{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6AJ2KHPIREQLIEQ47BOMLQLL6F","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":"67f5f025b997202306b8f16119e7f1ad9c0b343c58b4d246b42e7d18fc95cdff","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2024-10-01T16:22:28Z","title_canon_sha256":"4599a5939bdb3422f07c781437c86a521730345387e36ae3e6f64f2afdd563f0"},"schema_version":"1.0","source":{"id":"2410.00840","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.00840","created_at":"2026-07-05T10:32:31Z"},{"alias_kind":"arxiv_version","alias_value":"2410.00840v2","created_at":"2026-07-05T10:32:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.00840","created_at":"2026-07-05T10:32:31Z"},{"alias_kind":"pith_short_12","alias_value":"6AJ2KHPIREQL","created_at":"2026-07-05T10:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"6AJ2KHPIREQLIEQ4","created_at":"2026-07-05T10:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"6AJ2KHPI","created_at":"2026-07-05T10:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:80fcca0dacfb028d0ce2f39a0a7284e2299651dd45c86ea84c27ead7f2e41925","target":"graph","created_at":"2026-07-05T10:32:31Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.00840/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The potential of circulating antideuterons ($\\mathrm{\\overline{d}}$) in the AD/ELENA facility at CERN is under active investigation. Approximately 100 $\\mathrm{\\overline{d}}$ per bunch could be delivered as a $100\\,\\mathrm{keV}$ beam based on measured cross-sections. These $\\mathrm{\\overline{d}}$ could be further decelerated to $12\\,\\mathrm{keV}$ using the GBAR scheme, enabling the synthesis of antideuterium ($\\mathrm{\\overline{D}}$) via charge exchange with positronium, a technique successfully demonstrated with $6\\,\\mathrm{keV}$ antiprotons for antihydrogen production. The AD/ELENA facility ","authors_text":"Ben Ohayon, Paolo Crivelli, Philipp Blumer","cross_cats":["hep-ex","hep-ph","nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2024-10-01T16:22:28Z","title":"Production and study of antideuterium with the GBAR beamline"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.00840","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":"sha256:86a200b516d65b39f5bf8fe332751d6f9567126b501ce7e1ef5cce7874d00691","target":"record","created_at":"2026-07-05T10:32:31Z","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":"67f5f025b997202306b8f16119e7f1ad9c0b343c58b4d246b42e7d18fc95cdff","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2024-10-01T16:22:28Z","title_canon_sha256":"4599a5939bdb3422f07c781437c86a521730345387e36ae3e6f64f2afdd563f0"},"schema_version":"1.0","source":{"id":"2410.00840","kind":"arxiv","version":2}},"canonical_sha256":"f013a51de88920b4121cf85cc5c16bf14b55bd49e0da2332cfa1c31993a03e93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f013a51de88920b4121cf85cc5c16bf14b55bd49e0da2332cfa1c31993a03e93","first_computed_at":"2026-07-05T10:32:31.638892Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:32:31.638892Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1t7dvdwD/CqF7jqTTx5U1g0CsPL8oE/nG4g5V3rUQGsTScmoUoZU6ceaF/3OO2xs8KUYWWWPh7xLqD7ICH8lBw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:32:31.639794Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.00840","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:86a200b516d65b39f5bf8fe332751d6f9567126b501ce7e1ef5cce7874d00691","sha256:80fcca0dacfb028d0ce2f39a0a7284e2299651dd45c86ea84c27ead7f2e41925"],"state_sha256":"823ad1d6509658cb4d7d99fe531e76a1a44f6c174c14fc73c3e30606ac6937aa"}