{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:SNC5LHPWC3YCYNHCTYW26FBV7W","short_pith_number":"pith:SNC5LHPW","canonical_record":{"source":{"id":"2406.18697","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-26T18:59:47Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"1d942813f2e8907b8101bc3c497a71b93fd78a3324c23d665ad2a46ff48ad008","abstract_canon_sha256":"95a43dee970420335ac325417e9b09cca351feb256ee3fdb6e235b09c2b506d1"},"schema_version":"1.0"},"canonical_sha256":"9345d59df616f02c34e29e2daf1435fd8f401fae8014044ebb36d4c41263e658","source":{"kind":"arxiv","id":"2406.18697","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.18697","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"arxiv_version","alias_value":"2406.18697v2","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.18697","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_12","alias_value":"SNC5LHPWC3YC","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_16","alias_value":"SNC5LHPWC3YCYNHC","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_8","alias_value":"SNC5LHPW","created_at":"2026-07-05T08:49:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:SNC5LHPWC3YCYNHCTYW26FBV7W","target":"record","payload":{"canonical_record":{"source":{"id":"2406.18697","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-26T18:59:47Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"1d942813f2e8907b8101bc3c497a71b93fd78a3324c23d665ad2a46ff48ad008","abstract_canon_sha256":"95a43dee970420335ac325417e9b09cca351feb256ee3fdb6e235b09c2b506d1"},"schema_version":"1.0"},"canonical_sha256":"9345d59df616f02c34e29e2daf1435fd8f401fae8014044ebb36d4c41263e658","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:49:53.805025Z","signature_b64":"MYb5vHvMNEt0uOzWX9OpJhE3mjbzLcVm6K3oYw9BeW5a6e6cWvfU9GywtcFOfixdlwtv4JsSvTzEBnyuOGb6AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9345d59df616f02c34e29e2daf1435fd8f401fae8014044ebb36d4c41263e658","last_reissued_at":"2026-07-05T08:49:53.804660Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:49:53.804660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.18697","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":"2026-07-05T08:49:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w7mNB9CNhYP4e/PaShqwQGFe0zESGbQkB7KbPS+kqIks5DSTfY02vGLpl5XVRKcwN45kBIYU1LRaGkHeI4dWAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T20:58:06.650773Z"},"content_sha256":"148209185ed475c8572bebe66a9210bf49a045fd8cf45847945fc6eb1c051e8e","schema_version":"1.0","event_id":"sha256:148209185ed475c8572bebe66a9210bf49a045fd8cf45847945fc6eb1c051e8e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:SNC5LHPWC3YCYNHCTYW26FBV7W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmic Reionization in the JWST Era: Back to AGNs?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Andrea Grazian, Emanuele Giallongo, Francesco Haardt, Piero Madau","submitted_at":"2024-06-26T18:59:47Z","abstract_excerpt":"Deep surveys with the James Webb Space Telescope (JWST) have revealed an emergent population of moderate-luminosity, broad-line active galactic nuclei (AGNs) at 4< z< 14 powered by accretion onto early massive black holes. The high number densities reported, together with the large Lyman-continuum (LyC) production efficiency and leakiness into the intergalactic medium (IGM) that are typical of UV-selected AGNs, lead us to reassess a scenario where AGNs are the sole drivers of the cosmic hydrogen/helium reionization process. Our approach is based on the assumptions, grounded in recent observati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.18697","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/2406.18697/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":"2026-07-05T08:49:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HapVJgDVX91kwXLeuGKzCSDifzEe3eU2RXRkp+WSPO5pMDebxK/QLJMm72v5x/AodnGD/+Yt8epXTVOYWIEBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T20:58:06.651156Z"},"content_sha256":"a20707bbf989a170be03c8310e166b40875a178bdb869c750a910332c9e08051","schema_version":"1.0","event_id":"sha256:a20707bbf989a170be03c8310e166b40875a178bdb869c750a910332c9e08051"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/bundle.json","state_url":"https://pith.science/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/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":"2026-08-02T20:58:06Z","links":{"resolver":"https://pith.science/pith/SNC5LHPWC3YCYNHCTYW26FBV7W","bundle":"https://pith.science/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/bundle.json","state":"https://pith.science/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SNC5LHPWC3YCYNHCTYW26FBV7W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:SNC5LHPWC3YCYNHCTYW26FBV7W","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":"95a43dee970420335ac325417e9b09cca351feb256ee3fdb6e235b09c2b506d1","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-26T18:59:47Z","title_canon_sha256":"1d942813f2e8907b8101bc3c497a71b93fd78a3324c23d665ad2a46ff48ad008"},"schema_version":"1.0","source":{"id":"2406.18697","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.18697","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"arxiv_version","alias_value":"2406.18697v2","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.18697","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_12","alias_value":"SNC5LHPWC3YC","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_16","alias_value":"SNC5LHPWC3YCYNHC","created_at":"2026-07-05T08:49:53Z"},{"alias_kind":"pith_short_8","alias_value":"SNC5LHPW","created_at":"2026-07-05T08:49:53Z"}],"graph_snapshots":[{"event_id":"sha256:a20707bbf989a170be03c8310e166b40875a178bdb869c750a910332c9e08051","target":"graph","created_at":"2026-07-05T08:49:53Z","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/2406.18697/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Deep surveys with the James Webb Space Telescope (JWST) have revealed an emergent population of moderate-luminosity, broad-line active galactic nuclei (AGNs) at 4< z< 14 powered by accretion onto early massive black holes. The high number densities reported, together with the large Lyman-continuum (LyC) production efficiency and leakiness into the intergalactic medium (IGM) that are typical of UV-selected AGNs, lead us to reassess a scenario where AGNs are the sole drivers of the cosmic hydrogen/helium reionization process. Our approach is based on the assumptions, grounded in recent observati","authors_text":"Andrea Grazian, Emanuele Giallongo, Francesco Haardt, Piero Madau","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-26T18:59:47Z","title":"Cosmic Reionization in the JWST Era: Back to AGNs?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.18697","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":"sha256:148209185ed475c8572bebe66a9210bf49a045fd8cf45847945fc6eb1c051e8e","target":"record","created_at":"2026-07-05T08:49:53Z","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":"95a43dee970420335ac325417e9b09cca351feb256ee3fdb6e235b09c2b506d1","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-26T18:59:47Z","title_canon_sha256":"1d942813f2e8907b8101bc3c497a71b93fd78a3324c23d665ad2a46ff48ad008"},"schema_version":"1.0","source":{"id":"2406.18697","kind":"arxiv","version":2}},"canonical_sha256":"9345d59df616f02c34e29e2daf1435fd8f401fae8014044ebb36d4c41263e658","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9345d59df616f02c34e29e2daf1435fd8f401fae8014044ebb36d4c41263e658","first_computed_at":"2026-07-05T08:49:53.804660Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:49:53.804660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MYb5vHvMNEt0uOzWX9OpJhE3mjbzLcVm6K3oYw9BeW5a6e6cWvfU9GywtcFOfixdlwtv4JsSvTzEBnyuOGb6AA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:49:53.805025Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.18697","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:148209185ed475c8572bebe66a9210bf49a045fd8cf45847945fc6eb1c051e8e","sha256:a20707bbf989a170be03c8310e166b40875a178bdb869c750a910332c9e08051"],"state_sha256":"45971b93bf316da21cc70b9e6e9272b83790341f40ecf102129e00482f91b74c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NFR3KxkMVysjF/nJZs/+b2IB/o9ImiuBAEQI+G/hteoZ5xkSqJfugaLnae6hwuPaRvxXzQAOv6AMxHxPcIihBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T20:58:06.653954Z","bundle_sha256":"21e9237469d77f41123f7d8fde371cad096ac42ac8c42c305aab9e5d7392fa23"}}