{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:A5B6VG54FXMPG3GBXSTEBB635K","short_pith_number":"pith:A5B6VG54","canonical_record":{"source":{"id":"1203.5992","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-27T14:57:31Z","cross_cats_sorted":[],"title_canon_sha256":"b59f913ad407a2e67fb8270b06fd8916d447db4ebbf33b862aeaa4fee4efffc3","abstract_canon_sha256":"3dc2a59342bd2fca5da668f9810e5e11ab2ab1b5df1902b176281b614cb1b047"},"schema_version":"1.0"},"canonical_sha256":"0743ea9bbc2dd8f36cc1bca64087dbeaaf05ab0f954f7d5ae177ef2c9dc27951","source":{"kind":"arxiv","id":"1203.5992","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5992","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5992v1","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5992","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"pith_short_12","alias_value":"A5B6VG54FXMP","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"A5B6VG54FXMPG3GB","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"A5B6VG54","created_at":"2026-05-18T12:26:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:A5B6VG54FXMPG3GBXSTEBB635K","target":"record","payload":{"canonical_record":{"source":{"id":"1203.5992","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-27T14:57:31Z","cross_cats_sorted":[],"title_canon_sha256":"b59f913ad407a2e67fb8270b06fd8916d447db4ebbf33b862aeaa4fee4efffc3","abstract_canon_sha256":"3dc2a59342bd2fca5da668f9810e5e11ab2ab1b5df1902b176281b614cb1b047"},"schema_version":"1.0"},"canonical_sha256":"0743ea9bbc2dd8f36cc1bca64087dbeaaf05ab0f954f7d5ae177ef2c9dc27951","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:01.414891Z","signature_b64":"4qPeBYjUhnfPnRUh+QjPhAe0b4yRvj0WnLt9ibDryW495cEQ78ZDZ2oSJGNrb3IjVNhBuT+PxY+AEClK7EplCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0743ea9bbc2dd8f36cc1bca64087dbeaaf05ab0f954f7d5ae177ef2c9dc27951","last_reissued_at":"2026-05-18T01:58:01.414060Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:01.414060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.5992","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":"2026-05-18T01:58:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kWZxhEZfcyYu2jvf4WUWF966QmNV0HhVFVOI+gly2CqkX0xGDnnsg3haKJEObh+cns26poD9G740/JBlLsVQDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T11:30:05.507660Z"},"content_sha256":"1ec5f2fac013e0b4e3e76888a7451714342bd32db9ec9e8a7477172f13c0f994","schema_version":"1.0","event_id":"sha256:1ec5f2fac013e0b4e3e76888a7451714342bd32db9ec9e8a7477172f13c0f994"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:A5B6VG54FXMPG3GBXSTEBB635K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"No Evidence for a Aystematic FEII Emission Line Redshift in Type 1 AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"(2) INAF-Osservatorio Astronomico di Padova, (3) University of Wisconsin - Stevens Point, Granada, Italy, J. W. Sulentic (1), P. Marziani (2), Spain, S. Zamfir (3), USA), Z. Meadows (3) ((1) Instituto de Astrofisica de Andalucia","submitted_at":"2012-03-27T14:57:31Z","abstract_excerpt":"We test the recent claim by Hu et al. (2008) that FeII emission in Type 1 AGN shows a systematic redshift relative to the local source rest frame and broad-line Hbeta. We compile high s/n median composites using SDSS spectra from both the Hu et al. sample and our own sample of the 469 brightest DR5 spectra. Our composites are generated in bins of FWHM Hbeta and FeII strength as defined in our 4D Eigenvector 1 (4DE1) formalism. We find no evidence for a systematic FeII redshift and consistency with previous assumptions that FeII shift and width (FWHM) follow Hbeta shift and FWHM in virtually al"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5992","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":"2026-05-18T01:58:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0r1yf8AJKVCvUpPRkWMp+gOCUberrVqO2QeTccb+H71IMePHxS+HZrMusxOXOAyJhoYlwDC/+ZFL4gEyQ78VBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T11:30:05.508077Z"},"content_sha256":"1e275b0787d6f068b00b08b9c75f70a781da0e5ce3db680bd97bb928276d013c","schema_version":"1.0","event_id":"sha256:1e275b0787d6f068b00b08b9c75f70a781da0e5ce3db680bd97bb928276d013c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A5B6VG54FXMPG3GBXSTEBB635K/bundle.json","state_url":"https://pith.science/pith/A5B6VG54FXMPG3GBXSTEBB635K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A5B6VG54FXMPG3GBXSTEBB635K/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":"2026-05-27T11:30:05Z","links":{"resolver":"https://pith.science/pith/A5B6VG54FXMPG3GBXSTEBB635K","bundle":"https://pith.science/pith/A5B6VG54FXMPG3GBXSTEBB635K/bundle.json","state":"https://pith.science/pith/A5B6VG54FXMPG3GBXSTEBB635K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A5B6VG54FXMPG3GBXSTEBB635K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:A5B6VG54FXMPG3GBXSTEBB635K","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":"3dc2a59342bd2fca5da668f9810e5e11ab2ab1b5df1902b176281b614cb1b047","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-27T14:57:31Z","title_canon_sha256":"b59f913ad407a2e67fb8270b06fd8916d447db4ebbf33b862aeaa4fee4efffc3"},"schema_version":"1.0","source":{"id":"1203.5992","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5992","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5992v1","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5992","created_at":"2026-05-18T01:58:01Z"},{"alias_kind":"pith_short_12","alias_value":"A5B6VG54FXMP","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"A5B6VG54FXMPG3GB","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"A5B6VG54","created_at":"2026-05-18T12:26:58Z"}],"graph_snapshots":[{"event_id":"sha256:1e275b0787d6f068b00b08b9c75f70a781da0e5ce3db680bd97bb928276d013c","target":"graph","created_at":"2026-05-18T01:58:01Z","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 test the recent claim by Hu et al. (2008) that FeII emission in Type 1 AGN shows a systematic redshift relative to the local source rest frame and broad-line Hbeta. We compile high s/n median composites using SDSS spectra from both the Hu et al. sample and our own sample of the 469 brightest DR5 spectra. Our composites are generated in bins of FWHM Hbeta and FeII strength as defined in our 4D Eigenvector 1 (4DE1) formalism. We find no evidence for a systematic FeII redshift and consistency with previous assumptions that FeII shift and width (FWHM) follow Hbeta shift and FWHM in virtually al","authors_text":"(2) INAF-Osservatorio Astronomico di Padova, (3) University of Wisconsin - Stevens Point, Granada, Italy, J. W. Sulentic (1), P. Marziani (2), Spain, S. Zamfir (3), USA), Z. Meadows (3) ((1) Instituto de Astrofisica de Andalucia","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-27T14:57:31Z","title":"No Evidence for a Aystematic FEII Emission Line Redshift in Type 1 AGN"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5992","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":"sha256:1ec5f2fac013e0b4e3e76888a7451714342bd32db9ec9e8a7477172f13c0f994","target":"record","created_at":"2026-05-18T01:58:01Z","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":"3dc2a59342bd2fca5da668f9810e5e11ab2ab1b5df1902b176281b614cb1b047","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-27T14:57:31Z","title_canon_sha256":"b59f913ad407a2e67fb8270b06fd8916d447db4ebbf33b862aeaa4fee4efffc3"},"schema_version":"1.0","source":{"id":"1203.5992","kind":"arxiv","version":1}},"canonical_sha256":"0743ea9bbc2dd8f36cc1bca64087dbeaaf05ab0f954f7d5ae177ef2c9dc27951","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0743ea9bbc2dd8f36cc1bca64087dbeaaf05ab0f954f7d5ae177ef2c9dc27951","first_computed_at":"2026-05-18T01:58:01.414060Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:01.414060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4qPeBYjUhnfPnRUh+QjPhAe0b4yRvj0WnLt9ibDryW495cEQ78ZDZ2oSJGNrb3IjVNhBuT+PxY+AEClK7EplCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:01.414891Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.5992","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1ec5f2fac013e0b4e3e76888a7451714342bd32db9ec9e8a7477172f13c0f994","sha256:1e275b0787d6f068b00b08b9c75f70a781da0e5ce3db680bd97bb928276d013c"],"state_sha256":"0b674a07db41896544f51b27f6f1d069bfb0d9917af23461cad485b7a884107c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QqlmBDn6ht8I94j50KfRuggV+WrjJA6V0zs4lFcEzVcjVm9e4ecmxVkil2o+Mb/oBMCF1CfuMRYSHf5OrFicAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T11:30:05.511649Z","bundle_sha256":"a62b09860caf61a1dfec5ae7fdc1117677014768349570a3f795bbfa261b160f"}}