{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:MXS5Y5YF3TO2HM2M7QR27ZCLCV","short_pith_number":"pith:MXS5Y5YF","canonical_record":{"source":{"id":"1505.05134","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2015-05-19T19:51:32Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"f95d027c3d3796fe3d6ae188ac3433c3c9ecee91f3157a8198d62c57a813f7fc","abstract_canon_sha256":"375f7831badf4a6976df01ea01a2f56bde556c6ed2c08286e47459daacf29291"},"schema_version":"1.0"},"canonical_sha256":"65e5dc7705dcdda3b34cfc23afe44b155bf7bd66a5e73e8cbe843be025cc585c","source":{"kind":"arxiv","id":"1505.05134","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05134","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05134v1","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05134","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"MXS5Y5YF3TO2","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"MXS5Y5YF3TO2HM2M","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"MXS5Y5YF","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:MXS5Y5YF3TO2HM2M7QR27ZCLCV","target":"record","payload":{"canonical_record":{"source":{"id":"1505.05134","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2015-05-19T19:51:32Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"f95d027c3d3796fe3d6ae188ac3433c3c9ecee91f3157a8198d62c57a813f7fc","abstract_canon_sha256":"375f7831badf4a6976df01ea01a2f56bde556c6ed2c08286e47459daacf29291"},"schema_version":"1.0"},"canonical_sha256":"65e5dc7705dcdda3b34cfc23afe44b155bf7bd66a5e73e8cbe843be025cc585c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:22.100905Z","signature_b64":"wTvSLOw7WXievtPaY0U2XeyVKFy9b4a3HQQPtCmf8nBiGslYBUzbrhZX0OyXamqDzCStVasULKj0u4xFIQyWBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65e5dc7705dcdda3b34cfc23afe44b155bf7bd66a5e73e8cbe843be025cc585c","last_reissued_at":"2026-05-18T02:05:22.100247Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:22.100247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.05134","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gPjieGJBunA7r1B6gWrAtebMimuYDR6vN5OvQZf2sN5xV/c0/TpvYvmm58KEgtUVds27xVw+LhSs4Zv3pufIAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T02:48:02.212177Z"},"content_sha256":"4d3bdb7d730656ab5e2617ae36a5e007fe35b7abe137fa516722ea7179563d55","schema_version":"1.0","event_id":"sha256:4d3bdb7d730656ab5e2617ae36a5e007fe35b7abe137fa516722ea7179563d55"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:MXS5Y5YF3TO2HM2M7QR27ZCLCV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The telegraph approximation for focused cosmic-ray transport in the presence of boundaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"physics.space-ph","authors_text":"Frederic Effenberger, Reinhard Schlickeiser, Yuri E. Litvinenko","submitted_at":"2015-05-19T19:51:32Z","abstract_excerpt":"Diffusive cosmic-ray transport in nonuniform large-scale magnetic fields in the presence of boundaries is considered. Reflecting and absorbing boundary conditions are derived for a modified telegraph equation with a convective term. Analytical and numerical solutions of illustrative boundary problems are presented. The applicability and accuracy of the telegraph approximation for focused cosmic-ray transport in the presence of boundaries are discussed, and potential applications to modeling cosmic-ray transport are noted."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05134","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":""},"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":"2026-05-18T02:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hzH8PkTxl5tRdMOOpvAGz7jZWJ4kekWK5+b8KHI7ZMfFTKNMEV17R0HIP9A78hccqp2x5mOx2/GBGMm+FMt+Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T02:48:02.212557Z"},"content_sha256":"317938c0571b581ad447f014d54a96fe54ad92378af9ea1326a4ee237d0140e4","schema_version":"1.0","event_id":"sha256:317938c0571b581ad447f014d54a96fe54ad92378af9ea1326a4ee237d0140e4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/bundle.json","state_url":"https://pith.science/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/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":"2026-06-06T02:48:02Z","links":{"resolver":"https://pith.science/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV","bundle":"https://pith.science/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/bundle.json","state":"https://pith.science/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MXS5Y5YF3TO2HM2M7QR27ZCLCV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:MXS5Y5YF3TO2HM2M7QR27ZCLCV","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":"375f7831badf4a6976df01ea01a2f56bde556c6ed2c08286e47459daacf29291","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2015-05-19T19:51:32Z","title_canon_sha256":"f95d027c3d3796fe3d6ae188ac3433c3c9ecee91f3157a8198d62c57a813f7fc"},"schema_version":"1.0","source":{"id":"1505.05134","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05134","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05134v1","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05134","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"MXS5Y5YF3TO2","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"MXS5Y5YF3TO2HM2M","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"MXS5Y5YF","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:317938c0571b581ad447f014d54a96fe54ad92378af9ea1326a4ee237d0140e4","target":"graph","created_at":"2026-05-18T02:05:22Z","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":"Diffusive cosmic-ray transport in nonuniform large-scale magnetic fields in the presence of boundaries is considered. Reflecting and absorbing boundary conditions are derived for a modified telegraph equation with a convective term. Analytical and numerical solutions of illustrative boundary problems are presented. The applicability and accuracy of the telegraph approximation for focused cosmic-ray transport in the presence of boundaries are discussed, and potential applications to modeling cosmic-ray transport are noted.","authors_text":"Frederic Effenberger, Reinhard Schlickeiser, Yuri E. Litvinenko","cross_cats":["astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2015-05-19T19:51:32Z","title":"The telegraph approximation for focused cosmic-ray transport in the presence of boundaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05134","kind":"arxiv","version":1},"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":"sha256:4d3bdb7d730656ab5e2617ae36a5e007fe35b7abe137fa516722ea7179563d55","target":"record","created_at":"2026-05-18T02:05:22Z","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":"375f7831badf4a6976df01ea01a2f56bde556c6ed2c08286e47459daacf29291","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2015-05-19T19:51:32Z","title_canon_sha256":"f95d027c3d3796fe3d6ae188ac3433c3c9ecee91f3157a8198d62c57a813f7fc"},"schema_version":"1.0","source":{"id":"1505.05134","kind":"arxiv","version":1}},"canonical_sha256":"65e5dc7705dcdda3b34cfc23afe44b155bf7bd66a5e73e8cbe843be025cc585c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65e5dc7705dcdda3b34cfc23afe44b155bf7bd66a5e73e8cbe843be025cc585c","first_computed_at":"2026-05-18T02:05:22.100247Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:22.100247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wTvSLOw7WXievtPaY0U2XeyVKFy9b4a3HQQPtCmf8nBiGslYBUzbrhZX0OyXamqDzCStVasULKj0u4xFIQyWBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:22.100905Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.05134","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d3bdb7d730656ab5e2617ae36a5e007fe35b7abe137fa516722ea7179563d55","sha256:317938c0571b581ad447f014d54a96fe54ad92378af9ea1326a4ee237d0140e4"],"state_sha256":"cbd4f2caca781d8447d59bdf12e6c0f5a2127a8e6d995b24fd584a5d1b681656"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kBdGpMsIfblGJ/mYAshaZwMBqDaHYwdGWjlJET7aDpswOGlkdHLlYUGvH4wS/Yr7c3+LM66cVUgT9KxeOiUmDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T02:48:02.214635Z","bundle_sha256":"b5947c024af04a1053789112a9dabb352024a0a664858b5e1689236034f90450"}}