{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:J7CEZ67MWSBU73ILZWNH2LNQTJ","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":"eb5f54cb58c28cb7cfd74c749df64bf6d43e798185db10e8c1bee8e721d4fbdc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-07T10:54:52Z","title_canon_sha256":"38c59d306b37f1bf6020086f7232befd35be76dd53e6dc9250f2425b3e3ea11f"},"schema_version":"1.0","source":{"id":"1703.02323","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.02323","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1703.02323v1","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02323","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"J7CEZ67MWSBU","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"J7CEZ67MWSBU73IL","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"J7CEZ67M","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:66dbac95f6da8c865e9a38db5a5688585ab2b01b0960f19119e1c729792d28b7","target":"graph","created_at":"2026-05-18T00:48:14Z","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 Mott polarimetry for T -Violation (MTV) experiment tests time-reversal symmetry in polarized nuclear beta decay by measuring an electron's transverse polarization as a form of angular asymmetry in Mott scattering using a thin metal foil. A Mott scattering analyzer system developed using a tracking detector to measure scattering angles offers better event selectivity than conventional counter experiments. In this paper, we describe a pilot experiment conducted at KEK-TRIAC using a prototype system with a polarized 8Li beam. The experiment confirmed the sound performance of our Mott analyzer","authors_text":"D. Kameda, D. Nagae, E. Seitaibashi, H. Kawamura, H. Miyatake, J. Murata, J. Onishi, K. Ninomiya, M. Hata, M. Ikeda, M. Nitta, N. Ogawa, R. Tanuma, S. Mitsuoka, S. Tanaka, T. Akiyama, T. Ishii, T. Toyoda, Y. Hirayama, Y. Ikeda, Y. Nakaya, Y. Totsuka, Y. X. Watanabe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-07T10:54:52Z","title":"A new measurement of electron transverse polarization in polarized nuclear beta decay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02323","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:b9876265ed51fb1e71d2055b2ef59ecb467474b22e9d6d5d72d9147cbc726e75","target":"record","created_at":"2026-05-18T00:48:14Z","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":"eb5f54cb58c28cb7cfd74c749df64bf6d43e798185db10e8c1bee8e721d4fbdc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-07T10:54:52Z","title_canon_sha256":"38c59d306b37f1bf6020086f7232befd35be76dd53e6dc9250f2425b3e3ea11f"},"schema_version":"1.0","source":{"id":"1703.02323","kind":"arxiv","version":1}},"canonical_sha256":"4fc44cfbecb4834fed0bcd9a7d2db09a480dc6f5efd363716c20e8bfe5b6a430","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4fc44cfbecb4834fed0bcd9a7d2db09a480dc6f5efd363716c20e8bfe5b6a430","first_computed_at":"2026-05-18T00:48:14.260245Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:14.260245Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TJeD/RGEcoFxuRroolSaueGY0BMx77Zb86paS0SAsanCala/SmNksTyvBYXpqDbR33vvetWB2cq5hGIn69NUCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:14.260960Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.02323","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b9876265ed51fb1e71d2055b2ef59ecb467474b22e9d6d5d72d9147cbc726e75","sha256:66dbac95f6da8c865e9a38db5a5688585ab2b01b0960f19119e1c729792d28b7"],"state_sha256":"7d5d4970e8fbd36e0746ee311f8b9ca65e6405207144bfaf1be6d1291a4cae69"}