{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RAQPDXCS6FC4B2ESJ2HQKURZKU","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":"e5fd434f3f5477d0f8192f0bd5b1ff89bc963ebb1bbac36a4585936a824b349b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-09-10T12:31:18Z","title_canon_sha256":"f82c4cbaba8aea77e2688fa43574c36a1ad81a798a6edcb105e12e53aa42862e"},"schema_version":"1.0","source":{"id":"1809.03270","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03270","created_at":"2026-05-17T23:59:05Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03270v2","created_at":"2026-05-17T23:59:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03270","created_at":"2026-05-17T23:59:05Z"},{"alias_kind":"pith_short_12","alias_value":"RAQPDXCS6FC4","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RAQPDXCS6FC4B2ES","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RAQPDXCS","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:b585269be01a9677e1c7a4ec242e299e261f61767ea7f7dd71ebc08746a47a17","target":"graph","created_at":"2026-05-17T23:59:05Z","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":"A new anode support structure for the spherical proportional counter is presented that incorporates a resistive correction electrode made of glass. This electrode improves the electric field homogeneity versus angle while suppressing the probability and intensity of sparks compared to non-resistive alternatives. The configuration of the correction electrode was optimised with simulations. Such support structures have been constructed and measurements have demonstrated homogeneous response of the detector and operational stability. A measurement of the resistivity of the glass used is also pres","authors_text":"I. Giomataris, I. Katsioulas, I. Savvidis, K. Nikolopoulos, M. Gros, P. Knights, X.F. Navick","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-09-10T12:31:18Z","title":"A sparkless resistive glass correction electrode for the spherical proportional counter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03270","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":"sha256:0864e9c2e1137c5d31601e4cbfff3ce7b04fbb53502d8999ffdb572a0710a496","target":"record","created_at":"2026-05-17T23:59:05Z","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":"e5fd434f3f5477d0f8192f0bd5b1ff89bc963ebb1bbac36a4585936a824b349b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-09-10T12:31:18Z","title_canon_sha256":"f82c4cbaba8aea77e2688fa43574c36a1ad81a798a6edcb105e12e53aa42862e"},"schema_version":"1.0","source":{"id":"1809.03270","kind":"arxiv","version":2}},"canonical_sha256":"8820f1dc52f145c0e8924e8f0552395513d3dc581570f0a3271267ea47fd54d9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8820f1dc52f145c0e8924e8f0552395513d3dc581570f0a3271267ea47fd54d9","first_computed_at":"2026-05-17T23:59:05.302770Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:05.302770Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Bg54/gNgwYG0Ac4gOfWqoy7EQdVnJMz3HPLvbqzT0axbBNAUtV/uqK6KmFNa7rOAyfs9no1WEr9q+cIKFY1GBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:05.303155Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.03270","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0864e9c2e1137c5d31601e4cbfff3ce7b04fbb53502d8999ffdb572a0710a496","sha256:b585269be01a9677e1c7a4ec242e299e261f61767ea7f7dd71ebc08746a47a17"],"state_sha256":"93a990eac54a990857d6c97f4ecceb2a8bcc03011951460a9760618f0ee74889"}