{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:3LUQ2GWQDDQYMTX4JMNKJNTMJW","short_pith_number":"pith:3LUQ2GWQ","canonical_record":{"source":{"id":"1512.08145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-26T20:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"bd61ea55d1202bf5423c07334538b964b5249ef202b484a8e085a6286d201b2f","abstract_canon_sha256":"0c0832e80c093aba24b1e7bdcf4c3a7b0dc3088db197f2dfe9063c45f8ec0e50"},"schema_version":"1.0"},"canonical_sha256":"dae90d1ad018e1864efc4b1aa4b66c4da9d0478a59a244f0aaf0d0bb6ad89e8f","source":{"kind":"arxiv","id":"1512.08145","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.08145","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"arxiv_version","alias_value":"1512.08145v2","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.08145","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"pith_short_12","alias_value":"3LUQ2GWQDDQY","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3LUQ2GWQDDQYMTX4","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3LUQ2GWQ","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:3LUQ2GWQDDQYMTX4JMNKJNTMJW","target":"record","payload":{"canonical_record":{"source":{"id":"1512.08145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-26T20:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"bd61ea55d1202bf5423c07334538b964b5249ef202b484a8e085a6286d201b2f","abstract_canon_sha256":"0c0832e80c093aba24b1e7bdcf4c3a7b0dc3088db197f2dfe9063c45f8ec0e50"},"schema_version":"1.0"},"canonical_sha256":"dae90d1ad018e1864efc4b1aa4b66c4da9d0478a59a244f0aaf0d0bb6ad89e8f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:32.528292Z","signature_b64":"VyEZV5ej/tyn2zUGw6H8sJDx8O+62gwzdAqe7azKjtZ3AHECBYT2pOlVEtntI5rrbhofG1qCKKA4M2JWi7SjCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dae90d1ad018e1864efc4b1aa4b66c4da9d0478a59a244f0aaf0d0bb6ad89e8f","last_reissued_at":"2026-05-18T01:20:32.527865Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:32.527865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.08145","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":"2026-05-18T01:20:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LqFiyhdHAcZh4/qjgvWjfud+Q5pIfTiqgtKl7tSKzOC8M8r6+xiRFvFkjhpwligLC7rryLp6iO3+NznltmmkBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:40:23.479586Z"},"content_sha256":"ffbe08e7a9be12d8ab8d7b7881c9f51fad42134a4da49cc683885470599c591f","schema_version":"1.0","event_id":"sha256:ffbe08e7a9be12d8ab8d7b7881c9f51fad42134a4da49cc683885470599c591f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:3LUQ2GWQDDQYMTX4JMNKJNTMJW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Empirical Relation Between The Large-Scale Magnetic Field And The Dynamical Mass In Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"B. G. Elmegreen, B. Koribalski, F. S. Tabatabaei, J. E. Beckman, J. H. Knapen, T. P. K. Martinsson","submitted_at":"2015-12-26T20:52:28Z","abstract_excerpt":"The origin and evolution of cosmic magnetic fields as well as the influence of the magnetic fields on the evolution of galaxies are unknown. Though not without challenges, the dynamo theory can explain the large-scale coherent magnetic fields which govern galaxies, but observational evidence for the theory is so far very scarce. Putting together the available data of non-interacting, non-cluster galaxies with known large-scale magnetic fields, we find a tight correlation between the integrated polarized flux density, S(PI), and the rotation speed, v(rot), of galaxies. This leads to an almost l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.08145","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":"2026-05-18T01:20:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ab0gFu8nGboOxze9JCUOE7vRT7ld2splaxmlK7zteRWuseAVOwb9Ft8Di7X+qDruaqhI/rO9u8371RgtG9G8DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:40:23.479928Z"},"content_sha256":"439b0369c0ba5a73f67b5fdf9cd4178b242ae0eb7886374274c281d3dd087000","schema_version":"1.0","event_id":"sha256:439b0369c0ba5a73f67b5fdf9cd4178b242ae0eb7886374274c281d3dd087000"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/bundle.json","state_url":"https://pith.science/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/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":"2026-06-07T10:40:23Z","links":{"resolver":"https://pith.science/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW","bundle":"https://pith.science/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/bundle.json","state":"https://pith.science/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3LUQ2GWQDDQYMTX4JMNKJNTMJW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3LUQ2GWQDDQYMTX4JMNKJNTMJW","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":"0c0832e80c093aba24b1e7bdcf4c3a7b0dc3088db197f2dfe9063c45f8ec0e50","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-26T20:52:28Z","title_canon_sha256":"bd61ea55d1202bf5423c07334538b964b5249ef202b484a8e085a6286d201b2f"},"schema_version":"1.0","source":{"id":"1512.08145","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.08145","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"arxiv_version","alias_value":"1512.08145v2","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.08145","created_at":"2026-05-18T01:20:32Z"},{"alias_kind":"pith_short_12","alias_value":"3LUQ2GWQDDQY","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3LUQ2GWQDDQYMTX4","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3LUQ2GWQ","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:439b0369c0ba5a73f67b5fdf9cd4178b242ae0eb7886374274c281d3dd087000","target":"graph","created_at":"2026-05-18T01:20:32Z","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 origin and evolution of cosmic magnetic fields as well as the influence of the magnetic fields on the evolution of galaxies are unknown. Though not without challenges, the dynamo theory can explain the large-scale coherent magnetic fields which govern galaxies, but observational evidence for the theory is so far very scarce. Putting together the available data of non-interacting, non-cluster galaxies with known large-scale magnetic fields, we find a tight correlation between the integrated polarized flux density, S(PI), and the rotation speed, v(rot), of galaxies. This leads to an almost l","authors_text":"B. G. Elmegreen, B. Koribalski, F. S. Tabatabaei, J. E. Beckman, J. H. Knapen, T. P. K. Martinsson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-26T20:52:28Z","title":"An Empirical Relation Between The Large-Scale Magnetic Field And The Dynamical Mass In Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.08145","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:ffbe08e7a9be12d8ab8d7b7881c9f51fad42134a4da49cc683885470599c591f","target":"record","created_at":"2026-05-18T01:20:32Z","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":"0c0832e80c093aba24b1e7bdcf4c3a7b0dc3088db197f2dfe9063c45f8ec0e50","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-26T20:52:28Z","title_canon_sha256":"bd61ea55d1202bf5423c07334538b964b5249ef202b484a8e085a6286d201b2f"},"schema_version":"1.0","source":{"id":"1512.08145","kind":"arxiv","version":2}},"canonical_sha256":"dae90d1ad018e1864efc4b1aa4b66c4da9d0478a59a244f0aaf0d0bb6ad89e8f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dae90d1ad018e1864efc4b1aa4b66c4da9d0478a59a244f0aaf0d0bb6ad89e8f","first_computed_at":"2026-05-18T01:20:32.527865Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:32.527865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VyEZV5ej/tyn2zUGw6H8sJDx8O+62gwzdAqe7azKjtZ3AHECBYT2pOlVEtntI5rrbhofG1qCKKA4M2JWi7SjCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:32.528292Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.08145","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ffbe08e7a9be12d8ab8d7b7881c9f51fad42134a4da49cc683885470599c591f","sha256:439b0369c0ba5a73f67b5fdf9cd4178b242ae0eb7886374274c281d3dd087000"],"state_sha256":"a1280f50a6bb1bc51ae33ea177ed8b590a9cdb94d54c8570f23df1ca9333fe0b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XliAZlP0WOAHkQB2pjscvx9S/XLCHWZDL+EJqAYq3e4lygu0RXIPw3Q3hfqgb0FO+sIFZLTJ3F/XBoeiFzgvBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:40:23.481857Z","bundle_sha256":"90b1b62188c6cea2f4e6c52478424eff891ba918e24c4290f1a2428917c301dc"}}