{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:WP3KANUQXJLLRGNNNIPFZEPLAL","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":"7c4bb8bc2fb5267bfeea19225b30908dda857efa4fc9288692a5b34684de84a3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-19T15:48:49Z","title_canon_sha256":"0c690abcd48c996b937362b9449df378663e51962e62e01c3d79849eef910033"},"schema_version":"1.0","source":{"id":"1803.06999","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.06999","created_at":"2026-05-17T23:53:31Z"},{"alias_kind":"arxiv_version","alias_value":"1803.06999v2","created_at":"2026-05-17T23:53:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.06999","created_at":"2026-05-17T23:53:31Z"},{"alias_kind":"pith_short_12","alias_value":"WP3KANUQXJLL","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"WP3KANUQXJLLRGNN","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"WP3KANUQ","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:1c8f444526ea9a1dd5d030adf4eb05a69374d94f0701c60b0ab1a135ddfb3c65","target":"graph","created_at":"2026-05-17T23:53:31Z","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":"High Purity germanium point-contact detectors have low energy thresholds and excellent energy resolution over a wide energy range, and are thus widely used in nuclear and particle physics. In rare event searches, such as neutrinoless double beta decay, the point-contact geometry is of particular importance since it allows for pulse-shape discrimination, and therefore for a significant background reduction. In this paper we investigate the pulse-shape discrimination performance of ultra-high purity germanium point contact detectors. It is demonstrated that a minimal net impurity concentration i","authors_text":"A. Hegai, A.W.P. Poon, C. Schmitt, D.C. Radford, N. Abgrall, R.D. Martin, S. Mertens, Y.-D. Chan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-19T15:48:49Z","title":"Characterization of High Purity Germanium Point Contact Detectors with Low Net Impurity Concentration"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.06999","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":"sha256:97d23a2dd7f1ec6a6bece7eec30faab36a9ca817907eaebeb9a51bb62b21e109","target":"record","created_at":"2026-05-17T23:53:31Z","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":"7c4bb8bc2fb5267bfeea19225b30908dda857efa4fc9288692a5b34684de84a3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-19T15:48:49Z","title_canon_sha256":"0c690abcd48c996b937362b9449df378663e51962e62e01c3d79849eef910033"},"schema_version":"1.0","source":{"id":"1803.06999","kind":"arxiv","version":2}},"canonical_sha256":"b3f6a03690ba56b899ad6a1e5c91eb02d904fb8eba566317c69927d80cc1d72b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3f6a03690ba56b899ad6a1e5c91eb02d904fb8eba566317c69927d80cc1d72b","first_computed_at":"2026-05-17T23:53:31.423434Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:53:31.423434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7bISaGY1uLfaahrclwKigHK+3j1+KW6Fp+E7uyqs+h/PNcXIlEGO0qlyNsp1YRImpqZsG93PYbf4NofKtnjsCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:53:31.424018Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.06999","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97d23a2dd7f1ec6a6bece7eec30faab36a9ca817907eaebeb9a51bb62b21e109","sha256:1c8f444526ea9a1dd5d030adf4eb05a69374d94f0701c60b0ab1a135ddfb3c65"],"state_sha256":"36df19a642d11c05bca4813a8fb62f2462b77c23100c982e538375e6f11e00ab"}