{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ICEULJFDUJ3CD2U5LTAOBGD353","short_pith_number":"pith:ICEULJFD","canonical_record":{"source":{"id":"1606.06147","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-06-20T14:41:14Z","cross_cats_sorted":[],"title_canon_sha256":"f0b93df99e3fbd3fa943e039019b90ea12365d771ff140c2316c4f14c9a5b151","abstract_canon_sha256":"4e3b20e4999ca806bb69b010da630b9042159577b2bf4c4a5db82d489791c9d1"},"schema_version":"1.0"},"canonical_sha256":"408945a4a3a27621ea9d5cc0e0987beee3c5ba4b841ead8df3bb408e3b1d232a","source":{"kind":"arxiv","id":"1606.06147","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.06147","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"arxiv_version","alias_value":"1606.06147v1","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.06147","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"pith_short_12","alias_value":"ICEULJFDUJ3C","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"ICEULJFDUJ3CD2U5","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"ICEULJFD","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ICEULJFDUJ3CD2U5LTAOBGD353","target":"record","payload":{"canonical_record":{"source":{"id":"1606.06147","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-06-20T14:41:14Z","cross_cats_sorted":[],"title_canon_sha256":"f0b93df99e3fbd3fa943e039019b90ea12365d771ff140c2316c4f14c9a5b151","abstract_canon_sha256":"4e3b20e4999ca806bb69b010da630b9042159577b2bf4c4a5db82d489791c9d1"},"schema_version":"1.0"},"canonical_sha256":"408945a4a3a27621ea9d5cc0e0987beee3c5ba4b841ead8df3bb408e3b1d232a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:47.743376Z","signature_b64":"wVVtttSqMWu04YbOb5UDSFvXyWXr4heW8zaLq2w8gi4XqR0+rwfKCtBy0wJ8dACKknKah4tuTseWERs/C4i0DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"408945a4a3a27621ea9d5cc0e0987beee3c5ba4b841ead8df3bb408e3b1d232a","last_reissued_at":"2026-05-18T01:11:47.742976Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:47.742976Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.06147","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":"2026-05-18T01:11:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2rGZZOmyEYgHtWpz9Ta4MHm3tEOnxaUvB5Hwqk3dLTpij/Nc5N+d7p12t2Y7pY9UYKcc9X890bBWJ3dQHI91BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:57:58.144735Z"},"content_sha256":"54abba8d8a5e22414c76981f268f5641905db899ec484c43a03e3bd312375c2e","schema_version":"1.0","event_id":"sha256:54abba8d8a5e22414c76981f268f5641905db899ec484c43a03e3bd312375c2e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ICEULJFDUJ3CD2U5LTAOBGD353","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lorentz factor distribution of blazars from the optical Fundamental plane of black hole activity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Elmar K\\\"ording, Heino Falcke, Payaswini Saikia","submitted_at":"2016-06-20T14:41:14Z","abstract_excerpt":"Blazar radiation is dominated by a relativistic jet which can be modeled at first approximation using just two intrinsic parameters - the Lorentz factor $\\Gamma$ and the viewing angle $\\theta$. Blazar jet observations are often beamed due to relativistic effects, complicating the understanding of these intrinsic properties. The most common way to estimate blazar Lorentz factors needs the estimation of apparent jet speeds and Doppler beaming factors. We present a new and independent method of constructing the blazar Lorentz factor distribution, using the optical fundamental plane of black hole "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.06147","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":"2026-05-18T01:11:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I1MoWF+h7LbQFwwRCtTpCvz/EI9NZP5zgpn5AyncpqOQlpR9F88BuFPNCtGY87XJrK5rxgFEgk8fNftKnIrrBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:57:58.145475Z"},"content_sha256":"458cfea7a86cb990243ee5a7656557824b807b4741f82c55be4300f549cb418d","schema_version":"1.0","event_id":"sha256:458cfea7a86cb990243ee5a7656557824b807b4741f82c55be4300f549cb418d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ICEULJFDUJ3CD2U5LTAOBGD353/bundle.json","state_url":"https://pith.science/pith/ICEULJFDUJ3CD2U5LTAOBGD353/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ICEULJFDUJ3CD2U5LTAOBGD353/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":"2026-06-07T21:57:58Z","links":{"resolver":"https://pith.science/pith/ICEULJFDUJ3CD2U5LTAOBGD353","bundle":"https://pith.science/pith/ICEULJFDUJ3CD2U5LTAOBGD353/bundle.json","state":"https://pith.science/pith/ICEULJFDUJ3CD2U5LTAOBGD353/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ICEULJFDUJ3CD2U5LTAOBGD353/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ICEULJFDUJ3CD2U5LTAOBGD353","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":"4e3b20e4999ca806bb69b010da630b9042159577b2bf4c4a5db82d489791c9d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-06-20T14:41:14Z","title_canon_sha256":"f0b93df99e3fbd3fa943e039019b90ea12365d771ff140c2316c4f14c9a5b151"},"schema_version":"1.0","source":{"id":"1606.06147","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.06147","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"arxiv_version","alias_value":"1606.06147v1","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.06147","created_at":"2026-05-18T01:11:47Z"},{"alias_kind":"pith_short_12","alias_value":"ICEULJFDUJ3C","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"ICEULJFDUJ3CD2U5","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"ICEULJFD","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:458cfea7a86cb990243ee5a7656557824b807b4741f82c55be4300f549cb418d","target":"graph","created_at":"2026-05-18T01:11:47Z","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":"Blazar radiation is dominated by a relativistic jet which can be modeled at first approximation using just two intrinsic parameters - the Lorentz factor $\\Gamma$ and the viewing angle $\\theta$. Blazar jet observations are often beamed due to relativistic effects, complicating the understanding of these intrinsic properties. The most common way to estimate blazar Lorentz factors needs the estimation of apparent jet speeds and Doppler beaming factors. We present a new and independent method of constructing the blazar Lorentz factor distribution, using the optical fundamental plane of black hole ","authors_text":"Elmar K\\\"ording, Heino Falcke, Payaswini Saikia","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-06-20T14:41:14Z","title":"Lorentz factor distribution of blazars from the optical Fundamental plane of black hole activity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.06147","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":"sha256:54abba8d8a5e22414c76981f268f5641905db899ec484c43a03e3bd312375c2e","target":"record","created_at":"2026-05-18T01:11:47Z","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":"4e3b20e4999ca806bb69b010da630b9042159577b2bf4c4a5db82d489791c9d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-06-20T14:41:14Z","title_canon_sha256":"f0b93df99e3fbd3fa943e039019b90ea12365d771ff140c2316c4f14c9a5b151"},"schema_version":"1.0","source":{"id":"1606.06147","kind":"arxiv","version":1}},"canonical_sha256":"408945a4a3a27621ea9d5cc0e0987beee3c5ba4b841ead8df3bb408e3b1d232a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"408945a4a3a27621ea9d5cc0e0987beee3c5ba4b841ead8df3bb408e3b1d232a","first_computed_at":"2026-05-18T01:11:47.742976Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:47.742976Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wVVtttSqMWu04YbOb5UDSFvXyWXr4heW8zaLq2w8gi4XqR0+rwfKCtBy0wJ8dACKknKah4tuTseWERs/C4i0DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:47.743376Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.06147","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54abba8d8a5e22414c76981f268f5641905db899ec484c43a03e3bd312375c2e","sha256:458cfea7a86cb990243ee5a7656557824b807b4741f82c55be4300f549cb418d"],"state_sha256":"7596fa0c166e3b2e4db7b06028a18d759e77eeb760afe161f1ae43fef921f79d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6yF7v+nSaHAc79RdXtlPiynyOlY0u0hCQJbpdEL/PI8kTAYRX9epNGYcG8VqdUqfD7galigQVCKRMYnmkNm5BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T21:57:58.149162Z","bundle_sha256":"544d7e5b824983e231ea6de80d350d45ae25911f5e301e2c21923b3bccb99eac"}}