{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:KXSNIF7VNJWEWQW6WOIXOBSKQU","short_pith_number":"pith:KXSNIF7V","canonical_record":{"source":{"id":"1401.5076","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-20T21:00:22Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f57f8f51f43e3b72b89591796d1e85f01e545100d7c45ef2b7f2857ff16ea64c","abstract_canon_sha256":"8d27cab42834a2f96f2b560fa649fd574ee2809209e30a13b73dc20002680164"},"schema_version":"1.0"},"canonical_sha256":"55e4d417f56a6c4b42deb39177064a850b4880fffb9aef9b9200936b5b447030","source":{"kind":"arxiv","id":"1401.5076","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.5076","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"arxiv_version","alias_value":"1401.5076v1","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.5076","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"pith_short_12","alias_value":"KXSNIF7VNJWE","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KXSNIF7VNJWEWQW6","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KXSNIF7V","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:KXSNIF7VNJWEWQW6WOIXOBSKQU","target":"record","payload":{"canonical_record":{"source":{"id":"1401.5076","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-20T21:00:22Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f57f8f51f43e3b72b89591796d1e85f01e545100d7c45ef2b7f2857ff16ea64c","abstract_canon_sha256":"8d27cab42834a2f96f2b560fa649fd574ee2809209e30a13b73dc20002680164"},"schema_version":"1.0"},"canonical_sha256":"55e4d417f56a6c4b42deb39177064a850b4880fffb9aef9b9200936b5b447030","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:18.744296Z","signature_b64":"DDHI0Bgdx7XwGid0qLKFVCPuzSmZW6hdmso9OE0LHYuWzmNVwlfDx1hb4VG74PyGo+Vfptz/wrromZoGZ7nhCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55e4d417f56a6c4b42deb39177064a850b4880fffb9aef9b9200936b5b447030","last_reissued_at":"2026-05-18T01:45:18.743847Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:18.743847Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.5076","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":"2026-05-18T01:45:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5nIHSeI9zuNItisGGc+nDIxfLVBdKGKX7sMuQ5V2K2NBeFKVKBmJLErFk3ntkGxJMQhZXId6//RXUkDm1IzDCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:08:28.590939Z"},"content_sha256":"62227af403600d52b541970c160236e048551dde2c5e9f7eb1d961244557aadd","schema_version":"1.0","event_id":"sha256:62227af403600d52b541970c160236e048551dde2c5e9f7eb1d961244557aadd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:KXSNIF7VNJWEWQW6WOIXOBSKQU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Varying [CII]/[NII] line ratios in the interacting system BR1202-0725 at z=4.7","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Weiss, B. Groves, C. Carilli, C. Ferkinhoff, D. Riechers, F. Bertoldi, F. Walter, P. Cox, R. Decarli, R. Maiolino, R. Neri","submitted_at":"2014-01-20T21:00:22Z","abstract_excerpt":"We study the properties of the interstellar medium in the interacting system BR1202-0725 at z=4.7 via its [NII] and [CII] fine-structure line emission. This system consists of a QSO, a sub-mm galaxy (SMG), and two Ly-alpha emitters (LAEs). Such a diversity in galaxy properties makes BR1202-0725 a unique laboratory of star formation and galaxy evolution at high redshift. We present ionized nitrogen ([NII] 205 micron) observations of this system, obtained with the IRAM Plateau de Bure Interferometer. We find no [NII] emission at the quasar location, but tentative [NII] line detections associated"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.5076","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":"2026-05-18T01:45:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eg4/oVd4tLYAoJmT8tn7iWpB/CRAc/zL7IE1eWLXu+pRiGLiX3DH+r292E+EvSL1FhOXkQjva06E2aVBRTLGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:08:28.591304Z"},"content_sha256":"302aae062a18b6f2f32c7e22f650b0621d582a1e3b77d99e9ff74f1a1e01b77f","schema_version":"1.0","event_id":"sha256:302aae062a18b6f2f32c7e22f650b0621d582a1e3b77d99e9ff74f1a1e01b77f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/bundle.json","state_url":"https://pith.science/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/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":"2026-05-28T11:08:28Z","links":{"resolver":"https://pith.science/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU","bundle":"https://pith.science/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/bundle.json","state":"https://pith.science/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KXSNIF7VNJWEWQW6WOIXOBSKQU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:KXSNIF7VNJWEWQW6WOIXOBSKQU","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":"8d27cab42834a2f96f2b560fa649fd574ee2809209e30a13b73dc20002680164","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-20T21:00:22Z","title_canon_sha256":"f57f8f51f43e3b72b89591796d1e85f01e545100d7c45ef2b7f2857ff16ea64c"},"schema_version":"1.0","source":{"id":"1401.5076","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.5076","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"arxiv_version","alias_value":"1401.5076v1","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.5076","created_at":"2026-05-18T01:45:18Z"},{"alias_kind":"pith_short_12","alias_value":"KXSNIF7VNJWE","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KXSNIF7VNJWEWQW6","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KXSNIF7V","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:302aae062a18b6f2f32c7e22f650b0621d582a1e3b77d99e9ff74f1a1e01b77f","target":"graph","created_at":"2026-05-18T01:45:18Z","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 study the properties of the interstellar medium in the interacting system BR1202-0725 at z=4.7 via its [NII] and [CII] fine-structure line emission. This system consists of a QSO, a sub-mm galaxy (SMG), and two Ly-alpha emitters (LAEs). Such a diversity in galaxy properties makes BR1202-0725 a unique laboratory of star formation and galaxy evolution at high redshift. We present ionized nitrogen ([NII] 205 micron) observations of this system, obtained with the IRAM Plateau de Bure Interferometer. We find no [NII] emission at the quasar location, but tentative [NII] line detections associated","authors_text":"A. Weiss, B. Groves, C. Carilli, C. Ferkinhoff, D. Riechers, F. Bertoldi, F. Walter, P. Cox, R. Decarli, R. Maiolino, R. Neri","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-20T21:00:22Z","title":"Varying [CII]/[NII] line ratios in the interacting system BR1202-0725 at z=4.7"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.5076","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":"sha256:62227af403600d52b541970c160236e048551dde2c5e9f7eb1d961244557aadd","target":"record","created_at":"2026-05-18T01:45:18Z","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":"8d27cab42834a2f96f2b560fa649fd574ee2809209e30a13b73dc20002680164","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-20T21:00:22Z","title_canon_sha256":"f57f8f51f43e3b72b89591796d1e85f01e545100d7c45ef2b7f2857ff16ea64c"},"schema_version":"1.0","source":{"id":"1401.5076","kind":"arxiv","version":1}},"canonical_sha256":"55e4d417f56a6c4b42deb39177064a850b4880fffb9aef9b9200936b5b447030","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55e4d417f56a6c4b42deb39177064a850b4880fffb9aef9b9200936b5b447030","first_computed_at":"2026-05-18T01:45:18.743847Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:18.743847Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DDHI0Bgdx7XwGid0qLKFVCPuzSmZW6hdmso9OE0LHYuWzmNVwlfDx1hb4VG74PyGo+Vfptz/wrromZoGZ7nhCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:18.744296Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.5076","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:62227af403600d52b541970c160236e048551dde2c5e9f7eb1d961244557aadd","sha256:302aae062a18b6f2f32c7e22f650b0621d582a1e3b77d99e9ff74f1a1e01b77f"],"state_sha256":"bfb10c539a4c3a2ec917e5688dd80a91730832570d1f24b1cbc8793a58c30e8b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qGpTzeVkVT84eWIFg/c/D1uwKB0gZ52sw+pbprAocnFD2sjX3L00RRBlIxCDZ1K5Mv4gVavSS++WoREhePvlBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T11:08:28.593581Z","bundle_sha256":"a6c996d3f1e96115b60179e70b815166882069e7391c0c4522bb1d9ceb9d1b12"}}