{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:F4ZN4CZXE3TH46ZXLATHFYTLNA","short_pith_number":"pith:F4ZN4CZX","canonical_record":{"source":{"id":"1102.2242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-02-10T21:37:00Z","cross_cats_sorted":[],"title_canon_sha256":"37331e5b99e1479dde852699101b22b36791d3039e40a2b7cec2ae14fea1cce3","abstract_canon_sha256":"7619553c020c0890bfe8da5a474dbd6d3fd698a8f3322d7c612fb1b167d4443b"},"schema_version":"1.0"},"canonical_sha256":"2f32de0b3726e67e7b37582672e26b681870a1cda085d1a21f27719a0eb74f23","source":{"kind":"arxiv","id":"1102.2242","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2242","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2242v1","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2242","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"F4ZN4CZXE3TH","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"F4ZN4CZXE3TH46ZX","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"F4ZN4CZX","created_at":"2026-05-18T12:26:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:F4ZN4CZXE3TH46ZXLATHFYTLNA","target":"record","payload":{"canonical_record":{"source":{"id":"1102.2242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-02-10T21:37:00Z","cross_cats_sorted":[],"title_canon_sha256":"37331e5b99e1479dde852699101b22b36791d3039e40a2b7cec2ae14fea1cce3","abstract_canon_sha256":"7619553c020c0890bfe8da5a474dbd6d3fd698a8f3322d7c612fb1b167d4443b"},"schema_version":"1.0"},"canonical_sha256":"2f32de0b3726e67e7b37582672e26b681870a1cda085d1a21f27719a0eb74f23","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:12.353520Z","signature_b64":"Y/upjhd+P1viQboqKN9tyMqSmKuAwYyLl95/aKPPtL11EUq+shLImzNjOVjNBam3HlFCV6Z4D4GleqzeoPONBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f32de0b3726e67e7b37582672e26b681870a1cda085d1a21f27719a0eb74f23","last_reissued_at":"2026-05-18T02:03:12.352816Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:12.352816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.2242","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":"2026-05-18T02:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uFUd9DSI4FQ+p8tp3rT7joORlYOH5qPGhwuUjnBdCPMaP9T5YKcil3/3bpFRchaWqFolsR94LcumQJW/GgfgBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:22:28.831677Z"},"content_sha256":"c0d6ec97eeb574425fd376c726e009ea6aa50b6969d9d4abde2932d0db4d47ac","schema_version":"1.0","event_id":"sha256:c0d6ec97eeb574425fd376c726e009ea6aa50b6969d9d4abde2932d0db4d47ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:F4ZN4CZXE3TH46ZXLATHFYTLNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A system and methodologies for absolute QE measurements from the vacuum ultraviolet through the NIR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Blake C. Jacquot, Frank Greer, Michael E. Hoenk, Shouleh Nikzad, Steve P. Monacos, Todd J. Jones","submitted_at":"2011-02-10T21:37:00Z","abstract_excerpt":"In this paper we present our system design and methodology for making absolute quantum efficiency (QE) measurements through the vacuum ultraviolet (VUV) and verify the system with delta-doped silicon CCDs. Delta-doped detectors provide an excellent platform to validate measurements through the VUV due to their enhanced UV response. The requirements for measuring QE through the VUV are more strenuous than measurements in the near UV and necessitate, among other things, the use of a vacuum monochromator, good dewar chamber vacuum to prevent on-chip condensation, and more stringent handling requi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2242","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":"2026-05-18T02:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"juXE9dojkYyfMrINHC4jJPIgHNWMhPURSLLtPvEiV+VbWyEEGCwM2nTLRKvlsshwhTrEH5daSYzxTTaoiHqMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:22:28.832028Z"},"content_sha256":"3ca42a9ea3a6b39f0894c8df5a94f1ecd951da29c1f4a60e0943be188a3c753c","schema_version":"1.0","event_id":"sha256:3ca42a9ea3a6b39f0894c8df5a94f1ecd951da29c1f4a60e0943be188a3c753c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/bundle.json","state_url":"https://pith.science/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/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":"2026-05-30T09:22:28Z","links":{"resolver":"https://pith.science/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA","bundle":"https://pith.science/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/bundle.json","state":"https://pith.science/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F4ZN4CZXE3TH46ZXLATHFYTLNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:F4ZN4CZXE3TH46ZXLATHFYTLNA","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":"7619553c020c0890bfe8da5a474dbd6d3fd698a8f3322d7c612fb1b167d4443b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-02-10T21:37:00Z","title_canon_sha256":"37331e5b99e1479dde852699101b22b36791d3039e40a2b7cec2ae14fea1cce3"},"schema_version":"1.0","source":{"id":"1102.2242","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2242","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2242v1","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2242","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"F4ZN4CZXE3TH","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"F4ZN4CZXE3TH46ZX","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"F4ZN4CZX","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:3ca42a9ea3a6b39f0894c8df5a94f1ecd951da29c1f4a60e0943be188a3c753c","target":"graph","created_at":"2026-05-18T02:03:12Z","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":"In this paper we present our system design and methodology for making absolute quantum efficiency (QE) measurements through the vacuum ultraviolet (VUV) and verify the system with delta-doped silicon CCDs. Delta-doped detectors provide an excellent platform to validate measurements through the VUV due to their enhanced UV response. The requirements for measuring QE through the VUV are more strenuous than measurements in the near UV and necessitate, among other things, the use of a vacuum monochromator, good dewar chamber vacuum to prevent on-chip condensation, and more stringent handling requi","authors_text":"Blake C. Jacquot, Frank Greer, Michael E. Hoenk, Shouleh Nikzad, Steve P. Monacos, Todd J. Jones","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-02-10T21:37:00Z","title":"A system and methodologies for absolute QE measurements from the vacuum ultraviolet through the NIR"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2242","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:c0d6ec97eeb574425fd376c726e009ea6aa50b6969d9d4abde2932d0db4d47ac","target":"record","created_at":"2026-05-18T02:03:12Z","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":"7619553c020c0890bfe8da5a474dbd6d3fd698a8f3322d7c612fb1b167d4443b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-02-10T21:37:00Z","title_canon_sha256":"37331e5b99e1479dde852699101b22b36791d3039e40a2b7cec2ae14fea1cce3"},"schema_version":"1.0","source":{"id":"1102.2242","kind":"arxiv","version":1}},"canonical_sha256":"2f32de0b3726e67e7b37582672e26b681870a1cda085d1a21f27719a0eb74f23","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2f32de0b3726e67e7b37582672e26b681870a1cda085d1a21f27719a0eb74f23","first_computed_at":"2026-05-18T02:03:12.352816Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:12.352816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y/upjhd+P1viQboqKN9tyMqSmKuAwYyLl95/aKPPtL11EUq+shLImzNjOVjNBam3HlFCV6Z4D4GleqzeoPONBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:12.353520Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.2242","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c0d6ec97eeb574425fd376c726e009ea6aa50b6969d9d4abde2932d0db4d47ac","sha256:3ca42a9ea3a6b39f0894c8df5a94f1ecd951da29c1f4a60e0943be188a3c753c"],"state_sha256":"00d5728c20d032e2b70b723b20dc70bec856fc406069511822e884b40347fa6a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wACeobLjz/WYFu/uzjmSXJXXXmvBXvMtysm4VS88WY71GloVyEPR/QODXjSAvbE2I+KbK0G1eCnVZ8bUd5g3Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T09:22:28.834207Z","bundle_sha256":"a0ac09cf74b8cef56321c62ca1221efc1662d648d84bdf12eb94f4b973a6fe00"}}