{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:HLQS6K577MXJUNOW6RKOD2VSZU","short_pith_number":"pith:HLQS6K57","canonical_record":{"source":{"id":"2211.00050","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-31T18:03:55Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"1ced7aced23d30f03cc21dc2bd7b4d7ec26a806ee0f22f8703e7e6d6e80c2875","abstract_canon_sha256":"8e0cc8e3111da78cb3f0c11989f06c7dcd34e72c65b1fecb4105845b6cf923ae"},"schema_version":"1.0"},"canonical_sha256":"3ae12f2bbffb2e9a35d6f454e1eab2cd2c3f9e1fa902662781f2b3edbcbf905c","source":{"kind":"arxiv","id":"2211.00050","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.00050","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"arxiv_version","alias_value":"2211.00050v1","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.00050","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_12","alias_value":"HLQS6K577MXJ","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_16","alias_value":"HLQS6K577MXJUNOW","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_8","alias_value":"HLQS6K57","created_at":"2026-07-05T05:26:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:HLQS6K577MXJUNOW6RKOD2VSZU","target":"record","payload":{"canonical_record":{"source":{"id":"2211.00050","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-31T18:03:55Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"1ced7aced23d30f03cc21dc2bd7b4d7ec26a806ee0f22f8703e7e6d6e80c2875","abstract_canon_sha256":"8e0cc8e3111da78cb3f0c11989f06c7dcd34e72c65b1fecb4105845b6cf923ae"},"schema_version":"1.0"},"canonical_sha256":"3ae12f2bbffb2e9a35d6f454e1eab2cd2c3f9e1fa902662781f2b3edbcbf905c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:26:55.027645Z","signature_b64":"qj20H4cOlvcI6JOOynzdEQ4RnUDoJNy8+tK9qIwz/3IA+yg9+IRxWObEkwnyt5evUgBudTIA+JAVyNHA/ucvCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ae12f2bbffb2e9a35d6f454e1eab2cd2c3f9e1fa902662781f2b3edbcbf905c","last_reissued_at":"2026-07-05T05:26:55.027149Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:26:55.027149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.00050","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":"2026-07-05T05:26:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K2DBu2HJd2F1i+ljS3AKfi63Rz5xiLdEEtdwaVMqigFgk06OAYKUKRhEOjis6//CAcS5z+TROqtjtv9on0KrCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:42:21.992041Z"},"content_sha256":"54abaca377828ccb05216c52477b0e1abf41a189aaabba3e056808b057686e2b","schema_version":"1.0","event_id":"sha256:54abaca377828ccb05216c52477b0e1abf41a189aaabba3e056808b057686e2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:HLQS6K577MXJUNOW6RKOD2VSZU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radio observations of four active galactic nuclei hosting intermediate-mass black hole candidates: studying the outflow activity and evolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"J.N.H.S. Aditya (ASTRO 3D), Jun Yang (OSO), Luis C. Ho (KIAA-PKU), Prashanth Mohan (SHAO), Shaohua Zhang (SNU), Sumit Jaiswal (SHAO), Xiaofeng Yang (XAO), Xiaolong Yang (SHAO)","submitted_at":"2022-10-31T18:03:55Z","abstract_excerpt":"Observational searches for intermediate-mass black holes (IMBHs; $10^2 - 10^6$ $M_\\odot$) include relatively isolated dwarf galaxies. For those that host active galactic nuclei (AGNs), the IMBH nature may be discerned through the accretion - jet activity. We present radio observations of four AGN-hosting dwarf galaxies (which potentially harbor IMBHs). Very large array (VLA) observations indicate steep spectra (indices of $-$0.63 to $-$1.05) between 1.4 and 9 GHz. A comparison with the 9 GHz in-band spectral index however shows a steepening for GH047 and GH158 (implying older/relic emission) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.00050","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/2211.00050/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":"2026-07-05T05:26:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ejANXy7Bcf6fBnh2Q3GWXSdTDXFex4JQ6BMrw1N0UckDehFDhWGKw9FcTvmm6B3choF+JeYqTUgCKBbEm3zIAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:42:21.992595Z"},"content_sha256":"cba133f34fe68546e9a08128788bb326ad0ac4c14a5bb6c899ed4bb088c2518b","schema_version":"1.0","event_id":"sha256:cba133f34fe68546e9a08128788bb326ad0ac4c14a5bb6c899ed4bb088c2518b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HLQS6K577MXJUNOW6RKOD2VSZU/bundle.json","state_url":"https://pith.science/pith/HLQS6K577MXJUNOW6RKOD2VSZU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HLQS6K577MXJUNOW6RKOD2VSZU/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":"2026-08-15T08:42:21Z","links":{"resolver":"https://pith.science/pith/HLQS6K577MXJUNOW6RKOD2VSZU","bundle":"https://pith.science/pith/HLQS6K577MXJUNOW6RKOD2VSZU/bundle.json","state":"https://pith.science/pith/HLQS6K577MXJUNOW6RKOD2VSZU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HLQS6K577MXJUNOW6RKOD2VSZU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:HLQS6K577MXJUNOW6RKOD2VSZU","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":"8e0cc8e3111da78cb3f0c11989f06c7dcd34e72c65b1fecb4105845b6cf923ae","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-31T18:03:55Z","title_canon_sha256":"1ced7aced23d30f03cc21dc2bd7b4d7ec26a806ee0f22f8703e7e6d6e80c2875"},"schema_version":"1.0","source":{"id":"2211.00050","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.00050","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"arxiv_version","alias_value":"2211.00050v1","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.00050","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_12","alias_value":"HLQS6K577MXJ","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_16","alias_value":"HLQS6K577MXJUNOW","created_at":"2026-07-05T05:26:55Z"},{"alias_kind":"pith_short_8","alias_value":"HLQS6K57","created_at":"2026-07-05T05:26:55Z"}],"graph_snapshots":[{"event_id":"sha256:cba133f34fe68546e9a08128788bb326ad0ac4c14a5bb6c899ed4bb088c2518b","target":"graph","created_at":"2026-07-05T05:26:55Z","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/2211.00050/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Observational searches for intermediate-mass black holes (IMBHs; $10^2 - 10^6$ $M_\\odot$) include relatively isolated dwarf galaxies. For those that host active galactic nuclei (AGNs), the IMBH nature may be discerned through the accretion - jet activity. We present radio observations of four AGN-hosting dwarf galaxies (which potentially harbor IMBHs). Very large array (VLA) observations indicate steep spectra (indices of $-$0.63 to $-$1.05) between 1.4 and 9 GHz. A comparison with the 9 GHz in-band spectral index however shows a steepening for GH047 and GH158 (implying older/relic emission) a","authors_text":"J.N.H.S. Aditya (ASTRO 3D), Jun Yang (OSO), Luis C. Ho (KIAA-PKU), Prashanth Mohan (SHAO), Shaohua Zhang (SNU), Sumit Jaiswal (SHAO), Xiaofeng Yang (XAO), Xiaolong Yang (SHAO)","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-31T18:03:55Z","title":"Radio observations of four active galactic nuclei hosting intermediate-mass black hole candidates: studying the outflow activity and evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.00050","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":"sha256:54abaca377828ccb05216c52477b0e1abf41a189aaabba3e056808b057686e2b","target":"record","created_at":"2026-07-05T05:26:55Z","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":"8e0cc8e3111da78cb3f0c11989f06c7dcd34e72c65b1fecb4105845b6cf923ae","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-31T18:03:55Z","title_canon_sha256":"1ced7aced23d30f03cc21dc2bd7b4d7ec26a806ee0f22f8703e7e6d6e80c2875"},"schema_version":"1.0","source":{"id":"2211.00050","kind":"arxiv","version":1}},"canonical_sha256":"3ae12f2bbffb2e9a35d6f454e1eab2cd2c3f9e1fa902662781f2b3edbcbf905c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ae12f2bbffb2e9a35d6f454e1eab2cd2c3f9e1fa902662781f2b3edbcbf905c","first_computed_at":"2026-07-05T05:26:55.027149Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:26:55.027149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qj20H4cOlvcI6JOOynzdEQ4RnUDoJNy8+tK9qIwz/3IA+yg9+IRxWObEkwnyt5evUgBudTIA+JAVyNHA/ucvCg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:26:55.027645Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.00050","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54abaca377828ccb05216c52477b0e1abf41a189aaabba3e056808b057686e2b","sha256:cba133f34fe68546e9a08128788bb326ad0ac4c14a5bb6c899ed4bb088c2518b"],"state_sha256":"7df3aae2c86c51d3172f16e5e7495b8fc34855fa8cbc4263b0be8d09e96e5d61"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KN6AxhpW90Yh/MKCFdnIYzIVthHnOOn2BS6t3vG18OqY6zRludX93pdb2o/wk/FTpRqlCCZJXERmZiTiHhR8CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T08:42:21.996210Z","bundle_sha256":"f4c1c4cfe813cf36d5b161dee63b384ed3165b77f1df4c7aa22f52eefefb642b"}}