{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RHSQF6LYNKGRDYJYGOQYXVOVYI","short_pith_number":"pith:RHSQF6LY","canonical_record":{"source":{"id":"1808.03363","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-09T22:20:35Z","cross_cats_sorted":[],"title_canon_sha256":"afa02aba43a75d36766f1bf7fb5f02b64fd242a3def416c8f80dc966091448ce","abstract_canon_sha256":"4af75353f75d526d03b3d0dfe84aaafaa4dd28c8b88eac99480794ec153e5c7c"},"schema_version":"1.0"},"canonical_sha256":"89e502f9786a8d11e13833a18bd5d5c2048f0d59ced4007d3a7ed75cb8133928","source":{"kind":"arxiv","id":"1808.03363","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03363","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03363v2","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03363","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"RHSQF6LYNKGR","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RHSQF6LYNKGRDYJY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RHSQF6LY","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RHSQF6LYNKGRDYJYGOQYXVOVYI","target":"record","payload":{"canonical_record":{"source":{"id":"1808.03363","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-09T22:20:35Z","cross_cats_sorted":[],"title_canon_sha256":"afa02aba43a75d36766f1bf7fb5f02b64fd242a3def416c8f80dc966091448ce","abstract_canon_sha256":"4af75353f75d526d03b3d0dfe84aaafaa4dd28c8b88eac99480794ec153e5c7c"},"schema_version":"1.0"},"canonical_sha256":"89e502f9786a8d11e13833a18bd5d5c2048f0d59ced4007d3a7ed75cb8133928","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:31.282595Z","signature_b64":"CIqNhG+48SW3BWcINJSJ71FKyxSAlVfLlDPpnzafxj3z0dvsQaZLX9dIsb6OTMZFO2lEdWg7vVQF78+CqQNXCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89e502f9786a8d11e13833a18bd5d5c2048f0d59ced4007d3a7ed75cb8133928","last_reissued_at":"2026-05-18T00:02:31.282047Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:31.282047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.03363","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MULouxj+fbQZ2oA+LwyoedovMbLyKKVrzrlIY6p0G2j/wWWNMvMlwJg2Qng7f0+9776kUSFdyawyPfVtEnYoDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:29:39.521591Z"},"content_sha256":"058d4e7cfb5cfff037cda1de9a2e24c1c4bae9b5245343e894cd795db07f839c","schema_version":"1.0","event_id":"sha256:058d4e7cfb5cfff037cda1de9a2e24c1c4bae9b5245343e894cd795db07f839c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RHSQF6LYNKGRDYJYGOQYXVOVYI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Efficient Two-Port Electron Beam Splitter via Quantum Interaction-Free Measurement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Chung-Soo Kim, Karl K. Berggren, Pieter Kruit, Richard G. Hobbs, Yujia Yang","submitted_at":"2018-08-09T22:20:35Z","abstract_excerpt":"Semi-transparent mirrors are standard elements in light optics for splitting light beams or creating two versions of the same image. Such mirrors do not exist in electron optics, although they could be beneficial in existing techniques such as electron interferometry and holography and enable novel electron imaging and spectroscopy techniques. We propose a design for an electron beam splitter using the concept of quantum interaction-free measurement (IFM). The design combines an electron resonator with a weak phase grating. Fast switching gates allow electrons to enter and exit the resonator. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03363","kind":"arxiv","version":2},"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":"2026-05-18T00:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ImGgG0pasTsuAoO6jUtum9I+GsTlw7Xhlwyr4Bo/dPasAhcfyy6Iddzb0HZwq/PLXO5Q0ycz8EFg5BNjynRbCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:29:39.522239Z"},"content_sha256":"dbc1c3d0c88abaffb1b6981576c512388f33e43970a7d764f8991b15a00e8a96","schema_version":"1.0","event_id":"sha256:dbc1c3d0c88abaffb1b6981576c512388f33e43970a7d764f8991b15a00e8a96"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/bundle.json","state_url":"https://pith.science/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/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":"2026-06-05T05:29:39Z","links":{"resolver":"https://pith.science/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI","bundle":"https://pith.science/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/bundle.json","state":"https://pith.science/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RHSQF6LYNKGRDYJYGOQYXVOVYI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RHSQF6LYNKGRDYJYGOQYXVOVYI","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":"4af75353f75d526d03b3d0dfe84aaafaa4dd28c8b88eac99480794ec153e5c7c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-09T22:20:35Z","title_canon_sha256":"afa02aba43a75d36766f1bf7fb5f02b64fd242a3def416c8f80dc966091448ce"},"schema_version":"1.0","source":{"id":"1808.03363","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03363","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03363v2","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03363","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"RHSQF6LYNKGR","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RHSQF6LYNKGRDYJY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RHSQF6LY","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:dbc1c3d0c88abaffb1b6981576c512388f33e43970a7d764f8991b15a00e8a96","target":"graph","created_at":"2026-05-18T00:02:31Z","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":"Semi-transparent mirrors are standard elements in light optics for splitting light beams or creating two versions of the same image. Such mirrors do not exist in electron optics, although they could be beneficial in existing techniques such as electron interferometry and holography and enable novel electron imaging and spectroscopy techniques. We propose a design for an electron beam splitter using the concept of quantum interaction-free measurement (IFM). The design combines an electron resonator with a weak phase grating. Fast switching gates allow electrons to enter and exit the resonator. ","authors_text":"Chung-Soo Kim, Karl K. Berggren, Pieter Kruit, Richard G. Hobbs, Yujia Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-09T22:20:35Z","title":"An Efficient Two-Port Electron Beam Splitter via Quantum Interaction-Free Measurement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03363","kind":"arxiv","version":2},"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":"sha256:058d4e7cfb5cfff037cda1de9a2e24c1c4bae9b5245343e894cd795db07f839c","target":"record","created_at":"2026-05-18T00:02:31Z","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":"4af75353f75d526d03b3d0dfe84aaafaa4dd28c8b88eac99480794ec153e5c7c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-09T22:20:35Z","title_canon_sha256":"afa02aba43a75d36766f1bf7fb5f02b64fd242a3def416c8f80dc966091448ce"},"schema_version":"1.0","source":{"id":"1808.03363","kind":"arxiv","version":2}},"canonical_sha256":"89e502f9786a8d11e13833a18bd5d5c2048f0d59ced4007d3a7ed75cb8133928","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89e502f9786a8d11e13833a18bd5d5c2048f0d59ced4007d3a7ed75cb8133928","first_computed_at":"2026-05-18T00:02:31.282047Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:31.282047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CIqNhG+48SW3BWcINJSJ71FKyxSAlVfLlDPpnzafxj3z0dvsQaZLX9dIsb6OTMZFO2lEdWg7vVQF78+CqQNXCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:31.282595Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.03363","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:058d4e7cfb5cfff037cda1de9a2e24c1c4bae9b5245343e894cd795db07f839c","sha256:dbc1c3d0c88abaffb1b6981576c512388f33e43970a7d764f8991b15a00e8a96"],"state_sha256":"9cdd274084429d6cd16f47da7d38310099360203c784156882ace2d9fc69f8fc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gcai0TuXOaiRuA9nYOstxPICSBvfNCvK5toJxjGDtKSSo6UQqmjToEoWCNeopcegCrIqIlRTYD5ygghpASGGDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T05:29:39.525931Z","bundle_sha256":"6f047f113abe4416321ddcb92aecf4e701bafe11d51e3bc31a73018cad304aaa"}}