{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:GXLZYJXXPBPLHSE55WPZG43KZS","short_pith_number":"pith:GXLZYJXX","schema_version":"1.0","canonical_sha256":"35d79c26f7785eb3c89ded9f93736acc98cdae474e35eeb073e84969e2ce5147","source":{"kind":"arxiv","id":"1802.00402","version":1},"attestation_state":"computed","paper":{"title":"Analysis of WDM-PON for Next-Generation Back- and Fronthaul","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Joerg-Peter Elbers, Klaus Grobe","submitted_at":"2018-02-01T17:24:23Z","abstract_excerpt":"An analysis of next-generation infrastructure for mobile back- and fronthaul is presented. The same infrastructure can be used for wireline backhaul and dedicated business access. Possible coexistence with FTTH residential access based on NG-PON2 TWDM is also analyzed. Further, different locations for pools of base-band units in fronthaul scenarios are compared with regard to resulting cost. It turns out that fronthaul with highly concentrated base-band unit pools can be cost-efficient even if fronthaul bit rates reach 10 Gb/s."},"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":"1802.00402","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-02-01T17:24:23Z","cross_cats_sorted":[],"title_canon_sha256":"efdee98a7740a6d598df022f666712f449fbc5fa972f9cab8a19e25eb13e6db1","abstract_canon_sha256":"295d8d8ccbc1b7fc32304249bde3bb43ec73d7551a050e114ce05174293e6f87"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:35.895659Z","signature_b64":"qvALkCqtNVqtqqmsWzpbWW3sPD4WMWM6qmHMw3ZpJbt8R/kz2U8no891qHBfmqaHhHkHdU1DeMsmbqjwTlCgAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35d79c26f7785eb3c89ded9f93736acc98cdae474e35eeb073e84969e2ce5147","last_reissued_at":"2026-05-18T00:24:35.895212Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:35.895212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Analysis of WDM-PON for Next-Generation Back- and Fronthaul","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Joerg-Peter Elbers, Klaus Grobe","submitted_at":"2018-02-01T17:24:23Z","abstract_excerpt":"An analysis of next-generation infrastructure for mobile back- and fronthaul is presented. The same infrastructure can be used for wireline backhaul and dedicated business access. Possible coexistence with FTTH residential access based on NG-PON2 TWDM is also analyzed. Further, different locations for pools of base-band units in fronthaul scenarios are compared with regard to resulting cost. It turns out that fronthaul with highly concentrated base-band unit pools can be cost-efficient even if fronthaul bit rates reach 10 Gb/s."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.00402","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":"1802.00402","created_at":"2026-05-18T00:24:35.895281+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.00402v1","created_at":"2026-05-18T00:24:35.895281+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.00402","created_at":"2026-05-18T00:24:35.895281+00:00"},{"alias_kind":"pith_short_12","alias_value":"GXLZYJXXPBPL","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_16","alias_value":"GXLZYJXXPBPLHSE5","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_8","alias_value":"GXLZYJXX","created_at":"2026-05-18T12:32:25.280505+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/GXLZYJXXPBPLHSE55WPZG43KZS","json":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS.json","graph_json":"https://pith.science/api/pith-number/GXLZYJXXPBPLHSE55WPZG43KZS/graph.json","events_json":"https://pith.science/api/pith-number/GXLZYJXXPBPLHSE55WPZG43KZS/events.json","paper":"https://pith.science/paper/GXLZYJXX"},"agent_actions":{"view_html":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS","download_json":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS.json","view_paper":"https://pith.science/paper/GXLZYJXX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.00402&json=true","fetch_graph":"https://pith.science/api/pith-number/GXLZYJXXPBPLHSE55WPZG43KZS/graph.json","fetch_events":"https://pith.science/api/pith-number/GXLZYJXXPBPLHSE55WPZG43KZS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS/action/storage_attestation","attest_author":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS/action/author_attestation","sign_citation":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS/action/citation_signature","submit_replication":"https://pith.science/pith/GXLZYJXXPBPLHSE55WPZG43KZS/action/replication_record"}},"created_at":"2026-05-18T00:24:35.895281+00:00","updated_at":"2026-05-18T00:24:35.895281+00:00"}