{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:NTES2JWJRV677IPZUFMU6OHXPZ","short_pith_number":"pith:NTES2JWJ","schema_version":"1.0","canonical_sha256":"6cc92d26c98d7dffa1f9a1594f38f77e6b65b5090f90844f9d27be4a66aacf1b","source":{"kind":"arxiv","id":"astro-ph/0002009","version":1},"attestation_state":"computed","paper":{"title":"The giant radio galaxy 8C0821+695 and its environment","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"G. Giovannini, K.-H. Mack, L. Feretti, L. Lara, M. Lacy, M. Murgia, U. Klein, W.D. Cotton","submitted_at":"2000-02-01T08:22:56Z","abstract_excerpt":"We present new VLA and Effelsberg observations of the radio galaxy 8C0821+695. We have obtained detailed images in total intensity and polarization of this 2 Mpc sized giant. The magnetic field has a configuration predominantly parallel to the source main axis. We observe Faraday rotation at low frequencies, most probably produced by an ionized medium external to the radio source. The spectral index distribution is that typical of FR II radio galaxies, with spectral indices gradually steepening from the source extremes towards the core. Modeling the spectrum in the lobes using standard synchro"},"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/0002009","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-02-01T08:22:56Z","cross_cats_sorted":[],"title_canon_sha256":"a219a59435988aefab86db4dd9d85dc1b2f1cef9dec211622c7eab7c3e85b2cf","abstract_canon_sha256":"15440c33f0beb053fcf2e9df5f843f5c453f1c6d5cc6c1ced1d308fb4ebca607"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:10:08.857363Z","signature_b64":"HQL3u4bwTsRAH18sbR0zavpx/5aAgLKmRfejB5zLS2TUk+hMAqx7Ea7yTezmDdZWuD0WwEtdH9pwt+ZLcscVDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6cc92d26c98d7dffa1f9a1594f38f77e6b65b5090f90844f9d27be4a66aacf1b","last_reissued_at":"2026-07-04T14:10:08.856948Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:10:08.856948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The giant radio galaxy 8C0821+695 and its environment","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"G. Giovannini, K.-H. Mack, L. Feretti, L. Lara, M. Lacy, M. Murgia, U. Klein, W.D. Cotton","submitted_at":"2000-02-01T08:22:56Z","abstract_excerpt":"We present new VLA and Effelsberg observations of the radio galaxy 8C0821+695. We have obtained detailed images in total intensity and polarization of this 2 Mpc sized giant. The magnetic field has a configuration predominantly parallel to the source main axis. We observe Faraday rotation at low frequencies, most probably produced by an ionized medium external to the radio source. The spectral index distribution is that typical of FR II radio galaxies, with spectral indices gradually steepening from the source extremes towards the core. Modeling the spectrum in the lobes using standard synchro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0002009","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/0002009/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/0002009","created_at":"2026-07-04T14:10:08.857008+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0002009v1","created_at":"2026-07-04T14:10:08.857008+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0002009","created_at":"2026-07-04T14:10:08.857008+00:00"},{"alias_kind":"pith_short_12","alias_value":"NTES2JWJRV67","created_at":"2026-07-04T14:10:08.857008+00:00"},{"alias_kind":"pith_short_16","alias_value":"NTES2JWJRV677IPZ","created_at":"2026-07-04T14:10:08.857008+00:00"},{"alias_kind":"pith_short_8","alias_value":"NTES2JWJ","created_at":"2026-07-04T14:10:08.857008+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/NTES2JWJRV677IPZUFMU6OHXPZ","json":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ.json","graph_json":"https://pith.science/api/pith-number/NTES2JWJRV677IPZUFMU6OHXPZ/graph.json","events_json":"https://pith.science/api/pith-number/NTES2JWJRV677IPZUFMU6OHXPZ/events.json","paper":"https://pith.science/paper/NTES2JWJ"},"agent_actions":{"view_html":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ","download_json":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ.json","view_paper":"https://pith.science/paper/NTES2JWJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0002009&json=true","fetch_graph":"https://pith.science/api/pith-number/NTES2JWJRV677IPZUFMU6OHXPZ/graph.json","fetch_events":"https://pith.science/api/pith-number/NTES2JWJRV677IPZUFMU6OHXPZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ/action/storage_attestation","attest_author":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ/action/author_attestation","sign_citation":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ/action/citation_signature","submit_replication":"https://pith.science/pith/NTES2JWJRV677IPZUFMU6OHXPZ/action/replication_record"}},"created_at":"2026-07-04T14:10:08.857008+00:00","updated_at":"2026-07-04T14:10:08.857008+00:00"}