{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:C35MGSGB6ZCTMVUKPI3GM2BJQ6","short_pith_number":"pith:C35MGSGB","canonical_record":{"source":{"id":"1310.5588","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-21T15:10:28Z","cross_cats_sorted":["physics.atom-ph","physics.ins-det"],"title_canon_sha256":"81b5f27042e7cb7e75c04fb37d4f40d790bd07c1002ece86d092de541263e866","abstract_canon_sha256":"611a0aca755e0c1a1452c295486d83ffb849c312bb1b9c3dd5773278588a3a54"},"schema_version":"1.0"},"canonical_sha256":"16fac348c1f64536568a7a3666682987bfd0df02126082cba64934f354d2093f","source":{"kind":"arxiv","id":"1310.5588","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.5588","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"arxiv_version","alias_value":"1310.5588v2","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.5588","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"pith_short_12","alias_value":"C35MGSGB6ZCT","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C35MGSGB6ZCTMVUK","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C35MGSGB","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:C35MGSGB6ZCTMVUKPI3GM2BJQ6","target":"record","payload":{"canonical_record":{"source":{"id":"1310.5588","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-21T15:10:28Z","cross_cats_sorted":["physics.atom-ph","physics.ins-det"],"title_canon_sha256":"81b5f27042e7cb7e75c04fb37d4f40d790bd07c1002ece86d092de541263e866","abstract_canon_sha256":"611a0aca755e0c1a1452c295486d83ffb849c312bb1b9c3dd5773278588a3a54"},"schema_version":"1.0"},"canonical_sha256":"16fac348c1f64536568a7a3666682987bfd0df02126082cba64934f354d2093f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:56.895593Z","signature_b64":"zPG35Q499xmLS+Hr1lQiTQWS6Q/3ZRbR6IXUDoG/K0W5PFNwdNB2Ho5LOehN2k21rxNous0k7hGYIH02C9clAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16fac348c1f64536568a7a3666682987bfd0df02126082cba64934f354d2093f","last_reissued_at":"2026-05-18T01:46:56.895019Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:56.895019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.5588","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tgrwLUnWikgDvHHZdYXxiNEbIcThzhF2wZxiKRgAlV4v+9pfr3LwZ03+RG7o4OkntxgEdw2qt6hNjO0e3HzQDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T17:58:13.269356Z"},"content_sha256":"3dc6b0d91e6026edc9df2b9a86b57ecc10b6cbd8733782621e972c6c5018113e","schema_version":"1.0","event_id":"sha256:3dc6b0d91e6026edc9df2b9a86b57ecc10b6cbd8733782621e972c6c5018113e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:C35MGSGB6ZCTMVUKPI3GM2BJQ6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New measurements of neutron electric dipole moment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","physics.ins-det"],"primary_cat":"nucl-ex","authors_text":"A.K.Fomin, A.N.Pirozhkov, A.O.Polyushkin, A.P.Serebrov, A.V.Vasiliev, E.A.Kolomenskiy, E.B.Alexandrov, I.A.Krasnoshekova, I.V.Shoka, M.S.Lasakov, N.A.Dovator, O.M.Zherebtsov, O.Zimmer, P.Geltenbort, S.N.Ivanov, S.P.Dmitriev, V.A. Solovey","submitted_at":"2013-10-21T15:10:28Z","abstract_excerpt":"We report a new measurement of the neutron electric dipole moment with the PNPI EDM spectrometer using the ultracold neutron source PF2 at the research reactor of the ILL. Its first results can be interpreted as a limit on the neutron EDM of $|d_{\\rm n}| < 5.5 \\times 10^{-26} \\rm{e} \\cdot \\rm{cm}$ (90% confidence level)."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.5588","kind":"arxiv","version":2},"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":"2026-05-18T01:46:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RxNqu8P4ebxP22Ls/sy4vBYFk8FT3QYRwt0qWgx31X0332hkZxx9mEdcMdEtdwNCv8D2y+sp+/PMC4FBlGkwDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T17:58:13.269716Z"},"content_sha256":"1342bd03ad00a0da34c9b48c42f110dec5b1d4240951dc8c2b26e7c77f62afee","schema_version":"1.0","event_id":"sha256:1342bd03ad00a0da34c9b48c42f110dec5b1d4240951dc8c2b26e7c77f62afee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/bundle.json","state_url":"https://pith.science/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/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":"2026-06-21T17:58:13Z","links":{"resolver":"https://pith.science/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6","bundle":"https://pith.science/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/bundle.json","state":"https://pith.science/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C35MGSGB6ZCTMVUKPI3GM2BJQ6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:C35MGSGB6ZCTMVUKPI3GM2BJQ6","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":"611a0aca755e0c1a1452c295486d83ffb849c312bb1b9c3dd5773278588a3a54","cross_cats_sorted":["physics.atom-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-21T15:10:28Z","title_canon_sha256":"81b5f27042e7cb7e75c04fb37d4f40d790bd07c1002ece86d092de541263e866"},"schema_version":"1.0","source":{"id":"1310.5588","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.5588","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"arxiv_version","alias_value":"1310.5588v2","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.5588","created_at":"2026-05-18T01:46:56Z"},{"alias_kind":"pith_short_12","alias_value":"C35MGSGB6ZCT","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C35MGSGB6ZCTMVUK","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C35MGSGB","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:1342bd03ad00a0da34c9b48c42f110dec5b1d4240951dc8c2b26e7c77f62afee","target":"graph","created_at":"2026-05-18T01:46:56Z","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"},"paper":{"abstract_excerpt":"We report a new measurement of the neutron electric dipole moment with the PNPI EDM spectrometer using the ultracold neutron source PF2 at the research reactor of the ILL. Its first results can be interpreted as a limit on the neutron EDM of $|d_{\\rm n}| < 5.5 \\times 10^{-26} \\rm{e} \\cdot \\rm{cm}$ (90% confidence level).","authors_text":"A.K.Fomin, A.N.Pirozhkov, A.O.Polyushkin, A.P.Serebrov, A.V.Vasiliev, E.A.Kolomenskiy, E.B.Alexandrov, I.A.Krasnoshekova, I.V.Shoka, M.S.Lasakov, N.A.Dovator, O.M.Zherebtsov, O.Zimmer, P.Geltenbort, S.N.Ivanov, S.P.Dmitriev, V.A. Solovey","cross_cats":["physics.atom-ph","physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-21T15:10:28Z","title":"New measurements of neutron electric dipole moment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.5588","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":"sha256:3dc6b0d91e6026edc9df2b9a86b57ecc10b6cbd8733782621e972c6c5018113e","target":"record","created_at":"2026-05-18T01:46:56Z","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":"611a0aca755e0c1a1452c295486d83ffb849c312bb1b9c3dd5773278588a3a54","cross_cats_sorted":["physics.atom-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-21T15:10:28Z","title_canon_sha256":"81b5f27042e7cb7e75c04fb37d4f40d790bd07c1002ece86d092de541263e866"},"schema_version":"1.0","source":{"id":"1310.5588","kind":"arxiv","version":2}},"canonical_sha256":"16fac348c1f64536568a7a3666682987bfd0df02126082cba64934f354d2093f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16fac348c1f64536568a7a3666682987bfd0df02126082cba64934f354d2093f","first_computed_at":"2026-05-18T01:46:56.895019Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:56.895019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zPG35Q499xmLS+Hr1lQiTQWS6Q/3ZRbR6IXUDoG/K0W5PFNwdNB2Ho5LOehN2k21rxNous0k7hGYIH02C9clAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:56.895593Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.5588","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3dc6b0d91e6026edc9df2b9a86b57ecc10b6cbd8733782621e972c6c5018113e","sha256:1342bd03ad00a0da34c9b48c42f110dec5b1d4240951dc8c2b26e7c77f62afee"],"state_sha256":"01929c37a30c88947c70fa90efe6f34f0cd96ab038f064585f0b2b32521ed034"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"auUB7uQwsf/zDQ3vBNh77ryujEbiveWsXvMac2gBzGwhbp3GyYVisAVDjVm5JWAo00ARoTQ9/I0kjn1gKWLQAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T17:58:13.271661Z","bundle_sha256":"9add33794ae37fb5bf479bc61a73b22f8908e7002ae7e3da0b5d83c4738a8176"}}