{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:UCHSWBDIBLTWZ3GCE6OCJWC6B6","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":"7cc01f92053b44c835b30335aa09287a98bebab4f0ef4bdf937380704c9e4fff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-07-10T18:53:39Z","title_canon_sha256":"4bb009185aee925017ffa1675d15ec9f409324819f39c841620ecf93ca2a9c49"},"schema_version":"1.0","source":{"id":"1407.2903","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.2903","created_at":"2026-05-18T01:42:38Z"},{"alias_kind":"arxiv_version","alias_value":"1407.2903v1","created_at":"2026-05-18T01:42:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.2903","created_at":"2026-05-18T01:42:38Z"},{"alias_kind":"pith_short_12","alias_value":"UCHSWBDIBLTW","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UCHSWBDIBLTWZ3GC","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UCHSWBDI","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:1e5ae2627d95e463c1d20d9de39ccba1a474bf2c57ee371e91ed4a4527166009","target":"graph","created_at":"2026-05-18T01:42:38Z","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 present an analysis of 2.05 $\\mu$m Hubble Space Telescope (HST) polarimetric data for a sample of 13 nearby Fanaroff-Riley type II (FRII) 3CR radio sources ($0.03<z<0.11$) that are classified as narrow line radio galaxies (NLRG) at optical wavelengths. We find that the compact cores of the NLRG in our sample are intrinsically highly polarised in the near-IR ($6 < P_{2.05\\mu m} < 60$ per cent), with the electric-vector (E-vector) perpendicular to the radio axis in 54 per cent of the sources. The levels of extinction required to produce near-infrared polarisation by the dichroic extinction me","authors_text":"C. N. Tadhunter, C. Packham, D. Axon, D. Batcheldor, E. A. Ram\\'irez, E. Lopez-Rodriguez, S. Young, W. Sparks","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-07-10T18:53:39Z","title":"Near-infrared Hubble Space Telescope polarimetry of a complete sample of narrow-line radio galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.2903","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:b48ccab64eb7957ee56e8baef9fb1803a1c1538dd052cc0df4c7a1c80e676e54","target":"record","created_at":"2026-05-18T01:42:38Z","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":"7cc01f92053b44c835b30335aa09287a98bebab4f0ef4bdf937380704c9e4fff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-07-10T18:53:39Z","title_canon_sha256":"4bb009185aee925017ffa1675d15ec9f409324819f39c841620ecf93ca2a9c49"},"schema_version":"1.0","source":{"id":"1407.2903","kind":"arxiv","version":1}},"canonical_sha256":"a08f2b04680ae76cecc2279c24d85e0f936c512ce9f2ab5af2f2160dd2df742f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a08f2b04680ae76cecc2279c24d85e0f936c512ce9f2ab5af2f2160dd2df742f","first_computed_at":"2026-05-18T01:42:38.019064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:38.019064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZKC6uqh1rvdze01VOiYtk3cgkxpl3lLKyLU3J70q58bG5BFQX3UlqxONjrEy1TpfySHKYBGAJjBIr4coLt+WCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:38.019602Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.2903","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b48ccab64eb7957ee56e8baef9fb1803a1c1538dd052cc0df4c7a1c80e676e54","sha256:1e5ae2627d95e463c1d20d9de39ccba1a474bf2c57ee371e91ed4a4527166009"],"state_sha256":"afd144fbbd48568b6d4e5433406a62c98573475e5cc145068f48db98e16c79d1"}