{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:MLZUHTQDRKU6MYEIV3XRGGR3Q5","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":"92d3fb5f111230aad6458bbdbfff857f25837956271395dd58b1a25a07990a47","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-07T20:54:56Z","title_canon_sha256":"db7afb45c71f786a3da23ca0abcaf82c170a07930dc0a7f6055fae61e12e14c8"},"schema_version":"1.0","source":{"id":"1310.1952","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.1952","created_at":"2026-05-18T03:03:46Z"},{"alias_kind":"arxiv_version","alias_value":"1310.1952v2","created_at":"2026-05-18T03:03:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.1952","created_at":"2026-05-18T03:03:46Z"},{"alias_kind":"pith_short_12","alias_value":"MLZUHTQDRKU6","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"MLZUHTQDRKU6MYEI","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"MLZUHTQD","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:8ebb04138e19821651e9af6abe6aa6e2537b7acc6eb0fcb068e4b3cad3837b98","target":"graph","created_at":"2026-05-18T03:03:46Z","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":"An optical ring cavity is used to place the first laboratory constraints on parity-odd nonrenormalizable Lorentz violation. Variations in resonant frequencies are limited to parts in $10^{15}$. Absolute sensitivity to Lorentz-violating operators of mass dimension 6 is improved by a factor of a million over existing parity-even microwave-cavity bounds. Sensitivity to dimension-8 violations is improved by fourteen orders of magnitude.","authors_text":"Masaki Ando, Matthew Mewes, Nobuyuki Matsumoto, Yoichi Aso, Yuta Michimura","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-07T20:54:56Z","title":"Optical-Cavity Limits on Higher-Order Lorentz Violation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.1952","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":"sha256:26a149c15ef2fbbea53abed79ca14de6866416cedbf76b89b046ae216e39805f","target":"record","created_at":"2026-05-18T03:03:46Z","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":"92d3fb5f111230aad6458bbdbfff857f25837956271395dd58b1a25a07990a47","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-07T20:54:56Z","title_canon_sha256":"db7afb45c71f786a3da23ca0abcaf82c170a07930dc0a7f6055fae61e12e14c8"},"schema_version":"1.0","source":{"id":"1310.1952","kind":"arxiv","version":2}},"canonical_sha256":"62f343ce038aa9e66088aeef131a3b87661a2ddeb6dca4fb8b774c9e45841906","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"62f343ce038aa9e66088aeef131a3b87661a2ddeb6dca4fb8b774c9e45841906","first_computed_at":"2026-05-18T03:03:46.836414Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:03:46.836414Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K7erLO4/J5JMCCO/LUjma0CB386HgiDpX5kIOyd3QZn0K3h2RpmZPyfC0mOsaj8bjl3hNEd3hIBUoD8npEO+Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:03:46.837132Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.1952","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26a149c15ef2fbbea53abed79ca14de6866416cedbf76b89b046ae216e39805f","sha256:8ebb04138e19821651e9af6abe6aa6e2537b7acc6eb0fcb068e4b3cad3837b98"],"state_sha256":"990362b27437e1261b1dcc433f0387b8c61bc031333e4813d5e9786b6b7698a6"}