{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:INJN4IPZK3KNDNZIOF6KPTDEJH","short_pith_number":"pith:INJN4IPZ","canonical_record":{"source":{"id":"1907.10161","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-07-23T22:27:20Z","cross_cats_sorted":[],"title_canon_sha256":"f114ad41af43d7a0e1453b34b8bfd910610e580d684d9b104112f810ea73c9b6","abstract_canon_sha256":"c79d6ff230aca3b7ea6d5a2a534da17d76ae7c4aa58eefe0b4e4cb58cf6029dc"},"schema_version":"1.0"},"canonical_sha256":"4352de21f956d4d1b728717ca7cc6449cc8cbb4794f5bb6ad183db3bef66a4d3","source":{"kind":"arxiv","id":"1907.10161","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.10161","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"arxiv_version","alias_value":"1907.10161v1","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.10161","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_12","alias_value":"INJN4IPZK3KN","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_16","alias_value":"INJN4IPZK3KNDNZI","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_8","alias_value":"INJN4IPZ","created_at":"2026-07-05T00:06:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:INJN4IPZK3KNDNZIOF6KPTDEJH","target":"record","payload":{"canonical_record":{"source":{"id":"1907.10161","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-07-23T22:27:20Z","cross_cats_sorted":[],"title_canon_sha256":"f114ad41af43d7a0e1453b34b8bfd910610e580d684d9b104112f810ea73c9b6","abstract_canon_sha256":"c79d6ff230aca3b7ea6d5a2a534da17d76ae7c4aa58eefe0b4e4cb58cf6029dc"},"schema_version":"1.0"},"canonical_sha256":"4352de21f956d4d1b728717ca7cc6449cc8cbb4794f5bb6ad183db3bef66a4d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:06:50.526962Z","signature_b64":"DfnaRVyoPCAYilPXTZUzHPDWuWePsWqrKMZNpRSQGrF/0Hf1cWVbe9IXhrRFzo15RAXQY7HSQXSA+d8Zx1l1AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4352de21f956d4d1b728717ca7cc6449cc8cbb4794f5bb6ad183db3bef66a4d3","last_reissued_at":"2026-07-05T00:06:50.526552Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:06:50.526552Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.10161","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":"2026-07-05T00:06:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GGVFFrYdlk6a/86+bIMtTWcVz+T0WtxxxQlk1w3obnsGAWO6djO3ADgrhT94Qcw56NL/SgYXR2qSZyrW+cEpBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T05:04:32.918364Z"},"content_sha256":"2279d3bd2471b46143ca74d64e044baeb2cfd5b7c6f1c7a59db2e85654cf49b3","schema_version":"1.0","event_id":"sha256:2279d3bd2471b46143ca74d64e044baeb2cfd5b7c6f1c7a59db2e85654cf49b3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:INJN4IPZK3KNDNZIOF6KPTDEJH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dual black hole associated with obscured and unobscured AGN: CXO J101527.2+625911","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. S. Evans, D.-C. Kim, E. Momjian, G. C. Privon, Ilsang Yoon, Ji Hoon Kim, L. Barcos-Munoz, Minjin Kim, S. T. Linden","submitted_at":"2019-07-23T22:27:20Z","abstract_excerpt":"We report the results of an investigation to determine the nature of the offset active galactic nucleus (AGN) found in the source CXO J101527.2+625911. Hubble Space Telescope and Chandra X-ray observatory data had suggested that the offset AGN, which has an angular separation of only 0\\farcs26 from the center of the host galaxy, is a recoiled Super Massive Black Hole (rSMBH). We carried out high angular resolution observations with both the VLBA (1.54 GHz) and the VLA (10.0 GHz \\& 33.0 GHz) and detected a single compact radio source in the center of the host galaxy, with no radio continuum emi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.10161","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/1907.10161/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":"2026-07-05T00:06:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O/5TdJr/AwvOI9DCjEqwcz6SKv6WN5JHM4gxBuUWqPTbtqDyPhlpLFO4UBAzEK8ZMGO6BxLZc+jFzLNF9LPrCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T05:04:32.919223Z"},"content_sha256":"42ce7f0c91af8097891bf59c4c1e717a37eea833bd9035e1626164c4c7feedad","schema_version":"1.0","event_id":"sha256:42ce7f0c91af8097891bf59c4c1e717a37eea833bd9035e1626164c4c7feedad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/bundle.json","state_url":"https://pith.science/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/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":"2026-08-01T05:04:32Z","links":{"resolver":"https://pith.science/pith/INJN4IPZK3KNDNZIOF6KPTDEJH","bundle":"https://pith.science/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/bundle.json","state":"https://pith.science/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/INJN4IPZK3KNDNZIOF6KPTDEJH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:INJN4IPZK3KNDNZIOF6KPTDEJH","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":"c79d6ff230aca3b7ea6d5a2a534da17d76ae7c4aa58eefe0b4e4cb58cf6029dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-07-23T22:27:20Z","title_canon_sha256":"f114ad41af43d7a0e1453b34b8bfd910610e580d684d9b104112f810ea73c9b6"},"schema_version":"1.0","source":{"id":"1907.10161","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.10161","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"arxiv_version","alias_value":"1907.10161v1","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.10161","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_12","alias_value":"INJN4IPZK3KN","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_16","alias_value":"INJN4IPZK3KNDNZI","created_at":"2026-07-05T00:06:50Z"},{"alias_kind":"pith_short_8","alias_value":"INJN4IPZ","created_at":"2026-07-05T00:06:50Z"}],"graph_snapshots":[{"event_id":"sha256:42ce7f0c91af8097891bf59c4c1e717a37eea833bd9035e1626164c4c7feedad","target":"graph","created_at":"2026-07-05T00:06:50Z","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/1907.10161/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report the results of an investigation to determine the nature of the offset active galactic nucleus (AGN) found in the source CXO J101527.2+625911. Hubble Space Telescope and Chandra X-ray observatory data had suggested that the offset AGN, which has an angular separation of only 0\\farcs26 from the center of the host galaxy, is a recoiled Super Massive Black Hole (rSMBH). We carried out high angular resolution observations with both the VLBA (1.54 GHz) and the VLA (10.0 GHz \\& 33.0 GHz) and detected a single compact radio source in the center of the host galaxy, with no radio continuum emi","authors_text":"A. S. Evans, D.-C. Kim, E. Momjian, G. C. Privon, Ilsang Yoon, Ji Hoon Kim, L. Barcos-Munoz, Minjin Kim, S. T. Linden","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-07-23T22:27:20Z","title":"Dual black hole associated with obscured and unobscured AGN: CXO J101527.2+625911"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.10161","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":"sha256:2279d3bd2471b46143ca74d64e044baeb2cfd5b7c6f1c7a59db2e85654cf49b3","target":"record","created_at":"2026-07-05T00:06:50Z","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":"c79d6ff230aca3b7ea6d5a2a534da17d76ae7c4aa58eefe0b4e4cb58cf6029dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-07-23T22:27:20Z","title_canon_sha256":"f114ad41af43d7a0e1453b34b8bfd910610e580d684d9b104112f810ea73c9b6"},"schema_version":"1.0","source":{"id":"1907.10161","kind":"arxiv","version":1}},"canonical_sha256":"4352de21f956d4d1b728717ca7cc6449cc8cbb4794f5bb6ad183db3bef66a4d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4352de21f956d4d1b728717ca7cc6449cc8cbb4794f5bb6ad183db3bef66a4d3","first_computed_at":"2026-07-05T00:06:50.526552Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:06:50.526552Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DfnaRVyoPCAYilPXTZUzHPDWuWePsWqrKMZNpRSQGrF/0Hf1cWVbe9IXhrRFzo15RAXQY7HSQXSA+d8Zx1l1AA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:06:50.526962Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.10161","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2279d3bd2471b46143ca74d64e044baeb2cfd5b7c6f1c7a59db2e85654cf49b3","sha256:42ce7f0c91af8097891bf59c4c1e717a37eea833bd9035e1626164c4c7feedad"],"state_sha256":"a1ae1fda5783fb4630cec744e021973af78cc6b422d9a1f156a78f6562385c4d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xGvtd940zvv7eUqJ57sFC7vJLN8dwXu6Zs1XzkOGFf91SiYy67Lo37baqEkVvysbBWdF0zk8J6hCQa1rUVCSCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T05:04:32.928524Z","bundle_sha256":"4d99e0869dbe2cf8b4cf86ec072b8c3c84bb78dfb265326ddb23ab960945c4ac"}}