{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DC4YMVWAAWGGGYYJW6GH6N3MT3","short_pith_number":"pith:DC4YMVWA","canonical_record":{"source":{"id":"2309.05714","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-11T18:00:04Z","cross_cats_sorted":[],"title_canon_sha256":"b7c463a5daed42e36bcd0145bb1b8271f4f643f6c384f65e89b85dcf9d831797","abstract_canon_sha256":"ae0a00cec04ac4fb67975b08b08d00eb3caa663e9076ee2d36162147de36b53e"},"schema_version":"1.0"},"canonical_sha256":"18b98656c0058c636309b78c7f376c9eccec373efc0d58609e4812b3cdd87784","source":{"kind":"arxiv","id":"2309.05714","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.05714","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"arxiv_version","alias_value":"2309.05714v1","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.05714","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_12","alias_value":"DC4YMVWAAWGG","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_16","alias_value":"DC4YMVWAAWGGGYYJ","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_8","alias_value":"DC4YMVWA","created_at":"2026-07-05T06:49:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DC4YMVWAAWGGGYYJW6GH6N3MT3","target":"record","payload":{"canonical_record":{"source":{"id":"2309.05714","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-11T18:00:04Z","cross_cats_sorted":[],"title_canon_sha256":"b7c463a5daed42e36bcd0145bb1b8271f4f643f6c384f65e89b85dcf9d831797","abstract_canon_sha256":"ae0a00cec04ac4fb67975b08b08d00eb3caa663e9076ee2d36162147de36b53e"},"schema_version":"1.0"},"canonical_sha256":"18b98656c0058c636309b78c7f376c9eccec373efc0d58609e4812b3cdd87784","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:49:45.543263Z","signature_b64":"HMmoQg74Vq7qwC+NEBDj820q5fu2csvj7Fvr8DTESeaG27BoXglCxxzbi5Le1v9XACEB5JlSQMze2wSXJ7UiBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18b98656c0058c636309b78c7f376c9eccec373efc0d58609e4812b3cdd87784","last_reissued_at":"2026-07-05T06:49:45.542773Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:49:45.542773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.05714","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":"2026-07-05T06:49:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GvOzpyRvmnubjii6CBvT2/zVpNumF7VxCV1p4CKPZUQL0/c9MRgiAyiDFiNX7vndG8TDJvuk47iFz9Z89wmUCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T15:20:31.819285Z"},"content_sha256":"7518d9c37c68aaf7e5c7653b45dc03b2e3dce52feb5d2674226bb30bb3441d70","schema_version":"1.0","event_id":"sha256:7518d9c37c68aaf7e5c7653b45dc03b2e3dce52feb5d2674226bb30bb3441d70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DC4YMVWAAWGGGYYJW6GH6N3MT3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"UNCOVER spectroscopy confirms a surprising ubiquity of AGN in red galaxies at $z>5$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam J. Burgasser, Adi Zitrin, Andy D. Goulding, Anna de Graaff, Bingjie Wang, Casey Papovich, Christina C. Williams, Danilo Marchesini, David J. Setton, Gabriel Brammer, Hakim Atek, Iryna Chemerynska, Ivo Labbe, Jenny E. Greene, Joel Leja, John R. Weaver, Jorryt Matthee, Karl Glazebrook, Katherine E. Whitaker, Lukas J. Furtak, Michael V. Maseda, Pascal A. Oesch, Pieter van Dokkum, Pratika Dayal, Rachel Bezanson, Richard Pan, Robert Feldmann, Rohan P. Naidu, Sam E. Cutler, Sedona H. Price, Seiji Fujimoto, Themiya Nanayakkara, Tim B. Miller, Vasily Kokorev","submitted_at":"2023-09-11T18:00:04Z","abstract_excerpt":"JWST is revealing a new population of dust-reddened broad-line active galactic nuclei (AGN) at redshifts $z\\gtrsim5$. Here we present deep NIRSpec/Prism spectroscopy from the Cycle 1 Treasury program UNCOVER of 15 AGN candidates selected to be compact, with red continua in the rest-frame optical but with blue slopes in the UV. From NIRCam photometry alone, they could have been dominated by dusty star formation or AGN. Here we show that the majority of the compact red sources in UNCOVER are dust-reddened AGN: $60\\%$ show definitive evidence for broad-line H$\\alpha$ with FWHM$\\, >2000$ km/s, for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.05714","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/2309.05714/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":"2026-07-05T06:49:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J61pEI/zEjek01bgOKEiqtSCKh5SgyCNbfxKIue5m2k60dsIttX5fMahY1ro/ynrVRobt+0O8xPlx2pqfSGADw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T15:20:31.820448Z"},"content_sha256":"52a959a91889e882dbaa45bdcc1ecc5478dc1ed525468e7dd7056ba7a97d9374","schema_version":"1.0","event_id":"sha256:52a959a91889e882dbaa45bdcc1ecc5478dc1ed525468e7dd7056ba7a97d9374"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/bundle.json","state_url":"https://pith.science/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/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":"2026-08-05T15:20:31Z","links":{"resolver":"https://pith.science/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3","bundle":"https://pith.science/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/bundle.json","state":"https://pith.science/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DC4YMVWAAWGGGYYJW6GH6N3MT3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DC4YMVWAAWGGGYYJW6GH6N3MT3","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":"ae0a00cec04ac4fb67975b08b08d00eb3caa663e9076ee2d36162147de36b53e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-11T18:00:04Z","title_canon_sha256":"b7c463a5daed42e36bcd0145bb1b8271f4f643f6c384f65e89b85dcf9d831797"},"schema_version":"1.0","source":{"id":"2309.05714","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.05714","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"arxiv_version","alias_value":"2309.05714v1","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.05714","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_12","alias_value":"DC4YMVWAAWGG","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_16","alias_value":"DC4YMVWAAWGGGYYJ","created_at":"2026-07-05T06:49:45Z"},{"alias_kind":"pith_short_8","alias_value":"DC4YMVWA","created_at":"2026-07-05T06:49:45Z"}],"graph_snapshots":[{"event_id":"sha256:52a959a91889e882dbaa45bdcc1ecc5478dc1ed525468e7dd7056ba7a97d9374","target":"graph","created_at":"2026-07-05T06:49:45Z","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/2309.05714/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"JWST is revealing a new population of dust-reddened broad-line active galactic nuclei (AGN) at redshifts $z\\gtrsim5$. Here we present deep NIRSpec/Prism spectroscopy from the Cycle 1 Treasury program UNCOVER of 15 AGN candidates selected to be compact, with red continua in the rest-frame optical but with blue slopes in the UV. From NIRCam photometry alone, they could have been dominated by dusty star formation or AGN. Here we show that the majority of the compact red sources in UNCOVER are dust-reddened AGN: $60\\%$ show definitive evidence for broad-line H$\\alpha$ with FWHM$\\, >2000$ km/s, for","authors_text":"Adam J. Burgasser, Adi Zitrin, Andy D. Goulding, Anna de Graaff, Bingjie Wang, Casey Papovich, Christina C. Williams, Danilo Marchesini, David J. Setton, Gabriel Brammer, Hakim Atek, Iryna Chemerynska, Ivo Labbe, Jenny E. Greene, Joel Leja, John R. Weaver, Jorryt Matthee, Karl Glazebrook, Katherine E. Whitaker, Lukas J. Furtak, Michael V. Maseda, Pascal A. Oesch, Pieter van Dokkum, Pratika Dayal, Rachel Bezanson, Richard Pan, Robert Feldmann, Rohan P. Naidu, Sam E. Cutler, Sedona H. Price, Seiji Fujimoto, Themiya Nanayakkara, Tim B. Miller, Vasily Kokorev","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-11T18:00:04Z","title":"UNCOVER spectroscopy confirms a surprising ubiquity of AGN in red galaxies at $z>5$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.05714","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":"sha256:7518d9c37c68aaf7e5c7653b45dc03b2e3dce52feb5d2674226bb30bb3441d70","target":"record","created_at":"2026-07-05T06:49:45Z","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":"ae0a00cec04ac4fb67975b08b08d00eb3caa663e9076ee2d36162147de36b53e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-11T18:00:04Z","title_canon_sha256":"b7c463a5daed42e36bcd0145bb1b8271f4f643f6c384f65e89b85dcf9d831797"},"schema_version":"1.0","source":{"id":"2309.05714","kind":"arxiv","version":1}},"canonical_sha256":"18b98656c0058c636309b78c7f376c9eccec373efc0d58609e4812b3cdd87784","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18b98656c0058c636309b78c7f376c9eccec373efc0d58609e4812b3cdd87784","first_computed_at":"2026-07-05T06:49:45.542773Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:49:45.542773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HMmoQg74Vq7qwC+NEBDj820q5fu2csvj7Fvr8DTESeaG27BoXglCxxzbi5Le1v9XACEB5JlSQMze2wSXJ7UiBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:49:45.543263Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.05714","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7518d9c37c68aaf7e5c7653b45dc03b2e3dce52feb5d2674226bb30bb3441d70","sha256:52a959a91889e882dbaa45bdcc1ecc5478dc1ed525468e7dd7056ba7a97d9374"],"state_sha256":"ec944c6e84177e313ab447acab16a906da75c92db9a88cdce1255781cc7aaf01"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n1sKzib0HCJwQIoUYJ/K8E08uyEw7mFPGDlpiirgZjgdheTWrcyTtgiAT9+gPOAk0lNyKNrE1q+jhNnToblCAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T15:20:31.830812Z","bundle_sha256":"c09c87d1c28b1640e69d1d5d4c0e08c633318bc12ee7f9bf06904bee94c4b547"}}