{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:RGV74G4R5B7ALETQCJEO336NUF","short_pith_number":"pith:RGV74G4R","canonical_record":{"source":{"id":"1712.09635","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-12-27T17:23:18Z","cross_cats_sorted":[],"title_canon_sha256":"5c04e1b514b1331af991a5ac0cc396080c83249e1fb0bd68e8d24b1d9797d0d5","abstract_canon_sha256":"2a38a0cb52ff23a9522fa0acec91379aa239f537fc19b765e555a8a9a551097c"},"schema_version":"1.0"},"canonical_sha256":"89abfe1b91e87e0592701248edefcda173d87b772459b748b389557161facf59","source":{"kind":"arxiv","id":"1712.09635","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09635","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09635v1","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09635","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"RGV74G4R5B7A","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RGV74G4R5B7ALETQ","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RGV74G4R","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:RGV74G4R5B7ALETQCJEO336NUF","target":"record","payload":{"canonical_record":{"source":{"id":"1712.09635","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-12-27T17:23:18Z","cross_cats_sorted":[],"title_canon_sha256":"5c04e1b514b1331af991a5ac0cc396080c83249e1fb0bd68e8d24b1d9797d0d5","abstract_canon_sha256":"2a38a0cb52ff23a9522fa0acec91379aa239f537fc19b765e555a8a9a551097c"},"schema_version":"1.0"},"canonical_sha256":"89abfe1b91e87e0592701248edefcda173d87b772459b748b389557161facf59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:50.756570Z","signature_b64":"S5/ASiHgF2L8++Zdgof0w/7BZR7Z3DjbJOv7691KFswb/kntXO+h1ENx/nVowjlO+XjJFUvDJXRungLIhT2YBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89abfe1b91e87e0592701248edefcda173d87b772459b748b389557161facf59","last_reissued_at":"2026-05-18T00:25:50.755931Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:50.755931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.09635","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YtQO410e3WyhnsQroHpQqwAGsPBrmKqVMeGPZMuofX5f2HbgugRoa8VU07Zktc/Lr2kHSsG+8FQjeXIZvmgVBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:37:09.198909Z"},"content_sha256":"11b2dc8a59286c1aedae1083517530c79a050409f3aff66cc8c1d4b6bff7ac68","schema_version":"1.0","event_id":"sha256:11b2dc8a59286c1aedae1083517530c79a050409f3aff66cc8c1d4b6bff7ac68"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:RGV74G4R5B7ALETQCJEO336NUF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comment on \"Laser cooling of $^{173}$Yb for isotope separation and precision hyperfine spectroscopy\"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Adam Dodson, Quinton McKnight, Scott Bergeson, Tucker Sprenkle, Tyler Bennett","submitted_at":"2017-12-27T17:23:18Z","abstract_excerpt":"We present measurements of the hyperfine splitting in the Yb-173 $6s6p~^1P_1^{\\rm o} (F^{\\prime}=3/2,7/2)$ states that disagree significantly with those measured previously by Das and Natarajan [Phys. Rev. A 76, 062505 (2007)]. We point out inconsistencies in their measurements and suggest that their error is due to optical pumping and improper determination of the atomic line center. Our measurements are made using an optical frequency comb. We use an optical pumping scheme to improve the signal-to-background ratio for the $F^{\\prime}=3/2$ component."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09635","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eB8O+G30YrrBhHWKftwM8NE4ikOeFQmViZOXtY2I8t23eRU+Mmf5+azhy5lciI9THuLujHOye9kc1fls2uWpDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:37:09.199454Z"},"content_sha256":"ba1fe1b2ce99b493a9ae6bd56911539aef9a2b4d7770817195f335a322b4e91b","schema_version":"1.0","event_id":"sha256:ba1fe1b2ce99b493a9ae6bd56911539aef9a2b4d7770817195f335a322b4e91b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RGV74G4R5B7ALETQCJEO336NUF/bundle.json","state_url":"https://pith.science/pith/RGV74G4R5B7ALETQCJEO336NUF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RGV74G4R5B7ALETQCJEO336NUF/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-09T16:37:09Z","links":{"resolver":"https://pith.science/pith/RGV74G4R5B7ALETQCJEO336NUF","bundle":"https://pith.science/pith/RGV74G4R5B7ALETQCJEO336NUF/bundle.json","state":"https://pith.science/pith/RGV74G4R5B7ALETQCJEO336NUF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RGV74G4R5B7ALETQCJEO336NUF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:RGV74G4R5B7ALETQCJEO336NUF","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":"2a38a0cb52ff23a9522fa0acec91379aa239f537fc19b765e555a8a9a551097c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-12-27T17:23:18Z","title_canon_sha256":"5c04e1b514b1331af991a5ac0cc396080c83249e1fb0bd68e8d24b1d9797d0d5"},"schema_version":"1.0","source":{"id":"1712.09635","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09635","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09635v1","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09635","created_at":"2026-05-18T00:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"RGV74G4R5B7A","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RGV74G4R5B7ALETQ","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RGV74G4R","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:ba1fe1b2ce99b493a9ae6bd56911539aef9a2b4d7770817195f335a322b4e91b","target":"graph","created_at":"2026-05-18T00:25:50Z","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":"We present measurements of the hyperfine splitting in the Yb-173 $6s6p~^1P_1^{\\rm o} (F^{\\prime}=3/2,7/2)$ states that disagree significantly with those measured previously by Das and Natarajan [Phys. Rev. A 76, 062505 (2007)]. We point out inconsistencies in their measurements and suggest that their error is due to optical pumping and improper determination of the atomic line center. Our measurements are made using an optical frequency comb. We use an optical pumping scheme to improve the signal-to-background ratio for the $F^{\\prime}=3/2$ component.","authors_text":"Adam Dodson, Quinton McKnight, Scott Bergeson, Tucker Sprenkle, Tyler Bennett","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-12-27T17:23:18Z","title":"Comment on \"Laser cooling of $^{173}$Yb for isotope separation and precision hyperfine spectroscopy\""},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09635","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":"sha256:11b2dc8a59286c1aedae1083517530c79a050409f3aff66cc8c1d4b6bff7ac68","target":"record","created_at":"2026-05-18T00:25:50Z","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":"2a38a0cb52ff23a9522fa0acec91379aa239f537fc19b765e555a8a9a551097c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-12-27T17:23:18Z","title_canon_sha256":"5c04e1b514b1331af991a5ac0cc396080c83249e1fb0bd68e8d24b1d9797d0d5"},"schema_version":"1.0","source":{"id":"1712.09635","kind":"arxiv","version":1}},"canonical_sha256":"89abfe1b91e87e0592701248edefcda173d87b772459b748b389557161facf59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89abfe1b91e87e0592701248edefcda173d87b772459b748b389557161facf59","first_computed_at":"2026-05-18T00:25:50.755931Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:50.755931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S5/ASiHgF2L8++Zdgof0w/7BZR7Z3DjbJOv7691KFswb/kntXO+h1ENx/nVowjlO+XjJFUvDJXRungLIhT2YBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:50.756570Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.09635","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11b2dc8a59286c1aedae1083517530c79a050409f3aff66cc8c1d4b6bff7ac68","sha256:ba1fe1b2ce99b493a9ae6bd56911539aef9a2b4d7770817195f335a322b4e91b"],"state_sha256":"2f7a58ca105a8643ba49d74de183d7e821935352a82a456935aac65bd9e2a0c8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C1/TrmVWg//2lflMYhXBm8UkMzH6Vgvdbo5r4871D2krskKpqp+HPX0eLU0I3bGR9QMGC7J2anJ2MQtJlZsEDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T16:37:09.202333Z","bundle_sha256":"4705e5d4b502800c6f162f5132329e7d4dc105a765d81995d096c1197d6e4ede"}}