{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:SQFCALNFJHTE47QQ2DXNN6C6JL","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":"f9dc2039552d287639ef8e985efff84fea52fb36b2790e81b5269b64c8528282","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2025-03-28T14:31:27Z","title_canon_sha256":"43abfe29ac7929652ad570d202dd77b59ed324214daac72ef0fff9f6bbff1646"},"schema_version":"1.0","source":{"id":"2503.22471","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.22471","created_at":"2026-07-05T10:41:55Z"},{"alias_kind":"arxiv_version","alias_value":"2503.22471v2","created_at":"2026-07-05T10:41:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.22471","created_at":"2026-07-05T10:41:55Z"},{"alias_kind":"pith_short_12","alias_value":"SQFCALNFJHTE","created_at":"2026-07-05T10:41:55Z"},{"alias_kind":"pith_short_16","alias_value":"SQFCALNFJHTE47QQ","created_at":"2026-07-05T10:41:55Z"},{"alias_kind":"pith_short_8","alias_value":"SQFCALNF","created_at":"2026-07-05T10:41:55Z"}],"graph_snapshots":[{"event_id":"sha256:7fa1888f0895f9236c86855b512156548124a5118ed7a5e7b6ab927098482c29","target":"graph","created_at":"2026-07-05T10:41:55Z","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/2503.22471/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The CERN AD/ELENA Antimatter program studies the fundamental charge, parity, time (CPT) reversal invariance through high-precision studies of antiprotons, antihydrogen, and antiprotonic atoms. Utilizing the world-unique Antiproton Decelerator (AD) and the Extra Low Energy Antiproton (ELENA) decelerator, the program supports multiple groundbreaking experiments aimed at testing fundamental symmetries, probing gravity with antimatter, and investigating potential asymmetric antimatter/dark matter interactions. Some experiments focus on precision spectroscopy of antihydrogen, while others conduct t","authors_text":"A. Cridland Mathad, A. Obertelli, B. M. Latacz, E. Widmann (on behalf of the Antiproton Decelerator User Community (ADUC)), J. S. Hangst, M. Hori, P. Perez, R. Caravita, S. Ulmer","cross_cats":["physics.atom-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2025-03-28T14:31:27Z","title":"CERN AD/ELENA Antimatter Program"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.22471","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:a6ed29e93a228633accfca8ff19f15eaf4c713b15d0fbbdada52ef8c15d0b93a","target":"record","created_at":"2026-07-05T10:41:55Z","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":"f9dc2039552d287639ef8e985efff84fea52fb36b2790e81b5269b64c8528282","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2025-03-28T14:31:27Z","title_canon_sha256":"43abfe29ac7929652ad570d202dd77b59ed324214daac72ef0fff9f6bbff1646"},"schema_version":"1.0","source":{"id":"2503.22471","kind":"arxiv","version":2}},"canonical_sha256":"940a202da549e64e7e10d0eed6f85e4adf00537b45d992c2784600f3a051f979","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"940a202da549e64e7e10d0eed6f85e4adf00537b45d992c2784600f3a051f979","first_computed_at":"2026-07-05T10:41:55.173543Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:41:55.173543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FyCzpAhUxdbqSQ3Myx+ossoO69m6gx9FQLjq+ayOyUaQ1yTKnjPNl2gCu6iXXjekyy0BfNalmQlxlxQG3iKxBw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:41:55.174033Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.22471","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6ed29e93a228633accfca8ff19f15eaf4c713b15d0fbbdada52ef8c15d0b93a","sha256:7fa1888f0895f9236c86855b512156548124a5118ed7a5e7b6ab927098482c29"],"state_sha256":"201263851337e2f4e5259e8a70d8e8bc47a567c232d08b6c441994fc1a594193"}