{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:DHI764JCGEFKOMNWSFO4XOWVE3","short_pith_number":"pith:DHI764JC","canonical_record":{"source":{"id":"1810.01226","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-02T13:21:15Z","cross_cats_sorted":[],"title_canon_sha256":"42799eb69dc37832af3405983c59a5854d91222bd7075c2fd22bd0ad2c0b5820","abstract_canon_sha256":"3436252cf81393f267bb96ae7cf78281a5ebc4c40f0bd222235ebaf3ed6d47a7"},"schema_version":"1.0"},"canonical_sha256":"19d1ff7122310aa731b6915dcbbad526eff3d10633208a625155071b5ef95957","source":{"kind":"arxiv","id":"1810.01226","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01226","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01226v1","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01226","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"pith_short_12","alias_value":"DHI764JCGEFK","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DHI764JCGEFKOMNW","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DHI764JC","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:DHI764JCGEFKOMNWSFO4XOWVE3","target":"record","payload":{"canonical_record":{"source":{"id":"1810.01226","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-02T13:21:15Z","cross_cats_sorted":[],"title_canon_sha256":"42799eb69dc37832af3405983c59a5854d91222bd7075c2fd22bd0ad2c0b5820","abstract_canon_sha256":"3436252cf81393f267bb96ae7cf78281a5ebc4c40f0bd222235ebaf3ed6d47a7"},"schema_version":"1.0"},"canonical_sha256":"19d1ff7122310aa731b6915dcbbad526eff3d10633208a625155071b5ef95957","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:18.474988Z","signature_b64":"LHrMM72vpf0a1p93Q3QP5l6IzON4qYO1A1eoswBHgdf3XBnenbKvGjKTOxCwxoY42nNipn7w7ISR5mg8H0HSAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19d1ff7122310aa731b6915dcbbad526eff3d10633208a625155071b5ef95957","last_reissued_at":"2026-05-18T00:04:18.474354Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:18.474354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.01226","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":"2026-05-18T00:04:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ySAqKZmDNWwG+VybvMNh0V2KAt8mm9PnxB9NBG4tAhD9Jk/U0groL5UEJsswXEQ0mWDBapnYTSNLDgInLPpUAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T04:47:40.810503Z"},"content_sha256":"2707057d149f02473d7b19cba9caa34ae739ab173705abb5088fbe28f85ef583","schema_version":"1.0","event_id":"sha256:2707057d149f02473d7b19cba9caa34ae739ab173705abb5088fbe28f85ef583"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:DHI764JCGEFKOMNWSFO4XOWVE3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The MWA GLEAM 4-Jy (G4Jy) Sample","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anna D. Kapinska, Carole Jackson, Chen Wu, Chris Riseley, Jesse Swan, John S. Morgan, Joseph Callingham, Natasha Hurley-Walker, Nick Seymour, O. Ivy Wong, Paul Hancock, Rajan Chhetri, Randall Wayth, Richard Hunstead, Sarah V. White, Stuart Weston, Thomas M.O. Franzen, Tom Mauch","submitted_at":"2018-10-02T13:21:15Z","abstract_excerpt":"Powerful radio-galaxies feature heavily in our understanding of galaxy evolution. However, when it comes to studying their properties as a function of redshift and/or environment, the most-detailed studies tend to be limited by small-number statistics. During Focus Meeting 3, on \"Radio Galaxies: Resolving the AGN phenomenon\", SVW presented a new sample of nearly 2,000 of the brightest radio-sources in the southern sky (Dec. $<$ 30 deg). These were observed at low radio-frequencies as part of the GaLactic and Extragalactic All-sky MWA (GLEAM) Survey, which is a continuum survey conducted using "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01226","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":""},"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":"2026-05-18T00:04:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GYoxNQJj+obbPYxudDvCydA2Xsjtg4fO9j+1EQlneMC2vikzzw2p3pY/vOiiCe3QZhd/1wxprxlrFK/0bXDkBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T04:47:40.811430Z"},"content_sha256":"ed68babbd254114d174dd97416cb2133ad0f274ae30bb04f942f903f7365a07c","schema_version":"1.0","event_id":"sha256:ed68babbd254114d174dd97416cb2133ad0f274ae30bb04f942f903f7365a07c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DHI764JCGEFKOMNWSFO4XOWVE3/bundle.json","state_url":"https://pith.science/pith/DHI764JCGEFKOMNWSFO4XOWVE3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DHI764JCGEFKOMNWSFO4XOWVE3/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":"2026-05-19T04:47:40Z","links":{"resolver":"https://pith.science/pith/DHI764JCGEFKOMNWSFO4XOWVE3","bundle":"https://pith.science/pith/DHI764JCGEFKOMNWSFO4XOWVE3/bundle.json","state":"https://pith.science/pith/DHI764JCGEFKOMNWSFO4XOWVE3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DHI764JCGEFKOMNWSFO4XOWVE3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DHI764JCGEFKOMNWSFO4XOWVE3","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":"3436252cf81393f267bb96ae7cf78281a5ebc4c40f0bd222235ebaf3ed6d47a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-02T13:21:15Z","title_canon_sha256":"42799eb69dc37832af3405983c59a5854d91222bd7075c2fd22bd0ad2c0b5820"},"schema_version":"1.0","source":{"id":"1810.01226","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01226","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01226v1","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01226","created_at":"2026-05-18T00:04:18Z"},{"alias_kind":"pith_short_12","alias_value":"DHI764JCGEFK","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DHI764JCGEFKOMNW","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DHI764JC","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:ed68babbd254114d174dd97416cb2133ad0f274ae30bb04f942f903f7365a07c","target":"graph","created_at":"2026-05-18T00:04:18Z","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":"Powerful radio-galaxies feature heavily in our understanding of galaxy evolution. However, when it comes to studying their properties as a function of redshift and/or environment, the most-detailed studies tend to be limited by small-number statistics. During Focus Meeting 3, on \"Radio Galaxies: Resolving the AGN phenomenon\", SVW presented a new sample of nearly 2,000 of the brightest radio-sources in the southern sky (Dec. $<$ 30 deg). These were observed at low radio-frequencies as part of the GaLactic and Extragalactic All-sky MWA (GLEAM) Survey, which is a continuum survey conducted using ","authors_text":"Anna D. Kapinska, Carole Jackson, Chen Wu, Chris Riseley, Jesse Swan, John S. Morgan, Joseph Callingham, Natasha Hurley-Walker, Nick Seymour, O. Ivy Wong, Paul Hancock, Rajan Chhetri, Randall Wayth, Richard Hunstead, Sarah V. White, Stuart Weston, Thomas M.O. Franzen, Tom Mauch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-02T13:21:15Z","title":"The MWA GLEAM 4-Jy (G4Jy) Sample"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01226","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":"sha256:2707057d149f02473d7b19cba9caa34ae739ab173705abb5088fbe28f85ef583","target":"record","created_at":"2026-05-18T00:04:18Z","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":"3436252cf81393f267bb96ae7cf78281a5ebc4c40f0bd222235ebaf3ed6d47a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-02T13:21:15Z","title_canon_sha256":"42799eb69dc37832af3405983c59a5854d91222bd7075c2fd22bd0ad2c0b5820"},"schema_version":"1.0","source":{"id":"1810.01226","kind":"arxiv","version":1}},"canonical_sha256":"19d1ff7122310aa731b6915dcbbad526eff3d10633208a625155071b5ef95957","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"19d1ff7122310aa731b6915dcbbad526eff3d10633208a625155071b5ef95957","first_computed_at":"2026-05-18T00:04:18.474354Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:18.474354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LHrMM72vpf0a1p93Q3QP5l6IzON4qYO1A1eoswBHgdf3XBnenbKvGjKTOxCwxoY42nNipn7w7ISR5mg8H0HSAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:18.474988Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.01226","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2707057d149f02473d7b19cba9caa34ae739ab173705abb5088fbe28f85ef583","sha256:ed68babbd254114d174dd97416cb2133ad0f274ae30bb04f942f903f7365a07c"],"state_sha256":"5cd7b3dad84fab273f673fbbfada617244b1bfda0deeb5bbacc2c1c4eddc0760"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AhjPm4Gh7Mh0HnnMcjSKMVBsWdrB5Q6uD4FpygZRs+qotWui2tMGZxNTHlMtrlT1+wipwtcstuelid0wv4PJBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T04:47:40.813543Z","bundle_sha256":"4fb2619c5257919c716a4aa71f1cc4dd85d18c848c0e23801db78b1d28c60156"}}