{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:YUOPUZ2N5X7GXCIQMNCADODFYT","short_pith_number":"pith:YUOPUZ2N","canonical_record":{"source":{"id":"1312.2296","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-12-09T02:49:45Z","cross_cats_sorted":[],"title_canon_sha256":"ecf322e97adf705e293b49c1427f01fb74408c12bb999a79c24b978fe69d76ef","abstract_canon_sha256":"cc68fd4ee0e57c7135ecb1f1d9d645f886635f61d157f2d8a19866d8bc142efe"},"schema_version":"1.0"},"canonical_sha256":"c51cfa674dedfe6b8910634401b865c4f2d73392711ad0b3071d2aaf7003c7c8","source":{"kind":"arxiv","id":"1312.2296","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.2296","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"arxiv_version","alias_value":"1312.2296v1","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.2296","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"pith_short_12","alias_value":"YUOPUZ2N5X7G","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"YUOPUZ2N5X7GXCIQ","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"YUOPUZ2N","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:YUOPUZ2N5X7GXCIQMNCADODFYT","target":"record","payload":{"canonical_record":{"source":{"id":"1312.2296","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-12-09T02:49:45Z","cross_cats_sorted":[],"title_canon_sha256":"ecf322e97adf705e293b49c1427f01fb74408c12bb999a79c24b978fe69d76ef","abstract_canon_sha256":"cc68fd4ee0e57c7135ecb1f1d9d645f886635f61d157f2d8a19866d8bc142efe"},"schema_version":"1.0"},"canonical_sha256":"c51cfa674dedfe6b8910634401b865c4f2d73392711ad0b3071d2aaf7003c7c8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:05:10.748580Z","signature_b64":"Vj4aUs1VTN8q6rXpIrfnRbIuz4b6uAFVqbyt1y7U4NxADVYfEm3YDC/iL7t8MvsaLfi2eK7zs2nvlDnj6o+yAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c51cfa674dedfe6b8910634401b865c4f2d73392711ad0b3071d2aaf7003c7c8","last_reissued_at":"2026-05-18T03:05:10.748035Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:05:10.748035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.2296","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":"2026-05-18T03:05:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HBtNU49C7prGgysvmYhZjXyY6wXUnQroBRsDkL0Sxrtalmur/S3KgKJFoJcH+OuWB82wfs5Qc5udzSJaXnbQAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T05:35:37.785082Z"},"content_sha256":"bec564aae74e80c33628e20b00028144a816312536857e11aeb5c9b45c92d1be","schema_version":"1.0","event_id":"sha256:bec564aae74e80c33628e20b00028144a816312536857e11aeb5c9b45c92d1be"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:YUOPUZ2N5X7GXCIQMNCADODFYT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of Different Solar Cycle Variations of Solar Energetic Particles and Cosmic Rays by Despiking ACE/SIS Heavy-Ion Fluxes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G Qin, L.-L. Zhao","submitted_at":"2013-12-09T02:49:45Z","abstract_excerpt":"Cosmic Rays (CRs) include Galactic Cosmic Rays (GCRs) and Anomalous Cosmic Rays (ACRs). The CR flux data of protons and heavy-ions observed with spacecraft are often seriously contaminated by Solar Energetic Particle (SEP) events. In this work, we separate SEPs from CRs of ACE/SIS spacecraft observations with an automatic despiking algorithm, so we are able to study the different variations of SEPs and CRs over a solar cycle. In particular, we study the elemental ratio, first ionization potential dependence and elemental dependence, and information entropy of SEPs and CRs. So that we can gain "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.2296","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":"2026-05-18T03:05:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0r6P6Im9QW/BrZ01vLgICL+yJ9k+JBGfpkJIb5Mwd+FuV4YghhacQYuKvEeCbmVBoO0voNjQpYy3mEfZk0grBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T05:35:37.785764Z"},"content_sha256":"20fb5f36000ea459f2e43af99d8cda49b7d8280585144eff46f051bf96a65cc9","schema_version":"1.0","event_id":"sha256:20fb5f36000ea459f2e43af99d8cda49b7d8280585144eff46f051bf96a65cc9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/bundle.json","state_url":"https://pith.science/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/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":"2026-06-04T05:35:37Z","links":{"resolver":"https://pith.science/pith/YUOPUZ2N5X7GXCIQMNCADODFYT","bundle":"https://pith.science/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/bundle.json","state":"https://pith.science/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YUOPUZ2N5X7GXCIQMNCADODFYT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:YUOPUZ2N5X7GXCIQMNCADODFYT","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":"cc68fd4ee0e57c7135ecb1f1d9d645f886635f61d157f2d8a19866d8bc142efe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-12-09T02:49:45Z","title_canon_sha256":"ecf322e97adf705e293b49c1427f01fb74408c12bb999a79c24b978fe69d76ef"},"schema_version":"1.0","source":{"id":"1312.2296","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.2296","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"arxiv_version","alias_value":"1312.2296v1","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.2296","created_at":"2026-05-18T03:05:10Z"},{"alias_kind":"pith_short_12","alias_value":"YUOPUZ2N5X7G","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"YUOPUZ2N5X7GXCIQ","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"YUOPUZ2N","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:20fb5f36000ea459f2e43af99d8cda49b7d8280585144eff46f051bf96a65cc9","target":"graph","created_at":"2026-05-18T03:05:10Z","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":"Cosmic Rays (CRs) include Galactic Cosmic Rays (GCRs) and Anomalous Cosmic Rays (ACRs). The CR flux data of protons and heavy-ions observed with spacecraft are often seriously contaminated by Solar Energetic Particle (SEP) events. In this work, we separate SEPs from CRs of ACE/SIS spacecraft observations with an automatic despiking algorithm, so we are able to study the different variations of SEPs and CRs over a solar cycle. In particular, we study the elemental ratio, first ionization potential dependence and elemental dependence, and information entropy of SEPs and CRs. So that we can gain ","authors_text":"G Qin, L.-L. Zhao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-12-09T02:49:45Z","title":"Study of Different Solar Cycle Variations of Solar Energetic Particles and Cosmic Rays by Despiking ACE/SIS Heavy-Ion Fluxes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.2296","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:bec564aae74e80c33628e20b00028144a816312536857e11aeb5c9b45c92d1be","target":"record","created_at":"2026-05-18T03:05:10Z","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":"cc68fd4ee0e57c7135ecb1f1d9d645f886635f61d157f2d8a19866d8bc142efe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-12-09T02:49:45Z","title_canon_sha256":"ecf322e97adf705e293b49c1427f01fb74408c12bb999a79c24b978fe69d76ef"},"schema_version":"1.0","source":{"id":"1312.2296","kind":"arxiv","version":1}},"canonical_sha256":"c51cfa674dedfe6b8910634401b865c4f2d73392711ad0b3071d2aaf7003c7c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c51cfa674dedfe6b8910634401b865c4f2d73392711ad0b3071d2aaf7003c7c8","first_computed_at":"2026-05-18T03:05:10.748035Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:05:10.748035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vj4aUs1VTN8q6rXpIrfnRbIuz4b6uAFVqbyt1y7U4NxADVYfEm3YDC/iL7t8MvsaLfi2eK7zs2nvlDnj6o+yAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:05:10.748580Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.2296","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bec564aae74e80c33628e20b00028144a816312536857e11aeb5c9b45c92d1be","sha256:20fb5f36000ea459f2e43af99d8cda49b7d8280585144eff46f051bf96a65cc9"],"state_sha256":"467df0b213018f67cbe6bd6f9cc64f55ede5b517396ba81dca5e21eb40a32888"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5kzAtuUWTcKR879hqs2LeKxvE0mYW+5/GVpuIoqAbwnfNAFVHIdzTy636r037Gnll9GhlagXDgi3znnmt7M9Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T05:35:37.788449Z","bundle_sha256":"818794ca200ceabf28361d46ce2e4de312172964bccb85fb8999933fcf256607"}}