{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GKHX3KRJ5CYKLMFQHPI6FNQP5D","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":"57990735e76fd6d6e29e8c33a9bf50bf11f771ee560856cf99f13f72e8dc03ba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-03-14T16:11:31Z","title_canon_sha256":"27ea73f28448099f474ba930d1773e1a8494f9927c7de80e824de68fce6dbdce"},"schema_version":"1.0","source":{"id":"1403.3625","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.3625","created_at":"2026-05-18T01:44:01Z"},{"alias_kind":"arxiv_version","alias_value":"1403.3625v1","created_at":"2026-05-18T01:44:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.3625","created_at":"2026-05-18T01:44:01Z"},{"alias_kind":"pith_short_12","alias_value":"GKHX3KRJ5CYK","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GKHX3KRJ5CYKLMFQ","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GKHX3KRJ","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:d9ee5ed6a23189a034733d34510775fb1de924a3378a668040f9554d5a4bee73","target":"graph","created_at":"2026-05-18T01:44:01Z","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 high-efficiency fast neutron detector prototype based on a triple Gas Electron Multiplier (GEM) detector, which coupled with a novel multi-layered High-Density PolyEthylene (HDPE) as a neutron-to-proton converter for improving the neutron detection efficiency, is introduced and tested with the Am-Be neutron source in Institute of Modern Physics (IMP) at Lanzhou in present work. Firstly, the developed triple GEM detector is tested by measuring its effective gain and energy resolution with $^{55}$Fe X-ray source to ensure that it has a good performance. The effective gain and obtained energy r","authors_text":"Chun-Hui Zhang, He-Run Yang, Jun-Wei Zhang, Lei Yang, Lv-Xing An, Ri-Ba-La Ha, Xiao-dong Wang, Zhong-Guo Ren","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-03-14T16:11:31Z","title":"Study on the novel neutron-to-proton concept for improving the detection efficiency of triple GEM based fast neutron detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.3625","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:b61a171a0015590864a0883e2f4f7fca9fdd5a36b69236b2f1c09d19bde23c83","target":"record","created_at":"2026-05-18T01:44:01Z","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":"57990735e76fd6d6e29e8c33a9bf50bf11f771ee560856cf99f13f72e8dc03ba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-03-14T16:11:31Z","title_canon_sha256":"27ea73f28448099f474ba930d1773e1a8494f9927c7de80e824de68fce6dbdce"},"schema_version":"1.0","source":{"id":"1403.3625","kind":"arxiv","version":1}},"canonical_sha256":"328f7daa29e8b0a5b0b03bd1e2b60fe8ce22e875d6232fe6fed63a1c5c072160","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"328f7daa29e8b0a5b0b03bd1e2b60fe8ce22e875d6232fe6fed63a1c5c072160","first_computed_at":"2026-05-18T01:44:01.083000Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:01.083000Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G1YbZsd2ARjyLSpA8EGoyELtCl4ofWLbJty+Ei7SQWji+2LcFwsg8EZmHw7AM1FxErcY6v2xvObEMXetrtkqDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:01.083486Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.3625","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b61a171a0015590864a0883e2f4f7fca9fdd5a36b69236b2f1c09d19bde23c83","sha256:d9ee5ed6a23189a034733d34510775fb1de924a3378a668040f9554d5a4bee73"],"state_sha256":"03bc85650902255e99c188576d3deba771c8519335a024e86b9186b60a37a13e"}