{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:MICI7UWVSJ26M3V3DLR5PVULUJ","short_pith_number":"pith:MICI7UWV","canonical_record":{"source":{"id":"1304.5996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-22T15:57:12Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"2bc27f01b9a134488e18956c9b0fdf072e211073e44d45302a488683286656bd","abstract_canon_sha256":"09328063b988b57a80476ad4e6c88454dc8b55abe134e715622fec6f2b2e6e6f"},"schema_version":"1.0"},"canonical_sha256":"62048fd2d59275e66ebb1ae3d7d68ba27ebb21651f936b2005ec6cb7fe1ace0f","source":{"kind":"arxiv","id":"1304.5996","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5996","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5996v1","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5996","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"pith_short_12","alias_value":"MICI7UWVSJ26","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"MICI7UWVSJ26M3V3","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"MICI7UWV","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:MICI7UWVSJ26M3V3DLR5PVULUJ","target":"record","payload":{"canonical_record":{"source":{"id":"1304.5996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-22T15:57:12Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"2bc27f01b9a134488e18956c9b0fdf072e211073e44d45302a488683286656bd","abstract_canon_sha256":"09328063b988b57a80476ad4e6c88454dc8b55abe134e715622fec6f2b2e6e6f"},"schema_version":"1.0"},"canonical_sha256":"62048fd2d59275e66ebb1ae3d7d68ba27ebb21651f936b2005ec6cb7fe1ace0f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:23.588081Z","signature_b64":"Lkc3YN13LXVcE49SCAlfu5ohlqkPuqXB5v5HW+KXyjuecdNdAZTL1+BTun+KWCaXH1sOV23nznU28CUlmHL9CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62048fd2d59275e66ebb1ae3d7d68ba27ebb21651f936b2005ec6cb7fe1ace0f","last_reissued_at":"2026-05-18T01:50:23.587368Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:23.587368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.5996","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":"2026-05-18T01:50:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0nrkYHbQ+bFpb5BIChxTzot+ZbzEMoS80kC3nvwKi7VMfwj6xRmxAgULPl3MeL+H1ujKH773RZ5WOWZikKJPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:48:34.812056Z"},"content_sha256":"fb8c235144b0d98eb7024be5f7d7d53f15b61fd7c50902313a36cf6fd05c232b","schema_version":"1.0","event_id":"sha256:fb8c235144b0d98eb7024be5f7d7d53f15b61fd7c50902313a36cf6fd05c232b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:MICI7UWVSJ26M3V3DLR5PVULUJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comparison of Thermal Neutron Detection Efficiency of $^{6}$Li Scintillation Glass and $^{3}$He Gas Proportional Tube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Guo-Ming Chen, Jun-Quan Tao, Ming Xu, Zhi-Cheng Tang","submitted_at":"2013-04-22T15:57:12Z","abstract_excerpt":"We report on a comparison study of the $^{3}$He gas proportional tube and the $^{6}$Li incorporated scintillation glasses on thermal neutron detection efficiency. Both $^{3}$He and $^{6}$Li are used commonly for thermal neutron detection because of their high neutron capture absorption coefficient. By using a neutron source $^{252}$Cf and a paraffin moderator in an alignment system, we can get a small beam of thermal neutrons. A flash ADC is used to measure the thermal neutron spectrum of each detector, and the detected number of events is determined from the spectrum, then we can calculate th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5996","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":""},"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":"2026-05-18T01:50:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4a8vUYzSG+Feo5qsThO06qQfmkcE3fZ40x8O7yXj2srmxPa8Vtj4/Z2R49Kile427RyllVh0d8NoSO6NaSYVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:48:34.813044Z"},"content_sha256":"f0f6ff0e28e715c76f4245a6d1953aa68b612a435265784b58e9d81a60d994f5","schema_version":"1.0","event_id":"sha256:f0f6ff0e28e715c76f4245a6d1953aa68b612a435265784b58e9d81a60d994f5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/bundle.json","state_url":"https://pith.science/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/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":"2026-05-28T15:48:34Z","links":{"resolver":"https://pith.science/pith/MICI7UWVSJ26M3V3DLR5PVULUJ","bundle":"https://pith.science/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/bundle.json","state":"https://pith.science/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MICI7UWVSJ26M3V3DLR5PVULUJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:MICI7UWVSJ26M3V3DLR5PVULUJ","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":"09328063b988b57a80476ad4e6c88454dc8b55abe134e715622fec6f2b2e6e6f","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-22T15:57:12Z","title_canon_sha256":"2bc27f01b9a134488e18956c9b0fdf072e211073e44d45302a488683286656bd"},"schema_version":"1.0","source":{"id":"1304.5996","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5996","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5996v1","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5996","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"pith_short_12","alias_value":"MICI7UWVSJ26","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"MICI7UWVSJ26M3V3","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"MICI7UWV","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:f0f6ff0e28e715c76f4245a6d1953aa68b612a435265784b58e9d81a60d994f5","target":"graph","created_at":"2026-05-18T01:50:23Z","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":"We report on a comparison study of the $^{3}$He gas proportional tube and the $^{6}$Li incorporated scintillation glasses on thermal neutron detection efficiency. Both $^{3}$He and $^{6}$Li are used commonly for thermal neutron detection because of their high neutron capture absorption coefficient. By using a neutron source $^{252}$Cf and a paraffin moderator in an alignment system, we can get a small beam of thermal neutrons. A flash ADC is used to measure the thermal neutron spectrum of each detector, and the detected number of events is determined from the spectrum, then we can calculate th","authors_text":"Guo-Ming Chen, Jun-Quan Tao, Ming Xu, Zhi-Cheng Tang","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-22T15:57:12Z","title":"Comparison of Thermal Neutron Detection Efficiency of $^{6}$Li Scintillation Glass and $^{3}$He Gas Proportional Tube"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5996","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:fb8c235144b0d98eb7024be5f7d7d53f15b61fd7c50902313a36cf6fd05c232b","target":"record","created_at":"2026-05-18T01:50:23Z","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":"09328063b988b57a80476ad4e6c88454dc8b55abe134e715622fec6f2b2e6e6f","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-22T15:57:12Z","title_canon_sha256":"2bc27f01b9a134488e18956c9b0fdf072e211073e44d45302a488683286656bd"},"schema_version":"1.0","source":{"id":"1304.5996","kind":"arxiv","version":1}},"canonical_sha256":"62048fd2d59275e66ebb1ae3d7d68ba27ebb21651f936b2005ec6cb7fe1ace0f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"62048fd2d59275e66ebb1ae3d7d68ba27ebb21651f936b2005ec6cb7fe1ace0f","first_computed_at":"2026-05-18T01:50:23.587368Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:23.587368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lkc3YN13LXVcE49SCAlfu5ohlqkPuqXB5v5HW+KXyjuecdNdAZTL1+BTun+KWCaXH1sOV23nznU28CUlmHL9CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:23.588081Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.5996","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fb8c235144b0d98eb7024be5f7d7d53f15b61fd7c50902313a36cf6fd05c232b","sha256:f0f6ff0e28e715c76f4245a6d1953aa68b612a435265784b58e9d81a60d994f5"],"state_sha256":"5768f43412e52437cc3b221296ac356e5a08d593d5bb449863b97d1d226e5b32"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dZ4Ydvam7xruzZpqxLuGfUZGSwNGdCX269EYDqbWPJEhgF76h0jcXFJGtF8RE1tKhoDcf4pO8I/TpHzaM9leCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:48:34.816493Z","bundle_sha256":"8bb9faf7836b615a24d3423c2bb9e63a2e24cee65dc60dc166c9100f4fac0ec4"}}