{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:5Q7NHCTZZPQI56P2AO6JGOMRQ3","short_pith_number":"pith:5Q7NHCTZ","schema_version":"1.0","canonical_sha256":"ec3ed38a79cbe08ef9fa03bc93399186d586550a214ebeb5b22bc1d3cf993f14","source":{"kind":"arxiv","id":"astro-ph/0605370","version":1},"attestation_state":"computed","paper":{"title":"The DEEP Groth Strip Survey VI. Spectroscopic, Variability, and X-ray Detection of AGN","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andrew C. Phillips, Christopher N. A. Willmer, David C. Koo, Elise Laird, Henry A. Kobulnicky, Karl Gebhardt, Myungshin Im, Nicole P. Vogt, Sarah Iverson, Vicki L. Sarajedini, Wanessa Mattos","submitted_at":"2006-05-15T20:00:41Z","abstract_excerpt":"We identify active galactic nuclei (AGN) in the Groth-Westphal Survey Strip (GSS) using the independent and complementary selection techniques of optical spectroscopy and photometric variability. We discuss the X-ray properties of these AGN using Chandra/XMM data for this region. From a sample of 576 galaxies with high quality spectra we identify 31 galaxies with AGN signatures. Seven of these have broad emission lines (Type 1 AGNs). We also identify 26 galaxies displaying nuclear variability in HST WFPC2 images of the GSS separated by ~7 years. The primary overlap of the two selected AGN samp"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"astro-ph/0605370","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-15T20:00:41Z","cross_cats_sorted":[],"title_canon_sha256":"2084423b7dc8b05f1b44ca38f103cde1f7a99fe1128f5402d469be3c94496fc1","abstract_canon_sha256":"8c91753f44e0b5d1535a07030c8cbad5262e9d2934a2bb49f1ff21d12926fc6d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:58:44.339680Z","signature_b64":"5wrYJsTFsSD6SVuK0e8qkrblkIMFaCPnJP+30uFN1wZl/JSYClrmfyTcnx0JJKLSQjjY/dW9mVI6R8jwQcR6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec3ed38a79cbe08ef9fa03bc93399186d586550a214ebeb5b22bc1d3cf993f14","last_reissued_at":"2026-07-04T16:58:44.339232Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:58:44.339232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The DEEP Groth Strip Survey VI. Spectroscopic, Variability, and X-ray Detection of AGN","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andrew C. Phillips, Christopher N. A. Willmer, David C. Koo, Elise Laird, Henry A. Kobulnicky, Karl Gebhardt, Myungshin Im, Nicole P. Vogt, Sarah Iverson, Vicki L. Sarajedini, Wanessa Mattos","submitted_at":"2006-05-15T20:00:41Z","abstract_excerpt":"We identify active galactic nuclei (AGN) in the Groth-Westphal Survey Strip (GSS) using the independent and complementary selection techniques of optical spectroscopy and photometric variability. We discuss the X-ray properties of these AGN using Chandra/XMM data for this region. From a sample of 576 galaxies with high quality spectra we identify 31 galaxies with AGN signatures. Seven of these have broad emission lines (Type 1 AGNs). We also identify 26 galaxies displaying nuclear variability in HST WFPC2 images of the GSS separated by ~7 years. The primary overlap of the two selected AGN samp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0605370","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/astro-ph/0605370/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0605370","created_at":"2026-07-04T16:58:44.339301+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0605370v1","created_at":"2026-07-04T16:58:44.339301+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0605370","created_at":"2026-07-04T16:58:44.339301+00:00"},{"alias_kind":"pith_short_12","alias_value":"5Q7NHCTZZPQI","created_at":"2026-07-04T16:58:44.339301+00:00"},{"alias_kind":"pith_short_16","alias_value":"5Q7NHCTZZPQI56P2","created_at":"2026-07-04T16:58:44.339301+00:00"},{"alias_kind":"pith_short_8","alias_value":"5Q7NHCTZ","created_at":"2026-07-04T16:58:44.339301+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3","json":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3.json","graph_json":"https://pith.science/api/pith-number/5Q7NHCTZZPQI56P2AO6JGOMRQ3/graph.json","events_json":"https://pith.science/api/pith-number/5Q7NHCTZZPQI56P2AO6JGOMRQ3/events.json","paper":"https://pith.science/paper/5Q7NHCTZ"},"agent_actions":{"view_html":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3","download_json":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3.json","view_paper":"https://pith.science/paper/5Q7NHCTZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0605370&json=true","fetch_graph":"https://pith.science/api/pith-number/5Q7NHCTZZPQI56P2AO6JGOMRQ3/graph.json","fetch_events":"https://pith.science/api/pith-number/5Q7NHCTZZPQI56P2AO6JGOMRQ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3/action/storage_attestation","attest_author":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3/action/author_attestation","sign_citation":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3/action/citation_signature","submit_replication":"https://pith.science/pith/5Q7NHCTZZPQI56P2AO6JGOMRQ3/action/replication_record"}},"created_at":"2026-07-04T16:58:44.339301+00:00","updated_at":"2026-07-04T16:58:44.339301+00:00"}