{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:CYFMJRRYBISAW7QZGS6GYTGH6M","short_pith_number":"pith:CYFMJRRY","schema_version":"1.0","canonical_sha256":"160ac4c6380a240b7e1934bc6c4cc7f301b99f4569969236301c789b8aaf3925","source":{"kind":"arxiv","id":"1112.3623","version":1},"attestation_state":"computed","paper":{"title":"Towards an ultra-stable optical sapphire cavity system for testing Lorentz invariance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"physics.optics","authors_text":"A. Peters, M. Nagel","submitted_at":"2011-12-15T19:42:22Z","abstract_excerpt":"We present a design for an ultra-stable cryogenically cooled sapphire optical cavity system, with fractional frequency stability better than 1 x 10^-16 at one second integration time. We plan to use such ultra-stable cavities to perform a test of the isotropy of light propagation at the 10^-20 level."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1112.3623","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-12-15T19:42:22Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"d831bd570437bbf67046f9bb57b69c5c68a610596ca26dcceda3a1b07566cd6d","abstract_canon_sha256":"04701ca2027e45b290d5768c4c2d830e303eb5c9314c9fa9e4c0ed7c8e96ae54"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:06:18.129288Z","signature_b64":"PYpM1ej/Y/qq8pzMArYWvGEsvx8d2t+EGVePocNSdu9XHQV7IjjBYCHOA7MBWB+1ynAUrXWZM6Vj9VirVZwtCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"160ac4c6380a240b7e1934bc6c4cc7f301b99f4569969236301c789b8aaf3925","last_reissued_at":"2026-05-18T04:06:18.128573Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:06:18.128573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Towards an ultra-stable optical sapphire cavity system for testing Lorentz invariance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"physics.optics","authors_text":"A. Peters, M. Nagel","submitted_at":"2011-12-15T19:42:22Z","abstract_excerpt":"We present a design for an ultra-stable cryogenically cooled sapphire optical cavity system, with fractional frequency stability better than 1 x 10^-16 at one second integration time. We plan to use such ultra-stable cavities to perform a test of the isotropy of light propagation at the 10^-20 level."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.3623","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1112.3623","created_at":"2026-05-18T04:06:18.128672+00:00"},{"alias_kind":"arxiv_version","alias_value":"1112.3623v1","created_at":"2026-05-18T04:06:18.128672+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.3623","created_at":"2026-05-18T04:06:18.128672+00:00"},{"alias_kind":"pith_short_12","alias_value":"CYFMJRRYBISA","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"CYFMJRRYBISAW7QZ","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"CYFMJRRY","created_at":"2026-05-18T12:26:26.731475+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M","json":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M.json","graph_json":"https://pith.science/api/pith-number/CYFMJRRYBISAW7QZGS6GYTGH6M/graph.json","events_json":"https://pith.science/api/pith-number/CYFMJRRYBISAW7QZGS6GYTGH6M/events.json","paper":"https://pith.science/paper/CYFMJRRY"},"agent_actions":{"view_html":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M","download_json":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M.json","view_paper":"https://pith.science/paper/CYFMJRRY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1112.3623&json=true","fetch_graph":"https://pith.science/api/pith-number/CYFMJRRYBISAW7QZGS6GYTGH6M/graph.json","fetch_events":"https://pith.science/api/pith-number/CYFMJRRYBISAW7QZGS6GYTGH6M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M/action/storage_attestation","attest_author":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M/action/author_attestation","sign_citation":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M/action/citation_signature","submit_replication":"https://pith.science/pith/CYFMJRRYBISAW7QZGS6GYTGH6M/action/replication_record"}},"created_at":"2026-05-18T04:06:18.128672+00:00","updated_at":"2026-05-18T04:06:18.128672+00:00"}