{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:5VMWPB3CDBW5ECTI4SUKESABAA","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":"feed7f667f62f82e1461334b167d7968ec193ce35b71cb6df47d8e777e977507","cross_cats_sorted":["quant-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1999-02-22T17:00:29Z","title_canon_sha256":"859d71589f351da3cbce5476386032d2fc3eaf104c78561dc8793f43850a5bb8"},"schema_version":"1.0","source":{"id":"hep-ph/9902427","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9902427","created_at":"2026-07-04T16:14:05Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9902427v1","created_at":"2026-07-04T16:14:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9902427","created_at":"2026-07-04T16:14:05Z"},{"alias_kind":"pith_short_12","alias_value":"5VMWPB3CDBW5","created_at":"2026-07-04T16:14:05Z"},{"alias_kind":"pith_short_16","alias_value":"5VMWPB3CDBW5ECTI","created_at":"2026-07-04T16:14:05Z"},{"alias_kind":"pith_short_8","alias_value":"5VMWPB3C","created_at":"2026-07-04T16:14:05Z"}],"graph_snapshots":[{"event_id":"sha256:db1b27f6f8866a6ed57ec9d4d7c91e93bd81e0aaa0c438ece03725634eac2dcd","target":"graph","created_at":"2026-07-04T16:14:05Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-ph/9902427/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider strangeness correlations of the EPR type in K^0 \\bar{K}^0 pairs created in a J^{PC} = 1^{--} state as a function of time under the hypothesis that spontaneous decoherence takes place. We parameterize the degree of decoherence by a factor (1-\\zeta) which multiplies the quantum-mechanical interference terms occurring in the amplitudes for like and unlike strangeness events and discuss the dependence of this procedure on the basis chosen in the K^0--\\bar{K}^0 space to which the interference terms correspond. Consequently, all statements about the ``decoherence parameter'' \\zeta inferr","authors_text":"B.C. Hiesmayr, R.A. Bertlmann, W. Grimus","cross_cats":["quant-ph"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-02-22T17:00:29Z","title":"Quantum mechanics, Furry's hypothesis and a measure of decoherence in the K^0 \\bar{K}^0 system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9902427","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":"sha256:2d15c6d8a3a601b41c55e273b024c3e1280afee8ab9fe77b8d2f2e3399815105","target":"record","created_at":"2026-07-04T16:14:05Z","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":"feed7f667f62f82e1461334b167d7968ec193ce35b71cb6df47d8e777e977507","cross_cats_sorted":["quant-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1999-02-22T17:00:29Z","title_canon_sha256":"859d71589f351da3cbce5476386032d2fc3eaf104c78561dc8793f43850a5bb8"},"schema_version":"1.0","source":{"id":"hep-ph/9902427","kind":"arxiv","version":1}},"canonical_sha256":"ed59678762186dd20a68e4a8a248010003a928c722bd3543ffa97eac54813115","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ed59678762186dd20a68e4a8a248010003a928c722bd3543ffa97eac54813115","first_computed_at":"2026-07-04T16:14:05.487822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:14:05.487822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HuQu4ZQEyByqt9trCC1HcVtns8mSSePkg6Xrjb+fd8b8LAc6vQjoPx/CcK8ZF1mTPDmvld79xmNifeWjVn34AQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:14:05.488216Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9902427","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d15c6d8a3a601b41c55e273b024c3e1280afee8ab9fe77b8d2f2e3399815105","sha256:db1b27f6f8866a6ed57ec9d4d7c91e93bd81e0aaa0c438ece03725634eac2dcd"],"state_sha256":"9ee80a8e48b5b23d8cd09fa88394834e2c34b4e554197921deed6c779590e428"}