{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:SV3GFTREUTFG3CG4I32LVSVHPC","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":"4f10eb4fa8b9c40b05606c0232d429e53485c68d7b627684b0583886cdc780dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-09-16T14:25:02Z","title_canon_sha256":"5676af303c77beac9de5181227fa938bd2d83192fcd28ac261d5bd3bb8109140"},"schema_version":"1.0","source":{"id":"1109.3628","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.3628","created_at":"2026-05-18T02:00:31Z"},{"alias_kind":"arxiv_version","alias_value":"1109.3628v1","created_at":"2026-05-18T02:00:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.3628","created_at":"2026-05-18T02:00:31Z"},{"alias_kind":"pith_short_12","alias_value":"SV3GFTREUTFG","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"SV3GFTREUTFG3CG4","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"SV3GFTRE","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:a42ecae0d39479cf9b157c73fa6f99fb6290a2022500bc46e17d2b3588e61d88","target":"graph","created_at":"2026-05-18T02:00:31Z","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 blazar 1ES 0229+200 is a high frequency peaked BL Lac object with a hard TeV spectrum extending to 10 TeV. Its unusual spectral characteristics make it a frequently used probe for intergalactic radiation and magnetic fields. With new, simultaneous observations in the optical, ultraviolet (UV) and X-rays, the synchrotron emission is probed in great detail. The X-ray emission varies by a factor of ~2 in 2009, while being rather stable in 2010. The X-ray spectrum is very hard (\\Gamma ~ 1.8) and it shows an indication of excess absorption above the Galactic value. The X-ray emission is detecte","authors_text":"M. Hauser, O. Tibolla, S.J. Wagner, S. Kaufmann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-09-16T14:25:02Z","title":"1ES 0229+200: An extreme blazar with a very high minimum Lorentz factor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.3628","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:f7f7ea3c1e086491cfcd09598b7857a353c95525ddece68a5340c041408bdd70","target":"record","created_at":"2026-05-18T02:00:31Z","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":"4f10eb4fa8b9c40b05606c0232d429e53485c68d7b627684b0583886cdc780dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-09-16T14:25:02Z","title_canon_sha256":"5676af303c77beac9de5181227fa938bd2d83192fcd28ac261d5bd3bb8109140"},"schema_version":"1.0","source":{"id":"1109.3628","kind":"arxiv","version":1}},"canonical_sha256":"957662ce24a4ca6d88dc46f4bacaa7789810636e42d1c5bd9264a09412751398","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"957662ce24a4ca6d88dc46f4bacaa7789810636e42d1c5bd9264a09412751398","first_computed_at":"2026-05-18T02:00:31.826743Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:31.826743Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"us251fdGwVQVpQIy/YJrjxKc1lE4Oztrf14oF6TQCnAt+2snvr3EH8NivYiVPqDshbpyFq0rD35X3AotaF9lDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:31.827306Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.3628","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7f7ea3c1e086491cfcd09598b7857a353c95525ddece68a5340c041408bdd70","sha256:a42ecae0d39479cf9b157c73fa6f99fb6290a2022500bc46e17d2b3588e61d88"],"state_sha256":"8b1cf74e454475d8d4794b5d632cec3aafd0186e60a6ebbdcf6315aa3d4f0e80"}