{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BZYWMT4YHC2HHQNDVI5PMTUTVP","short_pith_number":"pith:BZYWMT4Y","canonical_record":{"source":{"id":"1102.2913","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-14T22:05:15Z","cross_cats_sorted":[],"title_canon_sha256":"028921e3a0475ac277f1d1fc9d7451e7843eda1617eeace6776714e25df0a3ad","abstract_canon_sha256":"2b132fb6b06244abdf627467108613228f1d24e9a05ab6f4caeb3af197137c42"},"schema_version":"1.0"},"canonical_sha256":"0e71664f9838b473c1a3aa3af64e93abc438a461bdced53241985999c370f468","source":{"kind":"arxiv","id":"1102.2913","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2913","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2913v1","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2913","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"pith_short_12","alias_value":"BZYWMT4YHC2H","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BZYWMT4YHC2HHQND","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BZYWMT4Y","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BZYWMT4YHC2HHQNDVI5PMTUTVP","target":"record","payload":{"canonical_record":{"source":{"id":"1102.2913","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-14T22:05:15Z","cross_cats_sorted":[],"title_canon_sha256":"028921e3a0475ac277f1d1fc9d7451e7843eda1617eeace6776714e25df0a3ad","abstract_canon_sha256":"2b132fb6b06244abdf627467108613228f1d24e9a05ab6f4caeb3af197137c42"},"schema_version":"1.0"},"canonical_sha256":"0e71664f9838b473c1a3aa3af64e93abc438a461bdced53241985999c370f468","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:11.152576Z","signature_b64":"4wiw6G+RAxzC4rf5jvtwvuyn8SdK+YZm1pOV8fOK7s4l454EqHY0snvMu/Lx6XPdq/EE80GRENocU6/fcY8yCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0e71664f9838b473c1a3aa3af64e93abc438a461bdced53241985999c370f468","last_reissued_at":"2026-05-18T02:03:11.151817Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:11.151817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.2913","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":"2026-05-18T02:03:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vstWWlvZ5dCwoAv1UKfRpbYN8SKfWi5TTYOQjI42xRoDh29Oa/+fqvyyw/jPhFa9S9mHkqVySo2n4SIOhmM1Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T16:41:57.620920Z"},"content_sha256":"dbd105861aeb25f234105d3a997c4444672f066402ea601df205ffd9a354352d","schema_version":"1.0","event_id":"sha256:dbd105861aeb25f234105d3a997c4444672f066402ea601df205ffd9a354352d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BZYWMT4YHC2HHQNDVI5PMTUTVP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Feedback in Luminous Obscured Quasars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Aaron J. Barth (UC Irvine), Jenny E. Greene (UT Austin), Luis C. Ho (Carnegie), Nadia L. Zakamska (KIPAC)","submitted_at":"2011-02-14T22:05:15Z","abstract_excerpt":"We use spatially resolved long-slit spectroscopy from Magellan to investigate the extent, kinematics, and ionization structure in the narrow-line regions of 15 luminous, obscured quasars with z<0.5. Increasing the dynamic range in luminosity by an order of magnitude, as well as improving the depth of existing observations by a similar factor, we revisit relations between narrow-line region size and the luminosity and linewidth of the narrow emission lines. We find a slope of 0.22 +/- 0.04 for the power-law relationship between size and luminosity, suggesting that the nebulae are limited by ava"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2913","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":"2026-05-18T02:03:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QGQ74Ff4u7U4rrOHww/ZQZJzZwZ8mlFPxSFFIu8vjzDBvBraS/WAZvUbEEERcgBE2jyefUt85N+R0GR25kD1BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T16:41:57.621539Z"},"content_sha256":"fa8562870a1f1518c34b42df7859f84bd483099e1680b78beee2ca3c13b18c40","schema_version":"1.0","event_id":"sha256:fa8562870a1f1518c34b42df7859f84bd483099e1680b78beee2ca3c13b18c40"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/bundle.json","state_url":"https://pith.science/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/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":"2026-06-07T16:41:57Z","links":{"resolver":"https://pith.science/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP","bundle":"https://pith.science/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/bundle.json","state":"https://pith.science/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BZYWMT4YHC2HHQNDVI5PMTUTVP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BZYWMT4YHC2HHQNDVI5PMTUTVP","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":"2b132fb6b06244abdf627467108613228f1d24e9a05ab6f4caeb3af197137c42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-14T22:05:15Z","title_canon_sha256":"028921e3a0475ac277f1d1fc9d7451e7843eda1617eeace6776714e25df0a3ad"},"schema_version":"1.0","source":{"id":"1102.2913","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2913","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2913v1","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2913","created_at":"2026-05-18T02:03:11Z"},{"alias_kind":"pith_short_12","alias_value":"BZYWMT4YHC2H","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BZYWMT4YHC2HHQND","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BZYWMT4Y","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:fa8562870a1f1518c34b42df7859f84bd483099e1680b78beee2ca3c13b18c40","target":"graph","created_at":"2026-05-18T02:03:11Z","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 use spatially resolved long-slit spectroscopy from Magellan to investigate the extent, kinematics, and ionization structure in the narrow-line regions of 15 luminous, obscured quasars with z<0.5. Increasing the dynamic range in luminosity by an order of magnitude, as well as improving the depth of existing observations by a similar factor, we revisit relations between narrow-line region size and the luminosity and linewidth of the narrow emission lines. We find a slope of 0.22 +/- 0.04 for the power-law relationship between size and luminosity, suggesting that the nebulae are limited by ava","authors_text":"Aaron J. Barth (UC Irvine), Jenny E. Greene (UT Austin), Luis C. Ho (Carnegie), Nadia L. Zakamska (KIPAC)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-14T22:05:15Z","title":"Feedback in Luminous Obscured Quasars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2913","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:dbd105861aeb25f234105d3a997c4444672f066402ea601df205ffd9a354352d","target":"record","created_at":"2026-05-18T02:03:11Z","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":"2b132fb6b06244abdf627467108613228f1d24e9a05ab6f4caeb3af197137c42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-14T22:05:15Z","title_canon_sha256":"028921e3a0475ac277f1d1fc9d7451e7843eda1617eeace6776714e25df0a3ad"},"schema_version":"1.0","source":{"id":"1102.2913","kind":"arxiv","version":1}},"canonical_sha256":"0e71664f9838b473c1a3aa3af64e93abc438a461bdced53241985999c370f468","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0e71664f9838b473c1a3aa3af64e93abc438a461bdced53241985999c370f468","first_computed_at":"2026-05-18T02:03:11.151817Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:11.151817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4wiw6G+RAxzC4rf5jvtwvuyn8SdK+YZm1pOV8fOK7s4l454EqHY0snvMu/Lx6XPdq/EE80GRENocU6/fcY8yCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:11.152576Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.2913","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbd105861aeb25f234105d3a997c4444672f066402ea601df205ffd9a354352d","sha256:fa8562870a1f1518c34b42df7859f84bd483099e1680b78beee2ca3c13b18c40"],"state_sha256":"8da3c276163a2325a80ca9934e06ef68d60ee7deec4f1d68ee55703ff4cec87a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MmTbxLs0LY7HHgyuErfmOEYsmdI/zy04vPG0O9scjxXAPwSnw/u98cOzvDVRlLHwFlvzYjQo5I7oNUuBRF8EDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T16:41:57.625245Z","bundle_sha256":"1f430549a08a34f5a79e5a19b1f94d61296aa45ef21723db49dec7aff3cbb358"}}