{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:IKQ6ZAGRMIGMKPBAAZM6OVNSGQ","short_pith_number":"pith:IKQ6ZAGR","canonical_record":{"source":{"id":"1703.02057","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-06T19:00:17Z","cross_cats_sorted":[],"title_canon_sha256":"7ce9904392d269bddbe5099d41c8284ec35c8378fc8a2fe879545e30d3ba431c","abstract_canon_sha256":"51d31d340875277c4fafc2e997f5b8aab60728370ca6303effa8c54d4e00d09c"},"schema_version":"1.0"},"canonical_sha256":"42a1ec80d1620cc53c200659e755b2342a7de6060488c50ffb0346c57e4946b3","source":{"kind":"arxiv","id":"1703.02057","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.02057","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"arxiv_version","alias_value":"1703.02057v3","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02057","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"pith_short_12","alias_value":"IKQ6ZAGRMIGM","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IKQ6ZAGRMIGMKPBA","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IKQ6ZAGR","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:IKQ6ZAGRMIGMKPBAAZM6OVNSGQ","target":"record","payload":{"canonical_record":{"source":{"id":"1703.02057","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-06T19:00:17Z","cross_cats_sorted":[],"title_canon_sha256":"7ce9904392d269bddbe5099d41c8284ec35c8378fc8a2fe879545e30d3ba431c","abstract_canon_sha256":"51d31d340875277c4fafc2e997f5b8aab60728370ca6303effa8c54d4e00d09c"},"schema_version":"1.0"},"canonical_sha256":"42a1ec80d1620cc53c200659e755b2342a7de6060488c50ffb0346c57e4946b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:51.426777Z","signature_b64":"ITZY9RsD6SomyGUqDvt/w91Uiinb/BH9p9PzgHfrikMmaSjWsI0Jtn0+tYUPdTaKrQkUHIovVmgroxBA5ZMVBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42a1ec80d1620cc53c200659e755b2342a7de6060488c50ffb0346c57e4946b3","last_reissued_at":"2026-05-18T00:06:51.426043Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:51.426043Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.02057","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:06:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sZ2MP2fajUBdm9yNOYaIPleq600ewoMhpLYJGoAsKgitnZo3WyjCQn8UqkwkvTBiliYBafPdot3zkecDBYu0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T04:24:43.935200Z"},"content_sha256":"e997b44a1412d200d77d0eb6386f3f43adad75779fd4d329adc2c953e7a17905","schema_version":"1.0","event_id":"sha256:e997b44a1412d200d77d0eb6386f3f43adad75779fd4d329adc2c953e7a17905"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:IKQ6ZAGRMIGMKPBAAZM6OVNSGQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin-dependent $\\mu \\to e$ conversion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Sacha Davidson, Vincenzo Cirigliano, Yoshitaka Kuno","submitted_at":"2017-03-06T19:00:17Z","abstract_excerpt":"The experimental sensitivity to $\\mu \\to e$ conversion on nuclei is expected to improve by four orders of magnitude in coming years. We consider the impact of $\\mu \\to e$ flavour-changing tensor and axial-vector four-fermion operators which couple to the spin of nucleons. Such operators, which have not previously been considered, contribute to $\\mu \\to e$ conversion in three ways: in nuclei with spin they mediate a spin-dependent transition; in all nuclei they contribute to the coherent ($A^2$-enhanced) spin-independent conversion via finite recoil effects and via loop mixing with dipole, scal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02057","kind":"arxiv","version":3},"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":"2026-05-18T00:06:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dWDH++iR+MIbIiLAZrL50C/oka+4pOrZ9JSFKlM2dNqPhkvqlTmRjKLY2DnanThYrmDPLzFwDWb7uJk3wU+9AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T04:24:43.935936Z"},"content_sha256":"3a63b3f201b3ac8eb76ade4af6f5ca1d6bcd483c6e24dfd04de262d104279068","schema_version":"1.0","event_id":"sha256:3a63b3f201b3ac8eb76ade4af6f5ca1d6bcd483c6e24dfd04de262d104279068"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/bundle.json","state_url":"https://pith.science/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/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":"2026-06-06T04:24:43Z","links":{"resolver":"https://pith.science/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ","bundle":"https://pith.science/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/bundle.json","state":"https://pith.science/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IKQ6ZAGRMIGMKPBAAZM6OVNSGQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IKQ6ZAGRMIGMKPBAAZM6OVNSGQ","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":"51d31d340875277c4fafc2e997f5b8aab60728370ca6303effa8c54d4e00d09c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-06T19:00:17Z","title_canon_sha256":"7ce9904392d269bddbe5099d41c8284ec35c8378fc8a2fe879545e30d3ba431c"},"schema_version":"1.0","source":{"id":"1703.02057","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.02057","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"arxiv_version","alias_value":"1703.02057v3","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02057","created_at":"2026-05-18T00:06:51Z"},{"alias_kind":"pith_short_12","alias_value":"IKQ6ZAGRMIGM","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IKQ6ZAGRMIGMKPBA","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IKQ6ZAGR","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:3a63b3f201b3ac8eb76ade4af6f5ca1d6bcd483c6e24dfd04de262d104279068","target":"graph","created_at":"2026-05-18T00:06:51Z","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 experimental sensitivity to $\\mu \\to e$ conversion on nuclei is expected to improve by four orders of magnitude in coming years. We consider the impact of $\\mu \\to e$ flavour-changing tensor and axial-vector four-fermion operators which couple to the spin of nucleons. Such operators, which have not previously been considered, contribute to $\\mu \\to e$ conversion in three ways: in nuclei with spin they mediate a spin-dependent transition; in all nuclei they contribute to the coherent ($A^2$-enhanced) spin-independent conversion via finite recoil effects and via loop mixing with dipole, scal","authors_text":"Sacha Davidson, Vincenzo Cirigliano, Yoshitaka Kuno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-06T19:00:17Z","title":"Spin-dependent $\\mu \\to e$ conversion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02057","kind":"arxiv","version":3},"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:e997b44a1412d200d77d0eb6386f3f43adad75779fd4d329adc2c953e7a17905","target":"record","created_at":"2026-05-18T00:06:51Z","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":"51d31d340875277c4fafc2e997f5b8aab60728370ca6303effa8c54d4e00d09c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-06T19:00:17Z","title_canon_sha256":"7ce9904392d269bddbe5099d41c8284ec35c8378fc8a2fe879545e30d3ba431c"},"schema_version":"1.0","source":{"id":"1703.02057","kind":"arxiv","version":3}},"canonical_sha256":"42a1ec80d1620cc53c200659e755b2342a7de6060488c50ffb0346c57e4946b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"42a1ec80d1620cc53c200659e755b2342a7de6060488c50ffb0346c57e4946b3","first_computed_at":"2026-05-18T00:06:51.426043Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:51.426043Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ITZY9RsD6SomyGUqDvt/w91Uiinb/BH9p9PzgHfrikMmaSjWsI0Jtn0+tYUPdTaKrQkUHIovVmgroxBA5ZMVBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:51.426777Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.02057","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e997b44a1412d200d77d0eb6386f3f43adad75779fd4d329adc2c953e7a17905","sha256:3a63b3f201b3ac8eb76ade4af6f5ca1d6bcd483c6e24dfd04de262d104279068"],"state_sha256":"3c9f9c4bf83d7d70f36d792afca69c4c69e2240985256c880f7667dcb4faf9ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oxKixDIj9VHECMxmM1GawRgttKA29eILfXWe4UhqQxhVrIMc3hMh9Zo5YE0iTzZRSFu54zssOlwKg8gn1SBvCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T04:24:43.940253Z","bundle_sha256":"6b9fe8e211257c75180002a76e81c8c687b47911afa72c035d7230b595bc0ff7"}}