{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:XE3HUROEFCEZY2CPMCCRN24RDI","short_pith_number":"pith:XE3HUROE","canonical_record":{"source":{"id":"2412.14248","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-18T19:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"11de9c56653033440496b64a764c6f430706d5641a72501d657aba34a6fd5cf1","abstract_canon_sha256":"e75fee8fccc3f01df4588305596e1f1a371ab5a5ad9133fabafb4c6ce25d87a8"},"schema_version":"1.0"},"canonical_sha256":"b9367a45c428899c684f608516eb911a0b3e63e0ea09a1cda02d59af55bab847","source":{"kind":"arxiv","id":"2412.14248","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.14248","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"arxiv_version","alias_value":"2412.14248v1","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.14248","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_12","alias_value":"XE3HUROEFCEZ","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_16","alias_value":"XE3HUROEFCEZY2CP","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_8","alias_value":"XE3HUROE","created_at":"2026-07-05T09:51:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:XE3HUROEFCEZY2CPMCCRN24RDI","target":"record","payload":{"canonical_record":{"source":{"id":"2412.14248","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-18T19:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"11de9c56653033440496b64a764c6f430706d5641a72501d657aba34a6fd5cf1","abstract_canon_sha256":"e75fee8fccc3f01df4588305596e1f1a371ab5a5ad9133fabafb4c6ce25d87a8"},"schema_version":"1.0"},"canonical_sha256":"b9367a45c428899c684f608516eb911a0b3e63e0ea09a1cda02d59af55bab847","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:51:42.522008Z","signature_b64":"Qr7uaSYEesOnfbHWyKbDgADq2zgSRMRDotdNgx3hF2tj/PfCKSGpdNu7Z1iWXNHBGl0amk2rDMwdqzkSUuMMDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9367a45c428899c684f608516eb911a0b3e63e0ea09a1cda02d59af55bab847","last_reissued_at":"2026-07-05T09:51:42.521508Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:51:42.521508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.14248","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":"2026-07-05T09:51:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vFBIzVbEe+kX1LeBdTaNvLEDwPhh4ECdnJAfr7PlgxjMtm3q1ECXAwU5zt1kyaXIMLlunavbJhcEnX2jDgxMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T09:13:49.111014Z"},"content_sha256":"b0a937bcb0774641097bc696a10ad26ca0384adecdc404bb3d2296bf159e41d9","schema_version":"1.0","event_id":"sha256:b0a937bcb0774641097bc696a10ad26ca0384adecdc404bb3d2296bf159e41d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:XE3HUROEFCEZY2CPMCCRN24RDI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Episodic super-Eddington accretion as a clue to Overmassive Black Holes in the early Universe","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alessandro Lupi, Alessandro Trinca, Ignas Juod\\v{z}balis, Luca Graziani, Marta Volonteri, Priyamvada Natarajan, Raffaella Schneider, Roberto Maiolino, Rosa Valiante, Tommaso Zana","submitted_at":"2024-12-18T19:00:02Z","abstract_excerpt":"Early JWST observations are providing growing evidence for a ubiquitous population of accreting supermassive black holes (BHs) at high redshift, many of which appear overmassive compared to the empirically-derived local scaling relation between black hole mass and host galaxy stellar mass. In this study, we leverage predictions from the semi-analytical Cosmic Archaeology Tool (CAT) to reconstruct the evolutionary pathways for this overmassive BH population, investigating how they assemble over cosmic time and interact with their host galaxies. We find that the large $M_{\\rm BH}-M_{\\rm star}$ r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.14248","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/2412.14248/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":"2026-07-05T09:51:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oENfAkJI1W2WM5EKnsIhDZonhFD9o+BtwfPhkfWu3/h3fLoAy/SVI/CoKiUibmSLAabL+mNBpdRgYBbug+daAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T09:13:49.111501Z"},"content_sha256":"970ff598fccf8746b7ae69895935ec6e67562b0de0e194afafb6d53de3ca41a2","schema_version":"1.0","event_id":"sha256:970ff598fccf8746b7ae69895935ec6e67562b0de0e194afafb6d53de3ca41a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XE3HUROEFCEZY2CPMCCRN24RDI/bundle.json","state_url":"https://pith.science/pith/XE3HUROEFCEZY2CPMCCRN24RDI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XE3HUROEFCEZY2CPMCCRN24RDI/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":"2026-08-05T09:13:49Z","links":{"resolver":"https://pith.science/pith/XE3HUROEFCEZY2CPMCCRN24RDI","bundle":"https://pith.science/pith/XE3HUROEFCEZY2CPMCCRN24RDI/bundle.json","state":"https://pith.science/pith/XE3HUROEFCEZY2CPMCCRN24RDI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XE3HUROEFCEZY2CPMCCRN24RDI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XE3HUROEFCEZY2CPMCCRN24RDI","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":"e75fee8fccc3f01df4588305596e1f1a371ab5a5ad9133fabafb4c6ce25d87a8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-18T19:00:02Z","title_canon_sha256":"11de9c56653033440496b64a764c6f430706d5641a72501d657aba34a6fd5cf1"},"schema_version":"1.0","source":{"id":"2412.14248","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.14248","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"arxiv_version","alias_value":"2412.14248v1","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.14248","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_12","alias_value":"XE3HUROEFCEZ","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_16","alias_value":"XE3HUROEFCEZY2CP","created_at":"2026-07-05T09:51:42Z"},{"alias_kind":"pith_short_8","alias_value":"XE3HUROE","created_at":"2026-07-05T09:51:42Z"}],"graph_snapshots":[{"event_id":"sha256:970ff598fccf8746b7ae69895935ec6e67562b0de0e194afafb6d53de3ca41a2","target":"graph","created_at":"2026-07-05T09:51:42Z","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/2412.14248/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Early JWST observations are providing growing evidence for a ubiquitous population of accreting supermassive black holes (BHs) at high redshift, many of which appear overmassive compared to the empirically-derived local scaling relation between black hole mass and host galaxy stellar mass. In this study, we leverage predictions from the semi-analytical Cosmic Archaeology Tool (CAT) to reconstruct the evolutionary pathways for this overmassive BH population, investigating how they assemble over cosmic time and interact with their host galaxies. We find that the large $M_{\\rm BH}-M_{\\rm star}$ r","authors_text":"Alessandro Lupi, Alessandro Trinca, Ignas Juod\\v{z}balis, Luca Graziani, Marta Volonteri, Priyamvada Natarajan, Raffaella Schneider, Roberto Maiolino, Rosa Valiante, Tommaso Zana","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-18T19:00:02Z","title":"Episodic super-Eddington accretion as a clue to Overmassive Black Holes in the early Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.14248","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:b0a937bcb0774641097bc696a10ad26ca0384adecdc404bb3d2296bf159e41d9","target":"record","created_at":"2026-07-05T09:51:42Z","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":"e75fee8fccc3f01df4588305596e1f1a371ab5a5ad9133fabafb4c6ce25d87a8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-18T19:00:02Z","title_canon_sha256":"11de9c56653033440496b64a764c6f430706d5641a72501d657aba34a6fd5cf1"},"schema_version":"1.0","source":{"id":"2412.14248","kind":"arxiv","version":1}},"canonical_sha256":"b9367a45c428899c684f608516eb911a0b3e63e0ea09a1cda02d59af55bab847","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9367a45c428899c684f608516eb911a0b3e63e0ea09a1cda02d59af55bab847","first_computed_at":"2026-07-05T09:51:42.521508Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:51:42.521508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qr7uaSYEesOnfbHWyKbDgADq2zgSRMRDotdNgx3hF2tj/PfCKSGpdNu7Z1iWXNHBGl0amk2rDMwdqzkSUuMMDw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:51:42.522008Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.14248","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0a937bcb0774641097bc696a10ad26ca0384adecdc404bb3d2296bf159e41d9","sha256:970ff598fccf8746b7ae69895935ec6e67562b0de0e194afafb6d53de3ca41a2"],"state_sha256":"6ffda0a861ba89953a0a5c6dac165a0f6a4b0565cde9957de32a46e531f0f775"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e4cJszyWFBr+FgjAAO+Fuypqfuh222T2+nb2ykr4XGYFxaUBJPb4F0zT4g+sodQA68jxvtUhT9ze7hkC98jpDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T09:13:49.115204Z","bundle_sha256":"145e02845c6c8c1a552cc6bb34e82c1ae4df3186dfd926231322061c223eeb40"}}