{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:7UHCWK2UWVL2335W752XBZF4P3","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":"34456a74e097b4012166a282333f6208f84862f29166d73552aba4003b25f850","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-02-16T13:22:13Z","title_canon_sha256":"0b5ac462c3d6ff9ee9960f3ca6e789fa568a9a8a8b3cb2cc9189e5766e342ca6"},"schema_version":"1.0","source":{"id":"2302.08280","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.08280","created_at":"2026-07-05T05:42:36Z"},{"alias_kind":"arxiv_version","alias_value":"2302.08280v1","created_at":"2026-07-05T05:42:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.08280","created_at":"2026-07-05T05:42:36Z"},{"alias_kind":"pith_short_12","alias_value":"7UHCWK2UWVL2","created_at":"2026-07-05T05:42:36Z"},{"alias_kind":"pith_short_16","alias_value":"7UHCWK2UWVL2335W","created_at":"2026-07-05T05:42:36Z"},{"alias_kind":"pith_short_8","alias_value":"7UHCWK2U","created_at":"2026-07-05T05:42:36Z"}],"graph_snapshots":[{"event_id":"sha256:ac061a246d714be97d75f10dfb4fbd470c85f643bcf352668fb311f9701c5642","target":"graph","created_at":"2026-07-05T05:42:36Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2302.08280/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Based on suitable system architectures and realistic specifications, transmit OSNR penalties and spectral constraints of multi-wavelength transponders are identified and analyzed in a network study. We report up to 70% less required lasers at the expense of a slight increase in number of lightpaths.","authors_text":"Carmen Mas-Machuca, Helmut Griesser, Jasper M\\\"uller, J\\\"org-Peter Elbers, Ognjen Jovanovic, Tobias Fehenberger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-02-16T13:22:13Z","title":"Comparison of Single-Wavelength and Multi-Wavelength Transponders in a Physical-layer-aware Network Planning Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.08280","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":"sha256:26e78fcd72e9c58dc3b7f2ff30e63ce3aa2d47bf214519324e2810fffab9659e","target":"record","created_at":"2026-07-05T05:42:36Z","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":"34456a74e097b4012166a282333f6208f84862f29166d73552aba4003b25f850","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-02-16T13:22:13Z","title_canon_sha256":"0b5ac462c3d6ff9ee9960f3ca6e789fa568a9a8a8b3cb2cc9189e5766e342ca6"},"schema_version":"1.0","source":{"id":"2302.08280","kind":"arxiv","version":1}},"canonical_sha256":"fd0e2b2b54b557adefb6ff7570e4bc7ef1e001e6b4f0d8838e995837cc7cfec4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fd0e2b2b54b557adefb6ff7570e4bc7ef1e001e6b4f0d8838e995837cc7cfec4","first_computed_at":"2026-07-05T05:42:36.388294Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:42:36.388294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5YYr/zC9KfBaW3ZCDii+YKplWxzWubbP8QPg/zqTZDRdKpIrf9OOmmDnUy+1N8A9EuqBdoWu5gRIbC2Sl34NBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:42:36.388853Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.08280","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26e78fcd72e9c58dc3b7f2ff30e63ce3aa2d47bf214519324e2810fffab9659e","sha256:ac061a246d714be97d75f10dfb4fbd470c85f643bcf352668fb311f9701c5642"],"state_sha256":"41936141584864dad0826a1a839d27575f928ee44f2bcf6a53518fe7fe5cb752"}