{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:L6ZIADJDKGLZSEMXCQBJV4FCOG","short_pith_number":"pith:L6ZIADJD","canonical_record":{"source":{"id":"1001.2281","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-01-13T19:29:05Z","cross_cats_sorted":[],"title_canon_sha256":"9e494b63919e2f8ef4bbdbad2a6baeddedb7f8ddc5e992eb2623ad7be9d77e8b","abstract_canon_sha256":"89a30f64f62842bcc1275eca76620d228bc57dac2100435e236fd3eb15974499"},"schema_version":"1.0"},"canonical_sha256":"5fb2800d23519799119714029af0a2718e970ceae10e1cde1b79a7abea9239df","source":{"kind":"arxiv","id":"1001.2281","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1001.2281","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"arxiv_version","alias_value":"1001.2281v2","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.2281","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"pith_short_12","alias_value":"L6ZIADJDKGLZ","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"L6ZIADJDKGLZSEMX","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"L6ZIADJD","created_at":"2026-05-18T12:26:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:L6ZIADJDKGLZSEMXCQBJV4FCOG","target":"record","payload":{"canonical_record":{"source":{"id":"1001.2281","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-01-13T19:29:05Z","cross_cats_sorted":[],"title_canon_sha256":"9e494b63919e2f8ef4bbdbad2a6baeddedb7f8ddc5e992eb2623ad7be9d77e8b","abstract_canon_sha256":"89a30f64f62842bcc1275eca76620d228bc57dac2100435e236fd3eb15974499"},"schema_version":"1.0"},"canonical_sha256":"5fb2800d23519799119714029af0a2718e970ceae10e1cde1b79a7abea9239df","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:09:52.651444Z","signature_b64":"oeKZ/DjkjHR8ASw+8VAlQMV/OnXB/pXFqkbrBzV5SHc8G2Y+sx5OmtG86aGgaG8JRJRQY/OFYMpyz5IZrXY7CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5fb2800d23519799119714029af0a2718e970ceae10e1cde1b79a7abea9239df","last_reissued_at":"2026-05-18T02:09:52.650788Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:09:52.650788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1001.2281","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:09:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tYoyN0WuE7zhkioea80zOfmH9TC/Z8qP6A8+Jn7bdlQhUhxsAObECMEc7h+2mo7phEs1Xguiy5CIlh4vbxwODg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T02:45:09.914474Z"},"content_sha256":"20976bed72a9eb6b0ab1975d8394d15826118e3815e41f16b1683493106d0bd5","schema_version":"1.0","event_id":"sha256:20976bed72a9eb6b0ab1975d8394d15826118e3815e41f16b1683493106d0bd5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:L6ZIADJDKGLZSEMXCQBJV4FCOG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The impact of AGN feedback and baryonic cooling on galaxy clusters as gravitational lenses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Leonard, D. Sijacki, E. Puchwein, I. G. McCarthy, J. M. G. Mead, L. J. King","submitted_at":"2010-01-13T19:29:05Z","abstract_excerpt":"We investigate the impact of AGN feedback on the gravitational lensing properties of a sample of galaxy clusters with masses in the range 10^14 - 10^15 Msol, using state-of-the-art simulations. Adopting a ray-tracing algorithm, we compute the cross-section of giant arcs from clusters simulated with dark-matter only physics (DM), dark matter plus gas with cooling and star formation (CSF), and dark matter plus gas with cooling, star formation and AGN feedback (CSFBH). Once AGN feedback is included, baryonic physics boosts the strong lensing cross-section by much less than previously estimated us"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.2281","kind":"arxiv","version":2},"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":"2026-05-18T02:09:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hIJcmdCzeeppdZ0asrxXXxPmNIK4qAhde+cecoektg00MjocemlYxW7LXG3GYjJWeH8N7pqtBJQVc4lJz9hUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T02:45:09.914833Z"},"content_sha256":"d0d8d46b2054157c15ed8ccb79d86a18f747919d052014d381580ad357447dd1","schema_version":"1.0","event_id":"sha256:d0d8d46b2054157c15ed8ccb79d86a18f747919d052014d381580ad357447dd1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/bundle.json","state_url":"https://pith.science/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/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":"2026-05-19T02:45:09Z","links":{"resolver":"https://pith.science/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG","bundle":"https://pith.science/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/bundle.json","state":"https://pith.science/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L6ZIADJDKGLZSEMXCQBJV4FCOG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:L6ZIADJDKGLZSEMXCQBJV4FCOG","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":"89a30f64f62842bcc1275eca76620d228bc57dac2100435e236fd3eb15974499","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-01-13T19:29:05Z","title_canon_sha256":"9e494b63919e2f8ef4bbdbad2a6baeddedb7f8ddc5e992eb2623ad7be9d77e8b"},"schema_version":"1.0","source":{"id":"1001.2281","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1001.2281","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"arxiv_version","alias_value":"1001.2281v2","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.2281","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"pith_short_12","alias_value":"L6ZIADJDKGLZ","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"L6ZIADJDKGLZSEMX","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"L6ZIADJD","created_at":"2026-05-18T12:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:d0d8d46b2054157c15ed8ccb79d86a18f747919d052014d381580ad357447dd1","target":"graph","created_at":"2026-05-18T02:09:52Z","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 investigate the impact of AGN feedback on the gravitational lensing properties of a sample of galaxy clusters with masses in the range 10^14 - 10^15 Msol, using state-of-the-art simulations. Adopting a ray-tracing algorithm, we compute the cross-section of giant arcs from clusters simulated with dark-matter only physics (DM), dark matter plus gas with cooling and star formation (CSF), and dark matter plus gas with cooling, star formation and AGN feedback (CSFBH). Once AGN feedback is included, baryonic physics boosts the strong lensing cross-section by much less than previously estimated us","authors_text":"A. Leonard, D. Sijacki, E. Puchwein, I. G. McCarthy, J. M. G. Mead, L. J. King","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-01-13T19:29:05Z","title":"The impact of AGN feedback and baryonic cooling on galaxy clusters as gravitational lenses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.2281","kind":"arxiv","version":2},"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":"sha256:20976bed72a9eb6b0ab1975d8394d15826118e3815e41f16b1683493106d0bd5","target":"record","created_at":"2026-05-18T02:09:52Z","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":"89a30f64f62842bcc1275eca76620d228bc57dac2100435e236fd3eb15974499","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-01-13T19:29:05Z","title_canon_sha256":"9e494b63919e2f8ef4bbdbad2a6baeddedb7f8ddc5e992eb2623ad7be9d77e8b"},"schema_version":"1.0","source":{"id":"1001.2281","kind":"arxiv","version":2}},"canonical_sha256":"5fb2800d23519799119714029af0a2718e970ceae10e1cde1b79a7abea9239df","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5fb2800d23519799119714029af0a2718e970ceae10e1cde1b79a7abea9239df","first_computed_at":"2026-05-18T02:09:52.650788Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:09:52.650788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oeKZ/DjkjHR8ASw+8VAlQMV/OnXB/pXFqkbrBzV5SHc8G2Y+sx5OmtG86aGgaG8JRJRQY/OFYMpyz5IZrXY7CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:09:52.651444Z","signed_message":"canonical_sha256_bytes"},"source_id":"1001.2281","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20976bed72a9eb6b0ab1975d8394d15826118e3815e41f16b1683493106d0bd5","sha256:d0d8d46b2054157c15ed8ccb79d86a18f747919d052014d381580ad357447dd1"],"state_sha256":"233e892ee3aa1e63b28e682e139a834394455d134c720a6b139715bc2be36cbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TT56950av6K63TfFGxTaBAPPMPsR3xjex/bGAQar0Tq4NUaVuuJgoP0JzCq+5ekylZks1QVdpgVEIhZQiHh6Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T02:45:09.916128Z","bundle_sha256":"271fa4e004ecf20180a70d7cfc808f79c3d6d74b592b98ab5ba569e09b88fc09"}}