{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:H7D7CSRGIK7LYSDCRESQTSK3SN","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":"825c90892ef05a941a489d5292fae38a3fb77ee2d27075b79a3e3aa3b45ed4a2","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-05-03T04:16:18Z","title_canon_sha256":"8be11e60978db64ccfdd9ff56dcf763e6959eaf071f8c865f13450a1aa0d3fdc"},"schema_version":"1.0","source":{"id":"1705.01250","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.01250","created_at":"2026-05-18T00:43:50Z"},{"alias_kind":"arxiv_version","alias_value":"1705.01250v2","created_at":"2026-05-18T00:43:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.01250","created_at":"2026-05-18T00:43:50Z"},{"alias_kind":"pith_short_12","alias_value":"H7D7CSRGIK7L","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"H7D7CSRGIK7LYSDC","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"H7D7CSRG","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:6ac023cd25cf43b4166196b01a2a4c2b7f804151799248a26bf645a0604cf62b","target":"graph","created_at":"2026-05-18T00:43:50Z","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 the results of a characterization study of several types of cryogenic photomultipliers manufactured by Hamamatsu Photonics and intended for operation in liquid Ar conditions, namely: compact 2-inch R6041-506MOD tubes, 3-inch R11065-10 and R11065-MOD tubes for operation in liquid Ar and 3-inch R11410-20 tubes originally designed for operation in liquid Xe. These types of PMT are proposed for installation into the future two-phase cryogenic avalanche detector that is developed in the Laboratory of Cosmology and Particle Physics of the Novosibirsk State University jointly with the Budke","authors_text":"A. Bondar, A. Buzulutskov, A. Dolgov, A. Sokolov, E. Frolov, L. Shekhtman, V. Nosov","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-05-03T04:16:18Z","title":"Study of cryogenic photomultiplier tubes for the future two-phase cryogenic avalanche detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.01250","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":"sha256:308abcea142b28f0d61e38e91e5b0cbb5f04be7940931c6c88091d93c3945061","target":"record","created_at":"2026-05-18T00:43:50Z","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":"825c90892ef05a941a489d5292fae38a3fb77ee2d27075b79a3e3aa3b45ed4a2","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-05-03T04:16:18Z","title_canon_sha256":"8be11e60978db64ccfdd9ff56dcf763e6959eaf071f8c865f13450a1aa0d3fdc"},"schema_version":"1.0","source":{"id":"1705.01250","kind":"arxiv","version":2}},"canonical_sha256":"3fc7f14a2642bebc4862892509c95b934b81556b14399005cb3aa52d2b3bc8fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3fc7f14a2642bebc4862892509c95b934b81556b14399005cb3aa52d2b3bc8fa","first_computed_at":"2026-05-18T00:43:50.038373Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:50.038373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RSMBroV2KdRPfEamp5a0HjkBY2FPBs+IxaTp6mHKyvc1XiNmsGj84pLTk5kJ4vh/pAJeRB7/3YrBYCy2RGNMBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:50.039017Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.01250","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:308abcea142b28f0d61e38e91e5b0cbb5f04be7940931c6c88091d93c3945061","sha256:6ac023cd25cf43b4166196b01a2a4c2b7f804151799248a26bf645a0604cf62b"],"state_sha256":"28f1f8a7d9b620cbbdf4928bfeb957a0b2fbdd6e61a0731334aa56edb34e6151"}