{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:IGACN2V6EUGQERUNQXHNY75I4U","short_pith_number":"pith:IGACN2V6","schema_version":"1.0","canonical_sha256":"418026eabe250d02468d85cedc7fa8e5253a846691c2e8459f74d99665b0d2d9","source":{"kind":"arxiv","id":"1807.00853","version":3},"attestation_state":"computed","paper":{"title":"Simultaneous two-photon resonant optical laser locking (STROLLing) in the hyperfine Paschen--Back regime","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Daniel J. Whiting, Francisco Ponciano-Ojeda, Ifan G. Hughes, James Keaveney, Renju S. Mathew","submitted_at":"2018-07-02T18:36:37Z","abstract_excerpt":"We demonstrate a technique to lock simultaneously two laser frequencies to each step of a two-photon transition in the presence of a magnetic field sufficiently large to gain access to the hyperfine Paschen-Back regime. A ladder configuration with the 5S$_{1/2}$, 5P$_{3/2}$ and 5D$_{5/2}$ terms in a thermal vapour of $^{87}$Rb atoms is used. The two lasers remain locked for more than 24 hours. For the sum of the laser frequencies, which represents the stability of the two-photon lock, we measure a frequency instability of less than the Rb D$_2$ natural linewidth of 6 MHz for nearly all measure"},"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":"1807.00853","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2018-07-02T18:36:37Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"328c54381d01c3c2f7b87fbb3befe53dfcc04727057e09fc5d9cd4fd3d3d6b99","abstract_canon_sha256":"2541a7c71b0e75494f10bc78dd5d5be8d02e4781bfdf08a3ce95de74f4ebe8d3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:27.482967Z","signature_b64":"qNKyvmdw4JZup+t6sKfLxszBhhADVwyE+wUO3ML8NsE6rld80T4v47wZ0bb20AfPKK7PzHr5FNXZ2c+A3VawBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"418026eabe250d02468d85cedc7fa8e5253a846691c2e8459f74d99665b0d2d9","last_reissued_at":"2026-05-18T00:07:27.482386Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:27.482386Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simultaneous two-photon resonant optical laser locking (STROLLing) in the hyperfine Paschen--Back regime","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Daniel J. Whiting, Francisco Ponciano-Ojeda, Ifan G. Hughes, James Keaveney, Renju S. Mathew","submitted_at":"2018-07-02T18:36:37Z","abstract_excerpt":"We demonstrate a technique to lock simultaneously two laser frequencies to each step of a two-photon transition in the presence of a magnetic field sufficiently large to gain access to the hyperfine Paschen-Back regime. A ladder configuration with the 5S$_{1/2}$, 5P$_{3/2}$ and 5D$_{5/2}$ terms in a thermal vapour of $^{87}$Rb atoms is used. The two lasers remain locked for more than 24 hours. For the sum of the laser frequencies, which represents the stability of the two-photon lock, we measure a frequency instability of less than the Rb D$_2$ natural linewidth of 6 MHz for nearly all measure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00853","kind":"arxiv","version":3},"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":"1807.00853","created_at":"2026-05-18T00:07:27.482451+00:00"},{"alias_kind":"arxiv_version","alias_value":"1807.00853v3","created_at":"2026-05-18T00:07:27.482451+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00853","created_at":"2026-05-18T00:07:27.482451+00:00"},{"alias_kind":"pith_short_12","alias_value":"IGACN2V6EUGQ","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"IGACN2V6EUGQERUN","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"IGACN2V6","created_at":"2026-05-18T12:32:28.185984+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/IGACN2V6EUGQERUNQXHNY75I4U","json":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U.json","graph_json":"https://pith.science/api/pith-number/IGACN2V6EUGQERUNQXHNY75I4U/graph.json","events_json":"https://pith.science/api/pith-number/IGACN2V6EUGQERUNQXHNY75I4U/events.json","paper":"https://pith.science/paper/IGACN2V6"},"agent_actions":{"view_html":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U","download_json":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U.json","view_paper":"https://pith.science/paper/IGACN2V6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1807.00853&json=true","fetch_graph":"https://pith.science/api/pith-number/IGACN2V6EUGQERUNQXHNY75I4U/graph.json","fetch_events":"https://pith.science/api/pith-number/IGACN2V6EUGQERUNQXHNY75I4U/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U/action/storage_attestation","attest_author":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U/action/author_attestation","sign_citation":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U/action/citation_signature","submit_replication":"https://pith.science/pith/IGACN2V6EUGQERUNQXHNY75I4U/action/replication_record"}},"created_at":"2026-05-18T00:07:27.482451+00:00","updated_at":"2026-05-18T00:07:27.482451+00:00"}