{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:5SIMLAR5LDK7QREWTE2LT7A3AW","short_pith_number":"pith:5SIMLAR5","schema_version":"1.0","canonical_sha256":"ec90c5823d58d5f844969934b9fc1b059cc56507e5af8f5de1d330c41682b082","source":{"kind":"arxiv","id":"2507.07042","version":1},"attestation_state":"computed","paper":{"title":"Very Late Afterpulses and Search for the Neutron Echo in IceCube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","hep-ex"],"primary_cat":"astro-ph.HE","authors_text":"Kaustav Dutta, Martin Rongen (for the IceCube Collaboration), Sebastian B\\\"oser","submitted_at":"2025-07-09T17:06:52Z","abstract_excerpt":"While high-energy astrophysical neutrinos are well-established, their flavor composition remains relatively unconstrained. In IceCube, long muon tracks from $\\nu_\\mu$ charged-current interactions are easily identified but the detector geometry does not allow sufficient resolution to distinguish cascade-type events. The Neutron Echo - a delayed light signal in the detector from neutron capture and de-excitation - can probe the shower's hadronic content and thus the underlying interaction. A significant background arises from late PMT afterpulses, which are temporally coincident with the physics"},"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":"2507.07042","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-09T17:06:52Z","cross_cats_sorted":["astro-ph.IM","hep-ex"],"title_canon_sha256":"6506e22dd60c6162794432f6c7aef1438f06f9063bfd9d1af98157fc45528633","abstract_canon_sha256":"02f27cd2ded264e87751dbf98e75aa4dbce022df3f3b74d3652f3222001f3aaa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:34:28.203327Z","signature_b64":"CDzCojabiTDm3XLoi023o24VNfQg0T2p+vtbw0qmeX23jdbi3NlmFgIg4yVtHM/GWBKN9ohmVTsjhImA8KLbBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec90c5823d58d5f844969934b9fc1b059cc56507e5af8f5de1d330c41682b082","last_reissued_at":"2026-07-05T11:34:28.202865Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:34:28.202865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Very Late Afterpulses and Search for the Neutron Echo in IceCube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","hep-ex"],"primary_cat":"astro-ph.HE","authors_text":"Kaustav Dutta, Martin Rongen (for the IceCube Collaboration), Sebastian B\\\"oser","submitted_at":"2025-07-09T17:06:52Z","abstract_excerpt":"While high-energy astrophysical neutrinos are well-established, their flavor composition remains relatively unconstrained. In IceCube, long muon tracks from $\\nu_\\mu$ charged-current interactions are easily identified but the detector geometry does not allow sufficient resolution to distinguish cascade-type events. The Neutron Echo - a delayed light signal in the detector from neutron capture and de-excitation - can probe the shower's hadronic content and thus the underlying interaction. A significant background arises from late PMT afterpulses, which are temporally coincident with the physics"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.07042","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/2507.07042/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":"2507.07042","created_at":"2026-07-05T11:34:28.202923+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.07042v1","created_at":"2026-07-05T11:34:28.202923+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.07042","created_at":"2026-07-05T11:34:28.202923+00:00"},{"alias_kind":"pith_short_12","alias_value":"5SIMLAR5LDK7","created_at":"2026-07-05T11:34:28.202923+00:00"},{"alias_kind":"pith_short_16","alias_value":"5SIMLAR5LDK7QREW","created_at":"2026-07-05T11:34:28.202923+00:00"},{"alias_kind":"pith_short_8","alias_value":"5SIMLAR5","created_at":"2026-07-05T11:34:28.202923+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.17132","citing_title":"Are neutrinos Majorana? Fixed-target and high-energy astrophysical searches decide","ref_index":142,"is_internal_anchor":false},{"citing_arxiv_id":"2604.14409","citing_title":"Astrophysical bounds on the high-energy evolution of neutrino mixing","ref_index":142,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW","json":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW.json","graph_json":"https://pith.science/api/pith-number/5SIMLAR5LDK7QREWTE2LT7A3AW/graph.json","events_json":"https://pith.science/api/pith-number/5SIMLAR5LDK7QREWTE2LT7A3AW/events.json","paper":"https://pith.science/paper/5SIMLAR5"},"agent_actions":{"view_html":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW","download_json":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW.json","view_paper":"https://pith.science/paper/5SIMLAR5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.07042&json=true","fetch_graph":"https://pith.science/api/pith-number/5SIMLAR5LDK7QREWTE2LT7A3AW/graph.json","fetch_events":"https://pith.science/api/pith-number/5SIMLAR5LDK7QREWTE2LT7A3AW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW/action/storage_attestation","attest_author":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW/action/author_attestation","sign_citation":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW/action/citation_signature","submit_replication":"https://pith.science/pith/5SIMLAR5LDK7QREWTE2LT7A3AW/action/replication_record"}},"created_at":"2026-07-05T11:34:28.202923+00:00","updated_at":"2026-07-05T11:34:28.202923+00:00"}