{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:ZETIFKMNQTS2HXYLO757MXM2H4","short_pith_number":"pith:ZETIFKMN","canonical_record":{"source":{"id":"0910.4111","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-10-21T14:53:58Z","cross_cats_sorted":[],"title_canon_sha256":"51e207d0ae1ff036a167b9d68053448a118a789059ded40420937be78d8c32c4","abstract_canon_sha256":"7217b76f5aba0879421e8a5a9d713ed3dc03088711dae694227c04888b5ce5e1"},"schema_version":"1.0"},"canonical_sha256":"c92682a98d84e5a3df0b77fbf65d9a3f177f25688299dc2de2936d1c3d0f61af","source":{"kind":"arxiv","id":"0910.4111","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.4111","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"arxiv_version","alias_value":"0910.4111v2","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.4111","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"pith_short_12","alias_value":"ZETIFKMNQTS2","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"ZETIFKMNQTS2HXYL","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"ZETIFKMN","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:ZETIFKMNQTS2HXYLO757MXM2H4","target":"record","payload":{"canonical_record":{"source":{"id":"0910.4111","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-10-21T14:53:58Z","cross_cats_sorted":[],"title_canon_sha256":"51e207d0ae1ff036a167b9d68053448a118a789059ded40420937be78d8c32c4","abstract_canon_sha256":"7217b76f5aba0879421e8a5a9d713ed3dc03088711dae694227c04888b5ce5e1"},"schema_version":"1.0"},"canonical_sha256":"c92682a98d84e5a3df0b77fbf65d9a3f177f25688299dc2de2936d1c3d0f61af","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:13.154254Z","signature_b64":"fMre+3Tgs1oJbgLyycf3c11pvWcChwD586CDm0UpRSUNoY1Vc1fUg6KxJGDYn64JUcaVlXqWm7jE4I+0aIn3DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c92682a98d84e5a3df0b77fbf65d9a3f177f25688299dc2de2936d1c3d0f61af","last_reissued_at":"2026-05-18T02:11:13.153375Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:13.153375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0910.4111","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:11:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tkWG/5AFauaTjp+A8t1eWuGOtPIZqaaw+RdLC8vWk6Vl7/2eC6GkUJckiYh1JKZgiIbyrdBcV1yo7L6JUFT/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T16:31:07.209240Z"},"content_sha256":"1b6f43d54f2fa7142360ba0540a43530406f71dd38b959aa23050c2674ae0b99","schema_version":"1.0","event_id":"sha256:1b6f43d54f2fa7142360ba0540a43530406f71dd38b959aa23050c2674ae0b99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:ZETIFKMNQTS2HXYLO757MXM2H4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Demonstration of an air-slot mode-gap confined photonic crystal slab nanocavity with ultrasmall mode volumes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"C. W. Wong, J. F. McMillan, J. Gao, M.-C. Wu, S. Assefa","submitted_at":"2009-10-21T14:53:58Z","abstract_excerpt":"We demonstrate experimentally an air-slot mode-gap photonic crystal cavity with quality factor of 15,000 and modal volume of 0.02 cubic wavelengths, based on the design of an air-slot in a width-modulated line-defect in a photonic crystal slab. The origin of the high Q air-slot cavity mode is the mode-gap effect from the slotted photonic crystal waveguide mode with negative dispersion. The high Q cavities with ultrasmall mode volume are important for applications such as cavity quantum electrodynamics, nonlinear optics and optical sensing."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.4111","kind":"arxiv","version":2},"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":"2026-05-18T02:11:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9DBxDPeWcMwR8WZwd3qYOp+Y0hdMH8ost83QZweMp9+AOgqB3C/tZM3M3YA63c79hWWO7WXx1UFbNlf96cowBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T16:31:07.209933Z"},"content_sha256":"79047b49aeabcc831cfbb0f86551cb0b0eed02ecce53036c74eea5ff16018df2","schema_version":"1.0","event_id":"sha256:79047b49aeabcc831cfbb0f86551cb0b0eed02ecce53036c74eea5ff16018df2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZETIFKMNQTS2HXYLO757MXM2H4/bundle.json","state_url":"https://pith.science/pith/ZETIFKMNQTS2HXYLO757MXM2H4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZETIFKMNQTS2HXYLO757MXM2H4/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":"2026-05-31T16:31:07Z","links":{"resolver":"https://pith.science/pith/ZETIFKMNQTS2HXYLO757MXM2H4","bundle":"https://pith.science/pith/ZETIFKMNQTS2HXYLO757MXM2H4/bundle.json","state":"https://pith.science/pith/ZETIFKMNQTS2HXYLO757MXM2H4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZETIFKMNQTS2HXYLO757MXM2H4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:ZETIFKMNQTS2HXYLO757MXM2H4","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":"7217b76f5aba0879421e8a5a9d713ed3dc03088711dae694227c04888b5ce5e1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-10-21T14:53:58Z","title_canon_sha256":"51e207d0ae1ff036a167b9d68053448a118a789059ded40420937be78d8c32c4"},"schema_version":"1.0","source":{"id":"0910.4111","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.4111","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"arxiv_version","alias_value":"0910.4111v2","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.4111","created_at":"2026-05-18T02:11:13Z"},{"alias_kind":"pith_short_12","alias_value":"ZETIFKMNQTS2","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"ZETIFKMNQTS2HXYL","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"ZETIFKMN","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:79047b49aeabcc831cfbb0f86551cb0b0eed02ecce53036c74eea5ff16018df2","target":"graph","created_at":"2026-05-18T02:11:13Z","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 experimentally an air-slot mode-gap photonic crystal cavity with quality factor of 15,000 and modal volume of 0.02 cubic wavelengths, based on the design of an air-slot in a width-modulated line-defect in a photonic crystal slab. The origin of the high Q air-slot cavity mode is the mode-gap effect from the slotted photonic crystal waveguide mode with negative dispersion. The high Q cavities with ultrasmall mode volume are important for applications such as cavity quantum electrodynamics, nonlinear optics and optical sensing.","authors_text":"C. W. Wong, J. F. McMillan, J. Gao, M.-C. Wu, S. Assefa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-10-21T14:53:58Z","title":"Demonstration of an air-slot mode-gap confined photonic crystal slab nanocavity with ultrasmall mode volumes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.4111","kind":"arxiv","version":2},"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":"sha256:1b6f43d54f2fa7142360ba0540a43530406f71dd38b959aa23050c2674ae0b99","target":"record","created_at":"2026-05-18T02:11:13Z","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":"7217b76f5aba0879421e8a5a9d713ed3dc03088711dae694227c04888b5ce5e1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-10-21T14:53:58Z","title_canon_sha256":"51e207d0ae1ff036a167b9d68053448a118a789059ded40420937be78d8c32c4"},"schema_version":"1.0","source":{"id":"0910.4111","kind":"arxiv","version":2}},"canonical_sha256":"c92682a98d84e5a3df0b77fbf65d9a3f177f25688299dc2de2936d1c3d0f61af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c92682a98d84e5a3df0b77fbf65d9a3f177f25688299dc2de2936d1c3d0f61af","first_computed_at":"2026-05-18T02:11:13.153375Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:11:13.153375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fMre+3Tgs1oJbgLyycf3c11pvWcChwD586CDm0UpRSUNoY1Vc1fUg6KxJGDYn64JUcaVlXqWm7jE4I+0aIn3DA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:11:13.154254Z","signed_message":"canonical_sha256_bytes"},"source_id":"0910.4111","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b6f43d54f2fa7142360ba0540a43530406f71dd38b959aa23050c2674ae0b99","sha256:79047b49aeabcc831cfbb0f86551cb0b0eed02ecce53036c74eea5ff16018df2"],"state_sha256":"758185a910f01fe1b4a5a6cffe201ad87d03e2f0fc22bf8018d129deb382e181"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FmRPtcb+zTNHdPjD8f2wmdxuNL8A9gdQ46zSg8kkG0+tPdVspkzHBP9Ft+wZuSsYdU+MIpyLUXlKrIqUmZGuDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T16:31:07.214823Z","bundle_sha256":"e3c0051d55004156e8ccde0e4578194bf027c868e56e83166c73110c19e4e338"}}