{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JGQG5XMIGLLPNM24ELUKWIDBMI","short_pith_number":"pith:JGQG5XMI","canonical_record":{"source":{"id":"1611.06909","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-21T17:24:24Z","cross_cats_sorted":[],"title_canon_sha256":"5f09b94726323a92d76ffe953871bb0b398bd1fd561ef98e36c665b5d614553c","abstract_canon_sha256":"8d7d6189f893f755ff987e3bab443e9b7c7b5cd59643f664af7f85059c1932e3"},"schema_version":"1.0"},"canonical_sha256":"49a06edd8832d6f6b35c22e8ab206162016aacd917c5718903dd2f97a8ecc5b2","source":{"kind":"arxiv","id":"1611.06909","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.06909","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1611.06909v1","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.06909","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"JGQG5XMIGLLP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JGQG5XMIGLLPNM24","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JGQG5XMI","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JGQG5XMIGLLPNM24ELUKWIDBMI","target":"record","payload":{"canonical_record":{"source":{"id":"1611.06909","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-21T17:24:24Z","cross_cats_sorted":[],"title_canon_sha256":"5f09b94726323a92d76ffe953871bb0b398bd1fd561ef98e36c665b5d614553c","abstract_canon_sha256":"8d7d6189f893f755ff987e3bab443e9b7c7b5cd59643f664af7f85059c1932e3"},"schema_version":"1.0"},"canonical_sha256":"49a06edd8832d6f6b35c22e8ab206162016aacd917c5718903dd2f97a8ecc5b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:47.329694Z","signature_b64":"7gzzx7//XS9vzowBCKHk7uvs9ilM60MVAUS9CY/nlM4L0YQr4rYGkiu6g4zuWI85x6Yh1gaRWau3Jax2oSe2Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"49a06edd8832d6f6b35c22e8ab206162016aacd917c5718903dd2f97a8ecc5b2","last_reissued_at":"2026-05-18T00:44:47.329134Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:47.329134Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.06909","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":"2026-05-18T00:44:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2w2U2/8ViSM17WjGqKO29/pdnwdOQT7dJg1Ij5jmmmDn3dUUL7Zokc0vILAVFhfvVDobWhXx7evEHatqBxTKAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T03:38:29.173696Z"},"content_sha256":"6fa0768de071cb7a729e230143708f0c24a22f83cdad9bb6444c73abdb2e035a","schema_version":"1.0","event_id":"sha256:6fa0768de071cb7a729e230143708f0c24a22f83cdad9bb6444c73abdb2e035a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JGQG5XMIGLLPNM24ELUKWIDBMI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Future of X-ray Reverberation from AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A.C. Fabian, D.R.Wilkins, E.Kara, E.M. Cackett, P.Uttley, W.N. Alston","submitted_at":"2016-11-21T17:24:24Z","abstract_excerpt":"XMM-Newton is capable of making a transformational advance in our understanding of how luminous accreting black holes work, by dedicating about 10 per cent of future observing time to long observations, of order Megaseconds, to X-ray variable Active Galactic Nuclei (AGN) research. This would enable reverberation studies, already a commonplace feature of AGN, to proceed to the next level and follow the behaviour of the powerful dynamic corona. Such a dedicated legacy programme can only be carried out with XMM-Newton."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.06909","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":"2026-05-18T00:44:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QjTJpdaggyRggVf+pj36+uz2ylrkWdR5opZZmoHffrtCj2mEf6LgX966DjMW5+QYWgCigQsbQyg8Dh00mih6Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T03:38:29.174260Z"},"content_sha256":"4814aa5d3fe33343278f81da8e94d3abba743a4a6e433d02e13e59542540ea26","schema_version":"1.0","event_id":"sha256:4814aa5d3fe33343278f81da8e94d3abba743a4a6e433d02e13e59542540ea26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/bundle.json","state_url":"https://pith.science/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/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":"2026-05-19T03:38:29Z","links":{"resolver":"https://pith.science/pith/JGQG5XMIGLLPNM24ELUKWIDBMI","bundle":"https://pith.science/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/bundle.json","state":"https://pith.science/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JGQG5XMIGLLPNM24ELUKWIDBMI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JGQG5XMIGLLPNM24ELUKWIDBMI","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":"8d7d6189f893f755ff987e3bab443e9b7c7b5cd59643f664af7f85059c1932e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-21T17:24:24Z","title_canon_sha256":"5f09b94726323a92d76ffe953871bb0b398bd1fd561ef98e36c665b5d614553c"},"schema_version":"1.0","source":{"id":"1611.06909","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.06909","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1611.06909v1","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.06909","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"JGQG5XMIGLLP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JGQG5XMIGLLPNM24","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JGQG5XMI","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:4814aa5d3fe33343278f81da8e94d3abba743a4a6e433d02e13e59542540ea26","target":"graph","created_at":"2026-05-18T00:44:47Z","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"},"paper":{"abstract_excerpt":"XMM-Newton is capable of making a transformational advance in our understanding of how luminous accreting black holes work, by dedicating about 10 per cent of future observing time to long observations, of order Megaseconds, to X-ray variable Active Galactic Nuclei (AGN) research. This would enable reverberation studies, already a commonplace feature of AGN, to proceed to the next level and follow the behaviour of the powerful dynamic corona. Such a dedicated legacy programme can only be carried out with XMM-Newton.","authors_text":"A.C. Fabian, D.R.Wilkins, E.Kara, E.M. Cackett, P.Uttley, W.N. Alston","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-21T17:24:24Z","title":"The Future of X-ray Reverberation from AGN"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.06909","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":"sha256:6fa0768de071cb7a729e230143708f0c24a22f83cdad9bb6444c73abdb2e035a","target":"record","created_at":"2026-05-18T00:44:47Z","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":"8d7d6189f893f755ff987e3bab443e9b7c7b5cd59643f664af7f85059c1932e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-11-21T17:24:24Z","title_canon_sha256":"5f09b94726323a92d76ffe953871bb0b398bd1fd561ef98e36c665b5d614553c"},"schema_version":"1.0","source":{"id":"1611.06909","kind":"arxiv","version":1}},"canonical_sha256":"49a06edd8832d6f6b35c22e8ab206162016aacd917c5718903dd2f97a8ecc5b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"49a06edd8832d6f6b35c22e8ab206162016aacd917c5718903dd2f97a8ecc5b2","first_computed_at":"2026-05-18T00:44:47.329134Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:47.329134Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7gzzx7//XS9vzowBCKHk7uvs9ilM60MVAUS9CY/nlM4L0YQr4rYGkiu6g4zuWI85x6Yh1gaRWau3Jax2oSe2Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:47.329694Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.06909","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6fa0768de071cb7a729e230143708f0c24a22f83cdad9bb6444c73abdb2e035a","sha256:4814aa5d3fe33343278f81da8e94d3abba743a4a6e433d02e13e59542540ea26"],"state_sha256":"113130b53fe8a66ea69408ed6f89805040f031bbc224704bfa46fbec70f18b1a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S/PLYxCHdNRwRsWtmztQ0d8o3+a7YGzZojFeuhKKVnKZqTWz1IYPTUvoWSlb9eRa9UqCZRGSTpvfyuZ5CXPSAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T03:38:29.175990Z","bundle_sha256":"1ef88294b1548f3972a6c3290f508e3e389d7e8311a4261acb6b275a1cc2d565"}}