{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RUAZXGQH77DYKFEYKEP6N6VPQ5","short_pith_number":"pith:RUAZXGQH","canonical_record":{"source":{"id":"1806.09513","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2018-06-25T15:00:51Z","cross_cats_sorted":[],"title_canon_sha256":"11bbe5a359fe25076668836f1e49b57d472249962f6d3a2631e9c7dd57d6d72a","abstract_canon_sha256":"fdefbc6bd41dd16fd313576bc1a79ec2ae3540442afda4e7b1359673c7a9c680"},"schema_version":"1.0"},"canonical_sha256":"8d019b9a07ffc7851498511fe6faaf876995e48f9a3e55cb2661f85935f2f343","source":{"kind":"arxiv","id":"1806.09513","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09513","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09513v1","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09513","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"pith_short_12","alias_value":"RUAZXGQH77DY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RUAZXGQH77DYKFEY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RUAZXGQH","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RUAZXGQH77DYKFEYKEP6N6VPQ5","target":"record","payload":{"canonical_record":{"source":{"id":"1806.09513","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2018-06-25T15:00:51Z","cross_cats_sorted":[],"title_canon_sha256":"11bbe5a359fe25076668836f1e49b57d472249962f6d3a2631e9c7dd57d6d72a","abstract_canon_sha256":"fdefbc6bd41dd16fd313576bc1a79ec2ae3540442afda4e7b1359673c7a9c680"},"schema_version":"1.0"},"canonical_sha256":"8d019b9a07ffc7851498511fe6faaf876995e48f9a3e55cb2661f85935f2f343","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:43.893842Z","signature_b64":"gWY32wdZQ7lP81GcVMgeIaxjZft2djgYupEuXGRroi43Ea9HJnmCPTXSIo88xHWaQky4k6BoOvrDhpQqEgV8BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d019b9a07ffc7851498511fe6faaf876995e48f9a3e55cb2661f85935f2f343","last_reissued_at":"2026-05-17T23:54:43.893278Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:43.893278Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.09513","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":"2026-05-17T23:54:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hNrZQ75jMfvI037WF4CwE7N3UOMFnvePPHr/06dARsUqIQIfMjKX7Nj2hTij3ivHlZ2+pUqrw8OMvzCxb8sfDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T05:56:01.335170Z"},"content_sha256":"992407e2c655b57629efef73cd5a63f344a97d38865ef35c990f27cf5b6bb7d0","schema_version":"1.0","event_id":"sha256:992407e2c655b57629efef73cd5a63f344a97d38865ef35c990f27cf5b6bb7d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RUAZXGQH77DYKFEYKEP6N6VPQ5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Passive Ballistic Microbunching of Non-Ultrarelativistic Electron Bunches using Electromagnetic Wakefields in Dielectric-Lined Waveguides","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Anne Oppelt, Bagrat Grigoryan, Francois Lemery, Frank Stephan, Gayane Amatuni, Gregor Loisch, Houjun Qian, Igor Zagorodnov, James David Good, Matthias Gross, Mikhail Krasilnikov, Osip Lishilin, Philippe Piot, Prach Boonpornprasert, Sebastian Philipp, Ye Lining Chen, Yves Renier","submitted_at":"2018-06-25T15:00:51Z","abstract_excerpt":"Temporally-modulated electron beams have a wide array of applications ranging from the generation of coherently-enhanced electromagnetic radiation to the resonant excitation of electromagnetic wakefields in advanced-accelerator concepts. Likewise producing low-energy ultrashort microbunches could be useful for ultra-fast electron diffraction and new accelerator-based light-source concepts. In this Letter we propose and experimentally demonstrate a passive microbunching technique capable of forming a picosecond bunch train at $\\sim 6$~MeV. The method relies on the excitation of electromagnetic "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09513","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":"2026-05-17T23:54:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hr8dlp5XhjKF7JXyzLEDArlKcvA+TbxfcF7xQgi6Un8XmIc5XgaMU0gWTwE0PEeMkUDwAR0trT8+XT5syAQCBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T05:56:01.335872Z"},"content_sha256":"61cae594355c0484e6663516b1dc9ab6bdac9344286ce43705ae74247df1d558","schema_version":"1.0","event_id":"sha256:61cae594355c0484e6663516b1dc9ab6bdac9344286ce43705ae74247df1d558"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/bundle.json","state_url":"https://pith.science/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/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":"2026-06-06T05:56:01Z","links":{"resolver":"https://pith.science/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5","bundle":"https://pith.science/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/bundle.json","state":"https://pith.science/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RUAZXGQH77DYKFEYKEP6N6VPQ5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RUAZXGQH77DYKFEYKEP6N6VPQ5","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":"fdefbc6bd41dd16fd313576bc1a79ec2ae3540442afda4e7b1359673c7a9c680","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2018-06-25T15:00:51Z","title_canon_sha256":"11bbe5a359fe25076668836f1e49b57d472249962f6d3a2631e9c7dd57d6d72a"},"schema_version":"1.0","source":{"id":"1806.09513","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09513","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09513v1","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09513","created_at":"2026-05-17T23:54:43Z"},{"alias_kind":"pith_short_12","alias_value":"RUAZXGQH77DY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RUAZXGQH77DYKFEY","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RUAZXGQH","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:61cae594355c0484e6663516b1dc9ab6bdac9344286ce43705ae74247df1d558","target":"graph","created_at":"2026-05-17T23:54:43Z","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":"Temporally-modulated electron beams have a wide array of applications ranging from the generation of coherently-enhanced electromagnetic radiation to the resonant excitation of electromagnetic wakefields in advanced-accelerator concepts. Likewise producing low-energy ultrashort microbunches could be useful for ultra-fast electron diffraction and new accelerator-based light-source concepts. In this Letter we propose and experimentally demonstrate a passive microbunching technique capable of forming a picosecond bunch train at $\\sim 6$~MeV. The method relies on the excitation of electromagnetic ","authors_text":"Anne Oppelt, Bagrat Grigoryan, Francois Lemery, Frank Stephan, Gayane Amatuni, Gregor Loisch, Houjun Qian, Igor Zagorodnov, James David Good, Matthias Gross, Mikhail Krasilnikov, Osip Lishilin, Philippe Piot, Prach Boonpornprasert, Sebastian Philipp, Ye Lining Chen, Yves Renier","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2018-06-25T15:00:51Z","title":"Passive Ballistic Microbunching of Non-Ultrarelativistic Electron Bunches using Electromagnetic Wakefields in Dielectric-Lined Waveguides"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09513","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":"sha256:992407e2c655b57629efef73cd5a63f344a97d38865ef35c990f27cf5b6bb7d0","target":"record","created_at":"2026-05-17T23:54:43Z","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":"fdefbc6bd41dd16fd313576bc1a79ec2ae3540442afda4e7b1359673c7a9c680","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2018-06-25T15:00:51Z","title_canon_sha256":"11bbe5a359fe25076668836f1e49b57d472249962f6d3a2631e9c7dd57d6d72a"},"schema_version":"1.0","source":{"id":"1806.09513","kind":"arxiv","version":1}},"canonical_sha256":"8d019b9a07ffc7851498511fe6faaf876995e48f9a3e55cb2661f85935f2f343","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d019b9a07ffc7851498511fe6faaf876995e48f9a3e55cb2661f85935f2f343","first_computed_at":"2026-05-17T23:54:43.893278Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:43.893278Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gWY32wdZQ7lP81GcVMgeIaxjZft2djgYupEuXGRroi43Ea9HJnmCPTXSIo88xHWaQky4k6BoOvrDhpQqEgV8BQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:43.893842Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.09513","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:992407e2c655b57629efef73cd5a63f344a97d38865ef35c990f27cf5b6bb7d0","sha256:61cae594355c0484e6663516b1dc9ab6bdac9344286ce43705ae74247df1d558"],"state_sha256":"5758f47fa5f096638eae30632e868471770fb59ed8cb250dc714af3873e2ebf0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s5ZKsCsHviPgb1KZjd/pNwcB1iStbdEPYCc2N6AaWx0c3EgiyLYJQ/2kN6AF51eETtvXgFADoNcR9Te5mrdCCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T05:56:01.340468Z","bundle_sha256":"c5633565e73e2cebe49b034670e948cc29190456cd3bf49bfc27267f84594a15"}}