{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:MPLXTNUR5VXQGQB6QHSCHDIKJQ","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":"8c13f9a6734fc5f5de14dae616210bf3d4f1e60e571b4d1d89a5fe12e90142c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-11-21T07:45:06Z","title_canon_sha256":"36dc33f2da75d0f4ef406080645a020c7537a637a8ecbf24f24f0b181c362319"},"schema_version":"1.0","source":{"id":"1411.5781","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5781","created_at":"2026-05-18T01:30:49Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5781v1","created_at":"2026-05-18T01:30:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5781","created_at":"2026-05-18T01:30:49Z"},{"alias_kind":"pith_short_12","alias_value":"MPLXTNUR5VXQ","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"MPLXTNUR5VXQGQB6","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"MPLXTNUR","created_at":"2026-05-18T12:28:38Z"}],"graph_snapshots":[{"event_id":"sha256:331876d8377b79ebd507e6bb164cf262d5653ee4132d5e862a1b2b0890737824","target":"graph","created_at":"2026-05-18T01:30:49Z","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":"A new generation of storage ring-based light source, called diffraction-limited storage ring (DLSR), with the emittance approaching the diffraction limit for multi-keV photons by using the multi-bend achromat lattice, has attracted worldwide and extensive studies of several laboratories, and been seriously considered as a goal of upgrading the existing facilities in the imminent future. Among various DLSR proposals, the PEPX design based on the third-order achromat concept and with the special design of a high-beta injection straight section demonstrated that, it is feasible to achieve suffici","authors_text":"Gang Xu, Yi Jiao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-11-21T07:45:06Z","title":"PEPX-type lattice design and optimization for the High Energy Photon Source"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5781","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":"sha256:7fbae204551c5ecead3c06bf5944c3da9380807d8dcc3663f830ede25eb6850a","target":"record","created_at":"2026-05-18T01:30:49Z","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":"8c13f9a6734fc5f5de14dae616210bf3d4f1e60e571b4d1d89a5fe12e90142c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-11-21T07:45:06Z","title_canon_sha256":"36dc33f2da75d0f4ef406080645a020c7537a637a8ecbf24f24f0b181c362319"},"schema_version":"1.0","source":{"id":"1411.5781","kind":"arxiv","version":1}},"canonical_sha256":"63d779b691ed6f03403e81e4238d0a4c252f8f43b23df3005b7085a0d52ec428","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63d779b691ed6f03403e81e4238d0a4c252f8f43b23df3005b7085a0d52ec428","first_computed_at":"2026-05-18T01:30:49.137244Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:30:49.137244Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PuOw7I5KlVtQY697Vj2QgS2efqlGlBKLke7heuaP2reoOFHKLtb/yrqaKrCDmXaI8z9hrTEBWEU+k6OdGL2QCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:30:49.137841Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.5781","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7fbae204551c5ecead3c06bf5944c3da9380807d8dcc3663f830ede25eb6850a","sha256:331876d8377b79ebd507e6bb164cf262d5653ee4132d5e862a1b2b0890737824"],"state_sha256":"ded5c16dc304db858c45bbdfdba06647ab934ddc1c4a49f34296b1b12f4378cc"}