{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:AP4V3MYSS7FQBWA6FC42AD5CMU","short_pith_number":"pith:AP4V3MYS","schema_version":"1.0","canonical_sha256":"03f95db31297cb00d81e28b9a00fa2650fbb36fb72711cf1133aaefd56296ee4","source":{"kind":"arxiv","id":"2506.08878","version":1},"attestation_state":"computed","paper":{"title":"Radio-loud AGN morphology and host-galaxy properties in the LOFAR Two-Metre Sky Survey Data Release 2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"B. Barkus, B. Mingo, H. Dickinson, H. J. A. R\\\"ottgering, J. H. Croston, J. M. G. H. J. de Jong, L. Clews, M. J. Hardcastle","submitted_at":"2025-06-10T15:07:58Z","abstract_excerpt":"Radio-loud active galaxies (RLAGN) can exhibit various morphologies. The Fanaroff-Riley (FR) classifications, which are defined by the locations of peaks in surface brightness, have been applied to many catalogues of RLAGN. The FR classifications were initially found to correlate with radio luminosity. However, recent surveys have demonstrated that radio luminosity alone does not reliably predict radio morphology. We have devised a new-semi automated method involving ridgeline characterisations to compile the largest known classified catalogue of RLAGN to date with data from the second data re"},"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":"2506.08878","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-06-10T15:07:58Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"a96892c66b21c9716f5547f7b923357f9ac92c6d7998ca947e1f59775990f21a","abstract_canon_sha256":"0ae8ea004d98240ddd353dc55393ac18a365275a4f71534793cf58adbb3fc1d7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:19:14.547360Z","signature_b64":"oJJ5LmZ+M7ZefPF9xStkbyB5/lLv8PDIjuDcBpGtOUoTD8vUzlqeyrGJDkOi4fOgSUi+hGmnskfxxjL1DEXHBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03f95db31297cb00d81e28b9a00fa2650fbb36fb72711cf1133aaefd56296ee4","last_reissued_at":"2026-07-05T11:19:14.546861Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:19:14.546861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Radio-loud AGN morphology and host-galaxy properties in the LOFAR Two-Metre Sky Survey Data Release 2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"B. Barkus, B. Mingo, H. Dickinson, H. J. A. R\\\"ottgering, J. H. Croston, J. M. G. H. J. de Jong, L. Clews, M. J. Hardcastle","submitted_at":"2025-06-10T15:07:58Z","abstract_excerpt":"Radio-loud active galaxies (RLAGN) can exhibit various morphologies. The Fanaroff-Riley (FR) classifications, which are defined by the locations of peaks in surface brightness, have been applied to many catalogues of RLAGN. The FR classifications were initially found to correlate with radio luminosity. However, recent surveys have demonstrated that radio luminosity alone does not reliably predict radio morphology. We have devised a new-semi automated method involving ridgeline characterisations to compile the largest known classified catalogue of RLAGN to date with data from the second data re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.08878","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/2506.08878/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":"2506.08878","created_at":"2026-07-05T11:19:14.546922+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.08878v1","created_at":"2026-07-05T11:19:14.546922+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.08878","created_at":"2026-07-05T11:19:14.546922+00:00"},{"alias_kind":"pith_short_12","alias_value":"AP4V3MYSS7FQ","created_at":"2026-07-05T11:19:14.546922+00:00"},{"alias_kind":"pith_short_16","alias_value":"AP4V3MYSS7FQBWA6","created_at":"2026-07-05T11:19:14.546922+00:00"},{"alias_kind":"pith_short_8","alias_value":"AP4V3MYS","created_at":"2026-07-05T11:19:14.546922+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.12043","citing_title":"Mapping the emission and spectral properties of the FRI radio galaxy 3C 449 with LOFAR and the VLA","ref_index":1,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU","json":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU.json","graph_json":"https://pith.science/api/pith-number/AP4V3MYSS7FQBWA6FC42AD5CMU/graph.json","events_json":"https://pith.science/api/pith-number/AP4V3MYSS7FQBWA6FC42AD5CMU/events.json","paper":"https://pith.science/paper/AP4V3MYS"},"agent_actions":{"view_html":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU","download_json":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU.json","view_paper":"https://pith.science/paper/AP4V3MYS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.08878&json=true","fetch_graph":"https://pith.science/api/pith-number/AP4V3MYSS7FQBWA6FC42AD5CMU/graph.json","fetch_events":"https://pith.science/api/pith-number/AP4V3MYSS7FQBWA6FC42AD5CMU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU/action/storage_attestation","attest_author":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU/action/author_attestation","sign_citation":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU/action/citation_signature","submit_replication":"https://pith.science/pith/AP4V3MYSS7FQBWA6FC42AD5CMU/action/replication_record"}},"created_at":"2026-07-05T11:19:14.546922+00:00","updated_at":"2026-07-05T11:19:14.546922+00:00"}