{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:36OFJEWVO2UOEXFWVS2XZXSHO4","short_pith_number":"pith:36OFJEWV","canonical_record":{"source":{"id":"2002.02284","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-02-06T14:58:25Z","cross_cats_sorted":[],"title_canon_sha256":"4984b0d304faecaa07e94c60c9c56e4230d080972c0c503d44d6d47f17902fe0","abstract_canon_sha256":"ae73e96276699897d757662d423a0ba0ff2ac49a273f33163293b2484841a9ab"},"schema_version":"1.0"},"canonical_sha256":"df9c5492d576a8e25cb6acb57cde47771140e806bca672679e7fb69006fd2b25","source":{"kind":"arxiv","id":"2002.02284","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.02284","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"arxiv_version","alias_value":"2002.02284v2","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.02284","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_12","alias_value":"36OFJEWVO2UO","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_16","alias_value":"36OFJEWVO2UOEXFW","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_8","alias_value":"36OFJEWV","created_at":"2026-07-05T00:56:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:36OFJEWVO2UOEXFWVS2XZXSHO4","target":"record","payload":{"canonical_record":{"source":{"id":"2002.02284","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-02-06T14:58:25Z","cross_cats_sorted":[],"title_canon_sha256":"4984b0d304faecaa07e94c60c9c56e4230d080972c0c503d44d6d47f17902fe0","abstract_canon_sha256":"ae73e96276699897d757662d423a0ba0ff2ac49a273f33163293b2484841a9ab"},"schema_version":"1.0"},"canonical_sha256":"df9c5492d576a8e25cb6acb57cde47771140e806bca672679e7fb69006fd2b25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:56:44.374130Z","signature_b64":"sWP87RUyG7JwJz5n1+ZJTMCY7ZRdIZd4wFPiJWLQr++Csj8fFTcxxFEf9yhOQOSjBWtJJ6iuiQZJvxx8Ocb2DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df9c5492d576a8e25cb6acb57cde47771140e806bca672679e7fb69006fd2b25","last_reissued_at":"2026-07-05T00:56:44.373659Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:56:44.373659Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.02284","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:56:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nncr321TLzvrBihU59vIVGDvdildmRAfDNIFFJc+Q9ThzrOe1L62JsD6JB5/ite+zG8z/fh6FbuyInG+paiODQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:04:39.954778Z"},"content_sha256":"b21d23ec722080b1fec20e450f80bdfb2da71ed7054056e6dfbcd288639f40a9","schema_version":"1.0","event_id":"sha256:b21d23ec722080b1fec20e450f80bdfb2da71ed7054056e6dfbcd288639f40a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:36OFJEWVO2UOEXFWVS2XZXSHO4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulation-based optimization of a multilayer 10B-RPC thermal neutron detector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Morozov, I. Stefanescu, L.M.S. Margato","submitted_at":"2020-02-06T14:58:25Z","abstract_excerpt":"A Monte Carlo simulation-based optimization of a multilayer 10B-RPC thermal neutron detector is performed targeting an increase in the counting rate capability while maintaining high (>50%) detection efficiency for thermal neutrons. The converter layer thicknesses of individual RPCs are optimized for several configurations of a detector containing a stack of 10 double gap RPCs. The results suggest that it is possible to reach a counting rate which is by a factor of eight higher in comparison to the rate of a detector with only one double-gap RPC. The effect of neutron scattering inside the det"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.02284","kind":"arxiv","version":2},"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/2002.02284/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":"2026-07-05T00:56:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hy5QSHjqqzItVuHgAHSK9+SiusH38oWfqnigI6C/jKefW3wpI7dlDg/8zLfiT5SDJOR+fRRLqLqrPL3eW5B4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:04:39.955967Z"},"content_sha256":"8138d712e881d8c6f674aa5798a752ebd4632297cde6b5a07aa065915e9cae60","schema_version":"1.0","event_id":"sha256:8138d712e881d8c6f674aa5798a752ebd4632297cde6b5a07aa065915e9cae60"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/bundle.json","state_url":"https://pith.science/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/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":"2026-08-05T18:04:39Z","links":{"resolver":"https://pith.science/pith/36OFJEWVO2UOEXFWVS2XZXSHO4","bundle":"https://pith.science/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/bundle.json","state":"https://pith.science/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/36OFJEWVO2UOEXFWVS2XZXSHO4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:36OFJEWVO2UOEXFWVS2XZXSHO4","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":"ae73e96276699897d757662d423a0ba0ff2ac49a273f33163293b2484841a9ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-02-06T14:58:25Z","title_canon_sha256":"4984b0d304faecaa07e94c60c9c56e4230d080972c0c503d44d6d47f17902fe0"},"schema_version":"1.0","source":{"id":"2002.02284","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.02284","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"arxiv_version","alias_value":"2002.02284v2","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.02284","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_12","alias_value":"36OFJEWVO2UO","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_16","alias_value":"36OFJEWVO2UOEXFW","created_at":"2026-07-05T00:56:44Z"},{"alias_kind":"pith_short_8","alias_value":"36OFJEWV","created_at":"2026-07-05T00:56:44Z"}],"graph_snapshots":[{"event_id":"sha256:8138d712e881d8c6f674aa5798a752ebd4632297cde6b5a07aa065915e9cae60","target":"graph","created_at":"2026-07-05T00:56:44Z","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/2002.02284/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A Monte Carlo simulation-based optimization of a multilayer 10B-RPC thermal neutron detector is performed targeting an increase in the counting rate capability while maintaining high (>50%) detection efficiency for thermal neutrons. The converter layer thicknesses of individual RPCs are optimized for several configurations of a detector containing a stack of 10 double gap RPCs. The results suggest that it is possible to reach a counting rate which is by a factor of eight higher in comparison to the rate of a detector with only one double-gap RPC. The effect of neutron scattering inside the det","authors_text":"A. Morozov, I. Stefanescu, L.M.S. Margato","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-02-06T14:58:25Z","title":"Simulation-based optimization of a multilayer 10B-RPC thermal neutron detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.02284","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:b21d23ec722080b1fec20e450f80bdfb2da71ed7054056e6dfbcd288639f40a9","target":"record","created_at":"2026-07-05T00:56:44Z","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":"ae73e96276699897d757662d423a0ba0ff2ac49a273f33163293b2484841a9ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-02-06T14:58:25Z","title_canon_sha256":"4984b0d304faecaa07e94c60c9c56e4230d080972c0c503d44d6d47f17902fe0"},"schema_version":"1.0","source":{"id":"2002.02284","kind":"arxiv","version":2}},"canonical_sha256":"df9c5492d576a8e25cb6acb57cde47771140e806bca672679e7fb69006fd2b25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df9c5492d576a8e25cb6acb57cde47771140e806bca672679e7fb69006fd2b25","first_computed_at":"2026-07-05T00:56:44.373659Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:56:44.373659Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sWP87RUyG7JwJz5n1+ZJTMCY7ZRdIZd4wFPiJWLQr++Csj8fFTcxxFEf9yhOQOSjBWtJJ6iuiQZJvxx8Ocb2DA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:56:44.374130Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.02284","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b21d23ec722080b1fec20e450f80bdfb2da71ed7054056e6dfbcd288639f40a9","sha256:8138d712e881d8c6f674aa5798a752ebd4632297cde6b5a07aa065915e9cae60"],"state_sha256":"d48cd58ea0b925e97a1064fa6a2af1362068a8dac2185635dce288f688f8905b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QEmdO57gan7YqqnHYiaWEhTD1AToyHz1b05TqKNUPO4RbJ4FBgcR1XnlYhhMvNV1zXmUmVXPMZqNWjYQw5vlCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T18:04:39.963549Z","bundle_sha256":"b4e0260e94036a9cca482d72796c55c5de415f767e35a53a3b61a5525377c628"}}