{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:YFGVHZA63UNJSNTZKA3343D76K","short_pith_number":"pith:YFGVHZA6","schema_version":"1.0","canonical_sha256":"c14d53e41edd1a9936795037be6c7ff2a0e2ca48255287b8898411ab2f5ac9a3","source":{"kind":"arxiv","id":"0807.5063","version":1},"attestation_state":"computed","paper":{"title":"High pressure operation of the Photon-Assisted Cascaded Electron Multiplier","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Breskin, A. Lyashenko, F. D. Amaro, J. F. C. A. Veloso, J. M. F. dos Santos, R. Chechik","submitted_at":"2008-07-31T13:44:27Z","abstract_excerpt":"We present the operation of the recently introduced Photon Assisted Cascaded Electron Multiplier (PACEM) in xenon at high pressure. The PACEM is a multi step electron multiplier where the VUV scintillation produced in the electron avalanches is used for signal propagation: the VUV scintillation produced in the first element of the cascade induces the emission of photoelectrons from a CsI photocathode placed on the top-surface of the second element. These photoelectrons are further multiplied, via charge avalanche. A metallic mesh electrode placed between the first and the second elements of th"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0807.5063","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2008-07-31T13:44:27Z","cross_cats_sorted":[],"title_canon_sha256":"fbff1da69885f5f63c526ccb608453372a57e8c87d6388cc447caf486a079185","abstract_canon_sha256":"74f5014f59dd9efa2a9c5d0cfc483ba6a63e43f25249c03d2b21833da6155c3b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:45:01.883004Z","signature_b64":"UKFQrU1OaNVcV97b8HXwZ6TqWR/uRPL2vI6dgCflAK1goPvsOpOofvgvK+MR3O6UZCNmgMMdEJYs+UUM6cWgBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c14d53e41edd1a9936795037be6c7ff2a0e2ca48255287b8898411ab2f5ac9a3","last_reissued_at":"2026-07-04T15:45:01.882599Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:45:01.882599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"High pressure operation of the Photon-Assisted Cascaded Electron Multiplier","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Breskin, A. Lyashenko, F. D. Amaro, J. F. C. A. Veloso, J. M. F. dos Santos, R. Chechik","submitted_at":"2008-07-31T13:44:27Z","abstract_excerpt":"We present the operation of the recently introduced Photon Assisted Cascaded Electron Multiplier (PACEM) in xenon at high pressure. The PACEM is a multi step electron multiplier where the VUV scintillation produced in the electron avalanches is used for signal propagation: the VUV scintillation produced in the first element of the cascade induces the emission of photoelectrons from a CsI photocathode placed on the top-surface of the second element. These photoelectrons are further multiplied, via charge avalanche. A metallic mesh electrode placed between the first and the second elements of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0807.5063","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/0807.5063/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"0807.5063","created_at":"2026-07-04T15:45:01.882657+00:00"},{"alias_kind":"arxiv_version","alias_value":"0807.5063v1","created_at":"2026-07-04T15:45:01.882657+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0807.5063","created_at":"2026-07-04T15:45:01.882657+00:00"},{"alias_kind":"pith_short_12","alias_value":"YFGVHZA63UNJ","created_at":"2026-07-04T15:45:01.882657+00:00"},{"alias_kind":"pith_short_16","alias_value":"YFGVHZA63UNJSNTZ","created_at":"2026-07-04T15:45:01.882657+00:00"},{"alias_kind":"pith_short_8","alias_value":"YFGVHZA6","created_at":"2026-07-04T15:45:01.882657+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K","json":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K.json","graph_json":"https://pith.science/api/pith-number/YFGVHZA63UNJSNTZKA3343D76K/graph.json","events_json":"https://pith.science/api/pith-number/YFGVHZA63UNJSNTZKA3343D76K/events.json","paper":"https://pith.science/paper/YFGVHZA6"},"agent_actions":{"view_html":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K","download_json":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K.json","view_paper":"https://pith.science/paper/YFGVHZA6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0807.5063&json=true","fetch_graph":"https://pith.science/api/pith-number/YFGVHZA63UNJSNTZKA3343D76K/graph.json","fetch_events":"https://pith.science/api/pith-number/YFGVHZA63UNJSNTZKA3343D76K/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K/action/storage_attestation","attest_author":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K/action/author_attestation","sign_citation":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K/action/citation_signature","submit_replication":"https://pith.science/pith/YFGVHZA63UNJSNTZKA3343D76K/action/replication_record"}},"created_at":"2026-07-04T15:45:01.882657+00:00","updated_at":"2026-07-04T15:45:01.882657+00:00"}