{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:Z6X65U66J52B527SE6BBGR4B47","short_pith_number":"pith:Z6X65U66","schema_version":"1.0","canonical_sha256":"cfafeed3de4f741eebf22782134781e7f025420136078c97a86c6988105d31ae","source":{"kind":"arxiv","id":"2111.04759","version":1},"attestation_state":"computed","paper":{"title":"Shock acceleration with oblique and turbulent magnetic fields","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.plasm-ph","physics.space-ph"],"primary_cat":"astro-ph.HE","authors_text":"Alex Lazarian, Siyao Xu","submitted_at":"2021-11-08T19:00:06Z","abstract_excerpt":"We investigate shock acceleration in a realistic astrophysical environment with density inhomogeneities. The turbulence induced by the interaction of the shock precursor with upstream density fluctuations amplifies both upstream and downstream magnetic fields via the turbulent dynamo. The dynamo-amplified turbulent magnetic fields (a) introduce variations of shock obliquities along the shock face, (b) enable energy gain through a combination of shock drift and diffusive processes, (c) give rise to various spectral indices of accelerated particles, (d) regulate the diffusion of particles both p"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2111.04759","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-08T19:00:06Z","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"title_canon_sha256":"8fb9abc82c1f1134fe2484f7fe046dec0b1b30825ec2dd5fff5b9e3b3e5b6b14","abstract_canon_sha256":"b5e91f4be2f5440589593d3992994211c3de288968d9ee6a95a0c959d587df67"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:53:10.793009Z","signature_b64":"s/YalbTxo7ynbq9FWpg7OSEbfVJ6H8/hplom0mTmGnl+6ELePS447aLcZa1VR52J1P1N66QHKooACHCMSqpDAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfafeed3de4f741eebf22782134781e7f025420136078c97a86c6988105d31ae","last_reissued_at":"2026-07-05T03:53:10.792495Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:53:10.792495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Shock acceleration with oblique and turbulent magnetic fields","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.plasm-ph","physics.space-ph"],"primary_cat":"astro-ph.HE","authors_text":"Alex Lazarian, Siyao Xu","submitted_at":"2021-11-08T19:00:06Z","abstract_excerpt":"We investigate shock acceleration in a realistic astrophysical environment with density inhomogeneities. The turbulence induced by the interaction of the shock precursor with upstream density fluctuations amplifies both upstream and downstream magnetic fields via the turbulent dynamo. The dynamo-amplified turbulent magnetic fields (a) introduce variations of shock obliquities along the shock face, (b) enable energy gain through a combination of shock drift and diffusive processes, (c) give rise to various spectral indices of accelerated particles, (d) regulate the diffusion of particles both p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.04759","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2111.04759/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2111.04759","created_at":"2026-07-05T03:53:10.792561+00:00"},{"alias_kind":"arxiv_version","alias_value":"2111.04759v1","created_at":"2026-07-05T03:53:10.792561+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.04759","created_at":"2026-07-05T03:53:10.792561+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z6X65U66J52B","created_at":"2026-07-05T03:53:10.792561+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z6X65U66J52B527S","created_at":"2026-07-05T03:53:10.792561+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z6X65U66","created_at":"2026-07-05T03:53:10.792561+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47","json":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47.json","graph_json":"https://pith.science/api/pith-number/Z6X65U66J52B527SE6BBGR4B47/graph.json","events_json":"https://pith.science/api/pith-number/Z6X65U66J52B527SE6BBGR4B47/events.json","paper":"https://pith.science/paper/Z6X65U66"},"agent_actions":{"view_html":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47","download_json":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47.json","view_paper":"https://pith.science/paper/Z6X65U66","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2111.04759&json=true","fetch_graph":"https://pith.science/api/pith-number/Z6X65U66J52B527SE6BBGR4B47/graph.json","fetch_events":"https://pith.science/api/pith-number/Z6X65U66J52B527SE6BBGR4B47/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47/action/storage_attestation","attest_author":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47/action/author_attestation","sign_citation":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47/action/citation_signature","submit_replication":"https://pith.science/pith/Z6X65U66J52B527SE6BBGR4B47/action/replication_record"}},"created_at":"2026-07-05T03:53:10.792561+00:00","updated_at":"2026-07-05T03:53:10.792561+00:00"}