{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:4E6FFUBLE2H6B6GBCZT6QVWPPZ","short_pith_number":"pith:4E6FFUBL","canonical_record":{"source":{"id":"2605.22548","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-21T14:30:08Z","cross_cats_sorted":[],"title_canon_sha256":"61bb1ca8c28cb6ac6188eb22cd0aff921b72e18dce3406e1b9d654167bd098f2","abstract_canon_sha256":"adf795f18e7596fb7ffb197ba94341674ff75a5ae1546df009dc4a793b5916a2"},"schema_version":"1.0"},"canonical_sha256":"e13c52d02b268fe0f8c11667e856cf7e7dc0825af0febded307b64b0ca9676f0","source":{"kind":"arxiv","id":"2605.22548","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.22548","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"arxiv_version","alias_value":"2605.22548v1","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.22548","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_12","alias_value":"4E6FFUBLE2H6","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_16","alias_value":"4E6FFUBLE2H6B6GB","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_8","alias_value":"4E6FFUBL","created_at":"2026-05-22T01:04:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:4E6FFUBLE2H6B6GBCZT6QVWPPZ","target":"record","payload":{"canonical_record":{"source":{"id":"2605.22548","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-21T14:30:08Z","cross_cats_sorted":[],"title_canon_sha256":"61bb1ca8c28cb6ac6188eb22cd0aff921b72e18dce3406e1b9d654167bd098f2","abstract_canon_sha256":"adf795f18e7596fb7ffb197ba94341674ff75a5ae1546df009dc4a793b5916a2"},"schema_version":"1.0"},"canonical_sha256":"e13c52d02b268fe0f8c11667e856cf7e7dc0825af0febded307b64b0ca9676f0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:04:56.863789Z","signature_b64":"+R+eu9pFdzI70suxsFxgY/dmKET3aaWZLP+k2S4s8FWHCHzft0Sgyncq6aoDkgSa2QLJgFeOBaMICv+GJOabCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e13c52d02b268fe0f8c11667e856cf7e7dc0825af0febded307b64b0ca9676f0","last_reissued_at":"2026-05-22T01:04:56.862964Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:04:56.862964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.22548","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":"2026-05-22T01:04:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4b/NBRFaGhcgcB22ojVB/5ZG9IeA7RjrbrCOq10bDbh5ldUchH/YiLjX1rHRA1ZsjjlBECGEmoQk5CtbH1UjBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:25:13.313507Z"},"content_sha256":"eb2b2262f6667fcfc5ff0077838eed0b7bb7a42160dd9f24e2a9bd86745c9cb3","schema_version":"1.0","event_id":"sha256:eb2b2262f6667fcfc5ff0077838eed0b7bb7a42160dd9f24e2a9bd86745c9cb3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:4E6FFUBLE2H6B6GBCZT6QVWPPZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulation of Rydberg Ionization in Atomic Beams for FIB Optimization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Azer Trimeche, Clelia Bastelica, Colin Lopez, Daniel Comparat, Matthieu Viteau, Patrick Cheinet, Yan J. Picard","submitted_at":"2026-05-21T14:30:08Z","abstract_excerpt":"This study explores the excitation and ionization of an atomic beam as a pathway to optimize focused ion beams (FIBs) for high-precision applications. Leveraging the unique advantages of Rydberg excitation followed by field ionization -- specifically its ability to minimize velocity and position dispersions -- we present a method to generate ion beams with good performance at low energies. A custom Lua program, integrated into the SIMION simulation platform, models the intricate processes of particle distributions, laser excitation, and Rydberg ionization. This integrated approach incorporates"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.22548","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.22548/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-05-22T01:04:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ObcsPulOyK6N4+IHlj5pfja6SNq77LLLyLr0pH6BufQKVfC6Wx8zN1k1/4Y92jq61DiXcNzRxzqFuCGgSnu/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:25:13.313893Z"},"content_sha256":"771f04fb788d8f9460fe1650b0ba988eb32fe6e02a79025bd080e1003c3b012a","schema_version":"1.0","event_id":"sha256:771f04fb788d8f9460fe1650b0ba988eb32fe6e02a79025bd080e1003c3b012a"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:4E6FFUBLE2H6B6GBCZT6QVWPPZ","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.5281/zenodo.19065668orhttps://src.koda.cnrs.fr/daniel.comparat.1/) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"A second laser, operating at 508–512 nm, further excites the atoms from 6P 3/2,F=5 to a Rydberg 3 state|2⟩. This laser is also transverse to the beam and perpendicular to the first laser. Experimentally, the efficiency of excitation to a Ry","arxiv_id":"2605.22548","detector":"doi_compliance","evidence":{"ref_index":2,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"A second laser, operating at 508–512 nm, further excites the atoms from 6P 3/2,F=5 to a Rydberg 3 state|2⟩. This laser is also transverse to the beam and perpendicular to the first laser. Experimentally, the efficiency of excitation to a Ry","reconstructed_doi":"10.5281/zenodo.19065668orhttps://src.koda.cnrs.fr/daniel.comparat.1/"},"severity":"advisory","ref_index":2,"audited_at":"2026-05-22T01:31:07.422462Z","event_type":"pith.integrity.v1","detected_doi":"10.5281/zenodo.19065668orhttps://src.koda.cnrs.fr/daniel.comparat.1/","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"abfdecd698fa24a358445de09b8e20bf5812b5380e432008b6a1204ab7ad75da","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.0.0","detected_arxiv_id":null,"integrity_event_id":6130,"payload_sha256":"de89d68e0bd48201acabfba74dcd9fa2013f4072743907787f059095d3e43821","signature_b64":"Dyn94rpMCT2PtKH/LCZgxPOk3RZ3lFUTrPMl7USnVjbfuGj9gLr+9Ppfhzsw4oeSh6kyW4WyBP7zwmDEj4clBA==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-22T01:35:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V0LeSmMtlbNXmK3uJ0CUTXb0aupwTnkyQJ8pYQjEHjrd9TcyFWccsj6CWjkdx8vqjzvRuDWHs+3AlQM2dIS+CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:25:13.314739Z"},"content_sha256":"6eae0b7e9f1204806c9e8aefea1934661d29757d30cdddbcb6ec1e48f5c8dfb3","schema_version":"1.0","event_id":"sha256:6eae0b7e9f1204806c9e8aefea1934661d29757d30cdddbcb6ec1e48f5c8dfb3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/bundle.json","state_url":"https://pith.science/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/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":"2026-06-03T03:25:13Z","links":{"resolver":"https://pith.science/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ","bundle":"https://pith.science/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/bundle.json","state":"https://pith.science/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4E6FFUBLE2H6B6GBCZT6QVWPPZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:4E6FFUBLE2H6B6GBCZT6QVWPPZ","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"adf795f18e7596fb7ffb197ba94341674ff75a5ae1546df009dc4a793b5916a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-21T14:30:08Z","title_canon_sha256":"61bb1ca8c28cb6ac6188eb22cd0aff921b72e18dce3406e1b9d654167bd098f2"},"schema_version":"1.0","source":{"id":"2605.22548","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.22548","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"arxiv_version","alias_value":"2605.22548v1","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.22548","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_12","alias_value":"4E6FFUBLE2H6","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_16","alias_value":"4E6FFUBLE2H6B6GB","created_at":"2026-05-22T01:04:56Z"},{"alias_kind":"pith_short_8","alias_value":"4E6FFUBL","created_at":"2026-05-22T01:04:56Z"}],"graph_snapshots":[{"event_id":"sha256:771f04fb788d8f9460fe1650b0ba988eb32fe6e02a79025bd080e1003c3b012a","target":"graph","created_at":"2026-05-22T01:04:56Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2605.22548/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study explores the excitation and ionization of an atomic beam as a pathway to optimize focused ion beams (FIBs) for high-precision applications. Leveraging the unique advantages of Rydberg excitation followed by field ionization -- specifically its ability to minimize velocity and position dispersions -- we present a method to generate ion beams with good performance at low energies. A custom Lua program, integrated into the SIMION simulation platform, models the intricate processes of particle distributions, laser excitation, and Rydberg ionization. This integrated approach incorporates","authors_text":"Azer Trimeche, Clelia Bastelica, Colin Lopez, Daniel Comparat, Matthieu Viteau, Patrick Cheinet, Yan J. Picard","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-21T14:30:08Z","title":"Simulation of Rydberg Ionization in Atomic Beams for FIB Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.22548","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:eb2b2262f6667fcfc5ff0077838eed0b7bb7a42160dd9f24e2a9bd86745c9cb3","target":"record","created_at":"2026-05-22T01:04:56Z","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":"adf795f18e7596fb7ffb197ba94341674ff75a5ae1546df009dc4a793b5916a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-21T14:30:08Z","title_canon_sha256":"61bb1ca8c28cb6ac6188eb22cd0aff921b72e18dce3406e1b9d654167bd098f2"},"schema_version":"1.0","source":{"id":"2605.22548","kind":"arxiv","version":1}},"canonical_sha256":"e13c52d02b268fe0f8c11667e856cf7e7dc0825af0febded307b64b0ca9676f0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e13c52d02b268fe0f8c11667e856cf7e7dc0825af0febded307b64b0ca9676f0","first_computed_at":"2026-05-22T01:04:56.862964Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:04:56.862964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+R+eu9pFdzI70suxsFxgY/dmKET3aaWZLP+k2S4s8FWHCHzft0Sgyncq6aoDkgSa2QLJgFeOBaMICv+GJOabCg==","signature_status":"signed_v1","signed_at":"2026-05-22T01:04:56.863789Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.22548","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb2b2262f6667fcfc5ff0077838eed0b7bb7a42160dd9f24e2a9bd86745c9cb3","sha256:771f04fb788d8f9460fe1650b0ba988eb32fe6e02a79025bd080e1003c3b012a","sha256:6eae0b7e9f1204806c9e8aefea1934661d29757d30cdddbcb6ec1e48f5c8dfb3"],"state_sha256":"2b0707ab32395ef8b0d6df48aa3114557d646793aaa5057d6421ce1a49ad9651"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zbCtEhYnLSmsL8UTxsSn0t9WRKtCKlqik22KPyhCK5PAAuLbJVvTK1MM9WNdQYQ/O0ByfF9Na00HXw1351PqBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T03:25:13.316857Z","bundle_sha256":"cb08ffdf602283551b2b015e4a415dbd9a9059038498952be124bbb36be6c292"}}