{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2K6GSQ6BPYYX6WYMYQNCWYSB2S","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":"b50fdb320529ccf3f88ef7414e2fb155ac55f13a6ddd61ed4e0235bb9e1489de","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-02-07T22:01:53Z","title_canon_sha256":"a06820aad983ef559590658b80ac69db9e2df1d9378bc99a1742329f1e5ac81a"},"schema_version":"1.0","source":{"id":"1902.02864","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.02864","created_at":"2026-07-05T00:11:56Z"},{"alias_kind":"arxiv_version","alias_value":"1902.02864v1","created_at":"2026-07-05T00:11:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02864","created_at":"2026-07-05T00:11:56Z"},{"alias_kind":"pith_short_12","alias_value":"2K6GSQ6BPYYX","created_at":"2026-07-05T00:11:56Z"},{"alias_kind":"pith_short_16","alias_value":"2K6GSQ6BPYYX6WYM","created_at":"2026-07-05T00:11:56Z"},{"alias_kind":"pith_short_8","alias_value":"2K6GSQ6B","created_at":"2026-07-05T00:11:56Z"}],"graph_snapshots":[{"event_id":"sha256:4db424b66df24aff6853cb0c92a9055e02f74280ed2ff55d83452b27c883485e","target":"graph","created_at":"2026-07-05T00:11:56Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1902.02864/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We describe a new technique to measure the EDM of $^{129}$Xe with $^3$He comagnetometry. Both species are polarized using spin-exchange optical pumping, transferred to a measurement cell, and transported into a magnetically shielded room, where SQUID magnetometers detect free precession in applied electric and magnetic fields. The result of a one week run combined with a detailed study of systematic effects is $d_A(^{129}\\mathrm{Xe}) = (0.26 \\pm 2.33_\\mathrm{stat} \\pm 0.72_\\mathrm{syst})\\times10^{-27}~e\\,\\mathrm{cm}$. This corresponds to an upper limit of $|d_A(^{129}\\mathrm{Xe})| < 4.81\\times","authors_text":"A. Schnabel, E. Babcock, E. Kraegeloh, F. Kuchler, I. Fan, J. Meinel, J. T. Singh, J. Voigt, L. Trahms, M. Burghoff, M. Marino, N. Sachdeva, P. Fierlinger, S. Degenkolb, S. Knappe-Gr\\\"uneberg, S. Stuiber, T. E. Chupp, T. Liu, W. A. Terrano, W. Kilian, Z. Salhi","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-02-07T22:01:53Z","title":"A new measurement of the permanent electric dipole moment of $^{129}$Xe using $^{3}$He comagnetometry and SQUID detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02864","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":"sha256:73171f9bbe3111a6d670f8a7e99b77610e2fd87277675c79a17f2ca4c091df0b","target":"record","created_at":"2026-07-05T00:11:56Z","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":"b50fdb320529ccf3f88ef7414e2fb155ac55f13a6ddd61ed4e0235bb9e1489de","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-02-07T22:01:53Z","title_canon_sha256":"a06820aad983ef559590658b80ac69db9e2df1d9378bc99a1742329f1e5ac81a"},"schema_version":"1.0","source":{"id":"1902.02864","kind":"arxiv","version":1}},"canonical_sha256":"d2bc6943c17e317f5b0cc41a2b6241d4a30c25da3053f5383ba1a0daefc7cc17","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2bc6943c17e317f5b0cc41a2b6241d4a30c25da3053f5383ba1a0daefc7cc17","first_computed_at":"2026-07-05T00:11:56.667046Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:11:56.667046Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ctglAr0xTXtYRFhnGtesPCM63TXVzxS8IjdH7VQ0dS+lXtvyYwNt6bSwAHyxF8a4SCDocMZiL1YyO1QGZ0fmBA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:11:56.667550Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.02864","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73171f9bbe3111a6d670f8a7e99b77610e2fd87277675c79a17f2ca4c091df0b","sha256:4db424b66df24aff6853cb0c92a9055e02f74280ed2ff55d83452b27c883485e"],"state_sha256":"9a94de4efcdd75374b557327c3d73c9c856a9eb1f67660148fff4c9de62b06a7"}