{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:KNPGRTIJ3CV3SWWKIGRDPFFFJ7","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":"4db71235b0d107caab68dda306f3b12ffe269d69fefac777493f2f1efcb6c18f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-03-13T17:46:41Z","title_canon_sha256":"6266ae9d5f2b5f84cd359351c54e86823d97eab363d1e9bf9c2c6575c8171817"},"schema_version":"1.0","source":{"id":"2003.06405","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.06405","created_at":"2026-07-05T01:24:32Z"},{"alias_kind":"arxiv_version","alias_value":"2003.06405v4","created_at":"2026-07-05T01:24:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.06405","created_at":"2026-07-05T01:24:32Z"},{"alias_kind":"pith_short_12","alias_value":"KNPGRTIJ3CV3","created_at":"2026-07-05T01:24:32Z"},{"alias_kind":"pith_short_16","alias_value":"KNPGRTIJ3CV3SWWK","created_at":"2026-07-05T01:24:32Z"},{"alias_kind":"pith_short_8","alias_value":"KNPGRTIJ","created_at":"2026-07-05T01:24:32Z"}],"graph_snapshots":[{"event_id":"sha256:e3a48ecfa6478b5dcbd456b8e450f905935ee446c33444606c75ee5dd8f50db6","target":"graph","created_at":"2026-07-05T01:24:32Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2003.06405/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The uncertainty region of the highly energetic neutrino IceCube200107A includes 3HSP J095507.9+355101 ($z$~=~0.557), an extreme blazar, which was detected in a high, very hard, and variable X-ray state shortly after the neutrino arrival. Following a detailed multi-wavelength investigation, we confirm that the source is a genuine BL Lac, contrary to TXS 0506+056, the first source so far associated with IceCube neutrinos, which is a \"masquerading\" BL Lac. As in the case of TXS0506+056, 3HSP J095507.9+355101 is also way off the so-called \"blazar sequence\". We consider 3HSP J095507.9+355101 a poss","authors_text":"E. Resconi, F. Oikonomou, P. Giommi, P. Padovani, S. Paiano, T. Glauch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-03-13T17:46:41Z","title":"3HSP J095507.9+355101: a flaring extreme blazar coincident in space and time with IceCube-200107A"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.06405","kind":"arxiv","version":4},"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:e934ddba8500270c353f8f1c3598056a2add31078fa1942d96d263128b8db2e1","target":"record","created_at":"2026-07-05T01:24:32Z","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":"4db71235b0d107caab68dda306f3b12ffe269d69fefac777493f2f1efcb6c18f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-03-13T17:46:41Z","title_canon_sha256":"6266ae9d5f2b5f84cd359351c54e86823d97eab363d1e9bf9c2c6575c8171817"},"schema_version":"1.0","source":{"id":"2003.06405","kind":"arxiv","version":4}},"canonical_sha256":"535e68cd09d8abb95aca41a23794a54fd7c9034f092220b4e039e8bf07191847","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"535e68cd09d8abb95aca41a23794a54fd7c9034f092220b4e039e8bf07191847","first_computed_at":"2026-07-05T01:24:32.447864Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:24:32.447864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1jrIN+X6MwiGM5k48gRc2eY5BdDjkFTaLFQC1G9cjXn7f3slLoUzqZva5e9an0DPJEiD7pBW8d3KTU2p5MQiAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:24:32.448432Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.06405","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e934ddba8500270c353f8f1c3598056a2add31078fa1942d96d263128b8db2e1","sha256:e3a48ecfa6478b5dcbd456b8e450f905935ee446c33444606c75ee5dd8f50db6"],"state_sha256":"2cf2fff1a4baecd055e3a04163bc7cbe62bdba9ee539f2831b06e42781827937"}