{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:KJZP7AMK3MZHI6CPRWKREXBHTL","short_pith_number":"pith:KJZP7AMK","schema_version":"1.0","canonical_sha256":"5272ff818adb3274784f8d95125c279acb2a56fefb4f173a61570cace5d3d12c","source":{"kind":"arxiv","id":"1205.2193","version":2},"attestation_state":"computed","paper":{"title":"Analytical Modeling of Nonlinear Propagation in a Strongly Dispersive Optical Communication System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Pontus Johannisson","submitted_at":"2012-05-10T08:33:24Z","abstract_excerpt":"Recently an analytical model was presented that treats the nonlinear signal distortion from the Kerr nonlinearity in optical transmission systems as additive white Gaussian noise. This important model predicts the impact of the Kerr nonlinearity in systems operating at a high symbol rate and where the accumulated dispersion at the receiver is large. Starting from the suggested model for the propagating signal, we here give an independent and different calculation of the main result. The analysis is based on the Manakov equation with attenuation included and a complete and detailed derivation i"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1205.2193","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-05-10T08:33:24Z","cross_cats_sorted":[],"title_canon_sha256":"5cc305b3d13b07cc304f7f9bfb40ac322b8f9d97349f29fa83a346ed815b00b9","abstract_canon_sha256":"910ee0136d82c225a463b3d9fe9bd8277dbca3a4a64bbe38f649ab7fcc45f0a3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:34.073112Z","signature_b64":"RZKsli9zlX+F+IMqDmfExE9VJbGxScycc8mbF9fMb/gSKhrWE0FdktT8BxRs9U1BV+LJPS0y5XvLIHTIH1GUCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5272ff818adb3274784f8d95125c279acb2a56fefb4f173a61570cace5d3d12c","last_reissued_at":"2026-05-18T01:57:34.072460Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:34.072460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Analytical Modeling of Nonlinear Propagation in a Strongly Dispersive Optical Communication System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Pontus Johannisson","submitted_at":"2012-05-10T08:33:24Z","abstract_excerpt":"Recently an analytical model was presented that treats the nonlinear signal distortion from the Kerr nonlinearity in optical transmission systems as additive white Gaussian noise. This important model predicts the impact of the Kerr nonlinearity in systems operating at a high symbol rate and where the accumulated dispersion at the receiver is large. Starting from the suggested model for the propagating signal, we here give an independent and different calculation of the main result. The analysis is based on the Manakov equation with attenuation included and a complete and detailed derivation i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2193","kind":"arxiv","version":2},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1205.2193","created_at":"2026-05-18T01:57:34.072567+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.2193v2","created_at":"2026-05-18T01:57:34.072567+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2193","created_at":"2026-05-18T01:57:34.072567+00:00"},{"alias_kind":"pith_short_12","alias_value":"KJZP7AMK3MZH","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_16","alias_value":"KJZP7AMK3MZHI6CP","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_8","alias_value":"KJZP7AMK","created_at":"2026-05-18T12:27:11.947152+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL","json":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL.json","graph_json":"https://pith.science/api/pith-number/KJZP7AMK3MZHI6CPRWKREXBHTL/graph.json","events_json":"https://pith.science/api/pith-number/KJZP7AMK3MZHI6CPRWKREXBHTL/events.json","paper":"https://pith.science/paper/KJZP7AMK"},"agent_actions":{"view_html":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL","download_json":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL.json","view_paper":"https://pith.science/paper/KJZP7AMK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.2193&json=true","fetch_graph":"https://pith.science/api/pith-number/KJZP7AMK3MZHI6CPRWKREXBHTL/graph.json","fetch_events":"https://pith.science/api/pith-number/KJZP7AMK3MZHI6CPRWKREXBHTL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL/action/storage_attestation","attest_author":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL/action/author_attestation","sign_citation":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL/action/citation_signature","submit_replication":"https://pith.science/pith/KJZP7AMK3MZHI6CPRWKREXBHTL/action/replication_record"}},"created_at":"2026-05-18T01:57:34.072567+00:00","updated_at":"2026-05-18T01:57:34.072567+00:00"}