{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:36RULJ5K2EMAYEKIS6376OKST2","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":"63650c9b25bd3540f66c74ebd62ddc7ada9382fed97a5257c0a49bd7cd7d095f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2010-09-15T16:15:59Z","title_canon_sha256":"b98ab0b8b8582df82d7957b1257a1590d76abeeeae9e65828825d3e2565049b6"},"schema_version":"1.0","source":{"id":"1009.2962","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2962","created_at":"2026-05-18T04:03:29Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2962v1","created_at":"2026-05-18T04:03:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2962","created_at":"2026-05-18T04:03:29Z"},{"alias_kind":"pith_short_12","alias_value":"36RULJ5K2EMA","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"36RULJ5K2EMAYEKI","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"36RULJ5K","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:5b45205ef10b1925c4c693d1198b7a78ba79c97a1a715a252e577ae8cf24bcc1","target":"graph","created_at":"2026-05-18T04:03:29Z","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":"The laser cooling and trapping of ultracold neutral dysprosium has been recently demonstrated using the broad, open 421-nm cycling transition. Narrow-line magneto-optical trapping of Dy on longer wavelength transitions would enable the preparation of ultracold Dy samples suitable for loading optical dipole traps and subsequent evaporative cooling. We have identified the closed 741-nm cycling transition as a candidate for the narrow-line cooling of Dy. We present experimental data on the isotope shifts, the hyperfine constants A and B, and the decay rate of the 741-nm transition. In addition, w","authors_text":"Benjamin L. Lev, Mingwu Lu, Seo Ho Youn","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2010-09-15T16:15:59Z","title":"Spectroscopy of a narrow-line laser cooling transition in atomic dysprosium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2962","kind":"arxiv","version":1},"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:b318d8de8f01fbc00bbe6a3ff8ac4f554c2eed16fa5151db753190ef233c7e80","target":"record","created_at":"2026-05-18T04:03:29Z","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":"63650c9b25bd3540f66c74ebd62ddc7ada9382fed97a5257c0a49bd7cd7d095f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2010-09-15T16:15:59Z","title_canon_sha256":"b98ab0b8b8582df82d7957b1257a1590d76abeeeae9e65828825d3e2565049b6"},"schema_version":"1.0","source":{"id":"1009.2962","kind":"arxiv","version":1}},"canonical_sha256":"dfa345a7aad1180c114897b7ff39529e8c224e7e38f6df2b520607639c0f32f7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dfa345a7aad1180c114897b7ff39529e8c224e7e38f6df2b520607639c0f32f7","first_computed_at":"2026-05-18T04:03:29.794023Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:03:29.794023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1ykRSQ1bx88bn6d/BkE7LMl255O+J0O9izmh3Z+LXCNsp5OXQ9/ssoar19TYlPUmfc5GoOU+7wMflZUNRzWuBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:03:29.794596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.2962","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b318d8de8f01fbc00bbe6a3ff8ac4f554c2eed16fa5151db753190ef233c7e80","sha256:5b45205ef10b1925c4c693d1198b7a78ba79c97a1a715a252e577ae8cf24bcc1"],"state_sha256":"887754827174c9ba4b110cb465218f655126ba03b57897933b7c07657e355b0c"}