{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QPYLVKE26KHT6WLK6HXAQBCZIB","short_pith_number":"pith:QPYLVKE2","canonical_record":{"source":{"id":"1511.01507","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-04T21:02:04Z","cross_cats_sorted":["astro-ph.HE","hep-ph","physics.space-ph"],"title_canon_sha256":"0ce3ea7f580a627403c1921d05c971c60d8f018728a9dec4ee8e841b560d1ecd","abstract_canon_sha256":"10422c2733482ec88393ae7808cd87d5b223867619729cb487337c137c4aab1c"},"schema_version":"1.0"},"canonical_sha256":"83f0baa89af28f3f596af1ee08045940420dc8d6e48481b4767a2e745f0e1d61","source":{"kind":"arxiv","id":"1511.01507","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.01507","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"arxiv_version","alias_value":"1511.01507v3","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.01507","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"pith_short_12","alias_value":"QPYLVKE26KHT","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QPYLVKE26KHT6WLK","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QPYLVKE2","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QPYLVKE26KHT6WLK6HXAQBCZIB","target":"record","payload":{"canonical_record":{"source":{"id":"1511.01507","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-04T21:02:04Z","cross_cats_sorted":["astro-ph.HE","hep-ph","physics.space-ph"],"title_canon_sha256":"0ce3ea7f580a627403c1921d05c971c60d8f018728a9dec4ee8e841b560d1ecd","abstract_canon_sha256":"10422c2733482ec88393ae7808cd87d5b223867619729cb487337c137c4aab1c"},"schema_version":"1.0"},"canonical_sha256":"83f0baa89af28f3f596af1ee08045940420dc8d6e48481b4767a2e745f0e1d61","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:56:46.652493Z","signature_b64":"0vxDlIeHD6bflro//+XnhyWAsDQWQYhTSR9kaxX2lmiIvTXZNABmyy/svO5+4H04FB6wJLX6Pj+0XjEklvfLCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"83f0baa89af28f3f596af1ee08045940420dc8d6e48481b4767a2e745f0e1d61","last_reissued_at":"2026-05-18T00:56:46.652037Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:56:46.652037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.01507","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:56:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oPY9k2k6wgNMpsjJHHfSKhwNlBlUfm8oconQlM+CyaobAoWN2SqBNkhhpo71DrqIVQNVt74AEGkLP7149cJfAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:44:24.682887Z"},"content_sha256":"5e857f75e77b38c9cb835128d93302697cbe9e383ca8bc1d9b83929ff81560c5","schema_version":"1.0","event_id":"sha256:5e857f75e77b38c9cb835128d93302697cbe9e383ca8bc1d9b83929ff81560c5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QPYLVKE26KHT6WLK6HXAQBCZIB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Predictive Analytic Model for the Solar Modulation of Cosmic Rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph","physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Dan Hooper, Ilias Cholis, Tim Linden","submitted_at":"2015-11-04T21:02:04Z","abstract_excerpt":"An important factor limiting our ability to understand the production and propagation of cosmic rays pertains to the effects of heliospheric forces, commonly known as solar modulation. The solar wind is capable of generating time and charge-dependent effects on the spectrum and intensity of low energy ($\\lsim$ 10 GeV) cosmic rays reaching Earth. Previous analytic treatments of solar modulation have utilized the force-field approximation, in which a simple potential is adopted whose amplitude is selected to best fit the cosmic-ray data taken over a given period of time. Making use of recently a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.01507","kind":"arxiv","version":3},"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":"2026-05-18T00:56:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FMvLFbZFuN2reQOVtcCAkid23+VhBTZtnzFjw5oipRHVMewF/SS9FJxi/EHM8OGULLtKivRlzr/99r1H0BCMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:44:24.683547Z"},"content_sha256":"d376a3cb75bc61fd40b3b2835f37f3b59d51ba54bccd7d2d37e0a58ae357fd79","schema_version":"1.0","event_id":"sha256:d376a3cb75bc61fd40b3b2835f37f3b59d51ba54bccd7d2d37e0a58ae357fd79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/bundle.json","state_url":"https://pith.science/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/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":"2026-05-30T10:44:24Z","links":{"resolver":"https://pith.science/pith/QPYLVKE26KHT6WLK6HXAQBCZIB","bundle":"https://pith.science/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/bundle.json","state":"https://pith.science/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QPYLVKE26KHT6WLK6HXAQBCZIB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QPYLVKE26KHT6WLK6HXAQBCZIB","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":"10422c2733482ec88393ae7808cd87d5b223867619729cb487337c137c4aab1c","cross_cats_sorted":["astro-ph.HE","hep-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-04T21:02:04Z","title_canon_sha256":"0ce3ea7f580a627403c1921d05c971c60d8f018728a9dec4ee8e841b560d1ecd"},"schema_version":"1.0","source":{"id":"1511.01507","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.01507","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"arxiv_version","alias_value":"1511.01507v3","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.01507","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"pith_short_12","alias_value":"QPYLVKE26KHT","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QPYLVKE26KHT6WLK","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QPYLVKE2","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:d376a3cb75bc61fd40b3b2835f37f3b59d51ba54bccd7d2d37e0a58ae357fd79","target":"graph","created_at":"2026-05-18T00:56:46Z","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":"An important factor limiting our ability to understand the production and propagation of cosmic rays pertains to the effects of heliospheric forces, commonly known as solar modulation. The solar wind is capable of generating time and charge-dependent effects on the spectrum and intensity of low energy ($\\lsim$ 10 GeV) cosmic rays reaching Earth. Previous analytic treatments of solar modulation have utilized the force-field approximation, in which a simple potential is adopted whose amplitude is selected to best fit the cosmic-ray data taken over a given period of time. Making use of recently a","authors_text":"Dan Hooper, Ilias Cholis, Tim Linden","cross_cats":["astro-ph.HE","hep-ph","physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-04T21:02:04Z","title":"A Predictive Analytic Model for the Solar Modulation of Cosmic Rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.01507","kind":"arxiv","version":3},"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":"sha256:5e857f75e77b38c9cb835128d93302697cbe9e383ca8bc1d9b83929ff81560c5","target":"record","created_at":"2026-05-18T00:56:46Z","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":"10422c2733482ec88393ae7808cd87d5b223867619729cb487337c137c4aab1c","cross_cats_sorted":["astro-ph.HE","hep-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-04T21:02:04Z","title_canon_sha256":"0ce3ea7f580a627403c1921d05c971c60d8f018728a9dec4ee8e841b560d1ecd"},"schema_version":"1.0","source":{"id":"1511.01507","kind":"arxiv","version":3}},"canonical_sha256":"83f0baa89af28f3f596af1ee08045940420dc8d6e48481b4767a2e745f0e1d61","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"83f0baa89af28f3f596af1ee08045940420dc8d6e48481b4767a2e745f0e1d61","first_computed_at":"2026-05-18T00:56:46.652037Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:46.652037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0vxDlIeHD6bflro//+XnhyWAsDQWQYhTSR9kaxX2lmiIvTXZNABmyy/svO5+4H04FB6wJLX6Pj+0XjEklvfLCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:46.652493Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.01507","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5e857f75e77b38c9cb835128d93302697cbe9e383ca8bc1d9b83929ff81560c5","sha256:d376a3cb75bc61fd40b3b2835f37f3b59d51ba54bccd7d2d37e0a58ae357fd79"],"state_sha256":"10d9222aa5da16abc3e477acfb286d6629e00409c512c114554fe26c3b38486f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5blWf5k1pGws8KCJcjbAZv9pbrsMIqoJFpKS89dj0Xuwy9AgJ7eVgEE8+ZJYL7SZXqifFMv5Rf1nytZpVj1lAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T10:44:24.686650Z","bundle_sha256":"79052c47d94c238992e8e139126ce9f0408707f5a981c8d262558de2187818a7"}}