{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:GULY4PMAVFJRSXJ5AKNGP5OYBR","short_pith_number":"pith:GULY4PMA","canonical_record":{"source":{"id":"physics/0403087","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.ins-det","submitted_at":"2004-03-17T15:38:50Z","cross_cats_sorted":[],"title_canon_sha256":"d0e7cdcc00d52ea413f8bb8867685a92dce7a70c867d1ea31b9c1766d086affa","abstract_canon_sha256":"95d4824c39a8725e01ed2fb9ec01e688db6841be2bb015e958050416a9315dc1"},"schema_version":"1.0"},"canonical_sha256":"35178e3d80a953195d3d029a67f5d80c5857064dc42a9dff5cd16e10571af55f","source":{"kind":"arxiv","id":"physics/0403087","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0403087","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0403087v1","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0403087","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"pith_short_12","alias_value":"GULY4PMAVFJR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"GULY4PMAVFJRSXJ5","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"GULY4PMA","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:GULY4PMAVFJRSXJ5AKNGP5OYBR","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0403087","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.ins-det","submitted_at":"2004-03-17T15:38:50Z","cross_cats_sorted":[],"title_canon_sha256":"d0e7cdcc00d52ea413f8bb8867685a92dce7a70c867d1ea31b9c1766d086affa","abstract_canon_sha256":"95d4824c39a8725e01ed2fb9ec01e688db6841be2bb015e958050416a9315dc1"},"schema_version":"1.0"},"canonical_sha256":"35178e3d80a953195d3d029a67f5d80c5857064dc42a9dff5cd16e10571af55f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:08.485854Z","signature_b64":"duoGoOLQXUD4JuL8wBSJcRyrtWf79KAip8VOV1QAYmRPSYOR3bGPqPs1xiq1b5jUDh06z6avpJwGHmL75ARsCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35178e3d80a953195d3d029a67f5d80c5857064dc42a9dff5cd16e10571af55f","last_reissued_at":"2026-05-18T01:38:08.485309Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:08.485309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0403087","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":"2026-05-18T01:38:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mfKjeXfQCppQ+J6wbRktDx18PcWd8TYgiVZGVBZsKcUTonoH5jP71SlJAzLDkQEAAvpPx/p7Ttz+8tFqECY8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T03:30:48.653929Z"},"content_sha256":"859861d87eaeaae67a7c4ba50c2e3aa35496c01dd15673eaa4c8321beabc9e6d","schema_version":"1.0","event_id":"sha256:859861d87eaeaae67a7c4ba50c2e3aa35496c01dd15673eaa4c8321beabc9e6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:GULY4PMAVFJRSXJ5AKNGP5OYBR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The development of gaseous detectors with solid photocathodes for low temperature","license":"","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"B. Lund-Jensen, C. Iacobaeus, F. Pietropaolo, L. Periale, N. Pavlopoulos, P. Picchi, T. Francke, V. Peskov","submitted_at":"2004-03-17T15:38:50Z","abstract_excerpt":"There are several applications and fundamental research areas which require the detection of VUV light at cryogenic temperatures. For these applications we have developed and successfully tested special designs of gaseous detectors with solid photocathodes able to operate at low temperatures: sealed gaseous detectors with MgF2 windows and windowless detectors. We have experimentally demonstrated, that both primary and secondary (due to the avalanche multiplication inside liquids) scintillation lights could be recorded by photosensitive gaseous detectors. The results of this work may allow one "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0403087","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":"2026-05-18T01:38:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tBF12Yk4n38amWoVRxKatbKgVBDNW7c/Oy189laXWyj1RFNkGZ5SBomNwZC/zdngdcvIBbfdERN+s1tuVxMUDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T03:30:48.654354Z"},"content_sha256":"de957d989fbc422b08a60ee98dce07db818e6730f2627ca94115d50e05f65208","schema_version":"1.0","event_id":"sha256:de957d989fbc422b08a60ee98dce07db818e6730f2627ca94115d50e05f65208"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/bundle.json","state_url":"https://pith.science/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/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":"2026-06-01T03:30:48Z","links":{"resolver":"https://pith.science/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR","bundle":"https://pith.science/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/bundle.json","state":"https://pith.science/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GULY4PMAVFJRSXJ5AKNGP5OYBR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:GULY4PMAVFJRSXJ5AKNGP5OYBR","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":"95d4824c39a8725e01ed2fb9ec01e688db6841be2bb015e958050416a9315dc1","cross_cats_sorted":[],"license":"","primary_cat":"physics.ins-det","submitted_at":"2004-03-17T15:38:50Z","title_canon_sha256":"d0e7cdcc00d52ea413f8bb8867685a92dce7a70c867d1ea31b9c1766d086affa"},"schema_version":"1.0","source":{"id":"physics/0403087","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0403087","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0403087v1","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0403087","created_at":"2026-05-18T01:38:08Z"},{"alias_kind":"pith_short_12","alias_value":"GULY4PMAVFJR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"GULY4PMAVFJRSXJ5","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"GULY4PMA","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:de957d989fbc422b08a60ee98dce07db818e6730f2627ca94115d50e05f65208","target":"graph","created_at":"2026-05-18T01:38:08Z","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":"There are several applications and fundamental research areas which require the detection of VUV light at cryogenic temperatures. For these applications we have developed and successfully tested special designs of gaseous detectors with solid photocathodes able to operate at low temperatures: sealed gaseous detectors with MgF2 windows and windowless detectors. We have experimentally demonstrated, that both primary and secondary (due to the avalanche multiplication inside liquids) scintillation lights could be recorded by photosensitive gaseous detectors. The results of this work may allow one ","authors_text":"B. Lund-Jensen, C. Iacobaeus, F. Pietropaolo, L. Periale, N. Pavlopoulos, P. Picchi, T. Francke, V. Peskov","cross_cats":[],"headline":"","license":"","primary_cat":"physics.ins-det","submitted_at":"2004-03-17T15:38:50Z","title":"The development of gaseous detectors with solid photocathodes for low temperature"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0403087","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":"sha256:859861d87eaeaae67a7c4ba50c2e3aa35496c01dd15673eaa4c8321beabc9e6d","target":"record","created_at":"2026-05-18T01:38:08Z","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":"95d4824c39a8725e01ed2fb9ec01e688db6841be2bb015e958050416a9315dc1","cross_cats_sorted":[],"license":"","primary_cat":"physics.ins-det","submitted_at":"2004-03-17T15:38:50Z","title_canon_sha256":"d0e7cdcc00d52ea413f8bb8867685a92dce7a70c867d1ea31b9c1766d086affa"},"schema_version":"1.0","source":{"id":"physics/0403087","kind":"arxiv","version":1}},"canonical_sha256":"35178e3d80a953195d3d029a67f5d80c5857064dc42a9dff5cd16e10571af55f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35178e3d80a953195d3d029a67f5d80c5857064dc42a9dff5cd16e10571af55f","first_computed_at":"2026-05-18T01:38:08.485309Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:38:08.485309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"duoGoOLQXUD4JuL8wBSJcRyrtWf79KAip8VOV1QAYmRPSYOR3bGPqPs1xiq1b5jUDh06z6avpJwGHmL75ARsCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:38:08.485854Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0403087","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:859861d87eaeaae67a7c4ba50c2e3aa35496c01dd15673eaa4c8321beabc9e6d","sha256:de957d989fbc422b08a60ee98dce07db818e6730f2627ca94115d50e05f65208"],"state_sha256":"2c23f88da39f8ce13cbb5630a8f89531ffeed66c7bd921a04b69501e7224278a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ps1X1VnRZ3l/IOui9OrN5yhkUbX4hGG6ordUZS/RyjNOjGYZA39GrabK0PYkpoJ26u+umjF0iz2sEa5mQu7+Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T03:30:48.656347Z","bundle_sha256":"6ac1a9416355d9b0b0279f7e6434653909c18c92297cc425e31e2b31d304a458"}}