{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BEEKOUZSL3I6C24NGZSW64F4WW","short_pith_number":"pith:BEEKOUZS","canonical_record":{"source":{"id":"1106.2834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-06-14T22:08:48Z","cross_cats_sorted":[],"title_canon_sha256":"20fd6fc690b808b4dcf91cb65f8fa0f0ec72146010223e2db066f206b2cb73a9","abstract_canon_sha256":"68dab601caf1435b32a8bed50abfded80ec6db00a2af1bee256566df6a2e59be"},"schema_version":"1.0"},"canonical_sha256":"0908a753325ed1e16b8d36656f70bcb5b83d857c1f7db64645de28fce87caeff","source":{"kind":"arxiv","id":"1106.2834","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2834","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2834v1","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2834","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"pith_short_12","alias_value":"BEEKOUZSL3I6","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BEEKOUZSL3I6C24N","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BEEKOUZS","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BEEKOUZSL3I6C24NGZSW64F4WW","target":"record","payload":{"canonical_record":{"source":{"id":"1106.2834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-06-14T22:08:48Z","cross_cats_sorted":[],"title_canon_sha256":"20fd6fc690b808b4dcf91cb65f8fa0f0ec72146010223e2db066f206b2cb73a9","abstract_canon_sha256":"68dab601caf1435b32a8bed50abfded80ec6db00a2af1bee256566df6a2e59be"},"schema_version":"1.0"},"canonical_sha256":"0908a753325ed1e16b8d36656f70bcb5b83d857c1f7db64645de28fce87caeff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:37.194147Z","signature_b64":"HNYCu8B/g4V4266aTpkIWnMBEGQOIRy4US/X1V2Rrk+ZcWAySj+hrNPv4phnBmjsLwNLl2QI/4XC1gbJyJZdAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0908a753325ed1e16b8d36656f70bcb5b83d857c1f7db64645de28fce87caeff","last_reissued_at":"2026-05-18T02:01:37.193696Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:37.193696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.2834","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":"2026-05-18T02:01:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SE/2PJrSvq+GD3ZQFNMs1hVMqWZupYO8UvWerDD4yR4sbQ+7mOiwyL/OJBvJ7DasFMHlvHAsWXkd2tapPgIACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:21:14.452578Z"},"content_sha256":"6f82b628f0dc9a1df034cc2d43056d85021f507ee70aaf8f93708564e55f1e8f","schema_version":"1.0","event_id":"sha256:6f82b628f0dc9a1df034cc2d43056d85021f507ee70aaf8f93708564e55f1e8f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BEEKOUZSL3I6C24NGZSW64F4WW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-Performance Silicon-Based Multiple Wavelength Source","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alexander L. Gaeta, Jacob S. Levy, Kasturi Saha, Mark A. Foster, Michal Lipson, Yoshitomo Okawachi","submitted_at":"2011-06-14T22:08:48Z","abstract_excerpt":"We demonstrate a stable CMOS-compatible on-chip multiple-wavelength source by filtering and modulating individual lines from a frequency comb generated by a microring resonator optical parametric oscillator.. We show comb operation in a low-noise state that is stable and usable for many hours. Bit-error rate measurements demonstrate negligible power penalty from six independent frequencies when compared to a tunable diode laser baseline. Open eye diagrams confirm the fidelity of the 10 Gb/s data transmitted at the comb frequencies and the suitability of this device for use as a fully integrate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2834","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":"2026-05-18T02:01:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BRNTa5sCktGzfyeOJmHUGdFuu17K0vA++UjIyrnKX17cYGtId8OJBTQl9B+L9B0Xkv1OryBDv7O8PNC/vPtGBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:21:14.453198Z"},"content_sha256":"7624877de70e37a0834c22732d65635f2b728c48ac5407e65b8f1427c31d559a","schema_version":"1.0","event_id":"sha256:7624877de70e37a0834c22732d65635f2b728c48ac5407e65b8f1427c31d559a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BEEKOUZSL3I6C24NGZSW64F4WW/bundle.json","state_url":"https://pith.science/pith/BEEKOUZSL3I6C24NGZSW64F4WW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BEEKOUZSL3I6C24NGZSW64F4WW/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":"2026-05-26T02:21:14Z","links":{"resolver":"https://pith.science/pith/BEEKOUZSL3I6C24NGZSW64F4WW","bundle":"https://pith.science/pith/BEEKOUZSL3I6C24NGZSW64F4WW/bundle.json","state":"https://pith.science/pith/BEEKOUZSL3I6C24NGZSW64F4WW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BEEKOUZSL3I6C24NGZSW64F4WW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BEEKOUZSL3I6C24NGZSW64F4WW","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":"68dab601caf1435b32a8bed50abfded80ec6db00a2af1bee256566df6a2e59be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-06-14T22:08:48Z","title_canon_sha256":"20fd6fc690b808b4dcf91cb65f8fa0f0ec72146010223e2db066f206b2cb73a9"},"schema_version":"1.0","source":{"id":"1106.2834","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2834","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2834v1","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2834","created_at":"2026-05-18T02:01:37Z"},{"alias_kind":"pith_short_12","alias_value":"BEEKOUZSL3I6","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BEEKOUZSL3I6C24N","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BEEKOUZS","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:7624877de70e37a0834c22732d65635f2b728c48ac5407e65b8f1427c31d559a","target":"graph","created_at":"2026-05-18T02:01:37Z","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 a stable CMOS-compatible on-chip multiple-wavelength source by filtering and modulating individual lines from a frequency comb generated by a microring resonator optical parametric oscillator.. We show comb operation in a low-noise state that is stable and usable for many hours. Bit-error rate measurements demonstrate negligible power penalty from six independent frequencies when compared to a tunable diode laser baseline. Open eye diagrams confirm the fidelity of the 10 Gb/s data transmitted at the comb frequencies and the suitability of this device for use as a fully integrate","authors_text":"Alexander L. Gaeta, Jacob S. Levy, Kasturi Saha, Mark A. Foster, Michal Lipson, Yoshitomo Okawachi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-06-14T22:08:48Z","title":"High-Performance Silicon-Based Multiple Wavelength Source"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2834","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":"sha256:6f82b628f0dc9a1df034cc2d43056d85021f507ee70aaf8f93708564e55f1e8f","target":"record","created_at":"2026-05-18T02:01:37Z","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":"68dab601caf1435b32a8bed50abfded80ec6db00a2af1bee256566df6a2e59be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-06-14T22:08:48Z","title_canon_sha256":"20fd6fc690b808b4dcf91cb65f8fa0f0ec72146010223e2db066f206b2cb73a9"},"schema_version":"1.0","source":{"id":"1106.2834","kind":"arxiv","version":1}},"canonical_sha256":"0908a753325ed1e16b8d36656f70bcb5b83d857c1f7db64645de28fce87caeff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0908a753325ed1e16b8d36656f70bcb5b83d857c1f7db64645de28fce87caeff","first_computed_at":"2026-05-18T02:01:37.193696Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:37.193696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HNYCu8B/g4V4266aTpkIWnMBEGQOIRy4US/X1V2Rrk+ZcWAySj+hrNPv4phnBmjsLwNLl2QI/4XC1gbJyJZdAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:37.194147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.2834","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f82b628f0dc9a1df034cc2d43056d85021f507ee70aaf8f93708564e55f1e8f","sha256:7624877de70e37a0834c22732d65635f2b728c48ac5407e65b8f1427c31d559a"],"state_sha256":"7da4a1fb38d109ef57694033d2d0f9308ddf393848ed02a11a210f7e90eb48ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"srgIXmc0U9PvxmxpeLWq3QUhU4/p9QkupOjFvWjcFd+R2hvf2Byeevvhd79BhTJmSY1D7RvBfyHB04UTre5MDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T02:21:14.456976Z","bundle_sha256":"e6344f5cbac22a3a0e81fe79a54220361740f797f7cd52d440b70a2cc771a835"}}