{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:C7NAO6KUT2DVU66CPQH6QEC3MJ","short_pith_number":"pith:C7NAO6KU","canonical_record":{"source":{"id":"2603.13476","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-03-13T18:00:07Z","cross_cats_sorted":[],"title_canon_sha256":"dfe9858dec324b3d1470e021123b8193957242b790f884e9844a17b029cef315","abstract_canon_sha256":"8e61e2ea848c057d11748061a4c8cffc96aa04942b968f47a2f7b19a730787a7"},"schema_version":"1.0"},"canonical_sha256":"17da0779549e875a7bc27c0fe8105b625c418b9e29f3657f181728cdecdd8570","source":{"kind":"arxiv","id":"2603.13476","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.13476","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"arxiv_version","alias_value":"2603.13476v2","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.13476","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_12","alias_value":"C7NAO6KUT2DV","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_16","alias_value":"C7NAO6KUT2DVU66C","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_8","alias_value":"C7NAO6KU","created_at":"2026-05-25T02:01:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:C7NAO6KUT2DVU66CPQH6QEC3MJ","target":"record","payload":{"canonical_record":{"source":{"id":"2603.13476","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-03-13T18:00:07Z","cross_cats_sorted":[],"title_canon_sha256":"dfe9858dec324b3d1470e021123b8193957242b790f884e9844a17b029cef315","abstract_canon_sha256":"8e61e2ea848c057d11748061a4c8cffc96aa04942b968f47a2f7b19a730787a7"},"schema_version":"1.0"},"canonical_sha256":"17da0779549e875a7bc27c0fe8105b625c418b9e29f3657f181728cdecdd8570","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:01:17.234362Z","signature_b64":"L+T5hBNmJKVT7a7joFVsExIuLH2QyMM5B1LRa4AkqZSiIrXs1uQsDOlK+h3owXvJwqCPBiyc5l016MbT2vyXCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17da0779549e875a7bc27c0fe8105b625c418b9e29f3657f181728cdecdd8570","last_reissued_at":"2026-05-25T02:01:17.233368Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:01:17.233368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2603.13476","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-25T02:01:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kWw/EYk0Nt2TMus4YlbEtzw6Ojo1zWko2kAgD4/tRXn/ALZr+wSjKlUXc+hWkO7pygdHbFSVIZPQdHeRdB2EDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:03:31.587818Z"},"content_sha256":"41eb7aeb9556082253bb9b46873fb085da907830e21195de7ae60683b188e489","schema_version":"1.0","event_id":"sha256:41eb7aeb9556082253bb9b46873fb085da907830e21195de7ae60683b188e489"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:C7NAO6KUT2DVU66CPQH6QEC3MJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implications of a Cosmogenic Origin of KM3-230213A for Ultra-High-Energy Protons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. R. Alhebsi, Arjen van Vliet, Domenik Ehlert, Satyendra Thoudam","submitted_at":"2026-03-13T18:00:07Z","abstract_excerpt":"A significant neutrino event with an estimated energy between $72\\,\\mathrm{PeV}$ and $2.6\\,\\mathrm{EeV}$ was recently observed by the KM3NeT experiment (KM3-230213A). When interpreted as cosmogenic in origin, this event can provide constraints on several phenomenological parameters of UHE proton sources. In this study, we present the best fit to the spectrum and composition of UHECRs that is consistent with multi-messenger constraints, including the detection of a single neutrino event by the KM3NeT detector in the energy range of KM3-230213A. From the best fit, we obtain the 68\\% CL constrain"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.13476","kind":"arxiv","version":2},"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/2603.13476/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-25T02:01:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LkhHwm0WsXFM2X3/Qf16/3mmysyigg3AkuQ14opgMjMfRpn8OQ+2gDbQnclaSlO+NnrAsy0msiF9WUmURbc8DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:03:31.588201Z"},"content_sha256":"92cc2e6b10819a24b7dca65bc8083dad358482ace807b885a879df3a080da9c3","schema_version":"1.0","event_id":"sha256:92cc2e6b10819a24b7dca65bc8083dad358482ace807b885a879df3a080da9c3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/bundle.json","state_url":"https://pith.science/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/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":"2026-05-28T16:03:31Z","links":{"resolver":"https://pith.science/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ","bundle":"https://pith.science/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/bundle.json","state":"https://pith.science/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C7NAO6KUT2DVU66CPQH6QEC3MJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:C7NAO6KUT2DVU66CPQH6QEC3MJ","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":"8e61e2ea848c057d11748061a4c8cffc96aa04942b968f47a2f7b19a730787a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-03-13T18:00:07Z","title_canon_sha256":"dfe9858dec324b3d1470e021123b8193957242b790f884e9844a17b029cef315"},"schema_version":"1.0","source":{"id":"2603.13476","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.13476","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"arxiv_version","alias_value":"2603.13476v2","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.13476","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_12","alias_value":"C7NAO6KUT2DV","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_16","alias_value":"C7NAO6KUT2DVU66C","created_at":"2026-05-25T02:01:17Z"},{"alias_kind":"pith_short_8","alias_value":"C7NAO6KU","created_at":"2026-05-25T02:01:17Z"}],"graph_snapshots":[{"event_id":"sha256:92cc2e6b10819a24b7dca65bc8083dad358482ace807b885a879df3a080da9c3","target":"graph","created_at":"2026-05-25T02:01:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2603.13476/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A significant neutrino event with an estimated energy between $72\\,\\mathrm{PeV}$ and $2.6\\,\\mathrm{EeV}$ was recently observed by the KM3NeT experiment (KM3-230213A). When interpreted as cosmogenic in origin, this event can provide constraints on several phenomenological parameters of UHE proton sources. In this study, we present the best fit to the spectrum and composition of UHECRs that is consistent with multi-messenger constraints, including the detection of a single neutrino event by the KM3NeT detector in the energy range of KM3-230213A. From the best fit, we obtain the 68\\% CL constrain","authors_text":"A. R. Alhebsi, Arjen van Vliet, Domenik Ehlert, Satyendra Thoudam","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-03-13T18:00:07Z","title":"Implications of a Cosmogenic Origin of KM3-230213A for Ultra-High-Energy Protons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.13476","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":"sha256:41eb7aeb9556082253bb9b46873fb085da907830e21195de7ae60683b188e489","target":"record","created_at":"2026-05-25T02:01:17Z","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":"8e61e2ea848c057d11748061a4c8cffc96aa04942b968f47a2f7b19a730787a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-03-13T18:00:07Z","title_canon_sha256":"dfe9858dec324b3d1470e021123b8193957242b790f884e9844a17b029cef315"},"schema_version":"1.0","source":{"id":"2603.13476","kind":"arxiv","version":2}},"canonical_sha256":"17da0779549e875a7bc27c0fe8105b625c418b9e29f3657f181728cdecdd8570","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17da0779549e875a7bc27c0fe8105b625c418b9e29f3657f181728cdecdd8570","first_computed_at":"2026-05-25T02:01:17.233368Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:01:17.233368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L+T5hBNmJKVT7a7joFVsExIuLH2QyMM5B1LRa4AkqZSiIrXs1uQsDOlK+h3owXvJwqCPBiyc5l016MbT2vyXCQ==","signature_status":"signed_v1","signed_at":"2026-05-25T02:01:17.234362Z","signed_message":"canonical_sha256_bytes"},"source_id":"2603.13476","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41eb7aeb9556082253bb9b46873fb085da907830e21195de7ae60683b188e489","sha256:92cc2e6b10819a24b7dca65bc8083dad358482ace807b885a879df3a080da9c3"],"state_sha256":"2f8ce67ecf2cc7b35788160ad4e1e229a6c5534bc8353e57b273ef2f1a547d2c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G56oAoC09Qmg/rvrIE4hLGyHcHsYrTgDVyMYeg2i5vEj5zSfev+xYT+BMQP9oSUFoB0r86CoL9VSSWnxS1YbBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:03:31.590262Z","bundle_sha256":"00ccef30879d0ac5ebe46e8ca207f577e3ecf9deba18b0c3090dd8e63defcd7d"}}