{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:JOOC4LTVTIOLA76F5EYMI4T27T","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":"bf62cf53acfdd43461f643ae43302aae411ffa95d3c83474fb31b03f621ff3e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2011-08-08T07:35:09Z","title_canon_sha256":"0d7fe20e72374618b6c073389c05606489a8d714ee8fa9d114749b322684fba3"},"schema_version":"1.0","source":{"id":"1108.1617","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1617","created_at":"2026-05-18T04:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1617v1","created_at":"2026-05-18T04:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1617","created_at":"2026-05-18T04:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"JOOC4LTVTIOL","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JOOC4LTVTIOLA76F","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JOOC4LTV","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:f81b146ee63753ba6bfc792297b48e6fd7c36f347a5b087efb1c89fb50b8e7ef","target":"graph","created_at":"2026-05-18T04:16:00Z","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 Higher-Energy LHC (HE-LHC) should collide two proton beams of 16.5-TeV energy, circulating in the LHC tunnel. We discuss the main parameter choices, as well as some optics and beam dynamics issues, in particular the time evolution of emittances, beam-beam tune shift and luminosity, with and without controlled emittance blow up, considering various constraints, and the quadrupole-magnet parameters for arcs and interaction regions.","authors_text":"E. Todesco, F. Zimmermann (CERN), L. Rossi, O. Br\\\"uning, O. Dominguez, S. Myers","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2011-08-08T07:35:09Z","title":"HE-LHC beam-parameters, optics and beam-dynamics issues"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1617","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:b058850dc23a9b178982f19322c3220877697c96529a88f5a9a9803c8a690b4e","target":"record","created_at":"2026-05-18T04:16:00Z","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":"bf62cf53acfdd43461f643ae43302aae411ffa95d3c83474fb31b03f621ff3e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2011-08-08T07:35:09Z","title_canon_sha256":"0d7fe20e72374618b6c073389c05606489a8d714ee8fa9d114749b322684fba3"},"schema_version":"1.0","source":{"id":"1108.1617","kind":"arxiv","version":1}},"canonical_sha256":"4b9c2e2e759a1cb07fc5e930c4727afcebc86d7f39abf3fbab30add01e12769b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b9c2e2e759a1cb07fc5e930c4727afcebc86d7f39abf3fbab30add01e12769b","first_computed_at":"2026-05-18T04:16:00.561070Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:16:00.561070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JpmBUcBOgh2vjqWFkAL2FF9l5Dukt45jVKEIc1X6tAbki/w9Fy3Awocb+DrWgpdFAV0EEKrxJyRwNjEGQ4CWBg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:16:00.561731Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.1617","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b058850dc23a9b178982f19322c3220877697c96529a88f5a9a9803c8a690b4e","sha256:f81b146ee63753ba6bfc792297b48e6fd7c36f347a5b087efb1c89fb50b8e7ef"],"state_sha256":"d466cd8f0f973ef4ad7778d1332bf30042c4d6bf7f540e39158573ed6cbbe2aa"}