{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:CY73JZ3NDJW4CPFH2BUOPOZQYG","short_pith_number":"pith:CY73JZ3N","canonical_record":{"source":{"id":"1006.2153","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-10T21:09:04Z","cross_cats_sorted":[],"title_canon_sha256":"4ae1c4698f54264b426f3c3b55c91da956f39f50a12a755416b72d1d06cab333","abstract_canon_sha256":"99827b2e249cea921e2dacec4812c344b623c6430ef5e0a50f68c638ba41951a"},"schema_version":"1.0"},"canonical_sha256":"163fb4e76d1a6dc13ca7d068e7bb30c19d7563c507ab59d9782a147526f15549","source":{"kind":"arxiv","id":"1006.2153","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.2153","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"arxiv_version","alias_value":"1006.2153v2","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.2153","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"pith_short_12","alias_value":"CY73JZ3NDJW4","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"CY73JZ3NDJW4CPFH","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"CY73JZ3N","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:CY73JZ3NDJW4CPFH2BUOPOZQYG","target":"record","payload":{"canonical_record":{"source":{"id":"1006.2153","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-10T21:09:04Z","cross_cats_sorted":[],"title_canon_sha256":"4ae1c4698f54264b426f3c3b55c91da956f39f50a12a755416b72d1d06cab333","abstract_canon_sha256":"99827b2e249cea921e2dacec4812c344b623c6430ef5e0a50f68c638ba41951a"},"schema_version":"1.0"},"canonical_sha256":"163fb4e76d1a6dc13ca7d068e7bb30c19d7563c507ab59d9782a147526f15549","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:54.888655Z","signature_b64":"dyGbSvRX0H5mN3Picmh/W7PrIcfhgCS2xiU8J/bPJkmbQuybPue1EnHoJEcUyIH456NtLuNUO8kWtyCt+4OaAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"163fb4e76d1a6dc13ca7d068e7bb30c19d7563c507ab59d9782a147526f15549","last_reissued_at":"2026-05-18T02:06:54.888077Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:54.888077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.2153","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":"2026-05-18T02:06:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ag2VTNWHR+4NfHtJegb8mOUhEr4ul9Mw7903Y6n/9WaLlnKFY22hcf3wfvh1NJYNze+uU5cYNwJtyls63+44Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T15:40:16.126528Z"},"content_sha256":"01a5e94ece0212f0aee0a6d3a1cb9d91bc73efc3c7589f48bc61aef6f3b06fac","schema_version":"1.0","event_id":"sha256:01a5e94ece0212f0aee0a6d3a1cb9d91bc73efc3c7589f48bc61aef6f3b06fac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:CY73JZ3NDJW4CPFH2BUOPOZQYG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The AGN, Star-Forming, and Morphological Properties of Luminous IR-Bright/Optically-Faint Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"D. M. Alexander, E. Egami, G. H. Rieke, J. L. Donley, P. G. Perez-Gonzalez","submitted_at":"2010-06-10T21:09:04Z","abstract_excerpt":"We present the AGN, star-forming, and morphological properties of a sample of 13 MIR-luminous (f(24) > 700uJy) IR-bright/optically-faint galaxies (IRBGs, f(24)/f(R) > 1000). While these z~2 sources were drawn from deep Chandra fields with >200 ks X-ray coverage, only 7 are formally detected in the X-ray and four lack X-ray emission at even the 2 sigma level. Spitzer IRS spectra, however, confirm that all of the sources are AGN-dominated in the mid-IR, although half have detectable PAH emission responsible for ~25% of their mid-infrared flux density. When combined with other samples, this indic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.2153","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":"2026-05-18T02:06:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RXfZtDkoZlr3EfIAg4e9T7KjrsP0hLfV3ToCHm4g1ien0sW4y8yKKkYV8GNZEo2FZj0sagaQOlwAoT8w2lUeAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T15:40:16.126971Z"},"content_sha256":"31bce9b29fab06061c0a3a6ee771550cc287c0901f91d41c39852094d0eab806","schema_version":"1.0","event_id":"sha256:31bce9b29fab06061c0a3a6ee771550cc287c0901f91d41c39852094d0eab806"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/bundle.json","state_url":"https://pith.science/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/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":"2026-06-04T15:40:16Z","links":{"resolver":"https://pith.science/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG","bundle":"https://pith.science/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/bundle.json","state":"https://pith.science/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CY73JZ3NDJW4CPFH2BUOPOZQYG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:CY73JZ3NDJW4CPFH2BUOPOZQYG","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":"99827b2e249cea921e2dacec4812c344b623c6430ef5e0a50f68c638ba41951a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-10T21:09:04Z","title_canon_sha256":"4ae1c4698f54264b426f3c3b55c91da956f39f50a12a755416b72d1d06cab333"},"schema_version":"1.0","source":{"id":"1006.2153","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.2153","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"arxiv_version","alias_value":"1006.2153v2","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.2153","created_at":"2026-05-18T02:06:54Z"},{"alias_kind":"pith_short_12","alias_value":"CY73JZ3NDJW4","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"CY73JZ3NDJW4CPFH","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"CY73JZ3N","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:31bce9b29fab06061c0a3a6ee771550cc287c0901f91d41c39852094d0eab806","target":"graph","created_at":"2026-05-18T02:06:54Z","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 present the AGN, star-forming, and morphological properties of a sample of 13 MIR-luminous (f(24) > 700uJy) IR-bright/optically-faint galaxies (IRBGs, f(24)/f(R) > 1000). While these z~2 sources were drawn from deep Chandra fields with >200 ks X-ray coverage, only 7 are formally detected in the X-ray and four lack X-ray emission at even the 2 sigma level. Spitzer IRS spectra, however, confirm that all of the sources are AGN-dominated in the mid-IR, although half have detectable PAH emission responsible for ~25% of their mid-infrared flux density. When combined with other samples, this indic","authors_text":"D. M. Alexander, E. Egami, G. H. Rieke, J. L. Donley, P. G. Perez-Gonzalez","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-10T21:09:04Z","title":"The AGN, Star-Forming, and Morphological Properties of Luminous IR-Bright/Optically-Faint Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.2153","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":"sha256:01a5e94ece0212f0aee0a6d3a1cb9d91bc73efc3c7589f48bc61aef6f3b06fac","target":"record","created_at":"2026-05-18T02:06:54Z","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":"99827b2e249cea921e2dacec4812c344b623c6430ef5e0a50f68c638ba41951a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-10T21:09:04Z","title_canon_sha256":"4ae1c4698f54264b426f3c3b55c91da956f39f50a12a755416b72d1d06cab333"},"schema_version":"1.0","source":{"id":"1006.2153","kind":"arxiv","version":2}},"canonical_sha256":"163fb4e76d1a6dc13ca7d068e7bb30c19d7563c507ab59d9782a147526f15549","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"163fb4e76d1a6dc13ca7d068e7bb30c19d7563c507ab59d9782a147526f15549","first_computed_at":"2026-05-18T02:06:54.888077Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:54.888077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dyGbSvRX0H5mN3Picmh/W7PrIcfhgCS2xiU8J/bPJkmbQuybPue1EnHoJEcUyIH456NtLuNUO8kWtyCt+4OaAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:54.888655Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.2153","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01a5e94ece0212f0aee0a6d3a1cb9d91bc73efc3c7589f48bc61aef6f3b06fac","sha256:31bce9b29fab06061c0a3a6ee771550cc287c0901f91d41c39852094d0eab806"],"state_sha256":"7c694bda43624af0f8e1bba2055ebd31e38fab55058fa06a14d5e531b391d1f1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lJzbkW7q2HAM910rxZpDC9Zfy5kA6ImtdLZilFXc6IvMCl9fU9UDdeoKaFczXK5ZlcuRuzD553mSVASZnYg4Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T15:40:16.129226Z","bundle_sha256":"86e864bec435ad9b516bc2450c07567907205d355480104595d816980b68b19a"}}