{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:R6AZZYZHK7QMLQQVJZBKTQWNK5","short_pith_number":"pith:R6AZZYZH","canonical_record":{"source":{"id":"2409.13862","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-09-20T19:22:34Z","cross_cats_sorted":[],"title_canon_sha256":"a93f72236d6e1c09ba8512d40a777535e56a682ab483f798c3540c699842710d","abstract_canon_sha256":"9a2f736d156dd6b5a64de1b9722d3f90fdfe37186986b256105236a2ce8b2dc0"},"schema_version":"1.0"},"canonical_sha256":"8f819ce32757e0c5c2154e42a9c2cd5763d478b50661cdc32ea2d8c1a5ba2287","source":{"kind":"arxiv","id":"2409.13862","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.13862","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"arxiv_version","alias_value":"2409.13862v1","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.13862","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_12","alias_value":"R6AZZYZHK7QM","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_16","alias_value":"R6AZZYZHK7QMLQQV","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_8","alias_value":"R6AZZYZH","created_at":"2026-05-22T01:03:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:R6AZZYZHK7QMLQQVJZBKTQWNK5","target":"record","payload":{"canonical_record":{"source":{"id":"2409.13862","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-09-20T19:22:34Z","cross_cats_sorted":[],"title_canon_sha256":"a93f72236d6e1c09ba8512d40a777535e56a682ab483f798c3540c699842710d","abstract_canon_sha256":"9a2f736d156dd6b5a64de1b9722d3f90fdfe37186986b256105236a2ce8b2dc0"},"schema_version":"1.0"},"canonical_sha256":"8f819ce32757e0c5c2154e42a9c2cd5763d478b50661cdc32ea2d8c1a5ba2287","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:03:13.905127Z","signature_b64":"cjsIvU3/AvD6mFoMrak0DXP6kJhRoMmubhsZWbOOiV+Iz2l8j9uKzOWPhxEq4uku7s7g0oYxpSvtudK6mlsTAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f819ce32757e0c5c2154e42a9c2cd5763d478b50661cdc32ea2d8c1a5ba2287","last_reissued_at":"2026-05-22T01:03:13.904350Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:03:13.904350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.13862","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":"2026-05-22T01:03:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xOB5XBE8fPYTm+hA4LD8CkURx0n1NHRYoO8NYPYidHSbwrEsC52IKDEfxgz1onjAu6kMAqF8uKyVlkSVPd+DDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T07:34:36.220934Z"},"content_sha256":"b51d321022cf8a103af56818a31e9f258cbb813b9955b4bd0978286d63ae7598","schema_version":"1.0","event_id":"sha256:b51d321022cf8a103af56818a31e9f258cbb813b9955b4bd0978286d63ae7598"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:R6AZZYZHK7QMLQQVJZBKTQWNK5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct Two-Dimensional Goniometric Steering of Vacuum Electrospray Ion Beams for Angular Time-of-Flight Studies","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Elaine Petro, Zach Ulibarri","submitted_at":"2024-09-20T19:22:34Z","abstract_excerpt":"Here we present a novel method for two-dimensional steering of vacuum electrospray ionization beams to better understand their angular properties. Utilizing an externally wetted tungsten needle with the ionic liquid 1-Ethyl-3-methylimidazolium tetrafluoroborate (EMI-BF$_4$), we employ a dual-axis goniometer to achieve in-vacuo beam steering in both pitch and yaw. This setup enables detailed angular-dependent time-of-flight (TOF) measurements of molecular species within the ESI plume as a function of plume angle. Our findings reveal significant variations in the relative abundance of monomers, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.13862","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/2409.13862/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":"2026-05-22T01:03:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T47vW2zzhPx4MCe1Sx1Z19fS0qJoHUcnFEqTYvu24hPUpFIr9OjFkQClroVtx1qXZ/kF/Vnli8Ny5fu+7JkwCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T07:34:36.221568Z"},"content_sha256":"eb812ea52499b3b4b6e1679222a336b8939ade8b1677f1d68dad6d4c04817fb7","schema_version":"1.0","event_id":"sha256:eb812ea52499b3b4b6e1679222a336b8939ade8b1677f1d68dad6d4c04817fb7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/bundle.json","state_url":"https://pith.science/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/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":"2026-08-10T07:34:36Z","links":{"resolver":"https://pith.science/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5","bundle":"https://pith.science/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/bundle.json","state":"https://pith.science/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R6AZZYZHK7QMLQQVJZBKTQWNK5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:R6AZZYZHK7QMLQQVJZBKTQWNK5","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":"9a2f736d156dd6b5a64de1b9722d3f90fdfe37186986b256105236a2ce8b2dc0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-09-20T19:22:34Z","title_canon_sha256":"a93f72236d6e1c09ba8512d40a777535e56a682ab483f798c3540c699842710d"},"schema_version":"1.0","source":{"id":"2409.13862","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.13862","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"arxiv_version","alias_value":"2409.13862v1","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.13862","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_12","alias_value":"R6AZZYZHK7QM","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_16","alias_value":"R6AZZYZHK7QMLQQV","created_at":"2026-05-22T01:03:13Z"},{"alias_kind":"pith_short_8","alias_value":"R6AZZYZH","created_at":"2026-05-22T01:03:13Z"}],"graph_snapshots":[{"event_id":"sha256:eb812ea52499b3b4b6e1679222a336b8939ade8b1677f1d68dad6d4c04817fb7","target":"graph","created_at":"2026-05-22T01:03:13Z","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/2409.13862/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Here we present a novel method for two-dimensional steering of vacuum electrospray ionization beams to better understand their angular properties. Utilizing an externally wetted tungsten needle with the ionic liquid 1-Ethyl-3-methylimidazolium tetrafluoroborate (EMI-BF$_4$), we employ a dual-axis goniometer to achieve in-vacuo beam steering in both pitch and yaw. This setup enables detailed angular-dependent time-of-flight (TOF) measurements of molecular species within the ESI plume as a function of plume angle. Our findings reveal significant variations in the relative abundance of monomers, ","authors_text":"Elaine Petro, Zach Ulibarri","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-09-20T19:22:34Z","title":"Direct Two-Dimensional Goniometric Steering of Vacuum Electrospray Ion Beams for Angular Time-of-Flight Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.13862","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:b51d321022cf8a103af56818a31e9f258cbb813b9955b4bd0978286d63ae7598","target":"record","created_at":"2026-05-22T01:03:13Z","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":"9a2f736d156dd6b5a64de1b9722d3f90fdfe37186986b256105236a2ce8b2dc0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-09-20T19:22:34Z","title_canon_sha256":"a93f72236d6e1c09ba8512d40a777535e56a682ab483f798c3540c699842710d"},"schema_version":"1.0","source":{"id":"2409.13862","kind":"arxiv","version":1}},"canonical_sha256":"8f819ce32757e0c5c2154e42a9c2cd5763d478b50661cdc32ea2d8c1a5ba2287","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f819ce32757e0c5c2154e42a9c2cd5763d478b50661cdc32ea2d8c1a5ba2287","first_computed_at":"2026-05-22T01:03:13.904350Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:03:13.904350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cjsIvU3/AvD6mFoMrak0DXP6kJhRoMmubhsZWbOOiV+Iz2l8j9uKzOWPhxEq4uku7s7g0oYxpSvtudK6mlsTAA==","signature_status":"signed_v1","signed_at":"2026-05-22T01:03:13.905127Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.13862","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b51d321022cf8a103af56818a31e9f258cbb813b9955b4bd0978286d63ae7598","sha256:eb812ea52499b3b4b6e1679222a336b8939ade8b1677f1d68dad6d4c04817fb7"],"state_sha256":"3248464935b166a71a45f525e64ae7270d480040ebf68518f465dd5f39a8cc79"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6NhDJ9g6MipAqJ9p8ems73XatI9sBzoRNWGl3QcF4LmEo2gI0csXnFOtesTOxt2YpqhYp2XHCnKo3n7WrYcnCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T07:34:36.226553Z","bundle_sha256":"ff366f179c5b0977998991a60d383f9cc0ba0adeff2cd348b0e1638591d65bf1"}}