{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:YFTLRSZUJAVWYRQKEJQIUDCWUV","short_pith_number":"pith:YFTLRSZU","canonical_record":{"source":{"id":"astro-ph/0311619","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-28T13:50:31Z","cross_cats_sorted":[],"title_canon_sha256":"2747565834d700be818f6663f2ab45884e06d486c423f28797da2cc5d741658d","abstract_canon_sha256":"80d738fc84d792479e6a64ba5fba892c1500da6562371aff3892210dd337995c"},"schema_version":"1.0"},"canonical_sha256":"c166b8cb34482b6c460a22608a0c56a57e8b175e7a26c5aefe6ffc1a79802524","source":{"kind":"arxiv","id":"astro-ph/0311619","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0311619","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0311619v2","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0311619","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_12","alias_value":"YFTLRSZUJAVW","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_16","alias_value":"YFTLRSZUJAVWYRQK","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_8","alias_value":"YFTLRSZU","created_at":"2026-07-04T15:20:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:YFTLRSZUJAVWYRQKEJQIUDCWUV","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0311619","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-28T13:50:31Z","cross_cats_sorted":[],"title_canon_sha256":"2747565834d700be818f6663f2ab45884e06d486c423f28797da2cc5d741658d","abstract_canon_sha256":"80d738fc84d792479e6a64ba5fba892c1500da6562371aff3892210dd337995c"},"schema_version":"1.0"},"canonical_sha256":"c166b8cb34482b6c460a22608a0c56a57e8b175e7a26c5aefe6ffc1a79802524","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:20:12.888958Z","signature_b64":"FD5wo544GJZTJN5+CPN2LcOYnMrk/hNgPDOjWqQ0aWp/U2XEVxK6TQjmopDkyxKVGxr9ybUCPykqJDkb66wKCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c166b8cb34482b6c460a22608a0c56a57e8b175e7a26c5aefe6ffc1a79802524","last_reissued_at":"2026-07-04T15:20:12.888483Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:20:12.888483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0311619","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":"2026-07-04T15:20:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1mKYlzQCNQKxnvZzBw4d+fsH8RKEr6sSI0UH7PTg4cYNqyFfh+Jh6AbYywM6IOoPVWhCK9mELQe/blemm86pAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:02:48.772501Z"},"content_sha256":"e81e9a09d9eafbcd3d57872e7eb16bae8dc067d419345fae50d6dc0956feaaf1","schema_version":"1.0","event_id":"sha256:e81e9a09d9eafbcd3d57872e7eb16bae8dc067d419345fae50d6dc0956feaaf1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:YFTLRSZUJAVWYRQKEJQIUDCWUV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Supermassive Black Holes, Relics of Active Galactic Nuclei and the X-ray Background","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Marconi, G. Risaliti, L. K. Hunt, M. Salvati, R. Gilli, R. Maiolino","submitted_at":"2003-11-28T13:50:31Z","abstract_excerpt":"We quantify the importance of mass accretion during AGN phases in the growth of supermassive black holes (BH) by comparing the mass function of black holes in the local universe with that expected from AGN relics, which are black holes grown entirely with mass accretion during AGN phases. The local BH mass function (BHMF) is estimated by applying the well-known correlations between BH mass, bulge luminosity and stellar velocity dispersion to galaxy luminosity and velocity functions. The density of BH's in the local universe is 4.6 (-1.4; +1.9) (h/0.7)^2 10^5 Msun Mpc^-3. The relic BHMF is deri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0311619","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0311619/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":"2026-07-04T15:20:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GWyjMyQOxconbRx1ejEiIyUNE9Erecn0zGJ6UXkADjC/4pK0cvbrHc8lGMZ7L04+rc4yJaXR/ggqh6EtEw8zDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T07:02:48.773031Z"},"content_sha256":"27935e7c35c34b1cc2972e060c72314a0ce28499ba9e3f12931a88abc2dfa3e4","schema_version":"1.0","event_id":"sha256:27935e7c35c34b1cc2972e060c72314a0ce28499ba9e3f12931a88abc2dfa3e4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/bundle.json","state_url":"https://pith.science/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/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":"2026-08-06T07:02:48Z","links":{"resolver":"https://pith.science/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV","bundle":"https://pith.science/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/bundle.json","state":"https://pith.science/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YFTLRSZUJAVWYRQKEJQIUDCWUV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:YFTLRSZUJAVWYRQKEJQIUDCWUV","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":"80d738fc84d792479e6a64ba5fba892c1500da6562371aff3892210dd337995c","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-28T13:50:31Z","title_canon_sha256":"2747565834d700be818f6663f2ab45884e06d486c423f28797da2cc5d741658d"},"schema_version":"1.0","source":{"id":"astro-ph/0311619","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0311619","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0311619v2","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0311619","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_12","alias_value":"YFTLRSZUJAVW","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_16","alias_value":"YFTLRSZUJAVWYRQK","created_at":"2026-07-04T15:20:12Z"},{"alias_kind":"pith_short_8","alias_value":"YFTLRSZU","created_at":"2026-07-04T15:20:12Z"}],"graph_snapshots":[{"event_id":"sha256:27935e7c35c34b1cc2972e060c72314a0ce28499ba9e3f12931a88abc2dfa3e4","target":"graph","created_at":"2026-07-04T15:20:12Z","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/astro-ph/0311619/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We quantify the importance of mass accretion during AGN phases in the growth of supermassive black holes (BH) by comparing the mass function of black holes in the local universe with that expected from AGN relics, which are black holes grown entirely with mass accretion during AGN phases. The local BH mass function (BHMF) is estimated by applying the well-known correlations between BH mass, bulge luminosity and stellar velocity dispersion to galaxy luminosity and velocity functions. The density of BH's in the local universe is 4.6 (-1.4; +1.9) (h/0.7)^2 10^5 Msun Mpc^-3. The relic BHMF is deri","authors_text":"A. Marconi, G. Risaliti, L. K. Hunt, M. Salvati, R. Gilli, R. Maiolino","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-11-28T13:50:31Z","title":"Local Supermassive Black Holes, Relics of Active Galactic Nuclei and the X-ray Background"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0311619","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:e81e9a09d9eafbcd3d57872e7eb16bae8dc067d419345fae50d6dc0956feaaf1","target":"record","created_at":"2026-07-04T15:20:12Z","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":"80d738fc84d792479e6a64ba5fba892c1500da6562371aff3892210dd337995c","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-28T13:50:31Z","title_canon_sha256":"2747565834d700be818f6663f2ab45884e06d486c423f28797da2cc5d741658d"},"schema_version":"1.0","source":{"id":"astro-ph/0311619","kind":"arxiv","version":2}},"canonical_sha256":"c166b8cb34482b6c460a22608a0c56a57e8b175e7a26c5aefe6ffc1a79802524","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c166b8cb34482b6c460a22608a0c56a57e8b175e7a26c5aefe6ffc1a79802524","first_computed_at":"2026-07-04T15:20:12.888483Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:20:12.888483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FD5wo544GJZTJN5+CPN2LcOYnMrk/hNgPDOjWqQ0aWp/U2XEVxK6TQjmopDkyxKVGxr9ybUCPykqJDkb66wKCg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:20:12.888958Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0311619","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e81e9a09d9eafbcd3d57872e7eb16bae8dc067d419345fae50d6dc0956feaaf1","sha256:27935e7c35c34b1cc2972e060c72314a0ce28499ba9e3f12931a88abc2dfa3e4"],"state_sha256":"193c152b5ea49cc5fcfed57940df0b23df92fb0ef3bbc5ff3dbdc12cd56b74bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wfb42VLYjrVnYRXnfZazRqhqwi63+FDO0Jtt+sQVNAJ/+44kmoNYSHDCIY7DwPWGBCQDOVCTewJCc/8UO/i/BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T07:02:48.777627Z","bundle_sha256":"953945f723a72b94c8f15ad49a67436cf54004c1c003441604597d5e57b8eb7d"}}