{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:UMH4K6VA7FBLKS224WZEOQTPYT","short_pith_number":"pith:UMH4K6VA","canonical_record":{"source":{"id":"1406.2468","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-10T08:39:46Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"3629d688e07612e84263f388ea09aef765631c374d141a8b5e51e6ccc4857a7f","abstract_canon_sha256":"cabcdaf0f77a1f0bb2dcd8174f4b52aef360c0b77f06ca4b90e57c5f3d664fb6"},"schema_version":"1.0"},"canonical_sha256":"a30fc57aa0f942b54b5ae5b247426fc4da70e1defb265951ac57e78adf447092","source":{"kind":"arxiv","id":"1406.2468","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.2468","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"arxiv_version","alias_value":"1406.2468v1","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.2468","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"pith_short_12","alias_value":"UMH4K6VA7FBL","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UMH4K6VA7FBLKS22","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UMH4K6VA","created_at":"2026-05-18T12:28:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:UMH4K6VA7FBLKS224WZEOQTPYT","target":"record","payload":{"canonical_record":{"source":{"id":"1406.2468","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-10T08:39:46Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"3629d688e07612e84263f388ea09aef765631c374d141a8b5e51e6ccc4857a7f","abstract_canon_sha256":"cabcdaf0f77a1f0bb2dcd8174f4b52aef360c0b77f06ca4b90e57c5f3d664fb6"},"schema_version":"1.0"},"canonical_sha256":"a30fc57aa0f942b54b5ae5b247426fc4da70e1defb265951ac57e78adf447092","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:00.719613Z","signature_b64":"noyOCut4ZIZ7rKYXwP1ic2n1Z3nr1ANA5rq9ySl8Yy6OKcYnmV+pbRrbo6M8xoN6Ghb38y4/Xna4qT8u4CC2DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a30fc57aa0f942b54b5ae5b247426fc4da70e1defb265951ac57e78adf447092","last_reissued_at":"2026-05-18T01:43:00.719197Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:00.719197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.2468","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":"2026-05-18T01:43:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"35Q76SE3KlsuNr0r4bBx40b7AValHun+mEpf+/HWr6alP3OgKxUl8l3DJnqghDuCm28lIzSl0jUFx4DtQDtIAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T05:17:56.874263Z"},"content_sha256":"2d706c524e9df8d87d6cd3a79301e7fe23624876426d11127c07e029af34ccc6","schema_version":"1.0","event_id":"sha256:2d706c524e9df8d87d6cd3a79301e7fe23624876426d11127c07e029af34ccc6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:UMH4K6VA7FBLKS224WZEOQTPYT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic redshifts in quasar broad lines","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"(2) Carnegie Observatories, (3) University of California, (4) Harvard-Smithsonian Center for Astrophysics), Abraham Loeb (4) ((1) Institute for Advanced Study, Los Angeles, Princeton, Scott Tremaine (1), Xin Liu (3), Yue Shen (2)","submitted_at":"2014-06-10T08:39:46Z","abstract_excerpt":"The broad emission lines commonly seen in quasar spectra have velocity widths of a few per cent of the speed of light, so special- and general-relativistic effects have a significant influence on the line profile. We have determined the redshift of the broad H-beta line in the quasar rest frame (determined from the core component of the [OIII] line) for over 20,000 quasars from the Sloan Digital Sky Survey DR7 quasar catalog. The mean redshift as a function of line width is approximately consistent with the relativistic redshift that is expected if the line originates in a randomly oriented Ke"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.2468","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":"2026-05-18T01:43:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u4VSlg1WbdIuraIbi/v88JPGOuM+HqpDHETqQor0NsEextFQnnRgkeb/yzuw3Hd+aZSUTFNuYw0oPR5jgtIQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T05:17:56.874967Z"},"content_sha256":"8fb2f559fbc0140eb954b77f7bedf86a81c37a05926c45ff978c6142d59688e9","schema_version":"1.0","event_id":"sha256:8fb2f559fbc0140eb954b77f7bedf86a81c37a05926c45ff978c6142d59688e9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UMH4K6VA7FBLKS224WZEOQTPYT/bundle.json","state_url":"https://pith.science/pith/UMH4K6VA7FBLKS224WZEOQTPYT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UMH4K6VA7FBLKS224WZEOQTPYT/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":"2026-06-08T05:17:56Z","links":{"resolver":"https://pith.science/pith/UMH4K6VA7FBLKS224WZEOQTPYT","bundle":"https://pith.science/pith/UMH4K6VA7FBLKS224WZEOQTPYT/bundle.json","state":"https://pith.science/pith/UMH4K6VA7FBLKS224WZEOQTPYT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UMH4K6VA7FBLKS224WZEOQTPYT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:UMH4K6VA7FBLKS224WZEOQTPYT","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":"cabcdaf0f77a1f0bb2dcd8174f4b52aef360c0b77f06ca4b90e57c5f3d664fb6","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-10T08:39:46Z","title_canon_sha256":"3629d688e07612e84263f388ea09aef765631c374d141a8b5e51e6ccc4857a7f"},"schema_version":"1.0","source":{"id":"1406.2468","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.2468","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"arxiv_version","alias_value":"1406.2468v1","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.2468","created_at":"2026-05-18T01:43:00Z"},{"alias_kind":"pith_short_12","alias_value":"UMH4K6VA7FBL","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UMH4K6VA7FBLKS22","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UMH4K6VA","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:8fb2f559fbc0140eb954b77f7bedf86a81c37a05926c45ff978c6142d59688e9","target":"graph","created_at":"2026-05-18T01:43:00Z","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":"The broad emission lines commonly seen in quasar spectra have velocity widths of a few per cent of the speed of light, so special- and general-relativistic effects have a significant influence on the line profile. We have determined the redshift of the broad H-beta line in the quasar rest frame (determined from the core component of the [OIII] line) for over 20,000 quasars from the Sloan Digital Sky Survey DR7 quasar catalog. The mean redshift as a function of line width is approximately consistent with the relativistic redshift that is expected if the line originates in a randomly oriented Ke","authors_text":"(2) Carnegie Observatories, (3) University of California, (4) Harvard-Smithsonian Center for Astrophysics), Abraham Loeb (4) ((1) Institute for Advanced Study, Los Angeles, Princeton, Scott Tremaine (1), Xin Liu (3), Yue Shen (2)","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-10T08:39:46Z","title":"Relativistic redshifts in quasar broad lines"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.2468","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":"sha256:2d706c524e9df8d87d6cd3a79301e7fe23624876426d11127c07e029af34ccc6","target":"record","created_at":"2026-05-18T01:43:00Z","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":"cabcdaf0f77a1f0bb2dcd8174f4b52aef360c0b77f06ca4b90e57c5f3d664fb6","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-10T08:39:46Z","title_canon_sha256":"3629d688e07612e84263f388ea09aef765631c374d141a8b5e51e6ccc4857a7f"},"schema_version":"1.0","source":{"id":"1406.2468","kind":"arxiv","version":1}},"canonical_sha256":"a30fc57aa0f942b54b5ae5b247426fc4da70e1defb265951ac57e78adf447092","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a30fc57aa0f942b54b5ae5b247426fc4da70e1defb265951ac57e78adf447092","first_computed_at":"2026-05-18T01:43:00.719197Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:00.719197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"noyOCut4ZIZ7rKYXwP1ic2n1Z3nr1ANA5rq9ySl8Yy6OKcYnmV+pbRrbo6M8xoN6Ghb38y4/Xna4qT8u4CC2DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:00.719613Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.2468","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d706c524e9df8d87d6cd3a79301e7fe23624876426d11127c07e029af34ccc6","sha256:8fb2f559fbc0140eb954b77f7bedf86a81c37a05926c45ff978c6142d59688e9"],"state_sha256":"a1313aa7a2ffaf0421e7e5055e6a9af265f3b5b070445a1225d9329f83c20ddb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BERolvY5BWKxURMSrbc+HS9voh73JyKN/ne5gKW92XvndWxL4KB5MP5f4tMDPdJa6fE9zXKZLePdDbW3mNn+AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T05:17:56.879332Z","bundle_sha256":"4aedd1ef50d7b7719cc9d9e83ed2272129d5131e2d4072111be88ae7b1e4b4fb"}}