{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:KH5P52MQ5WVJONZ36WSAXO3CAO","short_pith_number":"pith:KH5P52MQ","canonical_record":{"source":{"id":"2302.12982","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-02-25T04:32:02Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"6462d9df2bb92ccecd32bcf39dfc7750d8fbcf0226d469ec8e9fc398eae10002","abstract_canon_sha256":"8dc709704c18d672b10187a8389b2671c88b07a7452ff852aa3fdf4a6462a3fb"},"schema_version":"1.0"},"canonical_sha256":"51fafee990edaa97373bf5a40bbb62039829d68271e8abfeca92d4fe9fec349e","source":{"kind":"arxiv","id":"2302.12982","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.12982","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"2302.12982v1","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.12982","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"KH5P52MQ5WVJ","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_16","alias_value":"KH5P52MQ5WVJONZ3","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_8","alias_value":"KH5P52MQ","created_at":"2026-07-05T05:45:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:KH5P52MQ5WVJONZ36WSAXO3CAO","target":"record","payload":{"canonical_record":{"source":{"id":"2302.12982","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-02-25T04:32:02Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"6462d9df2bb92ccecd32bcf39dfc7750d8fbcf0226d469ec8e9fc398eae10002","abstract_canon_sha256":"8dc709704c18d672b10187a8389b2671c88b07a7452ff852aa3fdf4a6462a3fb"},"schema_version":"1.0"},"canonical_sha256":"51fafee990edaa97373bf5a40bbb62039829d68271e8abfeca92d4fe9fec349e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:45:41.802526Z","signature_b64":"n8otie5lNdKkF373LuPYO/s1/M3hB/WPVdPuN8WJoJrfA434m6Es9YqR4BkDBNTi6v1cnFOOpfl+KHO2LphTCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51fafee990edaa97373bf5a40bbb62039829d68271e8abfeca92d4fe9fec349e","last_reissued_at":"2026-07-05T05:45:41.802068Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:45:41.802068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.12982","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TgPcEo0UvgbftSZNB7O2Rp9BOB0zA9ZIf5filw/EyyMBYXPUsJIZdqQvm+DG2vnU0ow44Lu6Cm5qdcf6XOEUAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T12:57:25.472764Z"},"content_sha256":"d899046147d50ef24c8052aceb1fbf27c5052a599a8a66d4123c40e386e81cc6","schema_version":"1.0","event_id":"sha256:d899046147d50ef24c8052aceb1fbf27c5052a599a8a66d4123c40e386e81cc6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:KH5P52MQ5WVJONZ36WSAXO3CAO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of reactor thermal neutron fluence of NTD-Ge by activation High-Purity Ge itself","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex","nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"Haiping Peng, Kangkang Zhao, Mingxuan Xue, Xiaolian Wang, Yunlong Zhang, Zhiyong Zhang, Zizong Xu","submitted_at":"2023-02-25T04:32:02Z","abstract_excerpt":"In neutron transmutation doped germanium, the thermal neutron fluence of reactor irradiation is as high as 10$^{18}$~n$\\cdot$cm$^{-2}$. For radiological safety reasons, general Co or Au neutron flux monitors cannot be easily used. We have experimentally demonstrated the feasibility of measuring the X-rays emitted by the NTD-Ge itself to determine the absolute thermal neutron fluence for the first time. A Micro-Megas Detector (MMD) and a Silicon Drift Detector (SDD) are set up to detect the tagging KX-rays with 9.2 keV and 10.3 keV cascading from the decays of $^{71}$Ge. Combined the detection "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.12982","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2302.12982/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p3bNHKfz/608kX1ue4uYWQ0c2eg+kWN0Klb5gLxcAVCXyUrIhwLVolhEJ4NWLwj0RbN/qJJfn9xmGRs6sfsZAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T12:57:25.473314Z"},"content_sha256":"2a7bd4ac44800fc47f31e03bb79e7adb75a1f71ee0219bda57387b5ad5755328","schema_version":"1.0","event_id":"sha256:2a7bd4ac44800fc47f31e03bb79e7adb75a1f71ee0219bda57387b5ad5755328"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/bundle.json","state_url":"https://pith.science/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-18T12:57:25Z","links":{"resolver":"https://pith.science/pith/KH5P52MQ5WVJONZ36WSAXO3CAO","bundle":"https://pith.science/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/bundle.json","state":"https://pith.science/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KH5P52MQ5WVJONZ36WSAXO3CAO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:KH5P52MQ5WVJONZ36WSAXO3CAO","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":"8dc709704c18d672b10187a8389b2671c88b07a7452ff852aa3fdf4a6462a3fb","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-02-25T04:32:02Z","title_canon_sha256":"6462d9df2bb92ccecd32bcf39dfc7750d8fbcf0226d469ec8e9fc398eae10002"},"schema_version":"1.0","source":{"id":"2302.12982","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.12982","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"2302.12982v1","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.12982","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"KH5P52MQ5WVJ","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_16","alias_value":"KH5P52MQ5WVJONZ3","created_at":"2026-07-05T05:45:41Z"},{"alias_kind":"pith_short_8","alias_value":"KH5P52MQ","created_at":"2026-07-05T05:45:41Z"}],"graph_snapshots":[{"event_id":"sha256:2a7bd4ac44800fc47f31e03bb79e7adb75a1f71ee0219bda57387b5ad5755328","target":"graph","created_at":"2026-07-05T05:45:41Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2302.12982/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In neutron transmutation doped germanium, the thermal neutron fluence of reactor irradiation is as high as 10$^{18}$~n$\\cdot$cm$^{-2}$. For radiological safety reasons, general Co or Au neutron flux monitors cannot be easily used. We have experimentally demonstrated the feasibility of measuring the X-rays emitted by the NTD-Ge itself to determine the absolute thermal neutron fluence for the first time. A Micro-Megas Detector (MMD) and a Silicon Drift Detector (SDD) are set up to detect the tagging KX-rays with 9.2 keV and 10.3 keV cascading from the decays of $^{71}$Ge. Combined the detection ","authors_text":"Haiping Peng, Kangkang Zhao, Mingxuan Xue, Xiaolian Wang, Yunlong Zhang, Zhiyong Zhang, Zizong Xu","cross_cats":["hep-ex","nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-02-25T04:32:02Z","title":"Measurement of reactor thermal neutron fluence of NTD-Ge by activation High-Purity Ge itself"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.12982","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:d899046147d50ef24c8052aceb1fbf27c5052a599a8a66d4123c40e386e81cc6","target":"record","created_at":"2026-07-05T05:45:41Z","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":"8dc709704c18d672b10187a8389b2671c88b07a7452ff852aa3fdf4a6462a3fb","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-02-25T04:32:02Z","title_canon_sha256":"6462d9df2bb92ccecd32bcf39dfc7750d8fbcf0226d469ec8e9fc398eae10002"},"schema_version":"1.0","source":{"id":"2302.12982","kind":"arxiv","version":1}},"canonical_sha256":"51fafee990edaa97373bf5a40bbb62039829d68271e8abfeca92d4fe9fec349e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51fafee990edaa97373bf5a40bbb62039829d68271e8abfeca92d4fe9fec349e","first_computed_at":"2026-07-05T05:45:41.802068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:45:41.802068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n8otie5lNdKkF373LuPYO/s1/M3hB/WPVdPuN8WJoJrfA434m6Es9YqR4BkDBNTi6v1cnFOOpfl+KHO2LphTCg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:45:41.802526Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.12982","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d899046147d50ef24c8052aceb1fbf27c5052a599a8a66d4123c40e386e81cc6","sha256:2a7bd4ac44800fc47f31e03bb79e7adb75a1f71ee0219bda57387b5ad5755328"],"state_sha256":"7e56108bccdaccf17df2b14b71e435814754ef2978273df2f7d26649531d8ff8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8tR4uIqc7nD1INgXlquIDJ6+4MxZ8IrE+bVoTaGvwr/qkv/53xTKtMNNhFURHqb7J+dZC0tvIaHUxvnjQSHEDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T12:57:25.532770Z","bundle_sha256":"c96e898da09a50ed8d51320bf60fdf9ebc7fd048f33807c26f86d8339a3cc0d1"}}