{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:GBN4BFFEGNVW7Y62FL2CY7OSL7","short_pith_number":"pith:GBN4BFFE","canonical_record":{"source":{"id":"1807.05310","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2018-07-14T00:07:40Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4551212525c2bd0055a867743736408d09812dd731b83ff10fba000d048a510e","abstract_canon_sha256":"b94473debcfbf3ad63af7fc53783155970fcfc590bd130f1fe0057973fd05018"},"schema_version":"1.0"},"canonical_sha256":"305bc094a4336b6fe3da2af42c7dd25fca88568c9b85f6bfd5ec1ad38872f239","source":{"kind":"arxiv","id":"1807.05310","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05310","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05310v1","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05310","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"pith_short_12","alias_value":"GBN4BFFEGNVW","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GBN4BFFEGNVW7Y62","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GBN4BFFE","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:GBN4BFFEGNVW7Y62FL2CY7OSL7","target":"record","payload":{"canonical_record":{"source":{"id":"1807.05310","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2018-07-14T00:07:40Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4551212525c2bd0055a867743736408d09812dd731b83ff10fba000d048a510e","abstract_canon_sha256":"b94473debcfbf3ad63af7fc53783155970fcfc590bd130f1fe0057973fd05018"},"schema_version":"1.0"},"canonical_sha256":"305bc094a4336b6fe3da2af42c7dd25fca88568c9b85f6bfd5ec1ad38872f239","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:37.558293Z","signature_b64":"58CYK9xmFOrXMMmnuv5Xzme3cKq//VEtW8w1SbeLzeLsq0l3k6fNkKD68c5vBktuu8YjVbyXxaQ/p1wuPEFHAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"305bc094a4336b6fe3da2af42c7dd25fca88568c9b85f6bfd5ec1ad38872f239","last_reissued_at":"2026-05-18T00:06:37.557650Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:37.557650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.05310","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":"2026-05-18T00:06:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4IJba7JZ77/qlBlA5qx898fl/WcRwaSI3NZIe2dtpOZrDs6w5x1r4dt3LTgQWOvEI38+9Gfu8Fchy7fGoeyNBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T16:37:12.641610Z"},"content_sha256":"867c13ba697f96ff407ad8b77aa585522c00dc2747bb08a86925a76a23065430","schema_version":"1.0","event_id":"sha256:867c13ba697f96ff407ad8b77aa585522c00dc2747bb08a86925a76a23065430"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:GBN4BFFEGNVW7Y62FL2CY7OSL7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Data-constrained Model for Coronal Mass Ejections Using Graduated Cylindrical Shell Method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"physics.space-ph","authors_text":"Mehmet Sarp Yalim, Nikolai V Pogorelov, Talwinder Singh","submitted_at":"2018-07-14T00:07:40Z","abstract_excerpt":"Coronal Mass Ejections (CMEs) are major drivers of extreme space weather conditions, this being a matter of serious concern for our modern technologically-dependent society. Development of numerical approaches that would simulate CME generation and propagation through the interplanetary space is an important step towards our capability to predict CME arrival times at Earth and their geo-effectiveness. In this paper, we utilize a data-constrained Gibson--Low (GL) flux rope model to generate CMEs. We derive the geometry of the initial GL flux rope using the Graduated Cylindrical Shell (GCS) meth"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05310","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":"2026-05-18T00:06:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NBR00VjWraFLNLvUuoT7SMV3AwbUag6QU3EoYV0u50F3jyqBVpFL8+yEtqIB++202nMwiZfI87zlIav4NJT5DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T16:37:12.641960Z"},"content_sha256":"65b333ec8140aa8c9c31f8d04f36c44f1a5008aa30fd345dbdb0c467fae82b5b","schema_version":"1.0","event_id":"sha256:65b333ec8140aa8c9c31f8d04f36c44f1a5008aa30fd345dbdb0c467fae82b5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/bundle.json","state_url":"https://pith.science/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/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":"2026-06-26T16:37:12Z","links":{"resolver":"https://pith.science/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7","bundle":"https://pith.science/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/bundle.json","state":"https://pith.science/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GBN4BFFEGNVW7Y62FL2CY7OSL7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:GBN4BFFEGNVW7Y62FL2CY7OSL7","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":"b94473debcfbf3ad63af7fc53783155970fcfc590bd130f1fe0057973fd05018","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2018-07-14T00:07:40Z","title_canon_sha256":"4551212525c2bd0055a867743736408d09812dd731b83ff10fba000d048a510e"},"schema_version":"1.0","source":{"id":"1807.05310","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05310","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05310v1","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05310","created_at":"2026-05-18T00:06:37Z"},{"alias_kind":"pith_short_12","alias_value":"GBN4BFFEGNVW","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GBN4BFFEGNVW7Y62","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GBN4BFFE","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:65b333ec8140aa8c9c31f8d04f36c44f1a5008aa30fd345dbdb0c467fae82b5b","target":"graph","created_at":"2026-05-18T00:06:37Z","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":"Coronal Mass Ejections (CMEs) are major drivers of extreme space weather conditions, this being a matter of serious concern for our modern technologically-dependent society. Development of numerical approaches that would simulate CME generation and propagation through the interplanetary space is an important step towards our capability to predict CME arrival times at Earth and their geo-effectiveness. In this paper, we utilize a data-constrained Gibson--Low (GL) flux rope model to generate CMEs. We derive the geometry of the initial GL flux rope using the Graduated Cylindrical Shell (GCS) meth","authors_text":"Mehmet Sarp Yalim, Nikolai V Pogorelov, Talwinder Singh","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2018-07-14T00:07:40Z","title":"Data-constrained Model for Coronal Mass Ejections Using Graduated Cylindrical Shell Method"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05310","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":"sha256:867c13ba697f96ff407ad8b77aa585522c00dc2747bb08a86925a76a23065430","target":"record","created_at":"2026-05-18T00:06:37Z","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":"b94473debcfbf3ad63af7fc53783155970fcfc590bd130f1fe0057973fd05018","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2018-07-14T00:07:40Z","title_canon_sha256":"4551212525c2bd0055a867743736408d09812dd731b83ff10fba000d048a510e"},"schema_version":"1.0","source":{"id":"1807.05310","kind":"arxiv","version":1}},"canonical_sha256":"305bc094a4336b6fe3da2af42c7dd25fca88568c9b85f6bfd5ec1ad38872f239","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"305bc094a4336b6fe3da2af42c7dd25fca88568c9b85f6bfd5ec1ad38872f239","first_computed_at":"2026-05-18T00:06:37.557650Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:37.557650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"58CYK9xmFOrXMMmnuv5Xzme3cKq//VEtW8w1SbeLzeLsq0l3k6fNkKD68c5vBktuu8YjVbyXxaQ/p1wuPEFHAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:37.558293Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.05310","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:867c13ba697f96ff407ad8b77aa585522c00dc2747bb08a86925a76a23065430","sha256:65b333ec8140aa8c9c31f8d04f36c44f1a5008aa30fd345dbdb0c467fae82b5b"],"state_sha256":"a7823f6a00c14c18b6538441ef51cffb3951855dfed9b3f36796168acc75444f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OwedQb/61tuWmeZI/mMQc/NxruSl1yORZJsYQ4MajNWiGcRKjU/9T+HU1N02BrFBECUCr6aQAoCkrPwvDBPEBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T16:37:12.643986Z","bundle_sha256":"61c1eaa9cc1dadd1e2e659eaa14d45a33e67823bdb390b973d7045a1117e01dd"}}