{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AEIXHDWXAF3TWDAWI5PQ2OIQI3","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":"281b4edd8916ca0e961ac9f1e2a3f24cd4e9187614862131e62a7ce05bb08d51","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-02-21T22:19:08Z","title_canon_sha256":"a4f8e2e6b2f75b8eae88e5d2c27b2582d8b1d8372e42459b04f657262714a500"},"schema_version":"1.0","source":{"id":"1402.5438","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5438","created_at":"2026-05-18T02:58:21Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5438v1","created_at":"2026-05-18T02:58:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5438","created_at":"2026-05-18T02:58:21Z"},{"alias_kind":"pith_short_12","alias_value":"AEIXHDWXAF3T","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AEIXHDWXAF3TWDAW","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AEIXHDWX","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:9e9314c86d797fdb699c25852cf6e0f8e303315823a05ae85ebd05639ae10398","target":"graph","created_at":"2026-05-18T02:58:21Z","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 novel comb tuning method for microresonator-based Kerr comb generators. Continuously tunable, low-noise, and coherent comb generation is achieved in a CMOS-compatible silicon nitride microring resonator.","authors_text":"Andrew M. Weiner, Dan E. Leaird, Jian Wang, Minghao Qi, Pei-Hsun Wang, Xiaoxiao Xue, Yi Xuan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-02-21T22:19:08Z","title":"Tunable Frequency Comb Generation from a Microring with a Thermal Heater"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5438","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":"sha256:26b81f77224661f411793f53f06090a9b16ce4ba0504ad0ba0c9315ffffe6e25","target":"record","created_at":"2026-05-18T02:58:21Z","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":"281b4edd8916ca0e961ac9f1e2a3f24cd4e9187614862131e62a7ce05bb08d51","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-02-21T22:19:08Z","title_canon_sha256":"a4f8e2e6b2f75b8eae88e5d2c27b2582d8b1d8372e42459b04f657262714a500"},"schema_version":"1.0","source":{"id":"1402.5438","kind":"arxiv","version":1}},"canonical_sha256":"0111738ed701773b0c16475f0d391046e70bbb157b4548126d4ad90acd3ecfb1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0111738ed701773b0c16475f0d391046e70bbb157b4548126d4ad90acd3ecfb1","first_computed_at":"2026-05-18T02:58:21.133827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:58:21.133827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9O47VmtkRjIx8RCuR2oRuAO+KzRT/oUKEpyaEFsReKekjyh7asiPgPOQiaUJdJhhev97NLI+1KOAGsj4A8/jAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:58:21.134430Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.5438","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26b81f77224661f411793f53f06090a9b16ce4ba0504ad0ba0c9315ffffe6e25","sha256:9e9314c86d797fdb699c25852cf6e0f8e303315823a05ae85ebd05639ae10398"],"state_sha256":"9dc1ec45b46ccba690c32e70b8cb4ed645e059ea3d84ac1656cfc3163be07a71"}