{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:MN233A3RF5ZJ5BEZQGURECIFTO","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":"6f2812f5573a0338bfe4e2a943e89dc9afeff458fdfe2f95a1200792d2cbde80","cross_cats_sorted":["hep-ex","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-12T14:51:40Z","title_canon_sha256":"0a25c4d4c352f749157808ec776df49dedda4f461f0589c6a920a7ed713cba7c"},"schema_version":"1.0","source":{"id":"1211.2644","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.2644","created_at":"2026-05-18T03:34:48Z"},{"alias_kind":"arxiv_version","alias_value":"1211.2644v2","created_at":"2026-05-18T03:34:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.2644","created_at":"2026-05-18T03:34:48Z"},{"alias_kind":"pith_short_12","alias_value":"MN233A3RF5ZJ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MN233A3RF5ZJ5BEZ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MN233A3R","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:3bd990fbd76e359a304d8be849292a73a89331f9474994b69b23f1492b5969f9","target":"graph","created_at":"2026-05-18T03:34:48Z","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 possible existence of short-range forces between unpolarized and polarized spin-1/2 particles has attracted the attention of physicists for decades. These forces are predicted in various theories and provide a possible new source for parity (P) and time reversal (T) symmetry violation. We use an ensemble of polarized 3He gas in a cell with a 250 um thickness glass window to search for a force from scalar boson exchange over a sub-millimeter ranges. This interaction would produce a NMR frequency shift as an unpolarized mass is moved near and far from the polarized ensemble. We report a new ","authors_text":"Alec Dennis, Changbo Fu, Erick Smith, Georgios Laskaris, Haiyan Gao, Haiyang Yan, Ke Li, Ping-Han Chu, Rakshya Khatiwada, Wangzhi Zheng, William Michael Snow","cross_cats":["hep-ex","physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-12T14:51:40Z","title":"Laboratory Search for Spin-dependent Short-range Force from Axion-Like-Particles using Optically Polarized 3He gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.2644","kind":"arxiv","version":2},"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":"sha256:5362358ade5539086846f74166348c3248614729d18c4bb12f8fd93597f022dd","target":"record","created_at":"2026-05-18T03:34:48Z","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":"6f2812f5573a0338bfe4e2a943e89dc9afeff458fdfe2f95a1200792d2cbde80","cross_cats_sorted":["hep-ex","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-12T14:51:40Z","title_canon_sha256":"0a25c4d4c352f749157808ec776df49dedda4f461f0589c6a920a7ed713cba7c"},"schema_version":"1.0","source":{"id":"1211.2644","kind":"arxiv","version":2}},"canonical_sha256":"6375bd83712f729e849981a91209059b9f18dde2e282e75af54889692adf3220","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6375bd83712f729e849981a91209059b9f18dde2e282e75af54889692adf3220","first_computed_at":"2026-05-18T03:34:48.000452Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:34:48.000452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4Zv0y4zeG9v2EPVFJBoOPuTyTEG38rJm9IIytmd6DBJoLHxdjDyJ3xyNlfV/fFwS8qDzQGw/pMNvlLOV+f3bCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:34:48.001202Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.2644","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5362358ade5539086846f74166348c3248614729d18c4bb12f8fd93597f022dd","sha256:3bd990fbd76e359a304d8be849292a73a89331f9474994b69b23f1492b5969f9"],"state_sha256":"30d79b466ba0f7ab7a8bb3bae4ad2c4ce7cee6ea7664928fbe7aefc7cabdeceb"}