{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:D7LO7M5RG5TD2ASJAHWS2TX7FS","short_pith_number":"pith:D7LO7M5R","canonical_record":{"source":{"id":"2402.06192","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-09T05:17:49Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"02a0c10f16c137e01db25a7ad4de872ca315ac7aac79b563cb7273017db652f8","abstract_canon_sha256":"caa9b55a5cff3ddf997f44422cda8c935632344cb1364dbfb75faf18178f3ee4"},"schema_version":"1.0"},"canonical_sha256":"1fd6efb3b137663d024901ed2d4eff2c8e971a1cb779b331625d612c38d69f37","source":{"kind":"arxiv","id":"2402.06192","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.06192","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"arxiv_version","alias_value":"2402.06192v1","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.06192","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_12","alias_value":"D7LO7M5RG5TD","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_16","alias_value":"D7LO7M5RG5TD2ASJ","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_8","alias_value":"D7LO7M5R","created_at":"2026-07-05T07:43:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:D7LO7M5RG5TD2ASJAHWS2TX7FS","target":"record","payload":{"canonical_record":{"source":{"id":"2402.06192","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-09T05:17:49Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"02a0c10f16c137e01db25a7ad4de872ca315ac7aac79b563cb7273017db652f8","abstract_canon_sha256":"caa9b55a5cff3ddf997f44422cda8c935632344cb1364dbfb75faf18178f3ee4"},"schema_version":"1.0"},"canonical_sha256":"1fd6efb3b137663d024901ed2d4eff2c8e971a1cb779b331625d612c38d69f37","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:43:20.116749Z","signature_b64":"NDWWjDSlRRNoTVwgu0QxwAh5ht4ZZufrS9qALTekMQoE0+hM4tIKaWMzTK2X6LHS5p+2jr33eS8caMdILICxBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1fd6efb3b137663d024901ed2d4eff2c8e971a1cb779b331625d612c38d69f37","last_reissued_at":"2026-07-05T07:43:20.116274Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:43:20.116274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.06192","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":"2026-07-05T07:43:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2utm2XH1HRgzpH1OtHqeGok1czxWjliuHBoRsNTmvMA1riz/6ghhlxD3BJMJk8TSR3XZlQZHBbmysy1wLAPmCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:44:30.505795Z"},"content_sha256":"c7c79e4819cb22df95f503e8459ff76f5e02ba8c23cc83e1dab7d21f38f0633a","schema_version":"1.0","event_id":"sha256:c7c79e4819cb22df95f503e8459ff76f5e02ba8c23cc83e1dab7d21f38f0633a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:D7LO7M5RG5TD2ASJAHWS2TX7FS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evolutionary Map of the Universe (EMU): a pilot search for diffuse, non-thermal radio emission in galaxy clusters with the Australian SKA Pathfinder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"A. Botteon, A. D. Kapinska, A. M. Hopkins, B. S. Koribalski, C. J. Riseley, F. Loi, H. Andernach, K. Rajpurohit, L. Rudnick, R. P. Norris, S. W. Duchesne, T. Vernstrom, T. Zafar","submitted_at":"2024-02-09T05:17:49Z","abstract_excerpt":"Clusters of galaxies have been found to host Mpc-scale diffuse, non-thermal radio emission in the form of central radio halos and peripheral relics. Turbulence and shock-related processes in the intra-cluster medium are generally considered responsible for the emission, though details of these processes are still not clear. The low surface brightness makes detection of the emission a challenge, but with recent surveys with high-sensitivity radio telescopes we are beginning to build large samples of these sources. The Evolutionary Map of the Universe (EMU) is a Southern Sky survey being perform"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.06192","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/2402.06192/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":"2026-07-05T07:43:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Z0DTjRCv1ZQ9IW7vLEU5Q7WjfmKcpnyYYyL5lO8gx6MdmhQgwMeYCRx5E0YYpWee6k+IIn76kE3VLRATj4xAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:44:30.506393Z"},"content_sha256":"dafa7016b24b0be2bc321f2c45036feea3a7ef801ad569a171aa3c4aeaa072f8","schema_version":"1.0","event_id":"sha256:dafa7016b24b0be2bc321f2c45036feea3a7ef801ad569a171aa3c4aeaa072f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/bundle.json","state_url":"https://pith.science/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/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":"2026-08-05T02:44:30Z","links":{"resolver":"https://pith.science/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS","bundle":"https://pith.science/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/bundle.json","state":"https://pith.science/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D7LO7M5RG5TD2ASJAHWS2TX7FS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:D7LO7M5RG5TD2ASJAHWS2TX7FS","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":"caa9b55a5cff3ddf997f44422cda8c935632344cb1364dbfb75faf18178f3ee4","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-09T05:17:49Z","title_canon_sha256":"02a0c10f16c137e01db25a7ad4de872ca315ac7aac79b563cb7273017db652f8"},"schema_version":"1.0","source":{"id":"2402.06192","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.06192","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"arxiv_version","alias_value":"2402.06192v1","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.06192","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_12","alias_value":"D7LO7M5RG5TD","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_16","alias_value":"D7LO7M5RG5TD2ASJ","created_at":"2026-07-05T07:43:20Z"},{"alias_kind":"pith_short_8","alias_value":"D7LO7M5R","created_at":"2026-07-05T07:43:20Z"}],"graph_snapshots":[{"event_id":"sha256:dafa7016b24b0be2bc321f2c45036feea3a7ef801ad569a171aa3c4aeaa072f8","target":"graph","created_at":"2026-07-05T07:43:20Z","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/2402.06192/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Clusters of galaxies have been found to host Mpc-scale diffuse, non-thermal radio emission in the form of central radio halos and peripheral relics. Turbulence and shock-related processes in the intra-cluster medium are generally considered responsible for the emission, though details of these processes are still not clear. The low surface brightness makes detection of the emission a challenge, but with recent surveys with high-sensitivity radio telescopes we are beginning to build large samples of these sources. The Evolutionary Map of the Universe (EMU) is a Southern Sky survey being perform","authors_text":"A. Botteon, A. D. Kapinska, A. M. Hopkins, B. S. Koribalski, C. J. Riseley, F. Loi, H. Andernach, K. Rajpurohit, L. Rudnick, R. P. Norris, S. W. Duchesne, T. Vernstrom, T. Zafar","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-09T05:17:49Z","title":"Evolutionary Map of the Universe (EMU): a pilot search for diffuse, non-thermal radio emission in galaxy clusters with the Australian SKA Pathfinder"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.06192","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:c7c79e4819cb22df95f503e8459ff76f5e02ba8c23cc83e1dab7d21f38f0633a","target":"record","created_at":"2026-07-05T07:43:20Z","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":"caa9b55a5cff3ddf997f44422cda8c935632344cb1364dbfb75faf18178f3ee4","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-09T05:17:49Z","title_canon_sha256":"02a0c10f16c137e01db25a7ad4de872ca315ac7aac79b563cb7273017db652f8"},"schema_version":"1.0","source":{"id":"2402.06192","kind":"arxiv","version":1}},"canonical_sha256":"1fd6efb3b137663d024901ed2d4eff2c8e971a1cb779b331625d612c38d69f37","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1fd6efb3b137663d024901ed2d4eff2c8e971a1cb779b331625d612c38d69f37","first_computed_at":"2026-07-05T07:43:20.116274Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:43:20.116274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NDWWjDSlRRNoTVwgu0QxwAh5ht4ZZufrS9qALTekMQoE0+hM4tIKaWMzTK2X6LHS5p+2jr33eS8caMdILICxBg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:43:20.116749Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.06192","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7c79e4819cb22df95f503e8459ff76f5e02ba8c23cc83e1dab7d21f38f0633a","sha256:dafa7016b24b0be2bc321f2c45036feea3a7ef801ad569a171aa3c4aeaa072f8"],"state_sha256":"e1e6175546bc0f418cc9b6f1275e4c392173e7a2fe0d54c72bd0159da5736a06"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DLX+PmSqKPUHXfkjwpN1UkT5xjLvr0xahV3oF4kn/TAH4drp3i/sMaoTQFNucgT/lpIuBCOabBpcjskC3u/ZBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T02:44:30.512424Z","bundle_sha256":"185a76ce85cd1002bd74298afdf2d2d47a625990010701eb1ba1be703c33ede9"}}