{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:X5NEEJ72A5GWTDZUU24XJWTVMK","short_pith_number":"pith:X5NEEJ72","canonical_record":{"source":{"id":"2010.05996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-12T19:51:58Z","cross_cats_sorted":[],"title_canon_sha256":"177fce5e7baef365a22245be4ae2dfa1deac577d8424b18f3096e26f26172a3d","abstract_canon_sha256":"4ff644173e8ddc3a8bb192ff3a8dce33be994c252ae2c0a5fc13b5ce67641ceb"},"schema_version":"1.0"},"canonical_sha256":"bf5a4227fa074d698f34a6b974da75628bed31b1013f27ab19f52e604194bcc8","source":{"kind":"arxiv","id":"2010.05996","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.05996","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"arxiv_version","alias_value":"2010.05996v1","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.05996","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_12","alias_value":"X5NEEJ72A5GW","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_16","alias_value":"X5NEEJ72A5GWTDZU","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_8","alias_value":"X5NEEJ72","created_at":"2026-07-05T02:23:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:X5NEEJ72A5GWTDZUU24XJWTVMK","target":"record","payload":{"canonical_record":{"source":{"id":"2010.05996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-12T19:51:58Z","cross_cats_sorted":[],"title_canon_sha256":"177fce5e7baef365a22245be4ae2dfa1deac577d8424b18f3096e26f26172a3d","abstract_canon_sha256":"4ff644173e8ddc3a8bb192ff3a8dce33be994c252ae2c0a5fc13b5ce67641ceb"},"schema_version":"1.0"},"canonical_sha256":"bf5a4227fa074d698f34a6b974da75628bed31b1013f27ab19f52e604194bcc8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:23:47.342124Z","signature_b64":"zPQlTb8z+sNX2fGBm8zy728NuFnkCxiJeZwoEzn3BHmXiYurenPlXMHipCo6wejz2T13RviKATK31N8oXj2eAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf5a4227fa074d698f34a6b974da75628bed31b1013f27ab19f52e604194bcc8","last_reissued_at":"2026-07-05T02:23:47.341713Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:23:47.341713Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.05996","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":"2026-07-05T02:23:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ds5bPC4IErkPmE364iTVGulSxG6sDzBwqW54PMd7gUbbXx5/uhKz/lUqKx4+Qr3K4yNW5zSIbTR0CxUHh8UvDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T18:59:53.486574Z"},"content_sha256":"112a6f967c9981d11312fb9bfc1dcdee87cc0b1c7497fea9fcc928de6106bf4c","schema_version":"1.0","event_id":"sha256:112a6f967c9981d11312fb9bfc1dcdee87cc0b1c7497fea9fcc928de6106bf4c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:X5NEEJ72A5GWTDZUU24XJWTVMK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The parsec-scale HI outflows in powerful radio galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"E. K. Mahony, K. Nyland, R. Morganti, R. Schulz, T. Oosterloo, Z. Paragi","submitted_at":"2020-10-12T19:51:58Z","abstract_excerpt":"Massive outflows of neutral atomic hydrogen (HI) have been observed in absorption in a number of radio galaxies and are considered a signature of AGN feedback. These outflows on kpc-scales have not been investigated in great detail as they require high-angular resolution observations to be spatially resolved. In some radio AGN, they are likely the result of the radio jets interacting with the interstellar medium. We have used a global VLBI array to map the HI outflow in a small sample of young and restarted radio galaxies which we previously observed with the VLA and the WSRT at lower resoluti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.05996","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/2010.05996/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":"2026-07-05T02:23:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7dRGkS7q9Yip8akgV54KE1VB4VOgPG6MzWVZqA47RzTTUMU2zNfeoi3tbLZON+T4h5R2deDD1AzjUR0G6YcEAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T18:59:53.487093Z"},"content_sha256":"a0f8158d50007523b62c5fdc53d755e56358d8bd2879a09b0514861d92d4ed1c","schema_version":"1.0","event_id":"sha256:a0f8158d50007523b62c5fdc53d755e56358d8bd2879a09b0514861d92d4ed1c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/bundle.json","state_url":"https://pith.science/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/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":"2026-08-22T18:59:53Z","links":{"resolver":"https://pith.science/pith/X5NEEJ72A5GWTDZUU24XJWTVMK","bundle":"https://pith.science/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/bundle.json","state":"https://pith.science/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X5NEEJ72A5GWTDZUU24XJWTVMK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:X5NEEJ72A5GWTDZUU24XJWTVMK","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":"4ff644173e8ddc3a8bb192ff3a8dce33be994c252ae2c0a5fc13b5ce67641ceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-12T19:51:58Z","title_canon_sha256":"177fce5e7baef365a22245be4ae2dfa1deac577d8424b18f3096e26f26172a3d"},"schema_version":"1.0","source":{"id":"2010.05996","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.05996","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"arxiv_version","alias_value":"2010.05996v1","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.05996","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_12","alias_value":"X5NEEJ72A5GW","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_16","alias_value":"X5NEEJ72A5GWTDZU","created_at":"2026-07-05T02:23:47Z"},{"alias_kind":"pith_short_8","alias_value":"X5NEEJ72","created_at":"2026-07-05T02:23:47Z"}],"graph_snapshots":[{"event_id":"sha256:a0f8158d50007523b62c5fdc53d755e56358d8bd2879a09b0514861d92d4ed1c","target":"graph","created_at":"2026-07-05T02:23:47Z","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/2010.05996/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Massive outflows of neutral atomic hydrogen (HI) have been observed in absorption in a number of radio galaxies and are considered a signature of AGN feedback. These outflows on kpc-scales have not been investigated in great detail as they require high-angular resolution observations to be spatially resolved. In some radio AGN, they are likely the result of the radio jets interacting with the interstellar medium. We have used a global VLBI array to map the HI outflow in a small sample of young and restarted radio galaxies which we previously observed with the VLA and the WSRT at lower resoluti","authors_text":"E. K. Mahony, K. Nyland, R. Morganti, R. Schulz, T. Oosterloo, Z. Paragi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-12T19:51:58Z","title":"The parsec-scale HI outflows in powerful radio galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.05996","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":"sha256:112a6f967c9981d11312fb9bfc1dcdee87cc0b1c7497fea9fcc928de6106bf4c","target":"record","created_at":"2026-07-05T02:23:47Z","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":"4ff644173e8ddc3a8bb192ff3a8dce33be994c252ae2c0a5fc13b5ce67641ceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-12T19:51:58Z","title_canon_sha256":"177fce5e7baef365a22245be4ae2dfa1deac577d8424b18f3096e26f26172a3d"},"schema_version":"1.0","source":{"id":"2010.05996","kind":"arxiv","version":1}},"canonical_sha256":"bf5a4227fa074d698f34a6b974da75628bed31b1013f27ab19f52e604194bcc8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bf5a4227fa074d698f34a6b974da75628bed31b1013f27ab19f52e604194bcc8","first_computed_at":"2026-07-05T02:23:47.341713Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:23:47.341713Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zPQlTb8z+sNX2fGBm8zy728NuFnkCxiJeZwoEzn3BHmXiYurenPlXMHipCo6wejz2T13RviKATK31N8oXj2eAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:23:47.342124Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.05996","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:112a6f967c9981d11312fb9bfc1dcdee87cc0b1c7497fea9fcc928de6106bf4c","sha256:a0f8158d50007523b62c5fdc53d755e56358d8bd2879a09b0514861d92d4ed1c"],"state_sha256":"3374be69d4b0a11438f5e814524f821f58c9348cb4fc9e44a578c25d67643d10"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3WyK4zFbzmL19t9/vqZUvySPscoYfl3pXGlGiR5hyRt7uRWZfGfQNlynnGhxFRTyzh+iiwegwGuPE/kjoEWkCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T18:59:53.491475Z","bundle_sha256":"c783864049e95984064dcbd63220d9ec8e451763afb9e79487f59ba5321c7a05"}}