{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:CNKBZTI5VRZD3O45MMK6YTFK3Y","short_pith_number":"pith:CNKBZTI5","canonical_record":{"source":{"id":"1508.03737","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-15T14:41:55Z","cross_cats_sorted":[],"title_canon_sha256":"597a7160db4fe4287f5de16fc23914c72c0a26a8b74ee67a82b62eb2b1607001","abstract_canon_sha256":"83080fce0b731d0c52a1473a85085f716bad3e682845146826108622a0894441"},"schema_version":"1.0"},"canonical_sha256":"13541ccd1dac723dbb9d6315ec4caade3aa25449aab3fd76f239b478a1f73f6e","source":{"kind":"arxiv","id":"1508.03737","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03737","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03737v2","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03737","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"pith_short_12","alias_value":"CNKBZTI5VRZD","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"CNKBZTI5VRZD3O45","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"CNKBZTI5","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:CNKBZTI5VRZD3O45MMK6YTFK3Y","target":"record","payload":{"canonical_record":{"source":{"id":"1508.03737","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-15T14:41:55Z","cross_cats_sorted":[],"title_canon_sha256":"597a7160db4fe4287f5de16fc23914c72c0a26a8b74ee67a82b62eb2b1607001","abstract_canon_sha256":"83080fce0b731d0c52a1473a85085f716bad3e682845146826108622a0894441"},"schema_version":"1.0"},"canonical_sha256":"13541ccd1dac723dbb9d6315ec4caade3aa25449aab3fd76f239b478a1f73f6e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:20.531809Z","signature_b64":"cxFQKpxFo9rXNxJjdq7ywClhDgRdXZXa6MKopluijh7tBkwcjVHYWtNgOj7Lj+W+K72Qa2DKXnioU52jVmHlDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"13541ccd1dac723dbb9d6315ec4caade3aa25449aab3fd76f239b478a1f73f6e","last_reissued_at":"2026-05-18T01:29:20.531106Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:20.531106Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.03737","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":"2026-05-18T01:29:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1oJTrjIlTrJUzfytRZ4pI4C7NInVet3LygAGsvXZjUDbzMN2P+fTUw2Zh+XbqD4iWFZCYF1UqMsHz11KKmwSBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:48:48.507308Z"},"content_sha256":"77a7394b518cbea41b418cd042d3aaa3218adf92fcd901ef4f186ac2a0d33e9e","schema_version":"1.0","event_id":"sha256:77a7394b518cbea41b418cd042d3aaa3218adf92fcd901ef4f186ac2a0d33e9e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:CNKBZTI5VRZD3O45MMK6YTFK3Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Investigation of the Galactic Magnetic Field with Ultra-High Energy Cosmic Rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Gero Mueller, Martin Erdmann, Martin Urban","submitted_at":"2015-08-15T14:41:55Z","abstract_excerpt":"We present a method to correct for deflections of ultra-high energy cosmic rays in the galactic magnetic field. We perform these corrections by simulating the expected arrival directions of protons using a parameterization of the field derived from Faraday rotation and synchrotron emission measurements. To evaluate the method we introduce a simulated astrophysical scenario and two observables designed for testing cosmic ray deflections. We show that protons can be identified by taking advantage of the galactic magnetic field pattern. Consequently, cosmic ray deflection in the galactic field ca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03737","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":"2026-05-18T01:29:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UmhpTc46wDv4E5IbPh2uNpTPjA1fDFd83A34W/iDvbEdr727vscoEDWETc14SWBypFeZEBmTjw/40GVCwx1eDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:48:48.507683Z"},"content_sha256":"a4851b5214960b47ba2eed5bef79323d92d7fd9f082d84ab632691593421b44e","schema_version":"1.0","event_id":"sha256:a4851b5214960b47ba2eed5bef79323d92d7fd9f082d84ab632691593421b44e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/bundle.json","state_url":"https://pith.science/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/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":"2026-05-28T06:48:48Z","links":{"resolver":"https://pith.science/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y","bundle":"https://pith.science/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/bundle.json","state":"https://pith.science/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CNKBZTI5VRZD3O45MMK6YTFK3Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:CNKBZTI5VRZD3O45MMK6YTFK3Y","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":"83080fce0b731d0c52a1473a85085f716bad3e682845146826108622a0894441","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-15T14:41:55Z","title_canon_sha256":"597a7160db4fe4287f5de16fc23914c72c0a26a8b74ee67a82b62eb2b1607001"},"schema_version":"1.0","source":{"id":"1508.03737","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03737","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03737v2","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03737","created_at":"2026-05-18T01:29:20Z"},{"alias_kind":"pith_short_12","alias_value":"CNKBZTI5VRZD","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"CNKBZTI5VRZD3O45","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"CNKBZTI5","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:a4851b5214960b47ba2eed5bef79323d92d7fd9f082d84ab632691593421b44e","target":"graph","created_at":"2026-05-18T01:29:20Z","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 present a method to correct for deflections of ultra-high energy cosmic rays in the galactic magnetic field. We perform these corrections by simulating the expected arrival directions of protons using a parameterization of the field derived from Faraday rotation and synchrotron emission measurements. To evaluate the method we introduce a simulated astrophysical scenario and two observables designed for testing cosmic ray deflections. We show that protons can be identified by taking advantage of the galactic magnetic field pattern. Consequently, cosmic ray deflection in the galactic field ca","authors_text":"Gero Mueller, Martin Erdmann, Martin Urban","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-15T14:41:55Z","title":"Investigation of the Galactic Magnetic Field with Ultra-High Energy Cosmic Rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03737","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":"sha256:77a7394b518cbea41b418cd042d3aaa3218adf92fcd901ef4f186ac2a0d33e9e","target":"record","created_at":"2026-05-18T01:29:20Z","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":"83080fce0b731d0c52a1473a85085f716bad3e682845146826108622a0894441","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-15T14:41:55Z","title_canon_sha256":"597a7160db4fe4287f5de16fc23914c72c0a26a8b74ee67a82b62eb2b1607001"},"schema_version":"1.0","source":{"id":"1508.03737","kind":"arxiv","version":2}},"canonical_sha256":"13541ccd1dac723dbb9d6315ec4caade3aa25449aab3fd76f239b478a1f73f6e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"13541ccd1dac723dbb9d6315ec4caade3aa25449aab3fd76f239b478a1f73f6e","first_computed_at":"2026-05-18T01:29:20.531106Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:20.531106Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cxFQKpxFo9rXNxJjdq7ywClhDgRdXZXa6MKopluijh7tBkwcjVHYWtNgOj7Lj+W+K72Qa2DKXnioU52jVmHlDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:20.531809Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.03737","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77a7394b518cbea41b418cd042d3aaa3218adf92fcd901ef4f186ac2a0d33e9e","sha256:a4851b5214960b47ba2eed5bef79323d92d7fd9f082d84ab632691593421b44e"],"state_sha256":"d2e73d72a1fbe9f0d08a7aedbddc74bb9521dd6de4cdc7a388b162ee4d040023"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8xnNUvNiPx5NZQRKU6D7bov+7Wzpv2x/Kejr418xyD2BrS/+M+mvwE/IHBK96bgLI89f62Xr/uMuZ++kkm37Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T06:48:48.509630Z","bundle_sha256":"96f14d3b4674dda45e9ce11da0a0fdd501bc12038ffaac39cc7dfe47542af254"}}