{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:UUF5PRJCNUSY2EV2PYOAYUQ7CX","short_pith_number":"pith:UUF5PRJC","canonical_record":{"source":{"id":"1307.1657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-07-05T16:25:38Z","cross_cats_sorted":[],"title_canon_sha256":"5b41787425596805fecd9199516bcb6ff5467a3c905857715eb520d80ed16df4","abstract_canon_sha256":"2b15e09757c27478e1bbbb2408693c4c6cc285d2e44053059fae76f468f520dc"},"schema_version":"1.0"},"canonical_sha256":"a50bd7c5226d258d12ba7e1c0c521f15e884f579829392824f7c7a99fe8d2cc4","source":{"kind":"arxiv","id":"1307.1657","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.1657","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"arxiv_version","alias_value":"1307.1657v1","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.1657","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"pith_short_12","alias_value":"UUF5PRJCNUSY","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UUF5PRJCNUSY2EV2","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UUF5PRJC","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:UUF5PRJCNUSY2EV2PYOAYUQ7CX","target":"record","payload":{"canonical_record":{"source":{"id":"1307.1657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-07-05T16:25:38Z","cross_cats_sorted":[],"title_canon_sha256":"5b41787425596805fecd9199516bcb6ff5467a3c905857715eb520d80ed16df4","abstract_canon_sha256":"2b15e09757c27478e1bbbb2408693c4c6cc285d2e44053059fae76f468f520dc"},"schema_version":"1.0"},"canonical_sha256":"a50bd7c5226d258d12ba7e1c0c521f15e884f579829392824f7c7a99fe8d2cc4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:08:36.840543Z","signature_b64":"pH/p/JGcRHKXX/yxJvnx4p1CkLE9xZeM1XbndEzg6Ia+Q/SOF38iEJRdAx73lOGt7OqxPLLUFdftLxF20HT/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a50bd7c5226d258d12ba7e1c0c521f15e884f579829392824f7c7a99fe8d2cc4","last_reissued_at":"2026-05-18T03:08:36.839175Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:08:36.839175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.1657","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":"2026-05-18T03:08:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zvOPU4LDdlWnG7FrSj+pdHUB4TP1xU6fLxo+u7HwYvUAsohYvuKfA3ualAirB6H9X1n+JcyWBMNFw5ugKWNMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:22:30.699290Z"},"content_sha256":"91ed09cb090c5bf6991f3afe3746090ee30807aa26bf6b057b6ee076bc339b93","schema_version":"1.0","event_id":"sha256:91ed09cb090c5bf6991f3afe3746090ee30807aa26bf6b057b6ee076bc339b93"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:UUF5PRJCNUSY2EV2PYOAYUQ7CX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Advanced Cold Molecule Electron EDM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"ACME Collaboration: Wesley C. Campbell, Amar C. Vutha, Ben Spaun, Brendon OLeary, Cheong Chan, David DeMille, Elizabeth S. Petrik, Emil Kirilov, Gerald Gabrielse, John M. Doyle, Nicholas R. Hutzler, Paul W. Hess, Yulia V. Gurevich","submitted_at":"2013-07-05T16:25:38Z","abstract_excerpt":"Measurement of a non-zero electric dipole moment (EDM) of the electron within a few orders of magnitude of the current best limit of |d_e| < 1.05 e -27 e cm would be an indication of physics beyond the Standard Model. The ACME Collaboration is searching for an electron EDM by performing a precision measurement of electron spin precession in the metastable H state of thorium monoxide (ThO) using a slow, cryogenic beam. We discuss the current status of the experiment. Based on a data set acquired from 14 hours of running time over a period of 2 days, we have achieved a 1-sigma statistical uncert"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.1657","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":"2026-05-18T03:08:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9DBdnrO3wK6duzarBrf8K62sNXzz9fJkj6eJUrf2/lYZ5E4KpNsIMwN4mpd37It8QhCGUV4WdH4N5Z+aM4JdAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:22:30.699668Z"},"content_sha256":"68d30e900958bb1eff5c831189d4e324df3a605601ea495a4105a042712aa941","schema_version":"1.0","event_id":"sha256:68d30e900958bb1eff5c831189d4e324df3a605601ea495a4105a042712aa941"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/bundle.json","state_url":"https://pith.science/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/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":"2026-05-28T00:22:30Z","links":{"resolver":"https://pith.science/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX","bundle":"https://pith.science/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/bundle.json","state":"https://pith.science/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UUF5PRJCNUSY2EV2PYOAYUQ7CX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:UUF5PRJCNUSY2EV2PYOAYUQ7CX","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":"2b15e09757c27478e1bbbb2408693c4c6cc285d2e44053059fae76f468f520dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-07-05T16:25:38Z","title_canon_sha256":"5b41787425596805fecd9199516bcb6ff5467a3c905857715eb520d80ed16df4"},"schema_version":"1.0","source":{"id":"1307.1657","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.1657","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"arxiv_version","alias_value":"1307.1657v1","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.1657","created_at":"2026-05-18T03:08:36Z"},{"alias_kind":"pith_short_12","alias_value":"UUF5PRJCNUSY","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UUF5PRJCNUSY2EV2","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UUF5PRJC","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:68d30e900958bb1eff5c831189d4e324df3a605601ea495a4105a042712aa941","target":"graph","created_at":"2026-05-18T03:08:36Z","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":"Measurement of a non-zero electric dipole moment (EDM) of the electron within a few orders of magnitude of the current best limit of |d_e| < 1.05 e -27 e cm would be an indication of physics beyond the Standard Model. The ACME Collaboration is searching for an electron EDM by performing a precision measurement of electron spin precession in the metastable H state of thorium monoxide (ThO) using a slow, cryogenic beam. We discuss the current status of the experiment. Based on a data set acquired from 14 hours of running time over a period of 2 days, we have achieved a 1-sigma statistical uncert","authors_text":"ACME Collaboration: Wesley C. Campbell, Amar C. Vutha, Ben Spaun, Brendon OLeary, Cheong Chan, David DeMille, Elizabeth S. Petrik, Emil Kirilov, Gerald Gabrielse, John M. Doyle, Nicholas R. Hutzler, Paul W. Hess, Yulia V. Gurevich","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-07-05T16:25:38Z","title":"Advanced Cold Molecule Electron EDM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.1657","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":"sha256:91ed09cb090c5bf6991f3afe3746090ee30807aa26bf6b057b6ee076bc339b93","target":"record","created_at":"2026-05-18T03:08:36Z","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":"2b15e09757c27478e1bbbb2408693c4c6cc285d2e44053059fae76f468f520dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-07-05T16:25:38Z","title_canon_sha256":"5b41787425596805fecd9199516bcb6ff5467a3c905857715eb520d80ed16df4"},"schema_version":"1.0","source":{"id":"1307.1657","kind":"arxiv","version":1}},"canonical_sha256":"a50bd7c5226d258d12ba7e1c0c521f15e884f579829392824f7c7a99fe8d2cc4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a50bd7c5226d258d12ba7e1c0c521f15e884f579829392824f7c7a99fe8d2cc4","first_computed_at":"2026-05-18T03:08:36.839175Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:36.839175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pH/p/JGcRHKXX/yxJvnx4p1CkLE9xZeM1XbndEzg6Ia+Q/SOF38iEJRdAx73lOGt7OqxPLLUFdftLxF20HT/Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:36.840543Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.1657","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91ed09cb090c5bf6991f3afe3746090ee30807aa26bf6b057b6ee076bc339b93","sha256:68d30e900958bb1eff5c831189d4e324df3a605601ea495a4105a042712aa941"],"state_sha256":"3cd3a7b48df32af9b0ca97245e6ffa6278ec48bd60d64bc86b953cd836f26540"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FiHyjzMJwi8iAgxuuZMeS5g3cyrgLeCy5W4e5V6Cmz0ZgwHlBfckoQqp32nvq36wwTbTjvQQVx0UEaYOmJvqBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T00:22:30.701867Z","bundle_sha256":"05b0e13f386c4d97e1b8252fc7f2d349ffcf3c4ccee6238d78c3f28f2ec77b95"}}