{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EQ66MWX6MU27U47772AZEUY7VK","short_pith_number":"pith:EQ66MWX6","canonical_record":{"source":{"id":"1011.4773","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-11-22T11:35:51Z","cross_cats_sorted":[],"title_canon_sha256":"4cb9e86aed72fd225d1e61b9f5afe0ee3f4dc237b20d630e25140785d409334e","abstract_canon_sha256":"6629bd49e2c470cdafb82717c6a5796a18040e027861a120510e3dde009e42cf"},"schema_version":"1.0"},"canonical_sha256":"243de65afe6535fa73fffe8192531faa8f8a42178fb6f7af7b16edc0936536f0","source":{"kind":"arxiv","id":"1011.4773","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.4773","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"1011.4773v3","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.4773","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"EQ66MWX6MU27","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EQ66MWX6MU27U477","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EQ66MWX6","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EQ66MWX6MU27U47772AZEUY7VK","target":"record","payload":{"canonical_record":{"source":{"id":"1011.4773","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-11-22T11:35:51Z","cross_cats_sorted":[],"title_canon_sha256":"4cb9e86aed72fd225d1e61b9f5afe0ee3f4dc237b20d630e25140785d409334e","abstract_canon_sha256":"6629bd49e2c470cdafb82717c6a5796a18040e027861a120510e3dde009e42cf"},"schema_version":"1.0"},"canonical_sha256":"243de65afe6535fa73fffe8192531faa8f8a42178fb6f7af7b16edc0936536f0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:42.706490Z","signature_b64":"ifG5DKEPVwC8obohzWPPABnLtPA29LWedqG+Nxoms1ZeQmp111QWTpWP3j4b5oQl29FgYvH1BFrqj3jZokUMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"243de65afe6535fa73fffe8192531faa8f8a42178fb6f7af7b16edc0936536f0","last_reissued_at":"2026-05-18T02:04:42.705691Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:42.705691Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.4773","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":"2026-05-18T02:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eFYJur/6xnFs1WM76uxeooBYN/ce27wnIqsZvmAC67yJCLxI80WnBiTNZKH0zamd3y/HNFpvluvHrhTOc3onBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:53:26.886416Z"},"content_sha256":"b1c81fe95020c5431110d1f0557a5a90201cc97be841ddec74d5f05fd2699d89","schema_version":"1.0","event_id":"sha256:b1c81fe95020c5431110d1f0557a5a90201cc97be841ddec74d5f05fd2699d89"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EQ66MWX6MU27U47772AZEUY7VK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Zeno effect and ergodicity in finite-time quantum measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"D.Sokolovski","submitted_at":"2010-11-22T11:35:51Z","abstract_excerpt":"We demonstrate that an attempt to measure a non-local in time quantity, such as the time average $\\la A\\ra_T$ of a dynamical variable $A$, by separating Feynman paths into ever narrower exclusive classes traps the system in eigensubspaces of the corresponding operator $\\a$. Conversely, in a long measurement of $\\la A\\ra_T$ to a finite accuracy, the system explores its Hilbert space and is driven to a universal steady state in which von Neumann ensemble average of $\\a$ coincides with $\\la A\\ra_T$. Both effects are conveniently analysed in terms of singularities and critical points of the corres"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.4773","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":"2026-05-18T02:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oZnFwXiwUU40o/pZxBwd+yCwIgyobYLkg0L2icGBHw9pGQ1CBlqj4FhCgv2XVTxlje3hpaI7Q47GDXXiU61RCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T16:53:26.887149Z"},"content_sha256":"16d12cb3bc3beb41b54ad6daaa01a0b3f6e1d4b0557ee418d2766642112e73f8","schema_version":"1.0","event_id":"sha256:16d12cb3bc3beb41b54ad6daaa01a0b3f6e1d4b0557ee418d2766642112e73f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EQ66MWX6MU27U47772AZEUY7VK/bundle.json","state_url":"https://pith.science/pith/EQ66MWX6MU27U47772AZEUY7VK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EQ66MWX6MU27U47772AZEUY7VK/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":"2026-06-09T16:53:26Z","links":{"resolver":"https://pith.science/pith/EQ66MWX6MU27U47772AZEUY7VK","bundle":"https://pith.science/pith/EQ66MWX6MU27U47772AZEUY7VK/bundle.json","state":"https://pith.science/pith/EQ66MWX6MU27U47772AZEUY7VK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EQ66MWX6MU27U47772AZEUY7VK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EQ66MWX6MU27U47772AZEUY7VK","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":"6629bd49e2c470cdafb82717c6a5796a18040e027861a120510e3dde009e42cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-11-22T11:35:51Z","title_canon_sha256":"4cb9e86aed72fd225d1e61b9f5afe0ee3f4dc237b20d630e25140785d409334e"},"schema_version":"1.0","source":{"id":"1011.4773","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.4773","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"1011.4773v3","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.4773","created_at":"2026-05-18T02:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"EQ66MWX6MU27","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EQ66MWX6MU27U477","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EQ66MWX6","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:16d12cb3bc3beb41b54ad6daaa01a0b3f6e1d4b0557ee418d2766642112e73f8","target":"graph","created_at":"2026-05-18T02:04:42Z","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 demonstrate that an attempt to measure a non-local in time quantity, such as the time average $\\la A\\ra_T$ of a dynamical variable $A$, by separating Feynman paths into ever narrower exclusive classes traps the system in eigensubspaces of the corresponding operator $\\a$. Conversely, in a long measurement of $\\la A\\ra_T$ to a finite accuracy, the system explores its Hilbert space and is driven to a universal steady state in which von Neumann ensemble average of $\\a$ coincides with $\\la A\\ra_T$. Both effects are conveniently analysed in terms of singularities and critical points of the corres","authors_text":"D.Sokolovski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-11-22T11:35:51Z","title":"Zeno effect and ergodicity in finite-time quantum measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.4773","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:b1c81fe95020c5431110d1f0557a5a90201cc97be841ddec74d5f05fd2699d89","target":"record","created_at":"2026-05-18T02:04:42Z","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":"6629bd49e2c470cdafb82717c6a5796a18040e027861a120510e3dde009e42cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-11-22T11:35:51Z","title_canon_sha256":"4cb9e86aed72fd225d1e61b9f5afe0ee3f4dc237b20d630e25140785d409334e"},"schema_version":"1.0","source":{"id":"1011.4773","kind":"arxiv","version":3}},"canonical_sha256":"243de65afe6535fa73fffe8192531faa8f8a42178fb6f7af7b16edc0936536f0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"243de65afe6535fa73fffe8192531faa8f8a42178fb6f7af7b16edc0936536f0","first_computed_at":"2026-05-18T02:04:42.705691Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:42.705691Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ifG5DKEPVwC8obohzWPPABnLtPA29LWedqG+Nxoms1ZeQmp111QWTpWP3j4b5oQl29FgYvH1BFrqj3jZokUMDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:42.706490Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.4773","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b1c81fe95020c5431110d1f0557a5a90201cc97be841ddec74d5f05fd2699d89","sha256:16d12cb3bc3beb41b54ad6daaa01a0b3f6e1d4b0557ee418d2766642112e73f8"],"state_sha256":"3b0d9cc1ecd294982e29873dac6c4d4ce7382ff5d6ee2a58a3bb6ea4b1b490e0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f+BpESOgz9Gqfl0oY17LQcZiI3i0TIVhKXtjnsfwUOZAu4yXOk3YvSLg2bgtpSfY8MlelRfboWVVhhfasgXEBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T16:53:26.891138Z","bundle_sha256":"9c46c23b2b4319568659d662e37e1ae7143595ea80fb3d88c4d8a2a547b5ab3f"}}