{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:IEKRWQANL5EPFTCSDZLXGQ6IQN","short_pith_number":"pith:IEKRWQAN","canonical_record":{"source":{"id":"1704.07117","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-04-24T09:58:53Z","cross_cats_sorted":[],"title_canon_sha256":"f45f2cef96c71f3bf975a6e679bddbe0b17d88e6750c564062817c3bd89cfa0d","abstract_canon_sha256":"b8c5f1a65150c714ea1a29ecbcb01e8475096d1834ebaf4e72066635a38c26f2"},"schema_version":"1.0"},"canonical_sha256":"41151b400d5f48f2cc521e577343c8836850d02d32f9a9432be5318574de2c5b","source":{"kind":"arxiv","id":"1704.07117","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.07117","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"arxiv_version","alias_value":"1704.07117v4","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.07117","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"pith_short_12","alias_value":"IEKRWQANL5EP","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IEKRWQANL5EPFTCS","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IEKRWQAN","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:IEKRWQANL5EPFTCSDZLXGQ6IQN","target":"record","payload":{"canonical_record":{"source":{"id":"1704.07117","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-04-24T09:58:53Z","cross_cats_sorted":[],"title_canon_sha256":"f45f2cef96c71f3bf975a6e679bddbe0b17d88e6750c564062817c3bd89cfa0d","abstract_canon_sha256":"b8c5f1a65150c714ea1a29ecbcb01e8475096d1834ebaf4e72066635a38c26f2"},"schema_version":"1.0"},"canonical_sha256":"41151b400d5f48f2cc521e577343c8836850d02d32f9a9432be5318574de2c5b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:32.246911Z","signature_b64":"rGCG+JGuha5pESp73WkRDmR3gqy5TOVF6EavRlWmJN6k7+iIbBqiz3Do11QHY2zZKYrnW75d7hvJVWzaRiwRDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"41151b400d5f48f2cc521e577343c8836850d02d32f9a9432be5318574de2c5b","last_reissued_at":"2026-05-18T00:16:32.246521Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:32.246521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.07117","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KrfNHIV4UnMvzoo5+N/URrAYQYK41PDjD4mxQkkrKa2Zyg77FVnevc8/cq2nBJwhtFefWVQg2w2NliLISWK7Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T12:20:13.370556Z"},"content_sha256":"49a27ea777089ef819a6b3473667de4eb9d0f868bb97f0ef83a86b552bf0f169","schema_version":"1.0","event_id":"sha256:49a27ea777089ef819a6b3473667de4eb9d0f868bb97f0ef83a86b552bf0f169"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:IEKRWQANL5EPFTCSDZLXGQ6IQN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lindblad and Bloch equations for conversion of a neutron into an antineutron","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"B.O. Kerbikov","submitted_at":"2017-04-24T09:58:53Z","abstract_excerpt":"We propose a new approach based on the Lindblad and Bloch equations for the density matrix to the problem of a neutron into an antineutron conversion. We consider three strategies to search for conversion: experiments with trapped neutrons, oscillations in nuclei, and quasi-free propagation. We draw a distinction between $n\\bar{n}$ oscillations in which the probability that a neutron transforms into an antineutron depends on time according to the sine-square law and the non-oscillatory overdamped $n\\bar{n}$ conversion. We show that in all three cases decoherence due to the interaction with the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.07117","kind":"arxiv","version":4},"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":"2026-05-18T00:16:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PBxtBWTqwnWQbheNOQa8nbbvuatEoIkoRXIFj5y3W2oTc0gep1V6eyoYnXlXaHCA+iH1uP31j994p6eJiuW2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T12:20:13.371905Z"},"content_sha256":"9f69c7468854e364336a1c060c333c61d7ea81f9115dee512dc1f3bc215215ae","schema_version":"1.0","event_id":"sha256:9f69c7468854e364336a1c060c333c61d7ea81f9115dee512dc1f3bc215215ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/bundle.json","state_url":"https://pith.science/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/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":"2026-08-10T12:20:13Z","links":{"resolver":"https://pith.science/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN","bundle":"https://pith.science/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/bundle.json","state":"https://pith.science/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IEKRWQANL5EPFTCSDZLXGQ6IQN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IEKRWQANL5EPFTCSDZLXGQ6IQN","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":"b8c5f1a65150c714ea1a29ecbcb01e8475096d1834ebaf4e72066635a38c26f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-04-24T09:58:53Z","title_canon_sha256":"f45f2cef96c71f3bf975a6e679bddbe0b17d88e6750c564062817c3bd89cfa0d"},"schema_version":"1.0","source":{"id":"1704.07117","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.07117","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"arxiv_version","alias_value":"1704.07117v4","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.07117","created_at":"2026-05-18T00:16:32Z"},{"alias_kind":"pith_short_12","alias_value":"IEKRWQANL5EP","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IEKRWQANL5EPFTCS","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IEKRWQAN","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:9f69c7468854e364336a1c060c333c61d7ea81f9115dee512dc1f3bc215215ae","target":"graph","created_at":"2026-05-18T00:16:32Z","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 propose a new approach based on the Lindblad and Bloch equations for the density matrix to the problem of a neutron into an antineutron conversion. We consider three strategies to search for conversion: experiments with trapped neutrons, oscillations in nuclei, and quasi-free propagation. We draw a distinction between $n\\bar{n}$ oscillations in which the probability that a neutron transforms into an antineutron depends on time according to the sine-square law and the non-oscillatory overdamped $n\\bar{n}$ conversion. We show that in all three cases decoherence due to the interaction with the","authors_text":"B.O. Kerbikov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-04-24T09:58:53Z","title":"Lindblad and Bloch equations for conversion of a neutron into an antineutron"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.07117","kind":"arxiv","version":4},"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":"sha256:49a27ea777089ef819a6b3473667de4eb9d0f868bb97f0ef83a86b552bf0f169","target":"record","created_at":"2026-05-18T00:16:32Z","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":"b8c5f1a65150c714ea1a29ecbcb01e8475096d1834ebaf4e72066635a38c26f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-04-24T09:58:53Z","title_canon_sha256":"f45f2cef96c71f3bf975a6e679bddbe0b17d88e6750c564062817c3bd89cfa0d"},"schema_version":"1.0","source":{"id":"1704.07117","kind":"arxiv","version":4}},"canonical_sha256":"41151b400d5f48f2cc521e577343c8836850d02d32f9a9432be5318574de2c5b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"41151b400d5f48f2cc521e577343c8836850d02d32f9a9432be5318574de2c5b","first_computed_at":"2026-05-18T00:16:32.246521Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:32.246521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rGCG+JGuha5pESp73WkRDmR3gqy5TOVF6EavRlWmJN6k7+iIbBqiz3Do11QHY2zZKYrnW75d7hvJVWzaRiwRDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:32.246911Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.07117","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:49a27ea777089ef819a6b3473667de4eb9d0f868bb97f0ef83a86b552bf0f169","sha256:9f69c7468854e364336a1c060c333c61d7ea81f9115dee512dc1f3bc215215ae"],"state_sha256":"63cd028913efdfbf6be1b8b417016e0d50a56571a141dcaf72ffcfa768a5ed21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jhVODl/kQyaahLGkT/2XFAc/TqbDgdogPlW60H4OjdXAbbsAd4+UrjyFhsBV4G8X8NN0pE99ReBuZ8czmY3fBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T12:20:13.379168Z","bundle_sha256":"5d80baab9e4239be2d39ee557858900bb000bc307971d9c7cf79e2311d821211"}}