{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:6BQG35PMBLNBCAXOMLZLTMQILP","short_pith_number":"pith:6BQG35PM","canonical_record":{"source":{"id":"1705.00776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-05-02T02:50:12Z","cross_cats_sorted":[],"title_canon_sha256":"5bab0cf53f21ba56310ab4e59edb338a5abca01684923ab53ac8719e86afe354","abstract_canon_sha256":"47e9f99b5943aaa560a66a3780d547207a7d6a70a97cf084374ebd320b7da92c"},"schema_version":"1.0"},"canonical_sha256":"f0606df5ec0ada1102ee62f2b9b2085bd93561a2bbaf76f4198a258009fe7b1a","source":{"kind":"arxiv","id":"1705.00776","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.00776","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"arxiv_version","alias_value":"1705.00776v1","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.00776","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"pith_short_12","alias_value":"6BQG35PMBLNB","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"6BQG35PMBLNBCAXO","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"6BQG35PM","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:6BQG35PMBLNBCAXOMLZLTMQILP","target":"record","payload":{"canonical_record":{"source":{"id":"1705.00776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-05-02T02:50:12Z","cross_cats_sorted":[],"title_canon_sha256":"5bab0cf53f21ba56310ab4e59edb338a5abca01684923ab53ac8719e86afe354","abstract_canon_sha256":"47e9f99b5943aaa560a66a3780d547207a7d6a70a97cf084374ebd320b7da92c"},"schema_version":"1.0"},"canonical_sha256":"f0606df5ec0ada1102ee62f2b9b2085bd93561a2bbaf76f4198a258009fe7b1a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:45:09.850132Z","signature_b64":"SpScZHs6H+Z4bDMfoJeAirkMzoRevKFWKNryySPzT070Uto/0xXLA77GCrYrlgafqp1LfDki6DkBNDzpiq14CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0606df5ec0ada1102ee62f2b9b2085bd93561a2bbaf76f4198a258009fe7b1a","last_reissued_at":"2026-05-18T00:45:09.849583Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:45:09.849583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.00776","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":"2026-05-18T00:45:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9sdB0kxd8b3pG2KjMWIzXfYJs425YlHE15VDBgsr4atAIxpIB3NnREgypryumEUv3Yhe+/uebbt0r5UcgPZhDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:16:01.881167Z"},"content_sha256":"048561ad756ad03e1b4bde5c3df26645d08f3634d5cb72ba765dba4f4695b76d","schema_version":"1.0","event_id":"sha256:048561ad756ad03e1b4bde5c3df26645d08f3634d5cb72ba765dba4f4695b76d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:6BQG35PMBLNBCAXOMLZLTMQILP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High speed optical processing via four-wave-mixing in a silicon waveguide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"A. Densmore, D.J. Moss, D-X. Xu, F. Li, M. Pelusi, R. Ma, S. Janz","submitted_at":"2017-05-02T02:50:12Z","abstract_excerpt":"We demonstrate all-optical demultiplexing at 160 Gigabits per second in the C-band, based on nonlinear optics using four-wave mixing (FWM) in a silicon nanowire. We achieve error-free operation with a penalty of ~ 3.9dB."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.00776","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":"2026-05-18T00:45:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z9w5IG4pQKcJPHab9NtlEOtbef0q57+94JR0o2KE/Lf6UKvtet+XnzBAdQ0VgXK9sNcSm8dUIGsX8X3+OZaNAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:16:01.881527Z"},"content_sha256":"933fcc47ab084658258d4404d3e9a72609250fa061a6247c789c433f0a371e29","schema_version":"1.0","event_id":"sha256:933fcc47ab084658258d4404d3e9a72609250fa061a6247c789c433f0a371e29"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6BQG35PMBLNBCAXOMLZLTMQILP/bundle.json","state_url":"https://pith.science/pith/6BQG35PMBLNBCAXOMLZLTMQILP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6BQG35PMBLNBCAXOMLZLTMQILP/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":"2026-06-03T02:16:01Z","links":{"resolver":"https://pith.science/pith/6BQG35PMBLNBCAXOMLZLTMQILP","bundle":"https://pith.science/pith/6BQG35PMBLNBCAXOMLZLTMQILP/bundle.json","state":"https://pith.science/pith/6BQG35PMBLNBCAXOMLZLTMQILP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6BQG35PMBLNBCAXOMLZLTMQILP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:6BQG35PMBLNBCAXOMLZLTMQILP","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":"47e9f99b5943aaa560a66a3780d547207a7d6a70a97cf084374ebd320b7da92c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-05-02T02:50:12Z","title_canon_sha256":"5bab0cf53f21ba56310ab4e59edb338a5abca01684923ab53ac8719e86afe354"},"schema_version":"1.0","source":{"id":"1705.00776","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.00776","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"arxiv_version","alias_value":"1705.00776v1","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.00776","created_at":"2026-05-18T00:45:09Z"},{"alias_kind":"pith_short_12","alias_value":"6BQG35PMBLNB","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"6BQG35PMBLNBCAXO","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"6BQG35PM","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:933fcc47ab084658258d4404d3e9a72609250fa061a6247c789c433f0a371e29","target":"graph","created_at":"2026-05-18T00:45:09Z","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 demonstrate all-optical demultiplexing at 160 Gigabits per second in the C-band, based on nonlinear optics using four-wave mixing (FWM) in a silicon nanowire. We achieve error-free operation with a penalty of ~ 3.9dB.","authors_text":"A. Densmore, D.J. Moss, D-X. Xu, F. Li, M. Pelusi, R. Ma, S. Janz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-05-02T02:50:12Z","title":"High speed optical processing via four-wave-mixing in a silicon waveguide"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.00776","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":"sha256:048561ad756ad03e1b4bde5c3df26645d08f3634d5cb72ba765dba4f4695b76d","target":"record","created_at":"2026-05-18T00:45:09Z","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":"47e9f99b5943aaa560a66a3780d547207a7d6a70a97cf084374ebd320b7da92c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-05-02T02:50:12Z","title_canon_sha256":"5bab0cf53f21ba56310ab4e59edb338a5abca01684923ab53ac8719e86afe354"},"schema_version":"1.0","source":{"id":"1705.00776","kind":"arxiv","version":1}},"canonical_sha256":"f0606df5ec0ada1102ee62f2b9b2085bd93561a2bbaf76f4198a258009fe7b1a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0606df5ec0ada1102ee62f2b9b2085bd93561a2bbaf76f4198a258009fe7b1a","first_computed_at":"2026-05-18T00:45:09.849583Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:45:09.849583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SpScZHs6H+Z4bDMfoJeAirkMzoRevKFWKNryySPzT070Uto/0xXLA77GCrYrlgafqp1LfDki6DkBNDzpiq14CA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:45:09.850132Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.00776","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:048561ad756ad03e1b4bde5c3df26645d08f3634d5cb72ba765dba4f4695b76d","sha256:933fcc47ab084658258d4404d3e9a72609250fa061a6247c789c433f0a371e29"],"state_sha256":"b26a5776d64a01729f9c8881580eb85e91ee2fa31e8f9746995a4dd6323a0f5a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zPCwrj6k0UFgxFbsmrGrtVr5emB1hliQMX2A4YaUmiVz5z3kFaxZgxAHDVdqoTJncRYwJhI8zs5rgrUZ4CBlCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T02:16:01.883592Z","bundle_sha256":"f47d08e59e9e0b79d50038ade66f51db75bc3703a75608a46fb274d63bdf8096"}}