{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:IIBDC66EOY66YBSW24IFB4BZRI","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":"d4ad8aa98e2016ebee59f248d37874865b9d6c0de9f376d80ef45d8b83e1a194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-12-19T17:43:24Z","title_canon_sha256":"1dbf888dae76e18c338518d56ab8a6286c178bd064e0a2dca1d7b7259b73f51d"},"schema_version":"1.0","source":{"id":"1612.06289","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.06289","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"arxiv_version","alias_value":"1612.06289v1","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.06289","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"pith_short_12","alias_value":"IIBDC66EOY66","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IIBDC66EOY66YBSW","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IIBDC66E","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:9fb8952b100901a33cc2afec4a5de74ac6cd52a90e30522dbc7d8e72fc740254","target":"graph","created_at":"2026-05-18T00:47:05Z","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":"The Integrable Optics Test Accelerator (IOTA) is a storage ring for advanced beam physics research currently being built and commissioned at Fermilab. It will operate with protons and electrons using injectors with momenta of 70 and 150 MeV/c, respectively. The research program includes the study of nonlinear focusing integrable optical beam lattices based on special magnets and electron lenses, beam dynamics of space-charge effects and their compensation, optical stochastic cooling, and several other experiments. In this article, we present the design and main parameters of the facility, outl","authors_text":"Alexander Romanov, Alexander Valishev, Charles Thangaraj, Chong-Shik Park, Daniel Broemmelsiek, David Bruhwiler, Dean Edstrom, Elvin Harms, Eric Prebys, Giulio Stancari, Henryk Piekarz, Jerry Leibfritz, Jinhao Ruan, Philippe Piot, Randy Thurman-Keup, Sergei Antipov, Sergei Nagaitsev, Tanaji Sen, Valery Lebedev, Vladimir Shiltsev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-12-19T17:43:24Z","title":"IOTA (Integrable Optics Test Accelerator): Facility and Experimental Beam Physics Program"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.06289","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":"sha256:3788d20261374b9779f98d6c40999a191bca3a371819bd6931340b5c279378fc","target":"record","created_at":"2026-05-18T00:47:05Z","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":"d4ad8aa98e2016ebee59f248d37874865b9d6c0de9f376d80ef45d8b83e1a194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-12-19T17:43:24Z","title_canon_sha256":"1dbf888dae76e18c338518d56ab8a6286c178bd064e0a2dca1d7b7259b73f51d"},"schema_version":"1.0","source":{"id":"1612.06289","kind":"arxiv","version":1}},"canonical_sha256":"4202317bc4763dec0656d71050f0398a0cc20b359a0fe9e16176c9f8037d89d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4202317bc4763dec0656d71050f0398a0cc20b359a0fe9e16176c9f8037d89d4","first_computed_at":"2026-05-18T00:47:05.276057Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:05.276057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wQEW4UVxotyCW9Bf/56PxXeTIzVToXhTRRzPFB+8TGqqHBqahI0pv9VKt14+ARruVnP0jAsTDCiLPqhZgEa/Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:05.276579Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.06289","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3788d20261374b9779f98d6c40999a191bca3a371819bd6931340b5c279378fc","sha256:9fb8952b100901a33cc2afec4a5de74ac6cd52a90e30522dbc7d8e72fc740254"],"state_sha256":"652284c091a2c5e48838f57cfadee7fd9a3d442d812f6c63b17030af75f0ade4"}