{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:2NPI7F73A7RSY3XGLIEFXWEJC7","short_pith_number":"pith:2NPI7F73","canonical_record":{"source":{"id":"1105.4094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-20T13:58:01Z","cross_cats_sorted":[],"title_canon_sha256":"866ede854a20dca1b8415e70a972ea199405300324e1d2b41f97a099753890cb","abstract_canon_sha256":"f1506c2586983e955731900192816b92be0b15220f74a05d938ba982c24e7194"},"schema_version":"1.0"},"canonical_sha256":"d35e8f97fb07e32c6ee65a085bd88917c1efdf26c20cf6d13562255ecccf5c4c","source":{"kind":"arxiv","id":"1105.4094","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.4094","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"1105.4094v1","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.4094","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"2NPI7F73A7RS","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2NPI7F73A7RSY3XG","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2NPI7F73","created_at":"2026-05-18T12:26:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:2NPI7F73A7RSY3XGLIEFXWEJC7","target":"record","payload":{"canonical_record":{"source":{"id":"1105.4094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-20T13:58:01Z","cross_cats_sorted":[],"title_canon_sha256":"866ede854a20dca1b8415e70a972ea199405300324e1d2b41f97a099753890cb","abstract_canon_sha256":"f1506c2586983e955731900192816b92be0b15220f74a05d938ba982c24e7194"},"schema_version":"1.0"},"canonical_sha256":"d35e8f97fb07e32c6ee65a085bd88917c1efdf26c20cf6d13562255ecccf5c4c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:21:42.962208Z","signature_b64":"RXvg8l9iAfk6NZUX1KVZ6MqcvI3i9eqX/D+xiQK0mmUeqGdgc20P7YYg1353AozKtUeR5UzOApyz2IG7yVVCCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d35e8f97fb07e32c6ee65a085bd88917c1efdf26c20cf6d13562255ecccf5c4c","last_reissued_at":"2026-05-18T04:21:42.961489Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:21:42.961489Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.4094","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":"2026-05-18T04:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E8UhWRvKY5BFxIrUfTqsPFarVNIn3TrPBR1c4mPpklfxww6qJeUy5jJB0xJ0vXskyqlZ68yQaLBWtYQ+O/liAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T10:00:03.272013Z"},"content_sha256":"c5ef74fbb28edfb88f0053ae8004eab028c847b95311339b0805955b528b3f70","schema_version":"1.0","event_id":"sha256:c5ef74fbb28edfb88f0053ae8004eab028c847b95311339b0805955b528b3f70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:2NPI7F73A7RSY3XGLIEFXWEJC7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Geometric modelling of radio and gamma-ray light curves of 6 Fermi LAT pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. K. Harding, A. S. Seyffert, C. Venter, O. C. de Jager","submitted_at":"2011-05-20T13:58:01Z","abstract_excerpt":"The Fermi Large Area Telescope (LAT) has recently reported the detection of pulsed gamma-rays from 6 young pulsars (J0631+1036, J0659+1414, J0742-2822, J1420-6048, J1509-5850, and J1718-3825), all exhibiting single-peaked pulse profiles (Weltevrede et al., 2010). High-quality radio polarization data are also available for 5 of these pulsars, allowing derivation of constraints on their viewing geometries. We obtain independent constraints on the viewing geometries of these pulsars by using a geometric pulsar emission code to model the Fermi LAT and radio light curves. We find fits for the magne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.4094","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":"2026-05-18T04:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MbCgWjyxgeEaffihlDYylGalz1aUNBkGEzDKkDzVPowx4OmIa/Sj+gx4mPGgOtDSx6jUHgxg0EYaScwePVQcBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T10:00:03.272375Z"},"content_sha256":"9d57462541e93c05b801a0841ff8198fa784541ee8ca6aee1ed336269b128373","schema_version":"1.0","event_id":"sha256:9d57462541e93c05b801a0841ff8198fa784541ee8ca6aee1ed336269b128373"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/bundle.json","state_url":"https://pith.science/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/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":"2026-06-05T10:00:03Z","links":{"resolver":"https://pith.science/pith/2NPI7F73A7RSY3XGLIEFXWEJC7","bundle":"https://pith.science/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/bundle.json","state":"https://pith.science/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2NPI7F73A7RSY3XGLIEFXWEJC7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2NPI7F73A7RSY3XGLIEFXWEJC7","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":"f1506c2586983e955731900192816b92be0b15220f74a05d938ba982c24e7194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-20T13:58:01Z","title_canon_sha256":"866ede854a20dca1b8415e70a972ea199405300324e1d2b41f97a099753890cb"},"schema_version":"1.0","source":{"id":"1105.4094","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.4094","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"1105.4094v1","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.4094","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"2NPI7F73A7RS","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2NPI7F73A7RSY3XG","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2NPI7F73","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:9d57462541e93c05b801a0841ff8198fa784541ee8ca6aee1ed336269b128373","target":"graph","created_at":"2026-05-18T04:21:42Z","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":"The Fermi Large Area Telescope (LAT) has recently reported the detection of pulsed gamma-rays from 6 young pulsars (J0631+1036, J0659+1414, J0742-2822, J1420-6048, J1509-5850, and J1718-3825), all exhibiting single-peaked pulse profiles (Weltevrede et al., 2010). High-quality radio polarization data are also available for 5 of these pulsars, allowing derivation of constraints on their viewing geometries. We obtain independent constraints on the viewing geometries of these pulsars by using a geometric pulsar emission code to model the Fermi LAT and radio light curves. We find fits for the magne","authors_text":"A. K. Harding, A. S. Seyffert, C. Venter, O. C. de Jager","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-20T13:58:01Z","title":"Geometric modelling of radio and gamma-ray light curves of 6 Fermi LAT pulsars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.4094","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:c5ef74fbb28edfb88f0053ae8004eab028c847b95311339b0805955b528b3f70","target":"record","created_at":"2026-05-18T04:21:42Z","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":"f1506c2586983e955731900192816b92be0b15220f74a05d938ba982c24e7194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-05-20T13:58:01Z","title_canon_sha256":"866ede854a20dca1b8415e70a972ea199405300324e1d2b41f97a099753890cb"},"schema_version":"1.0","source":{"id":"1105.4094","kind":"arxiv","version":1}},"canonical_sha256":"d35e8f97fb07e32c6ee65a085bd88917c1efdf26c20cf6d13562255ecccf5c4c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d35e8f97fb07e32c6ee65a085bd88917c1efdf26c20cf6d13562255ecccf5c4c","first_computed_at":"2026-05-18T04:21:42.961489Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:21:42.961489Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RXvg8l9iAfk6NZUX1KVZ6MqcvI3i9eqX/D+xiQK0mmUeqGdgc20P7YYg1353AozKtUeR5UzOApyz2IG7yVVCCg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:21:42.962208Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.4094","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5ef74fbb28edfb88f0053ae8004eab028c847b95311339b0805955b528b3f70","sha256:9d57462541e93c05b801a0841ff8198fa784541ee8ca6aee1ed336269b128373"],"state_sha256":"d075bfa26c4a9a565242f4a4c19317fb5d51abc1e78fe6d95de1adfc333ecc62"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q7VRkkY98Q85IiQ1efo+lw+sQiiQDV46ipVx4FxRJpVEoVJL8dsL/re6Yjop7VCMHBJkjGCXdIYqNxmOhsVaDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T10:00:03.274283Z","bundle_sha256":"f076bd2924ca9dac5e1b44946be8998654efcd4abf9528dc258f2ed5ceeba738"}}