{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:BBTDLWK2Q6GRWKLDHLS6YIAMEI","short_pith_number":"pith:BBTDLWK2","canonical_record":{"source":{"id":"1412.5602","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-12-17T21:00:22Z","cross_cats_sorted":[],"title_canon_sha256":"ff2f08a21e3c93d7b2f785586980f1bdf135c118e5bf4042e938e477205ced8f","abstract_canon_sha256":"280e9b6ee5ca0005d4983c8b2efd2e7417061b8c2425e261bdcbc0224d4fa7d2"},"schema_version":"1.0"},"canonical_sha256":"086635d95a878d1b29633ae5ec200c2205f5a2da8f91e8983e177df4e9fbbf4c","source":{"kind":"arxiv","id":"1412.5602","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5602","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5602v1","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5602","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"pith_short_12","alias_value":"BBTDLWK2Q6GR","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BBTDLWK2Q6GRWKLD","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BBTDLWK2","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:BBTDLWK2Q6GRWKLDHLS6YIAMEI","target":"record","payload":{"canonical_record":{"source":{"id":"1412.5602","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-12-17T21:00:22Z","cross_cats_sorted":[],"title_canon_sha256":"ff2f08a21e3c93d7b2f785586980f1bdf135c118e5bf4042e938e477205ced8f","abstract_canon_sha256":"280e9b6ee5ca0005d4983c8b2efd2e7417061b8c2425e261bdcbc0224d4fa7d2"},"schema_version":"1.0"},"canonical_sha256":"086635d95a878d1b29633ae5ec200c2205f5a2da8f91e8983e177df4e9fbbf4c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:25.505244Z","signature_b64":"LxQQ0uMECvGmSM8qPmwmp6bn0b49VfFw3J9A9CGay1dBQ4JhQnF68jlHLUtPW0cjnWfmGq6yaIkEl7kUjqn2Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"086635d95a878d1b29633ae5ec200c2205f5a2da8f91e8983e177df4e9fbbf4c","last_reissued_at":"2026-05-18T01:30:25.504516Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:25.504516Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.5602","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":"2026-05-18T01:30:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QAWjGXmboxBmLsJLFmcPjEAakH/5I/03eo9wrycneg8tY0ttHbkAbAJL36uO/hnslm7R/y8EWM9qja+nGMQnAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:38:57.341594Z"},"content_sha256":"98ee00c11c9547b7e0af9b6388a1b199d41929c0cabda79009f8809c7b1b13da","schema_version":"1.0","event_id":"sha256:98ee00c11c9547b7e0af9b6388a1b199d41929c0cabda79009f8809c7b1b13da"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:BBTDLWK2Q6GRWKLDHLS6YIAMEI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radio AGN in spiral galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam T. Deller, Enno Middelberg, Stanislav S. Shabala, Sugata Kaviraj","submitted_at":"2014-12-17T21:00:22Z","abstract_excerpt":"Radio AGN in the nearby Universe are more likely to be found in galaxies with early-type morphology, the detection rate in spiral or late-type galaxies (LTGs) being around an order of magnitude lower. We combine the mJy Imaging VLBA Exploration at 20cm (mJIVE-20) survey with the Sloan Digital Sky Survey (SDSS), to study the relatively rare population of AGN in LTGs that have nuclear radio luminosities similar to that in their early-type counterparts. The LTG AGN population is preferentially hosted by galaxies that have high stellar masses (M* > 10^10.8 MSun), red colours and low star-formation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5602","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":"2026-05-18T01:30:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"knd1s4m5mK63NtwbjHp5pahYI95ckjnGJmQXyGdQTI8QaJTCdPus5nZ9X+u68O7y2aAVJw8B9Dje/nAXtmWdBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:38:57.342194Z"},"content_sha256":"bb32be631cd38bdc58565c4dfb2d75f36a92492051c0d7ba9fed636d832cb5d5","schema_version":"1.0","event_id":"sha256:bb32be631cd38bdc58565c4dfb2d75f36a92492051c0d7ba9fed636d832cb5d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/bundle.json","state_url":"https://pith.science/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/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":"2026-05-25T07:38:57Z","links":{"resolver":"https://pith.science/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI","bundle":"https://pith.science/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/bundle.json","state":"https://pith.science/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BBTDLWK2Q6GRWKLDHLS6YIAMEI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:BBTDLWK2Q6GRWKLDHLS6YIAMEI","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":"280e9b6ee5ca0005d4983c8b2efd2e7417061b8c2425e261bdcbc0224d4fa7d2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-12-17T21:00:22Z","title_canon_sha256":"ff2f08a21e3c93d7b2f785586980f1bdf135c118e5bf4042e938e477205ced8f"},"schema_version":"1.0","source":{"id":"1412.5602","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5602","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5602v1","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5602","created_at":"2026-05-18T01:30:25Z"},{"alias_kind":"pith_short_12","alias_value":"BBTDLWK2Q6GR","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BBTDLWK2Q6GRWKLD","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BBTDLWK2","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:bb32be631cd38bdc58565c4dfb2d75f36a92492051c0d7ba9fed636d832cb5d5","target":"graph","created_at":"2026-05-18T01:30:25Z","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":"Radio AGN in the nearby Universe are more likely to be found in galaxies with early-type morphology, the detection rate in spiral or late-type galaxies (LTGs) being around an order of magnitude lower. We combine the mJy Imaging VLBA Exploration at 20cm (mJIVE-20) survey with the Sloan Digital Sky Survey (SDSS), to study the relatively rare population of AGN in LTGs that have nuclear radio luminosities similar to that in their early-type counterparts. The LTG AGN population is preferentially hosted by galaxies that have high stellar masses (M* > 10^10.8 MSun), red colours and low star-formation","authors_text":"Adam T. Deller, Enno Middelberg, Stanislav S. Shabala, Sugata Kaviraj","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-12-17T21:00:22Z","title":"Radio AGN in spiral galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5602","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":"sha256:98ee00c11c9547b7e0af9b6388a1b199d41929c0cabda79009f8809c7b1b13da","target":"record","created_at":"2026-05-18T01:30:25Z","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":"280e9b6ee5ca0005d4983c8b2efd2e7417061b8c2425e261bdcbc0224d4fa7d2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-12-17T21:00:22Z","title_canon_sha256":"ff2f08a21e3c93d7b2f785586980f1bdf135c118e5bf4042e938e477205ced8f"},"schema_version":"1.0","source":{"id":"1412.5602","kind":"arxiv","version":1}},"canonical_sha256":"086635d95a878d1b29633ae5ec200c2205f5a2da8f91e8983e177df4e9fbbf4c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"086635d95a878d1b29633ae5ec200c2205f5a2da8f91e8983e177df4e9fbbf4c","first_computed_at":"2026-05-18T01:30:25.504516Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:30:25.504516Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LxQQ0uMECvGmSM8qPmwmp6bn0b49VfFw3J9A9CGay1dBQ4JhQnF68jlHLUtPW0cjnWfmGq6yaIkEl7kUjqn2Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:30:25.505244Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.5602","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98ee00c11c9547b7e0af9b6388a1b199d41929c0cabda79009f8809c7b1b13da","sha256:bb32be631cd38bdc58565c4dfb2d75f36a92492051c0d7ba9fed636d832cb5d5"],"state_sha256":"2d52906922c72097458f53f9e6ec176a97172cc696a8f4c1c137eae003769daa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G0EzqMhseUXS+MfmAlYh0AgA+oWwxoJYU6kred0uyrhbxrlwhot/fTh1ovV8aSodTMSvRqL8k9xxXJPh97LcAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T07:38:57.345527Z","bundle_sha256":"3addc52118d32ebf3eaa556b12187af35a5f42e6be89a77e00861909ca4a9046"}}