{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:AWIE6RZ5YWPHV5QH4XELESPIVN","short_pith_number":"pith:AWIE6RZ5","canonical_record":{"source":{"id":"1703.07976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-23T09:29:38Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"1ea2531901b7cf7c0f3828cbb3f7000c2401fba130e3b866ade248aeba9304f0","abstract_canon_sha256":"002019f834bdb369d3d67b07e95324daf90f74db7a351217326f2b551b758ef7"},"schema_version":"1.0"},"canonical_sha256":"05904f473dc59e7af607e5c8b249e8ab4c15b56942fc847045bf85384a3ce5cd","source":{"kind":"arxiv","id":"1703.07976","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.07976","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"arxiv_version","alias_value":"1703.07976v1","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.07976","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"pith_short_12","alias_value":"AWIE6RZ5YWPH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"AWIE6RZ5YWPHV5QH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"AWIE6RZ5","created_at":"2026-05-18T12:31:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:AWIE6RZ5YWPHV5QH4XELESPIVN","target":"record","payload":{"canonical_record":{"source":{"id":"1703.07976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-23T09:29:38Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"1ea2531901b7cf7c0f3828cbb3f7000c2401fba130e3b866ade248aeba9304f0","abstract_canon_sha256":"002019f834bdb369d3d67b07e95324daf90f74db7a351217326f2b551b758ef7"},"schema_version":"1.0"},"canonical_sha256":"05904f473dc59e7af607e5c8b249e8ab4c15b56942fc847045bf85384a3ce5cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:47.703013Z","signature_b64":"BncSZbws1cg3ahampA3wFqyWzVM62OZJLhxJmN1ap+2t2dcP8QPa9GHO4FT0FtZtcb0BYgoxPdzEuScddtXtAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05904f473dc59e7af607e5c8b249e8ab4c15b56942fc847045bf85384a3ce5cd","last_reissued_at":"2026-05-18T00:37:47.702289Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:47.702289Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.07976","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":"2026-05-18T00:37:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vKMIYO7UCo6kMwqGr0oFcCQl5Rax7ZOcLODIUMBv7JUQRw7xy5HtDCTOo/kE/mdP9JcYQ/4Gkh8N/rwX9K+wBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:14:18.426040Z"},"content_sha256":"c264aa6fda3e9cc431db473d8ce917ca95dc4f7777271e34c96384487cd0a8f3","schema_version":"1.0","event_id":"sha256:c264aa6fda3e9cc431db473d8ce917ca95dc4f7777271e34c96384487cd0a8f3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:AWIE6RZ5YWPHV5QH4XELESPIVN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A connection between $\\gamma$-ray and parsec-scale radio flares in the blazar 3C 273","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"2), (2) Max-Planck-Institut f\\\"ur Radioastronomie, 3, (3) Aalto University Mets\\\"ahovi Radio Observatory, 4), (4) Aalto University Department of Radio Science, Aalto, Alexander Kutkin (1) ((1) Astro Space Center of Lebedev Physical Institute, Bonn, Engineering, Finland, Finland), Germany, Kylm\\\"al\\\"a, Mikhail Lisakov (1), Moscow, Russia, Talvikki Hovatta (3, Tuomas Savolainen (2, Yuri Y. Kovalev (1","submitted_at":"2017-03-23T09:29:38Z","abstract_excerpt":"We present a comprehensive 5-43 GHz VLBA study of the blazar 3C 273 initiated after an onset of a strong $\\gamma$-ray flare in this source. We have analyzed the kinematics of new-born components, light curves, and position of the apparent core to pinpoint the location of the $\\gamma$-ray emission. Estimated location of the $\\gamma$-ray emission zone is close to the jet apex, 2 pc to 7 pc upstream from the observed 7 mm core. This is supported by ejection of a new component. The apparent core position was found to be inversely proportional to frequency. The brightness temperature in the 7 mm co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.07976","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":"2026-05-18T00:37:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ms5X8yDgp+0284VZmhFBFQoxsT50sXiUmmGVeRglHyAN9pvKvtOieRe4YEKbbkFDN/ZYJrkm0fNVZxO2egKJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:14:18.426755Z"},"content_sha256":"730e823782e75866648efeb6ed572028218be3bbc5a9f74455736c1194712b50","schema_version":"1.0","event_id":"sha256:730e823782e75866648efeb6ed572028218be3bbc5a9f74455736c1194712b50"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/bundle.json","state_url":"https://pith.science/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/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":"2026-05-25T23:14:18Z","links":{"resolver":"https://pith.science/pith/AWIE6RZ5YWPHV5QH4XELESPIVN","bundle":"https://pith.science/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/bundle.json","state":"https://pith.science/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AWIE6RZ5YWPHV5QH4XELESPIVN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:AWIE6RZ5YWPHV5QH4XELESPIVN","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":"002019f834bdb369d3d67b07e95324daf90f74db7a351217326f2b551b758ef7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-23T09:29:38Z","title_canon_sha256":"1ea2531901b7cf7c0f3828cbb3f7000c2401fba130e3b866ade248aeba9304f0"},"schema_version":"1.0","source":{"id":"1703.07976","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.07976","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"arxiv_version","alias_value":"1703.07976v1","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.07976","created_at":"2026-05-18T00:37:47Z"},{"alias_kind":"pith_short_12","alias_value":"AWIE6RZ5YWPH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"AWIE6RZ5YWPHV5QH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"AWIE6RZ5","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:730e823782e75866648efeb6ed572028218be3bbc5a9f74455736c1194712b50","target":"graph","created_at":"2026-05-18T00:37:47Z","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":"We present a comprehensive 5-43 GHz VLBA study of the blazar 3C 273 initiated after an onset of a strong $\\gamma$-ray flare in this source. We have analyzed the kinematics of new-born components, light curves, and position of the apparent core to pinpoint the location of the $\\gamma$-ray emission. Estimated location of the $\\gamma$-ray emission zone is close to the jet apex, 2 pc to 7 pc upstream from the observed 7 mm core. This is supported by ejection of a new component. The apparent core position was found to be inversely proportional to frequency. The brightness temperature in the 7 mm co","authors_text":"2), (2) Max-Planck-Institut f\\\"ur Radioastronomie, 3, (3) Aalto University Mets\\\"ahovi Radio Observatory, 4), (4) Aalto University Department of Radio Science, Aalto, Alexander Kutkin (1) ((1) Astro Space Center of Lebedev Physical Institute, Bonn, Engineering, Finland, Finland), Germany, Kylm\\\"al\\\"a, Mikhail Lisakov (1), Moscow, Russia, Talvikki Hovatta (3, Tuomas Savolainen (2, Yuri Y. Kovalev (1","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-23T09:29:38Z","title":"A connection between $\\gamma$-ray and parsec-scale radio flares in the blazar 3C 273"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.07976","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:c264aa6fda3e9cc431db473d8ce917ca95dc4f7777271e34c96384487cd0a8f3","target":"record","created_at":"2026-05-18T00:37:47Z","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":"002019f834bdb369d3d67b07e95324daf90f74db7a351217326f2b551b758ef7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-23T09:29:38Z","title_canon_sha256":"1ea2531901b7cf7c0f3828cbb3f7000c2401fba130e3b866ade248aeba9304f0"},"schema_version":"1.0","source":{"id":"1703.07976","kind":"arxiv","version":1}},"canonical_sha256":"05904f473dc59e7af607e5c8b249e8ab4c15b56942fc847045bf85384a3ce5cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05904f473dc59e7af607e5c8b249e8ab4c15b56942fc847045bf85384a3ce5cd","first_computed_at":"2026-05-18T00:37:47.702289Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:47.702289Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BncSZbws1cg3ahampA3wFqyWzVM62OZJLhxJmN1ap+2t2dcP8QPa9GHO4FT0FtZtcb0BYgoxPdzEuScddtXtAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:47.703013Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.07976","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c264aa6fda3e9cc431db473d8ce917ca95dc4f7777271e34c96384487cd0a8f3","sha256:730e823782e75866648efeb6ed572028218be3bbc5a9f74455736c1194712b50"],"state_sha256":"874989268e86fdd8bf540d93a88c33754e81f22672b47988b2e35147e5bc3cfa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hr+3BnaC0c6y1mgLggPWQ1B5oBtLyd8xRzARQv3d289KjQRydW3Jzgfs/a8fSeLYCINWjvJsf7HIgsIN9WHQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:14:18.430650Z","bundle_sha256":"2e3bbe8dca25e9c40e871b236a8e1befed6cd62a800cdbccbc2c18730d607080"}}