{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:T3DPOYVFXNTZFZCUCPIR7CE65B","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":"a8778233e31ce51232a6378f606535f8f358dcaa5bb7bd6dfae4539ebd798fbe","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-05-09T10:14:48Z","title_canon_sha256":"41795153c7f6abf6ef16342a6534c729a36696986db22645959e8b887642a39d"},"schema_version":"1.0","source":{"id":"0905.1395","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.1395","created_at":"2026-07-04T15:51:51Z"},{"alias_kind":"arxiv_version","alias_value":"0905.1395v1","created_at":"2026-07-04T15:51:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.1395","created_at":"2026-07-04T15:51:51Z"},{"alias_kind":"pith_short_12","alias_value":"T3DPOYVFXNTZ","created_at":"2026-07-04T15:51:51Z"},{"alias_kind":"pith_short_16","alias_value":"T3DPOYVFXNTZFZCU","created_at":"2026-07-04T15:51:51Z"},{"alias_kind":"pith_short_8","alias_value":"T3DPOYVF","created_at":"2026-07-04T15:51:51Z"}],"graph_snapshots":[{"event_id":"sha256:cde015f4d107cc688f26a291e055618d1b9f73e7e09965e4d5d5a1bfeadbbf1a","target":"graph","created_at":"2026-07-04T15:51:51Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0905.1395/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"By considering the advection and interaction of the vector momentum flux in highly supersonic spherically diverging winds, we derive a simple analytic description of the asymptotic opening angle of a wind-collision shock cone, in the approximation that the shocked gas is contained in a cone streaming out along a single characteristic opening angle. Both highly radiative and highly adiabatic limits are treated, and their comparison is the novel result. Analytic closed-form expressions are obtained for the inferred wind momentum ratios as a function of the observed shock opening angle, allowing ","authors_text":"K. G. Gayley","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-05-09T10:14:48Z","title":"Asymptotic Opening Angles for Colliding-Wind Bow Shocks: the Characteristic-Angle Approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.1395","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:ba9808ea37430ed4683ec4d57284539e7480062cfea018bdef4bf50f8e414b9f","target":"record","created_at":"2026-07-04T15:51:51Z","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":"a8778233e31ce51232a6378f606535f8f358dcaa5bb7bd6dfae4539ebd798fbe","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-05-09T10:14:48Z","title_canon_sha256":"41795153c7f6abf6ef16342a6534c729a36696986db22645959e8b887642a39d"},"schema_version":"1.0","source":{"id":"0905.1395","kind":"arxiv","version":1}},"canonical_sha256":"9ec6f762a5bb6792e45413d11f889ee87193d45b665f060dc8ac2aaa6607799b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ec6f762a5bb6792e45413d11f889ee87193d45b665f060dc8ac2aaa6607799b","first_computed_at":"2026-07-04T15:51:51.733094Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:51:51.733094Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3DEhQF7c2vpRsWnCg2Rm73OU1lmkJBiyT9YPI1HcWaBtM4NH4h6HrNhDp1JocL/ELMNXYUbVbTqpYxkTrMBaAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:51:51.733508Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.1395","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba9808ea37430ed4683ec4d57284539e7480062cfea018bdef4bf50f8e414b9f","sha256:cde015f4d107cc688f26a291e055618d1b9f73e7e09965e4d5d5a1bfeadbbf1a"],"state_sha256":"3a2d81edc993b9743e3dcbeb95b8975fd96aa66316e4ca52a1095c751e89841e"}