{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1998:KTFGETMIQLFXHOXMP25VVIDNRP","short_pith_number":"pith:KTFGETMI","canonical_record":{"source":{"id":"hep-ph/9804301","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1998-04-16T04:22:34Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"da2f5d2b9feae8ebfa887f38bb5deefde56a84d97d909e00e16b96ac99fb8122","abstract_canon_sha256":"8f22dae826325319c23fd2cfed5b788d55f55e50460c64fc3ae6fe4ac1983f9d"},"schema_version":"1.0"},"canonical_sha256":"54ca624d8882cb73baec7ebb5aa06d8be9e24d10df3d4ee350166dfed0825fbd","source":{"kind":"arxiv","id":"hep-ph/9804301","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9804301","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9804301v2","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9804301","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"pith_short_12","alias_value":"KTFGETMIQLFX","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"KTFGETMIQLFXHOXM","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"KTFGETMI","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1998:KTFGETMIQLFXHOXMP25VVIDNRP","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9804301","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1998-04-16T04:22:34Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"da2f5d2b9feae8ebfa887f38bb5deefde56a84d97d909e00e16b96ac99fb8122","abstract_canon_sha256":"8f22dae826325319c23fd2cfed5b788d55f55e50460c64fc3ae6fe4ac1983f9d"},"schema_version":"1.0"},"canonical_sha256":"54ca624d8882cb73baec7ebb5aa06d8be9e24d10df3d4ee350166dfed0825fbd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:58.519004Z","signature_b64":"Ii21Nv3nyuEdcglH8fj/oWIQYHcQXe1rKoYC5miSuQUoDF17dqUx65hdQgVgy/wvvKgGS9SBi0HvDpjIu5rUDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54ca624d8882cb73baec7ebb5aa06d8be9e24d10df3d4ee350166dfed0825fbd","last_reissued_at":"2026-05-18T02:36:58.518219Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:58.518219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9804301","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":"2026-05-18T02:36:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M+c/fTu0QZsSCE7HPMCJeXztaQ3+Be8vL1Ax5KM7xRxJJtGfQCKgL/VpKJi1ZuFVLEjxnJz0mChw7ds8Q4AVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T23:55:35.882094Z"},"content_sha256":"8d040b9befeead0b34017366cb717e33c4ad9eefef4ea9e00b665824654eb7cb","schema_version":"1.0","event_id":"sha256:8d040b9befeead0b34017366cb717e33c4ad9eefef4ea9e00b665824654eb7cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1998:KTFGETMIQLFXHOXMP25VVIDNRP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutrino Propagation Through Matter","license":"","headline":"","cross_cats":["astro-ph"],"primary_cat":"hep-ph","authors_text":"2), (2) Istituto Nazionale di Fisica Nucleare, 3) ((1) Lab. of Theoretical Physics, (3) Dipartimento di Fisica, Firenze, Irkutsk, Irkutsk State University, Italy, Italy), L. Perrone (2, Russia, Sezione di Firenze, Universita degli Studi di Firenze, V. A. Naumov (1","submitted_at":"1998-04-16T04:22:34Z","abstract_excerpt":"We discuss a simple approach to solve the transport equation for high-energy neutrinos in media of any thickness. We present illustrative results obtained with some specific models for the initial spectra of muon neutrinos and antineutrinos propagating through a normal cold medium."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9804301","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":""},"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":"2026-05-18T02:36:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a5B83FgO3+MTVL9rVL7z39IB3vODk4WbAKNdDTSd57seQ778Fu5ZNYGb270VjT6HcDj2FK03EhFc3njUF05IBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T23:55:35.882830Z"},"content_sha256":"9dbcc505cc4582a5a3957b48984fd57b6e76ecfa83c5c8e2732c5177b89bf412","schema_version":"1.0","event_id":"sha256:9dbcc505cc4582a5a3957b48984fd57b6e76ecfa83c5c8e2732c5177b89bf412"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KTFGETMIQLFXHOXMP25VVIDNRP/bundle.json","state_url":"https://pith.science/pith/KTFGETMIQLFXHOXMP25VVIDNRP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KTFGETMIQLFXHOXMP25VVIDNRP/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":"2026-05-29T23:55:35Z","links":{"resolver":"https://pith.science/pith/KTFGETMIQLFXHOXMP25VVIDNRP","bundle":"https://pith.science/pith/KTFGETMIQLFXHOXMP25VVIDNRP/bundle.json","state":"https://pith.science/pith/KTFGETMIQLFXHOXMP25VVIDNRP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KTFGETMIQLFXHOXMP25VVIDNRP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1998:KTFGETMIQLFXHOXMP25VVIDNRP","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":"8f22dae826325319c23fd2cfed5b788d55f55e50460c64fc3ae6fe4ac1983f9d","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1998-04-16T04:22:34Z","title_canon_sha256":"da2f5d2b9feae8ebfa887f38bb5deefde56a84d97d909e00e16b96ac99fb8122"},"schema_version":"1.0","source":{"id":"hep-ph/9804301","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9804301","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9804301v2","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9804301","created_at":"2026-05-18T02:36:58Z"},{"alias_kind":"pith_short_12","alias_value":"KTFGETMIQLFX","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"KTFGETMIQLFXHOXM","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"KTFGETMI","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:9dbcc505cc4582a5a3957b48984fd57b6e76ecfa83c5c8e2732c5177b89bf412","target":"graph","created_at":"2026-05-18T02:36:58Z","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 discuss a simple approach to solve the transport equation for high-energy neutrinos in media of any thickness. We present illustrative results obtained with some specific models for the initial spectra of muon neutrinos and antineutrinos propagating through a normal cold medium.","authors_text":"2), (2) Istituto Nazionale di Fisica Nucleare, 3) ((1) Lab. of Theoretical Physics, (3) Dipartimento di Fisica, Firenze, Irkutsk, Irkutsk State University, Italy, Italy), L. Perrone (2, Russia, Sezione di Firenze, Universita degli Studi di Firenze, V. A. Naumov (1","cross_cats":["astro-ph"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1998-04-16T04:22:34Z","title":"Neutrino Propagation Through Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9804301","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":"sha256:8d040b9befeead0b34017366cb717e33c4ad9eefef4ea9e00b665824654eb7cb","target":"record","created_at":"2026-05-18T02:36:58Z","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":"8f22dae826325319c23fd2cfed5b788d55f55e50460c64fc3ae6fe4ac1983f9d","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1998-04-16T04:22:34Z","title_canon_sha256":"da2f5d2b9feae8ebfa887f38bb5deefde56a84d97d909e00e16b96ac99fb8122"},"schema_version":"1.0","source":{"id":"hep-ph/9804301","kind":"arxiv","version":2}},"canonical_sha256":"54ca624d8882cb73baec7ebb5aa06d8be9e24d10df3d4ee350166dfed0825fbd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54ca624d8882cb73baec7ebb5aa06d8be9e24d10df3d4ee350166dfed0825fbd","first_computed_at":"2026-05-18T02:36:58.518219Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:58.518219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ii21Nv3nyuEdcglH8fj/oWIQYHcQXe1rKoYC5miSuQUoDF17dqUx65hdQgVgy/wvvKgGS9SBi0HvDpjIu5rUDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:58.519004Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9804301","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d040b9befeead0b34017366cb717e33c4ad9eefef4ea9e00b665824654eb7cb","sha256:9dbcc505cc4582a5a3957b48984fd57b6e76ecfa83c5c8e2732c5177b89bf412"],"state_sha256":"2e0cc0f0f93a40dd09d53e13c10d83df0f707e19416500fb519e6d650586490c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h3J7nZtYoBUCZbXK+iXnqFribcIu3PnTPsi2pH2Uoxg2yirJKkmFrbrIZiIN6HxGlXVtJ/4BUlRgU/ijOjZlDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T23:55:35.888081Z","bundle_sha256":"d721ea992fc0e4862f891d08a58b0a3e15dc3dade96074b024a7da470d6dc189"}}