schema_version":"1.0","event_id":"sha256:4b5c9b3c07c9bcf5c57b30a182ab69e5ccad51ff2a2c9226a3a57389a671309e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:A7IJGRHNUBQFBGCHY7JTFN2HUM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electro-optical properties of Cu$_2$O in the regime of Franz-Keldysh oscillations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"David Ziemkiewicz, Gerard Czajkowski, Sylwia Zieli\\'nska-Raczy\\'nska","submitted_at":"2017-12-07T15:45:58Z","abstract_excerpt":"We present the analytical method enables one to compute the optical functions i.e., reflectivity, transmission and absorption including the excitonic effects for a semiconductor crystal exposed to a uniform electric field for energy region above the gap, for external field suitable to appearance of Franz-Keldysh (FK) oscillations. Our approach intrinsically takes into account the coherence between the carriers and the electromagnetic field. We quantitatively describe the amplitudes and periodicity of FK modulations and the influence of Rydberg excitons on FK effect is also taking into account."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.02681","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":"2026-05-18T00:17:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GCJzG6S1mHqasGkVg2H7EGCUJfyp5kbUXrzFcfycGXcl57e2GT3XxFulQxiXOtqTnJXWozJjXJDDd07tGpf1Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T19:28:59.091108Z"},"content_sha256":"829a869201ead1477f2254a1319640d694de2a7300932f2d0c67d3900d92c711","schema_version":"1.0","event_id":"sha256:829a869201ead1477f2254a1319640d694de2a7300932f2d0c67d3900d92c711"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/bundle.json","state_url":"https://pith.science/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/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":"2026-06-06T19:28:59Z","links":{"resolver":"https://pith.science/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM","bundle":"https://pith.science/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/bundle.json","state":"https://pith.science/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A7IJGRHNUBQFBGCHY7JTFN2HUM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:A7IJGRHNUBQFBGCHY7JTFN2HUM","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":"d26b856579d48c85be513a8cd8ca2756463612b6aec1ac5f68767c8d7f0ddb88","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-07T15:45:58Z","title_canon_sha256":"4406a9a7f5b573849d56b23cbe0585a154bc6b25013b98f5e0e7390b0f24be59"},"schema_version":"1.0","source":{"id":"1712.02681","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.02681","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"arxiv_version","alias_value":"1712.02681v1","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.02681","created_at":"2026-05-18T00:17:41Z"},{"alias_kind":"pith_short_12","alias_value":"A7IJGRHNUBQF","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A7IJGRHNUBQFBGCH","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A7IJGRHN","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:829a869201ead1477f2254a1319640d694de2a7300932f2d0c67d3900d92c711","target":"graph","created_at":"2026-05-18T00:17:41Z","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 present the analytical method enables one to compute the optical functions i.e., reflectivity, transmission and absorption including the excitonic effects for a semiconductor crystal exposed to a uniform electric field for energy region above the gap, for external field suitable to appearance of Franz-Keldysh (FK) oscillations. Our approach intrinsically takes into account the coherence between the carriers and the electromagnetic field. We quantitatively describe the amplitudes and periodicity of FK modulations and the influence of Rydberg excitons on FK effect is also taking into account.","authors_text":"David Ziemkiewicz, Gerard Czajkowski, Sylwia Zieli\\'nska-Raczy\\'nska","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-07T15:45:58Z","title":"Electro-optical properties of Cu$_2$O in the regime of Franz-Keldysh oscillations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.02681","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":"sha256:4b5c9b3c07c9bcf5c57b30a182ab69e5ccad51ff2a2c9226a3a57389a671309e","target":"record","created_at":"2026-05-18T00:17:41Z","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":"d26b856579d48c85be513a8cd8ca2756463612b6aec1ac5f68767c8d7f0ddb88","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-07T15:45:58Z","title_canon_sha256":"4406a9a7f5b573849d56b23cbe0585a154bc6b25013b98f5e0e7390b0f24be59"},"schema_version":"1.0","source":{"id":"1712.02681","kind":"arxiv","version":1}},"canonical_sha256":"07d09344eda060509847c7d332b747a31d5db0c934f344f1f7f7dbd5ecdbfe34","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07d09344eda060509847c7d332b747a31d5db0c934f344f1f7f7dbd5ecdbfe34","first_computed_at":"2026-05-18T00:17:41.934271Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:17:41.934271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b5YQloJ5EGqZOpjUi3FAyH0vFQfIRXUqUTzxIzVXx+CPeFd/VVlo6TAQJWlYQAN5Pdc0YzcUTKG0icP6K/wAAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:17:41.934948Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.02681","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b5c9b3c07c9bcf5c57b30a182ab69e5ccad51ff2a2c9226a3a57389a671309e","sha256:829a869201ead1477f2254a1319640d694de2a7300932f2d0c67d3900d92c711"],"state_sha256":"10d73d511d21b4121d39a0e221bb7b0130ad89aad08e7b24f5a3fd7b6134d0f3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hpJmTCJ/0jhbypIZCeFBIuy/YuMDIkMBZqJqSp5CNqyxICFqsO2yzvMAgPQB7ew2gpy229pPSkR9+RM2xpuNAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T19:28:59.093216Z","bundle_sha256":"6637e0d20b54f6de3c213607b4549e24c4aece2a0f84e63ff8f2b2cfc4a4780f"}}