{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VNB73C7NYLON33GKIBFELIX6NJ","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":"abc3a88903db1d2646b3fe4000732cfc45b231d3f393dddef696383761cdd580","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-26T17:19:18Z","title_canon_sha256":"da397a9bee44250eadeed174dff61491e2074d6c773cdc41d45e9825925574d7"},"schema_version":"1.0","source":{"id":"1904.11939","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.11939","created_at":"2026-05-17T23:46:11Z"},{"alias_kind":"arxiv_version","alias_value":"1904.11939v1","created_at":"2026-05-17T23:46:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.11939","created_at":"2026-05-17T23:46:11Z"},{"alias_kind":"pith_short_12","alias_value":"VNB73C7NYLON","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"VNB73C7NYLON33GK","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"VNB73C7N","created_at":"2026-05-18T12:33:30Z"}],"graph_snapshots":[{"event_id":"sha256:76cece66a4100cc88f61457d83fc2d7bea8a5e77fbfb2a23a143b6a3b6e6c9b7","target":"graph","created_at":"2026-05-17T23:46:11Z","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 employ synthetic observations obtained with MHD simulations to study how to trace the distribution of turbulent magnetic fields using the synchrotron polarization gradient techniques suggested by Lazarian \\& Yuen (2018). Both synchrotron polarization gradients and its derivative gradients with regard to the squared wavelength $\\lambda^2$ are used to explore the probing ability of the technique in magnetic fields from sub- to super-Alfv{\\'e}nic turbulence. We focus on studies that involve multi-frequency measurements in the presence of strong Faraday rotation and show the ways of how to reco","authors_text":"Alex Lazarian (UW-Madison), Bo Yang, Jian-Fu Zhang (Xiangtan Univ.), Ka Ho Yuen, Ka Wai Ho, Yue Hu","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-26T17:19:18Z","title":"Tracing Magnetic Field with Synchrotron Polarization Gradients: Parameter Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.11939","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:f5b5320f3061e72aa3d9cdbceab385cc024f4679ecf5d520329584a4e04da296","target":"record","created_at":"2026-05-17T23:46:11Z","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":"abc3a88903db1d2646b3fe4000732cfc45b231d3f393dddef696383761cdd580","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-26T17:19:18Z","title_canon_sha256":"da397a9bee44250eadeed174dff61491e2074d6c773cdc41d45e9825925574d7"},"schema_version":"1.0","source":{"id":"1904.11939","kind":"arxiv","version":1}},"canonical_sha256":"ab43fd8bedc2dcddecca404a45a2fe6a74bd6482a8f2698f186308ab0cc5fc99","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ab43fd8bedc2dcddecca404a45a2fe6a74bd6482a8f2698f186308ab0cc5fc99","first_computed_at":"2026-05-17T23:46:11.691520Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:11.691520Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mokhCoqGa1xzNuHYVyiT2tfcG2fD1y7jP7LOeAaTRH3KO2FGXnUzLhrroBAcxCjz9fcbUeHf34zC+UvQxxhMCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:11.692111Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.11939","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5b5320f3061e72aa3d9cdbceab385cc024f4679ecf5d520329584a4e04da296","sha256:76cece66a4100cc88f61457d83fc2d7bea8a5e77fbfb2a23a143b6a3b6e6c9b7"],"state_sha256":"2f754005ab1c498862e2b52c6d24839330518e8978f5f6eedd89f58d2b7571e5"}