{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:F4JGQFJ2DHZOFIH324XVSGQEML","short_pith_number":"pith:F4JGQFJ2","schema_version":"1.0","canonical_sha256":"2f1268153a19f2e2a0fbd72f591a0462ef62083719251806ace0e3f054ee7a5a","source":{"kind":"arxiv","id":"astro-ph/0309573","version":1},"attestation_state":"computed","paper":{"title":"The \"sigma\" problem of the Crab pulsar wind","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"J.G. Kirk, O. Skjaeraasen","submitted_at":"2003-09-22T10:05:03Z","abstract_excerpt":"The conversion of the Crab pulsar wind from one dominated by Poynting flux close to the star to one dominated by particle-born energy at the termination shock is considered. The idea put forward by Coroniti (1990) and criticised by Lyubarsky & Kirk (2001) that reconnection in a striped wind is responsible, is generalised to include faster prescriptions for the a priori unknown dissipation rate. Strong acceleration of the wind is confirmed, and the higher dissipation rates imply complete conversion of Poynting flux into particle-born flux within the unshocked wind."},"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":"astro-ph/0309573","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-22T10:05:03Z","cross_cats_sorted":[],"title_canon_sha256":"164e311c2f4954f82cec2355da6757901dab7e41b2a6ea48c533d2bd31cdddf3","abstract_canon_sha256":"29d461d2e9ab526d5b441798f225c56a6c4ceee249f40952873aa8cde5b256c3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:12:55.022485Z","signature_b64":"/YPRmmBseGWe/EF8AVQ0iDIL39zbCois23zUPzrXv2h6x4g1eM93gOogIEJ0PHKz0moqwGz8sliAFPu4FPdyBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f1268153a19f2e2a0fbd72f591a0462ef62083719251806ace0e3f054ee7a5a","last_reissued_at":"2026-07-04T14:12:55.022055Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:12:55.022055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The \"sigma\" problem of the Crab pulsar wind","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"J.G. Kirk, O. Skjaeraasen","submitted_at":"2003-09-22T10:05:03Z","abstract_excerpt":"The conversion of the Crab pulsar wind from one dominated by Poynting flux close to the star to one dominated by particle-born energy at the termination shock is considered. The idea put forward by Coroniti (1990) and criticised by Lyubarsky & Kirk (2001) that reconnection in a striped wind is responsible, is generalised to include faster prescriptions for the a priori unknown dissipation rate. Strong acceleration of the wind is confirmed, and the higher dissipation rates imply complete conversion of Poynting flux into particle-born flux within the unshocked wind."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0309573","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/astro-ph/0309573/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":"astro-ph/0309573","created_at":"2026-07-04T14:12:55.022116+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0309573v1","created_at":"2026-07-04T14:12:55.022116+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0309573","created_at":"2026-07-04T14:12:55.022116+00:00"},{"alias_kind":"pith_short_12","alias_value":"F4JGQFJ2DHZO","created_at":"2026-07-04T14:12:55.022116+00:00"},{"alias_kind":"pith_short_16","alias_value":"F4JGQFJ2DHZOFIH3","created_at":"2026-07-04T14:12:55.022116+00:00"},{"alias_kind":"pith_short_8","alias_value":"F4JGQFJ2","created_at":"2026-07-04T14:12:55.022116+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.03083","citing_title":"Combined VERITAS and NuSTAR observations of the gamma-ray binary HESS J0632+057","ref_index":37,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML","json":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML.json","graph_json":"https://pith.science/api/pith-number/F4JGQFJ2DHZOFIH324XVSGQEML/graph.json","events_json":"https://pith.science/api/pith-number/F4JGQFJ2DHZOFIH324XVSGQEML/events.json","paper":"https://pith.science/paper/F4JGQFJ2"},"agent_actions":{"view_html":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML","download_json":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML.json","view_paper":"https://pith.science/paper/F4JGQFJ2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0309573&json=true","fetch_graph":"https://pith.science/api/pith-number/F4JGQFJ2DHZOFIH324XVSGQEML/graph.json","fetch_events":"https://pith.science/api/pith-number/F4JGQFJ2DHZOFIH324XVSGQEML/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML/action/storage_attestation","attest_author":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML/action/author_attestation","sign_citation":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML/action/citation_signature","submit_replication":"https://pith.science/pith/F4JGQFJ2DHZOFIH324XVSGQEML/action/replication_record"}},"created_at":"2026-07-04T14:12:55.022116+00:00","updated_at":"2026-07-04T14:12:55.022116+00:00"}