{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:RYXGDQBMBD62PAFYULPQRRKWQX","short_pith_number":"pith:RYXGDQBM","schema_version":"1.0","canonical_sha256":"8e2e61c02c08fda780b8a2df08c55685d9fcd99454f166f173c038ddd174a162","source":{"kind":"arxiv","id":"1006.5452","version":2},"attestation_state":"computed","paper":{"title":"On the Populations of Radio Galaxies with Extended Morphology at z<0.3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"(2) CfA, (3) Princeton, (4) Drexel), Gordon Richards (4), Michael Strauss (3), Ragnhild Lunnan (2) ((1) IPMU, Yen-Ting Lin (1), Yue Shen (2)","submitted_at":"2010-06-28T20:00:03Z","abstract_excerpt":"Extended extragalactic radio sources have traditionally been classified into FR I and II types, based on the ratio r of the separation S between the brightest regions on either sides of the host galaxy and the total size T of the radio source. Here we examine the distribution of various physical properties as a function of r of 1040 luminous radio galaxies (RGs) at z<0.3 from the SDSS, NVSS, and FIRST. About 2/3 of the RGs are lobe-dominated (LD), and 1/3 have prominent jets. If we follow the original definition of the FR types (a division based solely on r), FR I and FR II RGs overlap in thei"},"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":"1006.5452","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-28T20:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"f1dcf35f946a1aca869778c2ad506e546b59b4d607248ae328c2c95c0a078dc5","abstract_canon_sha256":"1919e60c5fcf116de027dd8aff8a7f439a367071384385a27904d879f2ce40c5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:34.755424Z","signature_b64":"+DxguqeLyLOVZvDcCC2rNNNeTUbFMbAVMPm73Nocwc/xw7ehRa005pRARDTab2qEvoqN45CedWYHOe2LGTi3AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8e2e61c02c08fda780b8a2df08c55685d9fcd99454f166f173c038ddd174a162","last_reissued_at":"2026-05-18T02:06:34.754560Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:34.754560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Populations of Radio Galaxies with Extended Morphology at z<0.3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"(2) CfA, (3) Princeton, (4) Drexel), Gordon Richards (4), Michael Strauss (3), Ragnhild Lunnan (2) ((1) IPMU, Yen-Ting Lin (1), Yue Shen (2)","submitted_at":"2010-06-28T20:00:03Z","abstract_excerpt":"Extended extragalactic radio sources have traditionally been classified into FR I and II types, based on the ratio r of the separation S between the brightest regions on either sides of the host galaxy and the total size T of the radio source. Here we examine the distribution of various physical properties as a function of r of 1040 luminous radio galaxies (RGs) at z<0.3 from the SDSS, NVSS, and FIRST. About 2/3 of the RGs are lobe-dominated (LD), and 1/3 have prominent jets. If we follow the original definition of the FR types (a division based solely on r), FR I and FR II RGs overlap in thei"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.5452","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1006.5452","created_at":"2026-05-18T02:06:34.754693+00:00"},{"alias_kind":"arxiv_version","alias_value":"1006.5452v2","created_at":"2026-05-18T02:06:34.754693+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.5452","created_at":"2026-05-18T02:06:34.754693+00:00"},{"alias_kind":"pith_short_12","alias_value":"RYXGDQBMBD62","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_16","alias_value":"RYXGDQBMBD62PAFY","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_8","alias_value":"RYXGDQBM","created_at":"2026-05-18T12:26:13.927090+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/RYXGDQBMBD62PAFYULPQRRKWQX","json":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX.json","graph_json":"https://pith.science/api/pith-number/RYXGDQBMBD62PAFYULPQRRKWQX/graph.json","events_json":"https://pith.science/api/pith-number/RYXGDQBMBD62PAFYULPQRRKWQX/events.json","paper":"https://pith.science/paper/RYXGDQBM"},"agent_actions":{"view_html":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX","download_json":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX.json","view_paper":"https://pith.science/paper/RYXGDQBM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1006.5452&json=true","fetch_graph":"https://pith.science/api/pith-number/RYXGDQBMBD62PAFYULPQRRKWQX/graph.json","fetch_events":"https://pith.science/api/pith-number/RYXGDQBMBD62PAFYULPQRRKWQX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX/action/storage_attestation","attest_author":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX/action/author_attestation","sign_citation":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX/action/citation_signature","submit_replication":"https://pith.science/pith/RYXGDQBMBD62PAFYULPQRRKWQX/action/replication_record"}},"created_at":"2026-05-18T02:06:34.754693+00:00","updated_at":"2026-05-18T02:06:34.754693+00:00"}