{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:6EN3RSSHHOPMIHYS6RPUYREIDC","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":"772444cfc2008ce0f12688ed1556abf5ffe3d495a32b6e5cb7292e424076422f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2017-10-05T01:02:37Z","title_canon_sha256":"494b73f15fdb107ec6c76d547b4c4805ae2270d12b4e30211820f76204683b48"},"schema_version":"1.0","source":{"id":"1710.01844","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01844","created_at":"2026-05-18T00:25:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01844v2","created_at":"2026-05-18T00:25:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01844","created_at":"2026-05-18T00:25:52Z"},{"alias_kind":"pith_short_12","alias_value":"6EN3RSSHHOPM","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"6EN3RSSHHOPMIHYS","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"6EN3RSSH","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:031adea8259e5709aa688859f642ed627449161213eaba493b2f917a4b3c91eb","target":"graph","created_at":"2026-05-18T00:25:52Z","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 Cornell Electron-positron Storage Ring (CESR) has been converted from a High Energy Physics electron-positron collider to operate as a dedicated synchrotron light source for the Cornell High Energy Synchrotron Source (CHESS) and to conduct accelerator physics research as a test accelerator, capable of studying topics relevant to future damping rings, colliders and light sources. Some of the specific topics that were targeted for the initial phase of operation of the storage ring in this mode for CESR as a Test Accelerator (CesrTA) included 1) tuning techniques to produce low emittance beam","authors_text":"C.R.Strohman, D.C.Sagan, D.L.Kreinick, D.P.Peterson, G.A.Ramirez, H.A.Williams, J.A.Dobbins, J.Flanagan, J.P.Sikora, J. Shanks, M.A.Palmer, M.C.Rendina, M.G.Billing, M.G.Stedinger, M.J.Forster, N.T.Rider, R.E.Meller, R.L.Holtzapple","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2017-10-05T01:02:37Z","title":"Instrumentation for the Study of Low Emittance Tuning and Beam Dynamics at CESR"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01844","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":"sha256:196ab937dd5f3861816878b5921a337eef00d617b971d1c4250a1568d0aa068a","target":"record","created_at":"2026-05-18T00:25:52Z","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":"772444cfc2008ce0f12688ed1556abf5ffe3d495a32b6e5cb7292e424076422f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2017-10-05T01:02:37Z","title_canon_sha256":"494b73f15fdb107ec6c76d547b4c4805ae2270d12b4e30211820f76204683b48"},"schema_version":"1.0","source":{"id":"1710.01844","kind":"arxiv","version":2}},"canonical_sha256":"f11bb8ca473b9ec41f12f45f4c448818af502fff45744f1cb80a5424e31e8af8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f11bb8ca473b9ec41f12f45f4c448818af502fff45744f1cb80a5424e31e8af8","first_computed_at":"2026-05-18T00:25:52.739003Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:52.739003Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e8B8XosDdDfvL/2usxkQmDezeJ3a3R11FYVuOo+Y8eSGWvw5mA4YlbAOAZ5NKAoTH79KGRSHGXohdbw2Re7LBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:52.739457Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.01844","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:196ab937dd5f3861816878b5921a337eef00d617b971d1c4250a1568d0aa068a","sha256:031adea8259e5709aa688859f642ed627449161213eaba493b2f917a4b3c91eb"],"state_sha256":"129724a3816c4f065224f49196c60d363ffa34f221faf72dc208ca5ce394bad2"}