{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:SOX75JRHFKRXXG6MJLTVMBBCHA","short_pith_number":"pith:SOX75JRH","canonical_record":{"source":{"id":"1603.04204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-14T10:59:05Z","cross_cats_sorted":[],"title_canon_sha256":"a8648ef67bfb3aae911c817f04991cbf4ba381cfb8024b459fefad45db341b85","abstract_canon_sha256":"a1d007ebe8efc215a80009529b218e76e59988d5a06cf6a71f7da7fab4caa895"},"schema_version":"1.0"},"canonical_sha256":"93affea6272aa37b9bcc4ae75604223829d431f2f5f8bdae487291621310f9c1","source":{"kind":"arxiv","id":"1603.04204","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.04204","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"arxiv_version","alias_value":"1603.04204v1","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.04204","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"pith_short_12","alias_value":"SOX75JRHFKRX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SOX75JRHFKRXXG6M","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SOX75JRH","created_at":"2026-05-18T12:30:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:SOX75JRHFKRXXG6MJLTVMBBCHA","target":"record","payload":{"canonical_record":{"source":{"id":"1603.04204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-14T10:59:05Z","cross_cats_sorted":[],"title_canon_sha256":"a8648ef67bfb3aae911c817f04991cbf4ba381cfb8024b459fefad45db341b85","abstract_canon_sha256":"a1d007ebe8efc215a80009529b218e76e59988d5a06cf6a71f7da7fab4caa895"},"schema_version":"1.0"},"canonical_sha256":"93affea6272aa37b9bcc4ae75604223829d431f2f5f8bdae487291621310f9c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:39.740539Z","signature_b64":"P5XMzQxOP7fanvR3A5n9IwyBHt/q/S2yd4Jru5VnXI7NVwRR0GOcdDWy3NnmcB7iBEybEuh6BktC/44OI1o9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93affea6272aa37b9bcc4ae75604223829d431f2f5f8bdae487291621310f9c1","last_reissued_at":"2026-05-18T01:16:39.739867Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:39.739867Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.04204","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":"2026-05-18T01:16:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zelSrMklH7YCsac5qYUY4TKvrTzFjaQCSe2+9pi5ksXGqIL1nXREssngFBkhM/ZoZkdAaeX1FnOSanGf81sGAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T15:20:08.860808Z"},"content_sha256":"5c0b21e1950953915cd9321d67a705bf1a9ae2308b62d1a18467cab9e6b52ed0","schema_version":"1.0","event_id":"sha256:5c0b21e1950953915cd9321d67a705bf1a9ae2308b62d1a18467cab9e6b52ed0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:SOX75JRHFKRXXG6MJLTVMBBCHA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the spatial coordinate measurement of two identical particles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Avi Marchewka, Er'el Granot, Zeev Schuss","submitted_at":"2016-03-14T10:59:05Z","abstract_excerpt":"Theoretically, the coordinate measurement of two identical particles at a point by two narrowly separated narrow detectors, is interpreted in the limit of shrinking width and separation, as the detection of two particles by a single narrow detector. { Ordinarily, the ratio between probabilities of point measurements is independent of the width of the narrow detectors.} We show here that not only this is not the case, but that in some scenarios the results depend on the way the dimensions shrink to zero. The ratio between the width and the separation determines the detection result. { In partic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.04204","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":"2026-05-18T01:16:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YGsyN0OXCvTznk+VE2PdXFTXp3OAp3VTmmcD+KihQmbUZ8iUW+URCbbcShybFtsVT7RC7Ry7KY26g3jr7wG7Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T15:20:08.861360Z"},"content_sha256":"8a23e89ceff59aa46de51ed37e44d15d7e45b7fed9ae1065aaf780fa3453e051","schema_version":"1.0","event_id":"sha256:8a23e89ceff59aa46de51ed37e44d15d7e45b7fed9ae1065aaf780fa3453e051"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/bundle.json","state_url":"https://pith.science/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/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":"2026-06-02T15:20:08Z","links":{"resolver":"https://pith.science/pith/SOX75JRHFKRXXG6MJLTVMBBCHA","bundle":"https://pith.science/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/bundle.json","state":"https://pith.science/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SOX75JRHFKRXXG6MJLTVMBBCHA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:SOX75JRHFKRXXG6MJLTVMBBCHA","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":"a1d007ebe8efc215a80009529b218e76e59988d5a06cf6a71f7da7fab4caa895","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-14T10:59:05Z","title_canon_sha256":"a8648ef67bfb3aae911c817f04991cbf4ba381cfb8024b459fefad45db341b85"},"schema_version":"1.0","source":{"id":"1603.04204","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.04204","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"arxiv_version","alias_value":"1603.04204v1","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.04204","created_at":"2026-05-18T01:16:39Z"},{"alias_kind":"pith_short_12","alias_value":"SOX75JRHFKRX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SOX75JRHFKRXXG6M","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SOX75JRH","created_at":"2026-05-18T12:30:44Z"}],"graph_snapshots":[{"event_id":"sha256:8a23e89ceff59aa46de51ed37e44d15d7e45b7fed9ae1065aaf780fa3453e051","target":"graph","created_at":"2026-05-18T01:16:39Z","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":"Theoretically, the coordinate measurement of two identical particles at a point by two narrowly separated narrow detectors, is interpreted in the limit of shrinking width and separation, as the detection of two particles by a single narrow detector. { Ordinarily, the ratio between probabilities of point measurements is independent of the width of the narrow detectors.} We show here that not only this is not the case, but that in some scenarios the results depend on the way the dimensions shrink to zero. The ratio between the width and the separation determines the detection result. { In partic","authors_text":"Avi Marchewka, Er'el Granot, Zeev Schuss","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-14T10:59:05Z","title":"On the spatial coordinate measurement of two identical particles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.04204","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":"sha256:5c0b21e1950953915cd9321d67a705bf1a9ae2308b62d1a18467cab9e6b52ed0","target":"record","created_at":"2026-05-18T01:16:39Z","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":"a1d007ebe8efc215a80009529b218e76e59988d5a06cf6a71f7da7fab4caa895","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-14T10:59:05Z","title_canon_sha256":"a8648ef67bfb3aae911c817f04991cbf4ba381cfb8024b459fefad45db341b85"},"schema_version":"1.0","source":{"id":"1603.04204","kind":"arxiv","version":1}},"canonical_sha256":"93affea6272aa37b9bcc4ae75604223829d431f2f5f8bdae487291621310f9c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"93affea6272aa37b9bcc4ae75604223829d431f2f5f8bdae487291621310f9c1","first_computed_at":"2026-05-18T01:16:39.739867Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:39.739867Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P5XMzQxOP7fanvR3A5n9IwyBHt/q/S2yd4Jru5VnXI7NVwRR0GOcdDWy3NnmcB7iBEybEuh6BktC/44OI1o9BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:39.740539Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.04204","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c0b21e1950953915cd9321d67a705bf1a9ae2308b62d1a18467cab9e6b52ed0","sha256:8a23e89ceff59aa46de51ed37e44d15d7e45b7fed9ae1065aaf780fa3453e051"],"state_sha256":"f53ddde461b3bd392c5ff9fed92f49253f7fea6a3f55dc29973ac501b64cf4f0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u7dnxBucO6cgrTWvNSDLhdTrU94Xa8Me9el/2/blb065rQyNuiPC70eF2/MLvi4tVHcwnjj1yzGPkVZXE2ElBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T15:20:08.863952Z","bundle_sha256":"604609084e452289a4902288dd4edd93624452f8a05bf03326bf3c7ea2cb355d"}}