{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:GA62NUJCRFZ3EQIPDB4YSK5BHB","short_pith_number":"pith:GA62NUJC","canonical_record":{"source":{"id":"2311.14568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-11-24T15:56:49Z","cross_cats_sorted":[],"title_canon_sha256":"2a6fa744403cbc35e8a5416205023babec6967defe499f732aab73bee5e42cc8","abstract_canon_sha256":"49e599a1279f5412f4331377f06c81897b590948b0b635b95e5d862696a05ac4"},"schema_version":"1.0"},"canonical_sha256":"303da6d1228973b2410f1879892ba1384a8223c7ba65f7760dbcd105c9d6fcc3","source":{"kind":"arxiv","id":"2311.14568","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14568","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14568v1","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14568","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_12","alias_value":"GA62NUJCRFZ3","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_16","alias_value":"GA62NUJCRFZ3EQIP","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_8","alias_value":"GA62NUJC","created_at":"2026-07-05T07:16:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:GA62NUJCRFZ3EQIPDB4YSK5BHB","target":"record","payload":{"canonical_record":{"source":{"id":"2311.14568","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-11-24T15:56:49Z","cross_cats_sorted":[],"title_canon_sha256":"2a6fa744403cbc35e8a5416205023babec6967defe499f732aab73bee5e42cc8","abstract_canon_sha256":"49e599a1279f5412f4331377f06c81897b590948b0b635b95e5d862696a05ac4"},"schema_version":"1.0"},"canonical_sha256":"303da6d1228973b2410f1879892ba1384a8223c7ba65f7760dbcd105c9d6fcc3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:16:20.716125Z","signature_b64":"HazDqnny8TyGdCfiimikC/YjEMa8T9mQD9v815Glm+Im5nw6/iQ9GAKBSKi1BgHnR0Xcp28qnG/SUGZvx/RQAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"303da6d1228973b2410f1879892ba1384a8223c7ba65f7760dbcd105c9d6fcc3","last_reissued_at":"2026-07-05T07:16:20.715438Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:16:20.715438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.14568","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":"2026-07-05T07:16:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+BnJWQh5ptmdZunjLKxlhiJ/mEFmEFI0HioUPAg53OoPAw4KTRv3G3BPgKk2g7YKBhcm6xuOVuvM5JuVa+8VDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T22:24:48.043595Z"},"content_sha256":"99e703e5d0b12235369b4dda6f163e5b50efb3dd897e2632f03790d0249c2e75","schema_version":"1.0","event_id":"sha256:99e703e5d0b12235369b4dda6f163e5b50efb3dd897e2632f03790d0249c2e75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:GA62NUJCRFZ3EQIPDB4YSK5BHB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Passively stable 0.7-octave microcombs in thin-film lithium niobate microresonators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Chenyu Wang, Jingyuan Qiu, Kunpeng Jia, Shi-Ning Zhu, Xiaohui Tian, Zexing Zhao, Zhenda Xie, Zhijun Yin, Zhilin Ye","submitted_at":"2023-11-24T15:56:49Z","abstract_excerpt":"Optical frequency comb based on microresonator (microcomb) is an integrated coherent light source and has the potential to promise a high-precision frequency standard, and self-reference and long-term stable microcomb is the key to this realization. Here, we demonstrated a 0.7-octave spectrum Kerr comb via dispersion engineering in a thin film lithium niobate microresonator, and the single soliton state can be accessed passively with long-term stability over 3 hours. With such a robust broadband coherent comb source using thin film lithium niobate, fully stabilized microcomb can be expected fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14568","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2311.14568/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:16:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xkASPIHDosM3UjGK/ivX5GaNjceuyE7zaeJeriEHRJ2bLPPUGSqKbWCP6pTJg4tyhdA/bhObFkkDPNU4Q+RKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T22:24:48.044096Z"},"content_sha256":"18206eef6e89aaef8d5446a510d77237436a66d04934cdebffafd56efc2d01bb","schema_version":"1.0","event_id":"sha256:18206eef6e89aaef8d5446a510d77237436a66d04934cdebffafd56efc2d01bb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/bundle.json","state_url":"https://pith.science/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/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":"2026-08-17T22:24:48Z","links":{"resolver":"https://pith.science/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB","bundle":"https://pith.science/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/bundle.json","state":"https://pith.science/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GA62NUJCRFZ3EQIPDB4YSK5BHB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:GA62NUJCRFZ3EQIPDB4YSK5BHB","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":"49e599a1279f5412f4331377f06c81897b590948b0b635b95e5d862696a05ac4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-11-24T15:56:49Z","title_canon_sha256":"2a6fa744403cbc35e8a5416205023babec6967defe499f732aab73bee5e42cc8"},"schema_version":"1.0","source":{"id":"2311.14568","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14568","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14568v1","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14568","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_12","alias_value":"GA62NUJCRFZ3","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_16","alias_value":"GA62NUJCRFZ3EQIP","created_at":"2026-07-05T07:16:20Z"},{"alias_kind":"pith_short_8","alias_value":"GA62NUJC","created_at":"2026-07-05T07:16:20Z"}],"graph_snapshots":[{"event_id":"sha256:18206eef6e89aaef8d5446a510d77237436a66d04934cdebffafd56efc2d01bb","target":"graph","created_at":"2026-07-05T07:16:20Z","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/2311.14568/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Optical frequency comb based on microresonator (microcomb) is an integrated coherent light source and has the potential to promise a high-precision frequency standard, and self-reference and long-term stable microcomb is the key to this realization. Here, we demonstrated a 0.7-octave spectrum Kerr comb via dispersion engineering in a thin film lithium niobate microresonator, and the single soliton state can be accessed passively with long-term stability over 3 hours. With such a robust broadband coherent comb source using thin film lithium niobate, fully stabilized microcomb can be expected fo","authors_text":"Chenyu Wang, Jingyuan Qiu, Kunpeng Jia, Shi-Ning Zhu, Xiaohui Tian, Zexing Zhao, Zhenda Xie, Zhijun Yin, Zhilin Ye","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-11-24T15:56:49Z","title":"Passively stable 0.7-octave microcombs in thin-film lithium niobate microresonators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14568","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":"sha256:99e703e5d0b12235369b4dda6f163e5b50efb3dd897e2632f03790d0249c2e75","target":"record","created_at":"2026-07-05T07:16:20Z","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":"49e599a1279f5412f4331377f06c81897b590948b0b635b95e5d862696a05ac4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-11-24T15:56:49Z","title_canon_sha256":"2a6fa744403cbc35e8a5416205023babec6967defe499f732aab73bee5e42cc8"},"schema_version":"1.0","source":{"id":"2311.14568","kind":"arxiv","version":1}},"canonical_sha256":"303da6d1228973b2410f1879892ba1384a8223c7ba65f7760dbcd105c9d6fcc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"303da6d1228973b2410f1879892ba1384a8223c7ba65f7760dbcd105c9d6fcc3","first_computed_at":"2026-07-05T07:16:20.715438Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:16:20.715438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HazDqnny8TyGdCfiimikC/YjEMa8T9mQD9v815Glm+Im5nw6/iQ9GAKBSKi1BgHnR0Xcp28qnG/SUGZvx/RQAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:16:20.716125Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.14568","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:99e703e5d0b12235369b4dda6f163e5b50efb3dd897e2632f03790d0249c2e75","sha256:18206eef6e89aaef8d5446a510d77237436a66d04934cdebffafd56efc2d01bb"],"state_sha256":"27ba4d9c654d73d0372acbbaa84c3d84cce176945896c6c81b92b6d1e042a02a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mvIajY7tQKVwK1KPiTmWPeDzl7g4vU+2nqMEZagbX4/E0GL3m3de5YCVU1Z2tMm6F4PqLBFx6nlwgM2/y0bpDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T22:24:48.048478Z","bundle_sha256":"6fe9a275c3a00a0612e580d288874dcb4637e464cb9518228af069b901187749"}}