{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:3MRVYA4FGY7TZAUOY4W5OZKT3E","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":"420d1ae1fa18889e892a473f5ac13bd4f510a85444d6d7136cd026d503c83a60","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-12-13T13:12:10Z","title_canon_sha256":"baa2753964d6546ef59ed5aaa6880dde948f71625cdf886967ae406c858fc864"},"schema_version":"1.0","source":{"id":"1112.2882","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.2882","created_at":"2026-05-18T01:59:10Z"},{"alias_kind":"arxiv_version","alias_value":"1112.2882v1","created_at":"2026-05-18T01:59:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.2882","created_at":"2026-05-18T01:59:10Z"},{"alias_kind":"pith_short_12","alias_value":"3MRVYA4FGY7T","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"3MRVYA4FGY7TZAUO","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"3MRVYA4F","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:c4cf1a7b9bf4a588c1929ee9d6a9c347f83ca27915e90526afcb93a5658c0168","target":"graph","created_at":"2026-05-18T01:59:10Z","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":"Comet P/2010A2 LINEAR is a good candidate for membership with the Main Belt Comet family. It was observed with several telescopes (ESO NTT, La Silla; Gemini North, Mauna Kea; UH 2.2m, Mauna Kea) from 14 Jan. until 19 Feb. 2010 in order to characterize and monitor it and its very unusual dust tail, which appears almost fully detached from the nucleus; the head of the tail includes two narrow arcs forming a cross. The immediate surroundings of the nucleus were found dust-free, which allowed an estimate of the nucleus radius of 80-90m. A model of the thermal evolution indicates that such a small ","authors_text":"A. Zenn, B. Hermalyn, B. Yang, G. Sarid, G. Trancho, H. Hsieh, J. Kleyna, J. Pittichov\\'a, K. J. Meech, O. R. Hainaut, P. H. Schultz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-12-13T13:12:10Z","title":"P/2010A2 LINEAR - I: An impact in the Asteroid Main Belt"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.2882","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:dafd59e98d063ccca7626169d5c593291af9caa9a3212ce57925e5a68c016d86","target":"record","created_at":"2026-05-18T01:59:10Z","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":"420d1ae1fa18889e892a473f5ac13bd4f510a85444d6d7136cd026d503c83a60","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-12-13T13:12:10Z","title_canon_sha256":"baa2753964d6546ef59ed5aaa6880dde948f71625cdf886967ae406c858fc864"},"schema_version":"1.0","source":{"id":"1112.2882","kind":"arxiv","version":1}},"canonical_sha256":"db235c0385363f3c828ec72dd76553d93fb210aa6fb1206b602017bbcb7ffc11","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db235c0385363f3c828ec72dd76553d93fb210aa6fb1206b602017bbcb7ffc11","first_computed_at":"2026-05-18T01:59:10.924461Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:10.924461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pO/CTcTI5ZBhbHnHfYni/Kz4c+OZfpY5lMoBJwlnLsiIJROhFS6hj3tvAXnjpu2zZLAlFNV+oolxdzquky1YAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:10.925268Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.2882","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dafd59e98d063ccca7626169d5c593291af9caa9a3212ce57925e5a68c016d86","sha256:c4cf1a7b9bf4a588c1929ee9d6a9c347f83ca27915e90526afcb93a5658c0168"],"state_sha256":"d66b4e08837fe3395b072eaa2441707e1ae9087f4d4215e76586c644b12383e0"}