{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:DD6ASNK3NRA23N6IA3CIAPV4WN","short_pith_number":"pith:DD6ASNK3","canonical_record":{"source":{"id":"1207.1816","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-07T17:18:15Z","cross_cats_sorted":[],"title_canon_sha256":"2ef2b1af42d04f7f2a9d5a2012cbc29be9b0beb113f0bc9009089995c7f7e99b","abstract_canon_sha256":"efe559062914f30ffa6c02445a1fde88406420a504256c79e6b2aedde03446a8"},"schema_version":"1.0"},"canonical_sha256":"18fc09355b6c41adb7c806c4803ebcb35eb5ab5caf9910407b259eb65444c029","source":{"kind":"arxiv","id":"1207.1816","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.1816","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"arxiv_version","alias_value":"1207.1816v1","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1816","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"pith_short_12","alias_value":"DD6ASNK3NRA2","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"DD6ASNK3NRA23N6I","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"DD6ASNK3","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:DD6ASNK3NRA23N6IA3CIAPV4WN","target":"record","payload":{"canonical_record":{"source":{"id":"1207.1816","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-07T17:18:15Z","cross_cats_sorted":[],"title_canon_sha256":"2ef2b1af42d04f7f2a9d5a2012cbc29be9b0beb113f0bc9009089995c7f7e99b","abstract_canon_sha256":"efe559062914f30ffa6c02445a1fde88406420a504256c79e6b2aedde03446a8"},"schema_version":"1.0"},"canonical_sha256":"18fc09355b6c41adb7c806c4803ebcb35eb5ab5caf9910407b259eb65444c029","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:27.021171Z","signature_b64":"l/wlTRX++LWP75CcYmIf1lbCBCz8A8tburQlMaNCud1hsA97+gnGJfmOY82ie/FHc6lzz9eALtf9MgUOuIkhCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18fc09355b6c41adb7c806c4803ebcb35eb5ab5caf9910407b259eb65444c029","last_reissued_at":"2026-05-18T01:56:27.020596Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:27.020596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.1816","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":"2026-05-18T01:56:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z99k+hbGhhiSowaVgEOo4td69H6KJmVh4kXnZw1WKPQwaZb3+EAgd9wTFEHsagegNukU3hd+dLYcPjssF3AxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:27:15.947012Z"},"content_sha256":"000cd13f74a13ae632449fc6b60bea418d4b64a6e700356199d488a173d1d95e","schema_version":"1.0","event_id":"sha256:000cd13f74a13ae632449fc6b60bea418d4b64a6e700356199d488a173d1d95e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:DD6ASNK3NRA23N6IA3CIAPV4WN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"AKARI Near-Infrared Spectroscopy of Luminous Infrared Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Ho Seong Hwang (CfA), Jong Chul Lee (KASI), Joon Hyeop LEE (KASI), Minjin Kim (KASI), Myung Gyoon Lee (SNU)","submitted_at":"2012-07-07T17:18:15Z","abstract_excerpt":"We present the AKARI near-infrared (NIR; 2.5-5 micron) spectroscopic study of 36 (ultra)luminous infrared galaxies [(U)LIRGs] at z=0.01-0.4. We measure the NIR spectral features including the strengths of 3.3 micron polycyclic aromatic hydrocarbon (PAH) emission and hydrogen recombination lines (Br\\alpha. and Br\\beta), optical depths at 3.1 and 3.4 micron, and NIR continuum slope. These spectral features are used to identify optically elusive, buried AGN. We find that half of the (U)LIRGs optically classified as non-Seyferts show AGN signatures in their NIR spectra. Using a combined sample of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1816","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":""},"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":"2026-05-18T01:56:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VdYwp8f+hG7kQ0nSrXiLy2CGJeXawyKRl2AEdCzGxfR5QVvcz2XP58fHh/GCvmhEU2lNZmiJBz92+PcgXyD3Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:27:15.947363Z"},"content_sha256":"1d0dcfa6b5ca7896e64eabaa6857e68137c128fffb2ce23bd36b5b8422447ec2","schema_version":"1.0","event_id":"sha256:1d0dcfa6b5ca7896e64eabaa6857e68137c128fffb2ce23bd36b5b8422447ec2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/bundle.json","state_url":"https://pith.science/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/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":"2026-06-02T08:27:15Z","links":{"resolver":"https://pith.science/pith/DD6ASNK3NRA23N6IA3CIAPV4WN","bundle":"https://pith.science/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/bundle.json","state":"https://pith.science/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DD6ASNK3NRA23N6IA3CIAPV4WN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DD6ASNK3NRA23N6IA3CIAPV4WN","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":"efe559062914f30ffa6c02445a1fde88406420a504256c79e6b2aedde03446a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-07T17:18:15Z","title_canon_sha256":"2ef2b1af42d04f7f2a9d5a2012cbc29be9b0beb113f0bc9009089995c7f7e99b"},"schema_version":"1.0","source":{"id":"1207.1816","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.1816","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"arxiv_version","alias_value":"1207.1816v1","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1816","created_at":"2026-05-18T01:56:27Z"},{"alias_kind":"pith_short_12","alias_value":"DD6ASNK3NRA2","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"DD6ASNK3NRA23N6I","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"DD6ASNK3","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:1d0dcfa6b5ca7896e64eabaa6857e68137c128fffb2ce23bd36b5b8422447ec2","target":"graph","created_at":"2026-05-18T01:56:27Z","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 AKARI near-infrared (NIR; 2.5-5 micron) spectroscopic study of 36 (ultra)luminous infrared galaxies [(U)LIRGs] at z=0.01-0.4. We measure the NIR spectral features including the strengths of 3.3 micron polycyclic aromatic hydrocarbon (PAH) emission and hydrogen recombination lines (Br\\alpha. and Br\\beta), optical depths at 3.1 and 3.4 micron, and NIR continuum slope. These spectral features are used to identify optically elusive, buried AGN. We find that half of the (U)LIRGs optically classified as non-Seyferts show AGN signatures in their NIR spectra. Using a combined sample of ","authors_text":"Ho Seong Hwang (CfA), Jong Chul Lee (KASI), Joon Hyeop LEE (KASI), Minjin Kim (KASI), Myung Gyoon Lee (SNU)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-07T17:18:15Z","title":"AKARI Near-Infrared Spectroscopy of Luminous Infrared Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1816","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":"sha256:000cd13f74a13ae632449fc6b60bea418d4b64a6e700356199d488a173d1d95e","target":"record","created_at":"2026-05-18T01:56:27Z","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":"efe559062914f30ffa6c02445a1fde88406420a504256c79e6b2aedde03446a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-07T17:18:15Z","title_canon_sha256":"2ef2b1af42d04f7f2a9d5a2012cbc29be9b0beb113f0bc9009089995c7f7e99b"},"schema_version":"1.0","source":{"id":"1207.1816","kind":"arxiv","version":1}},"canonical_sha256":"18fc09355b6c41adb7c806c4803ebcb35eb5ab5caf9910407b259eb65444c029","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18fc09355b6c41adb7c806c4803ebcb35eb5ab5caf9910407b259eb65444c029","first_computed_at":"2026-05-18T01:56:27.020596Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:27.020596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l/wlTRX++LWP75CcYmIf1lbCBCz8A8tburQlMaNCud1hsA97+gnGJfmOY82ie/FHc6lzz9eALtf9MgUOuIkhCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:27.021171Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.1816","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:000cd13f74a13ae632449fc6b60bea418d4b64a6e700356199d488a173d1d95e","sha256:1d0dcfa6b5ca7896e64eabaa6857e68137c128fffb2ce23bd36b5b8422447ec2"],"state_sha256":"575e1f5bf89b9d912bbab2ac726f6590f6e11a477e105e65d7df53d21351f024"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i4JS1m2arXpzX9Y13+lDjdomkXwPzTPguGr2IMni2aQpfQXIVyl+m3ibvQX/CwyVemiqQp9kZsjkN+hBc17jBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T08:27:15.949236Z","bundle_sha256":"ad32559771394522a351c91698e09fd8e4691c691c2312de35c9564198d218bd"}}