{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:K2BAU4ALUWSEAC46IIZ3J2E57L","short_pith_number":"pith:K2BAU4AL","schema_version":"1.0","canonical_sha256":"56820a700ba5a4400b9e4233b4e89dfac83ec3d2bfa8e0ff77006948c9d43643","source":{"kind":"arxiv","id":"1410.8773","version":1},"attestation_state":"computed","paper":{"title":"Length control of an optical resonator using second-order transverse modes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"John Miller, Matthew Evans","submitted_at":"2014-10-31T15:27:00Z","abstract_excerpt":"We present the analysis of an unorthodox technique for locking a laser to a resonant optical cavity. Error signals are derived from the interference between the fundamental cavity mode and higher-order spatial modes of order two excited by mode mismatch. This scheme is simple, inexpensive and, in contrast to similar techniques, first-order-insensitive to beam jitter. After mitigating sources of technical noise, performance is fundamentally limited by quantum shot-noise."},"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":"1410.8773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-10-31T15:27:00Z","cross_cats_sorted":[],"title_canon_sha256":"ee51a5c6ae8ca2cc0582c6efb7a2dd59447691eea498fd0288c330e09d323fd0","abstract_canon_sha256":"4508484d8cfd5d9aa900bfe9ced02dc1279c59b8b9f87cd8ff1a4335f91c835e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:38:53.732890Z","signature_b64":"ofOnrceINDVbKAdCREtO4BzEa0KuiqSfpxYcvBqsQeELZkh01A3CPvNj68F+7iCkvSsoB+Lebhc6NYLHFpctAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56820a700ba5a4400b9e4233b4e89dfac83ec3d2bfa8e0ff77006948c9d43643","last_reissued_at":"2026-05-18T02:38:53.732524Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:38:53.732524Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Length control of an optical resonator using second-order transverse modes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"John Miller, Matthew Evans","submitted_at":"2014-10-31T15:27:00Z","abstract_excerpt":"We present the analysis of an unorthodox technique for locking a laser to a resonant optical cavity. Error signals are derived from the interference between the fundamental cavity mode and higher-order spatial modes of order two excited by mode mismatch. This scheme is simple, inexpensive and, in contrast to similar techniques, first-order-insensitive to beam jitter. After mitigating sources of technical noise, performance is fundamentally limited by quantum shot-noise."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.8773","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":"1410.8773","created_at":"2026-05-18T02:38:53.732582+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.8773v1","created_at":"2026-05-18T02:38:53.732582+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.8773","created_at":"2026-05-18T02:38:53.732582+00:00"},{"alias_kind":"pith_short_12","alias_value":"K2BAU4ALUWSE","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_16","alias_value":"K2BAU4ALUWSEAC46","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_8","alias_value":"K2BAU4AL","created_at":"2026-05-18T12:28:35.611951+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/K2BAU4ALUWSEAC46IIZ3J2E57L","json":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L.json","graph_json":"https://pith.science/api/pith-number/K2BAU4ALUWSEAC46IIZ3J2E57L/graph.json","events_json":"https://pith.science/api/pith-number/K2BAU4ALUWSEAC46IIZ3J2E57L/events.json","paper":"https://pith.science/paper/K2BAU4AL"},"agent_actions":{"view_html":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L","download_json":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L.json","view_paper":"https://pith.science/paper/K2BAU4AL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.8773&json=true","fetch_graph":"https://pith.science/api/pith-number/K2BAU4ALUWSEAC46IIZ3J2E57L/graph.json","fetch_events":"https://pith.science/api/pith-number/K2BAU4ALUWSEAC46IIZ3J2E57L/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L/action/timestamp_anchor","attest_storage":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L/action/storage_attestation","attest_author":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L/action/author_attestation","sign_citation":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L/action/citation_signature","submit_replication":"https://pith.science/pith/K2BAU4ALUWSEAC46IIZ3J2E57L/action/replication_record"}},"created_at":"2026-05-18T02:38:53.732582+00:00","updated_at":"2026-05-18T02:38:53.732582+00:00"}