{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:I52YAMRCQHP6OE3AUULJ77VYJ5","short_pith_number":"pith:I52YAMRC","schema_version":"1.0","canonical_sha256":"477580322281dfe71360a5169ffeb84f6e28f3cff51729311517a0a4eeb3b389","source":{"kind":"arxiv","id":"2606.24574","version":1},"attestation_state":"computed","paper":{"title":"Anomalously long-delayed afterpulses in large-area photomultipliers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Andrei Sidorenkov, Arslan Lukanov, Bayarto Lubsandorzhiev, Dmitrii Voronin, Nikita Ushakov","submitted_at":"2026-06-23T13:40:03Z","abstract_excerpt":"We report the observation of anomalously long-delayed afterpulses in photomultipliers of the Baksan Large Neutrino Telescope project$~-$ 10-inch R7081-100, 8-inch R5912-100, 20-inch R12860 photomultipliers produced by Hamamatsu Photonics, and 20-inch N6205 photomultipliers produced by NNVT. The mean delay times relative to the main pulses are approximately $85~\\mu$s, $73~\\mu$s, $260~\\mu$s, and $90~\\mu$s, respectively. The probability of such afterpulses does not exceed 0.1% per photoelectron, and their amplitudes are strictly confined to the single-photoelectron level, regardless of the amplit"},"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":"2606.24574","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-06-23T13:40:03Z","cross_cats_sorted":[],"title_canon_sha256":"297f39a10edcda2445444ca1065fe29c39fa8614e05930f00af2b5b4f445919f","abstract_canon_sha256":"68298f8949071b0907a4ee95c51920d3a0dba0cf7d2bfefcc466f2760c422199"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-24T01:15:34.288058Z","signature_b64":"LOEdUwbaGb9rlaOS9rvojwmeKUEInTO7pmZoxf6Ly9ZONnKhSGQC08VsI/nN717cFAoPye0b71DhQ+B7s1VOBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"477580322281dfe71360a5169ffeb84f6e28f3cff51729311517a0a4eeb3b389","last_reissued_at":"2026-06-24T01:15:34.287678Z","signature_status":"signed_v1","first_computed_at":"2026-06-24T01:15:34.287678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Anomalously long-delayed afterpulses in large-area photomultipliers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Andrei Sidorenkov, Arslan Lukanov, Bayarto Lubsandorzhiev, Dmitrii Voronin, Nikita Ushakov","submitted_at":"2026-06-23T13:40:03Z","abstract_excerpt":"We report the observation of anomalously long-delayed afterpulses in photomultipliers of the Baksan Large Neutrino Telescope project$~-$ 10-inch R7081-100, 8-inch R5912-100, 20-inch R12860 photomultipliers produced by Hamamatsu Photonics, and 20-inch N6205 photomultipliers produced by NNVT. The mean delay times relative to the main pulses are approximately $85~\\mu$s, $73~\\mu$s, $260~\\mu$s, and $90~\\mu$s, respectively. The probability of such afterpulses does not exceed 0.1% per photoelectron, and their amplitudes are strictly confined to the single-photoelectron level, regardless of the amplit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24574","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/2606.24574/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":"2606.24574","created_at":"2026-06-24T01:15:34.287734+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.24574v1","created_at":"2026-06-24T01:15:34.287734+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24574","created_at":"2026-06-24T01:15:34.287734+00:00"},{"alias_kind":"pith_short_12","alias_value":"I52YAMRCQHP6","created_at":"2026-06-24T01:15:34.287734+00:00"},{"alias_kind":"pith_short_16","alias_value":"I52YAMRCQHP6OE3A","created_at":"2026-06-24T01:15:34.287734+00:00"},{"alias_kind":"pith_short_8","alias_value":"I52YAMRC","created_at":"2026-06-24T01:15:34.287734+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/I52YAMRCQHP6OE3AUULJ77VYJ5","json":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5.json","graph_json":"https://pith.science/api/pith-number/I52YAMRCQHP6OE3AUULJ77VYJ5/graph.json","events_json":"https://pith.science/api/pith-number/I52YAMRCQHP6OE3AUULJ77VYJ5/events.json","paper":"https://pith.science/paper/I52YAMRC"},"agent_actions":{"view_html":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5","download_json":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5.json","view_paper":"https://pith.science/paper/I52YAMRC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.24574&json=true","fetch_graph":"https://pith.science/api/pith-number/I52YAMRCQHP6OE3AUULJ77VYJ5/graph.json","fetch_events":"https://pith.science/api/pith-number/I52YAMRCQHP6OE3AUULJ77VYJ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5/action/storage_attestation","attest_author":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5/action/author_attestation","sign_citation":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5/action/citation_signature","submit_replication":"https://pith.science/pith/I52YAMRCQHP6OE3AUULJ77VYJ5/action/replication_record"}},"created_at":"2026-06-24T01:15:34.287734+00:00","updated_at":"2026-06-24T01:15:34.287734+00:00"}