{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:C7YJWLHZDO6IGSK6DREN5MYI7V","short_pith_number":"pith:C7YJWLHZ","canonical_record":{"source":{"id":"2204.00635","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-01T18:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"a36ef3dfdfbb7e0d663f7a5966bb590bb9b4718a8b701a993e26cf530dacefdf","abstract_canon_sha256":"4a324e29dea9c416609c8ddefb460161ed3e9c9335e796cea9cdf579a429ef74"},"schema_version":"1.0"},"canonical_sha256":"17f09b2cf91bbc83495e1c48deb308fd7c86e3a79b9a217e30aad9a6c01acc4e","source":{"kind":"arxiv","id":"2204.00635","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.00635","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"arxiv_version","alias_value":"2204.00635v1","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.00635","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_12","alias_value":"C7YJWLHZDO6I","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_16","alias_value":"C7YJWLHZDO6IGSK6","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_8","alias_value":"C7YJWLHZ","created_at":"2026-07-05T04:47:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:C7YJWLHZDO6IGSK6DREN5MYI7V","target":"record","payload":{"canonical_record":{"source":{"id":"2204.00635","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-01T18:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"a36ef3dfdfbb7e0d663f7a5966bb590bb9b4718a8b701a993e26cf530dacefdf","abstract_canon_sha256":"4a324e29dea9c416609c8ddefb460161ed3e9c9335e796cea9cdf579a429ef74"},"schema_version":"1.0"},"canonical_sha256":"17f09b2cf91bbc83495e1c48deb308fd7c86e3a79b9a217e30aad9a6c01acc4e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:47:15.170295Z","signature_b64":"V3348lv1nncjeRl641L7xhvw/FCsQzDAK3JzRa8gEiDis16B+UDR9qmT0updfHpRB4ngVIoXFe6wHjZhJST4Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17f09b2cf91bbc83495e1c48deb308fd7c86e3a79b9a217e30aad9a6c01acc4e","last_reissued_at":"2026-07-05T04:47:15.169694Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:47:15.169694Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.00635","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":"2026-07-05T04:47:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8JfEfAtP0sZcmT7eiyEElU64SZdlDaCa+g6Rhicp614bEkj4TQ1t0IUEPgARmNBlQGX/r4OzsmGp5Kw27dynAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T03:11:56.513949Z"},"content_sha256":"d49d5b5919a8eb6c20a238b461cfbf76fbd1892386471e8fcb0252a13a26e4af","schema_version":"1.0","event_id":"sha256:d49d5b5919a8eb6c20a238b461cfbf76fbd1892386471e8fcb0252a13a26e4af"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:C7YJWLHZDO6IGSK6DREN5MYI7V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nearby galaxies in LoTSS-DR2: insights into the non-linearity of the radio-SFR relation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Basu, A. Botteon, A. Drabent, B. Adebahr, B. Nikiel-Wroczynski, C. Horellou, C. Tasse, D. J. Bomans, D. J. B. Smith, E. Brinks, F. De Gasperin, F. S. Tabatabaei, G. G\\\"urkan, G. H. Heald, H. J. A. R\\\"ottgering, J. Piotrowska, K. T. Chy\\.zy, M. Br\\\"uggen, M. J. Hardcastle, M. Staffehl, M. Stein, R. Beck, R. Beswick, R.-J. Dettmar, R. Paladino, T. W. Shimwell, V. Heesen","submitted_at":"2022-04-01T18:00:01Z","abstract_excerpt":"Context. Cosmic rays and magnetic fields are key ingredients in galaxy evolution, regulating both stellar feedback and star formation. Their properties can be studied with low-frequency radio continuum observations, free from thermal contamination. Aims. We define a sample of 76 nearby (< 30 Mpc) galaxies, with rich ancillary data in the radio continuum and infrared from the CHANG-ES and KINGFISH surveys, which will be observed with the LOFAR Two-metre Sky Survey (LoTSS) at 144 MHz. Methods. We present maps for 45 of them as part of the LoTSS data release 2 (LoTSS-DR2), where we measure integr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.00635","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/2204.00635/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":"2026-07-05T04:47:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BY5zhdbgMa1+Iv+5eZT5i/TmAbjwY0Toxg9niEeuaYCTgy8Wf12BjIBQXhheGxNSaHjp4YvfG6xNhKn9hai2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T03:11:56.514427Z"},"content_sha256":"4f304f113c43ef14f0ecbf1b9a95da8eb38d5e6f8c5bbd86d73d90ec860cd49a","schema_version":"1.0","event_id":"sha256:4f304f113c43ef14f0ecbf1b9a95da8eb38d5e6f8c5bbd86d73d90ec860cd49a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/bundle.json","state_url":"https://pith.science/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/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":"2026-08-06T03:11:56Z","links":{"resolver":"https://pith.science/pith/C7YJWLHZDO6IGSK6DREN5MYI7V","bundle":"https://pith.science/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/bundle.json","state":"https://pith.science/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C7YJWLHZDO6IGSK6DREN5MYI7V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:C7YJWLHZDO6IGSK6DREN5MYI7V","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":"4a324e29dea9c416609c8ddefb460161ed3e9c9335e796cea9cdf579a429ef74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-01T18:00:01Z","title_canon_sha256":"a36ef3dfdfbb7e0d663f7a5966bb590bb9b4718a8b701a993e26cf530dacefdf"},"schema_version":"1.0","source":{"id":"2204.00635","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.00635","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"arxiv_version","alias_value":"2204.00635v1","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.00635","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_12","alias_value":"C7YJWLHZDO6I","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_16","alias_value":"C7YJWLHZDO6IGSK6","created_at":"2026-07-05T04:47:15Z"},{"alias_kind":"pith_short_8","alias_value":"C7YJWLHZ","created_at":"2026-07-05T04:47:15Z"}],"graph_snapshots":[{"event_id":"sha256:4f304f113c43ef14f0ecbf1b9a95da8eb38d5e6f8c5bbd86d73d90ec860cd49a","target":"graph","created_at":"2026-07-05T04:47:15Z","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/2204.00635/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Context. Cosmic rays and magnetic fields are key ingredients in galaxy evolution, regulating both stellar feedback and star formation. Their properties can be studied with low-frequency radio continuum observations, free from thermal contamination. Aims. We define a sample of 76 nearby (< 30 Mpc) galaxies, with rich ancillary data in the radio continuum and infrared from the CHANG-ES and KINGFISH surveys, which will be observed with the LOFAR Two-metre Sky Survey (LoTSS) at 144 MHz. Methods. We present maps for 45 of them as part of the LoTSS data release 2 (LoTSS-DR2), where we measure integr","authors_text":"A. Basu, A. Botteon, A. Drabent, B. Adebahr, B. Nikiel-Wroczynski, C. Horellou, C. Tasse, D. J. Bomans, D. J. B. Smith, E. Brinks, F. De Gasperin, F. S. Tabatabaei, G. G\\\"urkan, G. H. Heald, H. J. A. R\\\"ottgering, J. Piotrowska, K. T. Chy\\.zy, M. Br\\\"uggen, M. J. Hardcastle, M. Staffehl, M. Stein, R. Beck, R. Beswick, R.-J. Dettmar, R. Paladino, T. W. Shimwell, V. Heesen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-01T18:00:01Z","title":"Nearby galaxies in LoTSS-DR2: insights into the non-linearity of the radio-SFR relation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.00635","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:d49d5b5919a8eb6c20a238b461cfbf76fbd1892386471e8fcb0252a13a26e4af","target":"record","created_at":"2026-07-05T04:47:15Z","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":"4a324e29dea9c416609c8ddefb460161ed3e9c9335e796cea9cdf579a429ef74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-01T18:00:01Z","title_canon_sha256":"a36ef3dfdfbb7e0d663f7a5966bb590bb9b4718a8b701a993e26cf530dacefdf"},"schema_version":"1.0","source":{"id":"2204.00635","kind":"arxiv","version":1}},"canonical_sha256":"17f09b2cf91bbc83495e1c48deb308fd7c86e3a79b9a217e30aad9a6c01acc4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17f09b2cf91bbc83495e1c48deb308fd7c86e3a79b9a217e30aad9a6c01acc4e","first_computed_at":"2026-07-05T04:47:15.169694Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:47:15.169694Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V3348lv1nncjeRl641L7xhvw/FCsQzDAK3JzRa8gEiDis16B+UDR9qmT0updfHpRB4ngVIoXFe6wHjZhJST4Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:47:15.170295Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.00635","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d49d5b5919a8eb6c20a238b461cfbf76fbd1892386471e8fcb0252a13a26e4af","sha256:4f304f113c43ef14f0ecbf1b9a95da8eb38d5e6f8c5bbd86d73d90ec860cd49a"],"state_sha256":"2dcc7a3e89c9b848f55862ecfd3ce22fb521efb42605cea4159bb80f0a3643a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jKWjBtd3Mpw1bEjQtsQzs6lWIC2YSASA2J8Ic2tLNymEOSCq67YslnKfwQCYEwhRg/XRUdvdnjQMb101YynuDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T03:11:56.517686Z","bundle_sha256":"ee3cc0ff96d1bbaa3ba7a072083f1a72a5dc07fbf565110d9bc9efaeb1158580"}}