{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FZANOR4V5G5D37EBCCG7HX7CP7","short_pith_number":"pith:FZANOR4V","canonical_record":{"source":{"id":"1901.07776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-23T09:00:59Z","cross_cats_sorted":[],"title_canon_sha256":"f820d1cfb6fcfcbfdcfec0ed3f30b02b5346811d16f88eb4919325e4256e0ef0","abstract_canon_sha256":"017e7fd73ebb95d17533271ffac4f73aeb0f4ef155c77cb7aaf1d1dfad877763"},"schema_version":"1.0"},"canonical_sha256":"2e40d74795e9ba3dfc81108df3dfe27ffb78ab8e26535933cba9e79453662482","source":{"kind":"arxiv","id":"1901.07776","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07776","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07776v1","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07776","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"pith_short_12","alias_value":"FZANOR4V5G5D","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"FZANOR4V5G5D37EB","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"FZANOR4V","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FZANOR4V5G5D37EBCCG7HX7CP7","target":"record","payload":{"canonical_record":{"source":{"id":"1901.07776","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-23T09:00:59Z","cross_cats_sorted":[],"title_canon_sha256":"f820d1cfb6fcfcbfdcfec0ed3f30b02b5346811d16f88eb4919325e4256e0ef0","abstract_canon_sha256":"017e7fd73ebb95d17533271ffac4f73aeb0f4ef155c77cb7aaf1d1dfad877763"},"schema_version":"1.0"},"canonical_sha256":"2e40d74795e9ba3dfc81108df3dfe27ffb78ab8e26535933cba9e79453662482","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:56.081997Z","signature_b64":"zAX0L0XCKVeMOHPwr9UFj1uSBK0UewUy3UEKEBsRD/yK0YNOJFDYs4hjcyIBOIcAz1HnaH1TUYSb2hjIferJCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e40d74795e9ba3dfc81108df3dfe27ffb78ab8e26535933cba9e79453662482","last_reissued_at":"2026-05-17T23:50:56.081351Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:56.081351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.07776","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":"2026-05-17T23:50:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yj7rInArfQDKnaaqV7TtiCmK8KskR4Vh5n0ROV715uWB4W9LNtgjQcRBpaTA89IFkLZ3xPSKEq8bjgUfa77FAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:13:07.089624Z"},"content_sha256":"f215c2adc700ab1ed966e7614ccc1b3fa974e22204e4b126c6e20d9fcf8289d0","schema_version":"1.0","event_id":"sha256:f215c2adc700ab1ed966e7614ccc1b3fa974e22204e4b126c6e20d9fcf8289d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FZANOR4V5G5D37EBCCG7HX7CP7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radio Variability from a Quiescent Stellar Mass Black Hole Jet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Bundas, J. C. A. Miller-Jones, J. J. Ruan, J. Strader, K. R. Smith, L. Chomiuk, R. M. Plotkin, S. Bruzewski","submitted_at":"2019-01-23T09:00:59Z","abstract_excerpt":"Relativistic outflows are believed to be a common feature of black hole X-ray binaries at the lowest accretion rates, when they are in their `quiescent' spectral state. However, we still lack a detailed understanding of how quiescent jet emission varies with time. Here we present 24 years of archival radio observations (from the Very Large Array and the Very Long Baseline Array) of the black hole X-ray binary V404 Cygni in quiescence (totalling 150 observations from 1.4 -- 22 GHz). The observed flux densities follow lognormal distributions with means and standard deviations of (<log f_nu>, sig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07776","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":"2026-05-17T23:50:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/mgFouU21q9lCKQ1FBLIkb0vzok63HKirnNuHtHfTG0ro3zdU+gkZaWyY8KcQndtg9cZ3dBNjv6Qj8POpTHFAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:13:07.089974Z"},"content_sha256":"dfa39fa0c497091c05509c7bbb2e448b7d74a47f08963f8ca33cb7b393c3f4af","schema_version":"1.0","event_id":"sha256:dfa39fa0c497091c05509c7bbb2e448b7d74a47f08963f8ca33cb7b393c3f4af"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FZANOR4V5G5D37EBCCG7HX7CP7/bundle.json","state_url":"https://pith.science/pith/FZANOR4V5G5D37EBCCG7HX7CP7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FZANOR4V5G5D37EBCCG7HX7CP7/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":"2026-06-05T08:13:07Z","links":{"resolver":"https://pith.science/pith/FZANOR4V5G5D37EBCCG7HX7CP7","bundle":"https://pith.science/pith/FZANOR4V5G5D37EBCCG7HX7CP7/bundle.json","state":"https://pith.science/pith/FZANOR4V5G5D37EBCCG7HX7CP7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FZANOR4V5G5D37EBCCG7HX7CP7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FZANOR4V5G5D37EBCCG7HX7CP7","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":"017e7fd73ebb95d17533271ffac4f73aeb0f4ef155c77cb7aaf1d1dfad877763","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-23T09:00:59Z","title_canon_sha256":"f820d1cfb6fcfcbfdcfec0ed3f30b02b5346811d16f88eb4919325e4256e0ef0"},"schema_version":"1.0","source":{"id":"1901.07776","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07776","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07776v1","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07776","created_at":"2026-05-17T23:50:56Z"},{"alias_kind":"pith_short_12","alias_value":"FZANOR4V5G5D","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"FZANOR4V5G5D37EB","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"FZANOR4V","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:dfa39fa0c497091c05509c7bbb2e448b7d74a47f08963f8ca33cb7b393c3f4af","target":"graph","created_at":"2026-05-17T23:50:56Z","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":"Relativistic outflows are believed to be a common feature of black hole X-ray binaries at the lowest accretion rates, when they are in their `quiescent' spectral state. However, we still lack a detailed understanding of how quiescent jet emission varies with time. Here we present 24 years of archival radio observations (from the Very Large Array and the Very Long Baseline Array) of the black hole X-ray binary V404 Cygni in quiescence (totalling 150 observations from 1.4 -- 22 GHz). The observed flux densities follow lognormal distributions with means and standard deviations of (<log f_nu>, sig","authors_text":"A. Bundas, J. C. A. Miller-Jones, J. J. Ruan, J. Strader, K. R. Smith, L. Chomiuk, R. M. Plotkin, S. Bruzewski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-23T09:00:59Z","title":"Radio Variability from a Quiescent Stellar Mass Black Hole Jet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07776","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:f215c2adc700ab1ed966e7614ccc1b3fa974e22204e4b126c6e20d9fcf8289d0","target":"record","created_at":"2026-05-17T23:50:56Z","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":"017e7fd73ebb95d17533271ffac4f73aeb0f4ef155c77cb7aaf1d1dfad877763","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-23T09:00:59Z","title_canon_sha256":"f820d1cfb6fcfcbfdcfec0ed3f30b02b5346811d16f88eb4919325e4256e0ef0"},"schema_version":"1.0","source":{"id":"1901.07776","kind":"arxiv","version":1}},"canonical_sha256":"2e40d74795e9ba3dfc81108df3dfe27ffb78ab8e26535933cba9e79453662482","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e40d74795e9ba3dfc81108df3dfe27ffb78ab8e26535933cba9e79453662482","first_computed_at":"2026-05-17T23:50:56.081351Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:56.081351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zAX0L0XCKVeMOHPwr9UFj1uSBK0UewUy3UEKEBsRD/yK0YNOJFDYs4hjcyIBOIcAz1HnaH1TUYSb2hjIferJCw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:56.081997Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.07776","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f215c2adc700ab1ed966e7614ccc1b3fa974e22204e4b126c6e20d9fcf8289d0","sha256:dfa39fa0c497091c05509c7bbb2e448b7d74a47f08963f8ca33cb7b393c3f4af"],"state_sha256":"7ac40642a49231a81001132ab8980cdcfc1d17f98cf9de46d80e360f56b5dd80"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eRaecAxNNZnV1MdfYVk6GY263GifRmxijXNXRsa8ybTyjvcFiHZZcF+IJ0YmCBeKSO94kVliUe3cyDWKtQ2zBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T08:13:07.092119Z","bundle_sha256":"242b3a39b5ef95f22b16bfc032b265fd0a3e31a7eb2de012313d10c01d356ab3"}}