{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SU5X2ZRVQZPTQP4UK6SJYZLI56","short_pith_number":"pith:SU5X2ZRV","canonical_record":{"source":{"id":"1504.01844","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-08T06:59:48Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"title_canon_sha256":"cb0991ee75a040443e3f09f3513580cab8802bc5b5ad90dcf64d361ac729f8e2","abstract_canon_sha256":"e6b1a2d8305fa23928fa19f04db922b477963ed03a7c037764b7e27d4a0712a1"},"schema_version":"1.0"},"canonical_sha256":"953b7d6635865f383f9457a49c6568ef891f7b975b1e78013f91ac0c521d15ac","source":{"kind":"arxiv","id":"1504.01844","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.01844","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"arxiv_version","alias_value":"1504.01844v1","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01844","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"pith_short_12","alias_value":"SU5X2ZRVQZPT","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SU5X2ZRVQZPTQP4U","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SU5X2ZRV","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SU5X2ZRVQZPTQP4UK6SJYZLI56","target":"record","payload":{"canonical_record":{"source":{"id":"1504.01844","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-08T06:59:48Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"title_canon_sha256":"cb0991ee75a040443e3f09f3513580cab8802bc5b5ad90dcf64d361ac729f8e2","abstract_canon_sha256":"e6b1a2d8305fa23928fa19f04db922b477963ed03a7c037764b7e27d4a0712a1"},"schema_version":"1.0"},"canonical_sha256":"953b7d6635865f383f9457a49c6568ef891f7b975b1e78013f91ac0c521d15ac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:55:32.190855Z","signature_b64":"5k/kA68gUSMbbfRFq/iIRqjlIpROKOba8OmUNG+IgSMwSI5nI8opcEwkAC0RYwg12ZHcVqX2uUg+vMX0+XW9AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"953b7d6635865f383f9457a49c6568ef891f7b975b1e78013f91ac0c521d15ac","last_reissued_at":"2026-05-18T01:55:32.190191Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:55:32.190191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.01844","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":"2026-05-18T01:55:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HVqbJ9PAtw8Sd6zr5lg+wKnDtKq2Gz/JZ0UI/FjQMMy3vVO/4y9IFYee/oS5OphXuxIe6jm6DM2aCB5A0scJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:50:00.563901Z"},"content_sha256":"12c2badb5b0b2f034e5b73101a5576dadfb5603f21e01eda686967bda93a01e5","schema_version":"1.0","event_id":"sha256:12c2badb5b0b2f034e5b73101a5576dadfb5603f21e01eda686967bda93a01e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SU5X2ZRVQZPTQP4UK6SJYZLI56","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Supermassive Black Holes with High Accretion Rates in Active Galactic Nuclei. IV. H$\\beta$ Time Lags and Implications for Super-Eddington Accretion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Cheng cheng, Chen Hu, Hagai Netzer, Jian-Min Wang (SEAMBH collaboration), Jie Qiu, Jin-Ming Bai, Kai-Xing Lu, Luis C. Ho, Pu Du, Shai Kaspi, Wei-Hao Bian, Xu-Liang Fan, Yang-Wei Zhang, Yan-Rong Li, Ye-Fei Yuan, Ying-Ke Huang","submitted_at":"2015-04-08T06:59:48Z","abstract_excerpt":"We have completed two years of photometric and spectroscopic monitoring of a large number of active galactic nuclei (AGNs) with very high accretion rates. In this paper, we report on the result of the second phase of the campaign, during 2013--2014, and the measurements of five new H$\\beta$ time lags out of eight monitored AGNs. All five objects were identified as super-Eddington accreting massive black holes (SEAMBHs). The highest measured accretion rates for the objects in this campaign are $\\dot{\\mathscr{M}}\\gtrsim 200$, where $\\dot{\\mathscr{M}}= \\dot{M}_{\\bullet}/L_{\\rm Edd}c^{-2}$, $\\dot{"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01844","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":"2026-05-18T01:55:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pkzemZa6I2V1FOjQU2gkOXLc5i7ZWzTK590BHSKG5cWZcrQR4LROZr67VDqF23jn5PtBjKuLh1zaF3CtnM9FDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:50:00.564491Z"},"content_sha256":"25ba0d252bfc9b56a1f42f84294c944d25867e4c06df080569c34f795e60b646","schema_version":"1.0","event_id":"sha256:25ba0d252bfc9b56a1f42f84294c944d25867e4c06df080569c34f795e60b646"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/bundle.json","state_url":"https://pith.science/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/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":"2026-06-07T08:50:00Z","links":{"resolver":"https://pith.science/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56","bundle":"https://pith.science/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/bundle.json","state":"https://pith.science/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SU5X2ZRVQZPTQP4UK6SJYZLI56/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SU5X2ZRVQZPTQP4UK6SJYZLI56","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":"e6b1a2d8305fa23928fa19f04db922b477963ed03a7c037764b7e27d4a0712a1","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-08T06:59:48Z","title_canon_sha256":"cb0991ee75a040443e3f09f3513580cab8802bc5b5ad90dcf64d361ac729f8e2"},"schema_version":"1.0","source":{"id":"1504.01844","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.01844","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"arxiv_version","alias_value":"1504.01844v1","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01844","created_at":"2026-05-18T01:55:32Z"},{"alias_kind":"pith_short_12","alias_value":"SU5X2ZRVQZPT","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SU5X2ZRVQZPTQP4U","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SU5X2ZRV","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:25ba0d252bfc9b56a1f42f84294c944d25867e4c06df080569c34f795e60b646","target":"graph","created_at":"2026-05-18T01:55:32Z","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":"We have completed two years of photometric and spectroscopic monitoring of a large number of active galactic nuclei (AGNs) with very high accretion rates. In this paper, we report on the result of the second phase of the campaign, during 2013--2014, and the measurements of five new H$\\beta$ time lags out of eight monitored AGNs. All five objects were identified as super-Eddington accreting massive black holes (SEAMBHs). The highest measured accretion rates for the objects in this campaign are $\\dot{\\mathscr{M}}\\gtrsim 200$, where $\\dot{\\mathscr{M}}= \\dot{M}_{\\bullet}/L_{\\rm Edd}c^{-2}$, $\\dot{","authors_text":"Cheng cheng, Chen Hu, Hagai Netzer, Jian-Min Wang (SEAMBH collaboration), Jie Qiu, Jin-Ming Bai, Kai-Xing Lu, Luis C. Ho, Pu Du, Shai Kaspi, Wei-Hao Bian, Xu-Liang Fan, Yang-Wei Zhang, Yan-Rong Li, Ye-Fei Yuan, Ying-Ke Huang","cross_cats":["astro-ph.CO","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-08T06:59:48Z","title":"Supermassive Black Holes with High Accretion Rates in Active Galactic Nuclei. IV. H$\\beta$ Time Lags and Implications for Super-Eddington Accretion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01844","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":"sha256:12c2badb5b0b2f034e5b73101a5576dadfb5603f21e01eda686967bda93a01e5","target":"record","created_at":"2026-05-18T01:55:32Z","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":"e6b1a2d8305fa23928fa19f04db922b477963ed03a7c037764b7e27d4a0712a1","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-08T06:59:48Z","title_canon_sha256":"cb0991ee75a040443e3f09f3513580cab8802bc5b5ad90dcf64d361ac729f8e2"},"schema_version":"1.0","source":{"id":"1504.01844","kind":"arxiv","version":1}},"canonical_sha256":"953b7d6635865f383f9457a49c6568ef891f7b975b1e78013f91ac0c521d15ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"953b7d6635865f383f9457a49c6568ef891f7b975b1e78013f91ac0c521d15ac","first_computed_at":"2026-05-18T01:55:32.190191Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:55:32.190191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5k/kA68gUSMbbfRFq/iIRqjlIpROKOba8OmUNG+IgSMwSI5nI8opcEwkAC0RYwg12ZHcVqX2uUg+vMX0+XW9AA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:55:32.190855Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.01844","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12c2badb5b0b2f034e5b73101a5576dadfb5603f21e01eda686967bda93a01e5","sha256:25ba0d252bfc9b56a1f42f84294c944d25867e4c06df080569c34f795e60b646"],"state_sha256":"3592df861caf7d6a4dd1fb7a5b6aeb460fc848b7511dd817ec584815a01aefd8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xvLEAAQYohMaerfY5Xgyo1OsaAn/oFCe1S7yZAzyAfJ1CGA2olW7MN/dBmt8Te5PkzXr8LMDS2aFDiIOuXyqBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T08:50:00.567849Z","bundle_sha256":"f12fb5f0689a33f454b6957f2eeb6330d17b8b5c2a763d9c6aa83e89661558d9"}}