{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:AZ4AR3P7UQ5DJSLYJBX4SEYX76","short_pith_number":"pith:AZ4AR3P7","canonical_record":{"source":{"id":"2107.09030","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-19T17:21:53Z","cross_cats_sorted":[],"title_canon_sha256":"522d8f9fd19235093388885c18e3f4ad4a72c47313d64237247863ecb8f68b29","abstract_canon_sha256":"14c5d0e991df936319bab5c78bb32e820066535565560efb332fc563eb9768b8"},"schema_version":"1.0"},"canonical_sha256":"067808edffa43a34c978486fc91317ffa9f6c893f7c69eb8d7d5c80b134b8d71","source":{"kind":"arxiv","id":"2107.09030","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.09030","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"arxiv_version","alias_value":"2107.09030v1","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.09030","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_12","alias_value":"AZ4AR3P7UQ5D","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_16","alias_value":"AZ4AR3P7UQ5DJSLY","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_8","alias_value":"AZ4AR3P7","created_at":"2026-07-05T03:14:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:AZ4AR3P7UQ5DJSLYJBX4SEYX76","target":"record","payload":{"canonical_record":{"source":{"id":"2107.09030","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-19T17:21:53Z","cross_cats_sorted":[],"title_canon_sha256":"522d8f9fd19235093388885c18e3f4ad4a72c47313d64237247863ecb8f68b29","abstract_canon_sha256":"14c5d0e991df936319bab5c78bb32e820066535565560efb332fc563eb9768b8"},"schema_version":"1.0"},"canonical_sha256":"067808edffa43a34c978486fc91317ffa9f6c893f7c69eb8d7d5c80b134b8d71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:14:23.692273Z","signature_b64":"UIdzxM9ST/CB3JJya6lyRLiYFYijCIyMbU6yc2UrSbX8TpKQ02pVwLW6gjKWosYlQ14SkITUUpP8+ahD3y6sCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"067808edffa43a34c978486fc91317ffa9f6c893f7c69eb8d7d5c80b134b8d71","last_reissued_at":"2026-07-05T03:14:23.691771Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:14:23.691771Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.09030","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:14:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aQzFl5RVeMS6TYWz4x5gyMwrMJ9M4dA0hOj+ADA/MnO4sK0CRhGlImkuqelhlXtLfC9IiOE7WwcTxv1BjjGSAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:55:07.602547Z"},"content_sha256":"2045a7ef01ee74562c37a14588e2bf3239f0388ca2bb64a00c403985ab472618","schema_version":"1.0","event_id":"sha256:2045a7ef01ee74562c37a14588e2bf3239f0388ca2bb64a00c403985ab472618"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:AZ4AR3P7UQ5DJSLYJBX4SEYX76","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The GLEAM 200 MHz Local Radio Luminosity Function for AGN and Star-forming Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. D. Kapinska, A. R. Offringa, B. For, B. McKinley, B. M. Gaensler, B. Quici, C. A. Jackson, C. Wu, E. Lenc, E. M. Sadler, J. Morgan, J. R. Callingham, K. S. Dwarakanath, L. Hindson, L. Staveley-Smith, M. E. Bell, M. Johnston-Hollitt, N. Hurley-Walker, N. Seymour, P. J. Hancock, P. Procopio, Q. Zheng, R. B. Wayth, R. Chhetri, S. V. White, T. Mauch, T. M. O. Franzen","submitted_at":"2021-07-19T17:21:53Z","abstract_excerpt":"The GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) is a radio continuum survey at 76-227 MHz of the entire southern sky (Declination $<+30\\deg$) with an angular resolution of $\\approx 2$ arcmin. In this paper, we combine GLEAM data with optical spectroscopy from the 6dF Galaxy Survey to construct a sample of 1,590 local (median $z \\approx 0.064$) radio sources with $S_{200\\,\\mathrm{MHz}} > 55$ mJy across an area of $\\approx 16,700~\\mathrm{deg}^{2}$. From the optical spectra, we identify the dominant physical process responsible for the radio emission from each galaxy: 73 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.09030","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/2107.09030/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:14:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ux9gphvfi5wiH/6RsytnkzhbM1/Eroyi3t6y2lKC+IwGdAFIPo+6usS7JE+h8NujX4EsHKlJAX+zcRc+C8CxCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:55:07.603051Z"},"content_sha256":"72c0af37226c76dd895af42b64486e0a7597b7e6c102c2422204d4923efbdb90","schema_version":"1.0","event_id":"sha256:72c0af37226c76dd895af42b64486e0a7597b7e6c102c2422204d4923efbdb90"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/bundle.json","state_url":"https://pith.science/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-06T22:55:07Z","links":{"resolver":"https://pith.science/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76","bundle":"https://pith.science/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/bundle.json","state":"https://pith.science/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AZ4AR3P7UQ5DJSLYJBX4SEYX76/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:AZ4AR3P7UQ5DJSLYJBX4SEYX76","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":"14c5d0e991df936319bab5c78bb32e820066535565560efb332fc563eb9768b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-19T17:21:53Z","title_canon_sha256":"522d8f9fd19235093388885c18e3f4ad4a72c47313d64237247863ecb8f68b29"},"schema_version":"1.0","source":{"id":"2107.09030","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.09030","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"arxiv_version","alias_value":"2107.09030v1","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.09030","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_12","alias_value":"AZ4AR3P7UQ5D","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_16","alias_value":"AZ4AR3P7UQ5DJSLY","created_at":"2026-07-05T03:14:23Z"},{"alias_kind":"pith_short_8","alias_value":"AZ4AR3P7","created_at":"2026-07-05T03:14:23Z"}],"graph_snapshots":[{"event_id":"sha256:72c0af37226c76dd895af42b64486e0a7597b7e6c102c2422204d4923efbdb90","target":"graph","created_at":"2026-07-05T03:14:23Z","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/2107.09030/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) is a radio continuum survey at 76-227 MHz of the entire southern sky (Declination $<+30\\deg$) with an angular resolution of $\\approx 2$ arcmin. In this paper, we combine GLEAM data with optical spectroscopy from the 6dF Galaxy Survey to construct a sample of 1,590 local (median $z \\approx 0.064$) radio sources with $S_{200\\,\\mathrm{MHz}} > 55$ mJy across an area of $\\approx 16,700~\\mathrm{deg}^{2}$. From the optical spectra, we identify the dominant physical process responsible for the radio emission from each galaxy: 73 ","authors_text":"A. D. Kapinska, A. R. Offringa, B. For, B. McKinley, B. M. Gaensler, B. Quici, C. A. Jackson, C. Wu, E. Lenc, E. M. Sadler, J. Morgan, J. R. Callingham, K. S. Dwarakanath, L. Hindson, L. Staveley-Smith, M. E. Bell, M. Johnston-Hollitt, N. Hurley-Walker, N. Seymour, P. J. Hancock, P. Procopio, Q. Zheng, R. B. Wayth, R. Chhetri, S. V. White, T. Mauch, T. M. O. Franzen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-19T17:21:53Z","title":"The GLEAM 200 MHz Local Radio Luminosity Function for AGN and Star-forming Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.09030","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":"sha256:2045a7ef01ee74562c37a14588e2bf3239f0388ca2bb64a00c403985ab472618","target":"record","created_at":"2026-07-05T03:14:23Z","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":"14c5d0e991df936319bab5c78bb32e820066535565560efb332fc563eb9768b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-19T17:21:53Z","title_canon_sha256":"522d8f9fd19235093388885c18e3f4ad4a72c47313d64237247863ecb8f68b29"},"schema_version":"1.0","source":{"id":"2107.09030","kind":"arxiv","version":1}},"canonical_sha256":"067808edffa43a34c978486fc91317ffa9f6c893f7c69eb8d7d5c80b134b8d71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"067808edffa43a34c978486fc91317ffa9f6c893f7c69eb8d7d5c80b134b8d71","first_computed_at":"2026-07-05T03:14:23.691771Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:23.691771Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UIdzxM9ST/CB3JJya6lyRLiYFYijCIyMbU6yc2UrSbX8TpKQ02pVwLW6gjKWosYlQ14SkITUUpP8+ahD3y6sCg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:23.692273Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.09030","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2045a7ef01ee74562c37a14588e2bf3239f0388ca2bb64a00c403985ab472618","sha256:72c0af37226c76dd895af42b64486e0a7597b7e6c102c2422204d4923efbdb90"],"state_sha256":"fb57648c93f2a1f8209eaf520286f4dd2446dff75acd072b1296d97a1bf4b517"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wiMH4oCMcSBF/33J45SocpfdXQyZp/JgpHDDhvbOczV/xMyQwgRgv/rBobQapi6RIjf1eCfCGTYIfP6ARvfLDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T22:55:07.608226Z","bundle_sha256":"16e0360d62cc6aaabead4299322d5afe4c97130e6090dea1fab76e3f507d885d"}}