{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:EUR64N3IZTFBEFWAO47WE3VEL6","short_pith_number":"pith:EUR64N3I","canonical_record":{"source":{"id":"1808.02072","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-06T19:14:39Z","cross_cats_sorted":[],"title_canon_sha256":"b335b5e6f28025ec49abef077742803da5375c717502a3cf3f9fa1e68893e6fa","abstract_canon_sha256":"996fb83330c2bdfc1d3c5d523de210787eef81e79af40473a479c3d67b052662"},"schema_version":"1.0"},"canonical_sha256":"2523ee3768ccca1216c0773f626ea45fb4e1b4c463250da07071326b47618226","source":{"kind":"arxiv","id":"1808.02072","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.02072","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"1808.02072v1","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.02072","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"EUR64N3IZTFB","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EUR64N3IZTFBEFWA","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EUR64N3I","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:EUR64N3IZTFBEFWAO47WE3VEL6","target":"record","payload":{"canonical_record":{"source":{"id":"1808.02072","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-06T19:14:39Z","cross_cats_sorted":[],"title_canon_sha256":"b335b5e6f28025ec49abef077742803da5375c717502a3cf3f9fa1e68893e6fa","abstract_canon_sha256":"996fb83330c2bdfc1d3c5d523de210787eef81e79af40473a479c3d67b052662"},"schema_version":"1.0"},"canonical_sha256":"2523ee3768ccca1216c0773f626ea45fb4e1b4c463250da07071326b47618226","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:51.280936Z","signature_b64":"fZCJRRoRUwukkZi7NYe+/fnwj80KPJJS85ge0yEojgvGOjzXRjnxQGUC3dNC/OcgECUD/Zpguhip69Jtt7mtBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2523ee3768ccca1216c0773f626ea45fb4e1b4c463250da07071326b47618226","last_reissued_at":"2026-05-18T00:00:51.280393Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:51.280393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.02072","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":"2026-05-18T00:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9e4YwH227ZPpFaILQY0Gy0ijybGBjrjO7dU/Ia5d/Qb6dMV6UIxfqD8SuNUhfJnFw5TwR13MxkCOY/q/61+/Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:15:14.394288Z"},"content_sha256":"3aca24922d1a6af3cb040deca8c84548be73ef64ffa9b45aa7569c2d66365e99","schema_version":"1.0","event_id":"sha256:3aca24922d1a6af3cb040deca8c84548be73ef64ffa9b45aa7569c2d66365e99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:EUR64N3IZTFBEFWAO47WE3VEL6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A quantum controlled quantum eraser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Janos A. Bergou, Mark Hillery","submitted_at":"2018-08-06T19:14:39Z","abstract_excerpt":"We show that the protocol known as quantum state separation can be used to transfer information between the phase and path of a particle in an interferometer. When applied to a quantum eraser, this allows us to erase some, but not all, of the path information. We can control how much path information we wish to erase."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02072","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":"2026-05-18T00:00:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/E9BueeNajYrz8TLKtwYbDQ+0bM0crVYVKxRwIlpX7oWaEKD74plzRUd+rlRZsi1jKxXsdXrW1BC8MFghAMQCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:15:14.394654Z"},"content_sha256":"2ab94555a2eb52efce446d98178ba79f64d8ba872fec1d13b2dd7e8f6a32bbd4","schema_version":"1.0","event_id":"sha256:2ab94555a2eb52efce446d98178ba79f64d8ba872fec1d13b2dd7e8f6a32bbd4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EUR64N3IZTFBEFWAO47WE3VEL6/bundle.json","state_url":"https://pith.science/pith/EUR64N3IZTFBEFWAO47WE3VEL6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EUR64N3IZTFBEFWAO47WE3VEL6/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":"2026-05-28T23:15:14Z","links":{"resolver":"https://pith.science/pith/EUR64N3IZTFBEFWAO47WE3VEL6","bundle":"https://pith.science/pith/EUR64N3IZTFBEFWAO47WE3VEL6/bundle.json","state":"https://pith.science/pith/EUR64N3IZTFBEFWAO47WE3VEL6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EUR64N3IZTFBEFWAO47WE3VEL6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:EUR64N3IZTFBEFWAO47WE3VEL6","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":"996fb83330c2bdfc1d3c5d523de210787eef81e79af40473a479c3d67b052662","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-06T19:14:39Z","title_canon_sha256":"b335b5e6f28025ec49abef077742803da5375c717502a3cf3f9fa1e68893e6fa"},"schema_version":"1.0","source":{"id":"1808.02072","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.02072","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"1808.02072v1","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.02072","created_at":"2026-05-18T00:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"EUR64N3IZTFB","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EUR64N3IZTFBEFWA","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EUR64N3I","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:2ab94555a2eb52efce446d98178ba79f64d8ba872fec1d13b2dd7e8f6a32bbd4","target":"graph","created_at":"2026-05-18T00:00:51Z","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":"We show that the protocol known as quantum state separation can be used to transfer information between the phase and path of a particle in an interferometer. When applied to a quantum eraser, this allows us to erase some, but not all, of the path information. We can control how much path information we wish to erase.","authors_text":"Janos A. Bergou, Mark Hillery","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-06T19:14:39Z","title":"A quantum controlled quantum eraser"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02072","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":"sha256:3aca24922d1a6af3cb040deca8c84548be73ef64ffa9b45aa7569c2d66365e99","target":"record","created_at":"2026-05-18T00:00:51Z","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":"996fb83330c2bdfc1d3c5d523de210787eef81e79af40473a479c3d67b052662","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-06T19:14:39Z","title_canon_sha256":"b335b5e6f28025ec49abef077742803da5375c717502a3cf3f9fa1e68893e6fa"},"schema_version":"1.0","source":{"id":"1808.02072","kind":"arxiv","version":1}},"canonical_sha256":"2523ee3768ccca1216c0773f626ea45fb4e1b4c463250da07071326b47618226","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2523ee3768ccca1216c0773f626ea45fb4e1b4c463250da07071326b47618226","first_computed_at":"2026-05-18T00:00:51.280393Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:51.280393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fZCJRRoRUwukkZi7NYe+/fnwj80KPJJS85ge0yEojgvGOjzXRjnxQGUC3dNC/OcgECUD/Zpguhip69Jtt7mtBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:51.280936Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.02072","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3aca24922d1a6af3cb040deca8c84548be73ef64ffa9b45aa7569c2d66365e99","sha256:2ab94555a2eb52efce446d98178ba79f64d8ba872fec1d13b2dd7e8f6a32bbd4"],"state_sha256":"8236331af987ccbd5ac5f84a31240595f97d89d1c7092f1d3cb7cf31366f73d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8i+BM5YVtCr/TLcPLPo6k+gbYQHGWCTDGi/n0LpYmvBWfsgiQ0HdkkJH6qeHWOnkLuBYcbzxG4Ml9C0Fep/KCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T23:15:14.396788Z","bundle_sha256":"54b6150ee0b594eb3bacbe90be244e66baecb82e557f85cf42a69f0a2a43a334"}}