{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:FOEXTIMBDML2BD7JGBE6DPAS5A","short_pith_number":"pith:FOEXTIMB","schema_version":"1.0","canonical_sha256":"2b8979a1811b17a08fe93049e1bc12e800ba8bb8a8440bd4dc6650e65a28e971","source":{"kind":"arxiv","id":"1708.06313","version":1},"attestation_state":"computed","paper":{"title":"A survey on fiber nonlinearity compensation for 400 Gbps and beyond optical communication systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Abdelkerim Amari, Octavia A. Dobre, O. S. Sunish Kumar, Philippe Ciblat, Ramachandran Venkatesan, Yves Jaou\\\"en","submitted_at":"2017-08-21T16:33:35Z","abstract_excerpt":"Optical communication systems represent the backbone of modern communication networks. Since their deployment, different fiber technologies have been used to deal with optical fiber impairments such as dispersion-shifted fibers and dispersion-compensation fibers. In recent years, thanks to the introduction of coherent detection based systems, fiber impairments can be mitigated using digital signal processing (DSP) algorithms. Coherent systems are used in the current 100 Gbps wavelength-division multiplexing (WDM) standard technology. They allow the increase of spectral efficiency by using mult"},"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":"1708.06313","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-08-21T16:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"c30f63cdf6d7206bccd1da62948bf7c05cdc25a67da5e943a98f6389a2fa1c59","abstract_canon_sha256":"f23f406326cdfa6d9d23bb6c1772571316996526be4f2dcd91c19a039b75e1df"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:42.629519Z","signature_b64":"hpBZRhoOuhpic65L/3IQlfvPUK8NC606qVGDfrJIBp2s753fVOgzG99zHxYy2ugLCVDrm3qvvRUSJL2JK/sbDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2b8979a1811b17a08fe93049e1bc12e800ba8bb8a8440bd4dc6650e65a28e971","last_reissued_at":"2026-05-18T00:37:42.628814Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:42.628814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A survey on fiber nonlinearity compensation for 400 Gbps and beyond optical communication systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Abdelkerim Amari, Octavia A. Dobre, O. S. Sunish Kumar, Philippe Ciblat, Ramachandran Venkatesan, Yves Jaou\\\"en","submitted_at":"2017-08-21T16:33:35Z","abstract_excerpt":"Optical communication systems represent the backbone of modern communication networks. Since their deployment, different fiber technologies have been used to deal with optical fiber impairments such as dispersion-shifted fibers and dispersion-compensation fibers. In recent years, thanks to the introduction of coherent detection based systems, fiber impairments can be mitigated using digital signal processing (DSP) algorithms. Coherent systems are used in the current 100 Gbps wavelength-division multiplexing (WDM) standard technology. They allow the increase of spectral efficiency by using mult"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.06313","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1708.06313","created_at":"2026-05-18T00:37:42.628925+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.06313v1","created_at":"2026-05-18T00:37:42.628925+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.06313","created_at":"2026-05-18T00:37:42.628925+00:00"},{"alias_kind":"pith_short_12","alias_value":"FOEXTIMBDML2","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_16","alias_value":"FOEXTIMBDML2BD7J","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_8","alias_value":"FOEXTIMB","created_at":"2026-05-18T12:31:15.632608+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/FOEXTIMBDML2BD7JGBE6DPAS5A","json":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A.json","graph_json":"https://pith.science/api/pith-number/FOEXTIMBDML2BD7JGBE6DPAS5A/graph.json","events_json":"https://pith.science/api/pith-number/FOEXTIMBDML2BD7JGBE6DPAS5A/events.json","paper":"https://pith.science/paper/FOEXTIMB"},"agent_actions":{"view_html":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A","download_json":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A.json","view_paper":"https://pith.science/paper/FOEXTIMB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.06313&json=true","fetch_graph":"https://pith.science/api/pith-number/FOEXTIMBDML2BD7JGBE6DPAS5A/graph.json","fetch_events":"https://pith.science/api/pith-number/FOEXTIMBDML2BD7JGBE6DPAS5A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A/action/storage_attestation","attest_author":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A/action/author_attestation","sign_citation":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A/action/citation_signature","submit_replication":"https://pith.science/pith/FOEXTIMBDML2BD7JGBE6DPAS5A/action/replication_record"}},"created_at":"2026-05-18T00:37:42.628925+00:00","updated_at":"2026-05-18T00:37:42.628925+00:00"}