{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:JMB6M7VN22RXOJMEXTBFIOZ42H","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":"4e10825cf8cc0b4a8147b3b62d8efd288f49510142f3a53383cddd100629e472","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2021-12-11T12:05:20Z","title_canon_sha256":"69d1f77f5a3eeea9b9f59ea5353344f691a53048ab5e78f22c95d2397848aa48"},"schema_version":"1.0","source":{"id":"2112.05963","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05963","created_at":"2026-07-05T04:17:19Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05963v1","created_at":"2026-07-05T04:17:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05963","created_at":"2026-07-05T04:17:19Z"},{"alias_kind":"pith_short_12","alias_value":"JMB6M7VN22RX","created_at":"2026-07-05T04:17:19Z"},{"alias_kind":"pith_short_16","alias_value":"JMB6M7VN22RXOJME","created_at":"2026-07-05T04:17:19Z"},{"alias_kind":"pith_short_8","alias_value":"JMB6M7VN","created_at":"2026-07-05T04:17:19Z"}],"graph_snapshots":[{"event_id":"sha256:28aae1a69f80cf020250c423704899450b5978bd19cbfd3d93c1559093f8801f","target":"graph","created_at":"2026-07-05T04:17:19Z","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/2112.05963/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce a novel compact 4-channel beam splitter which is based on a combination of dichroic coatings and internal total reflection, similar in concept to the interference double-prism invented by K\\\"osters 90 years ago. Used with a rapidly-slewing 50 cm telescope in space, this would allow to double the presently known gamma-ray bursts at high (>5) redshift within 2 years.","authors_text":"07778 Tautenburg, ((1) Max-Planck Institute for extraterrestrial Physics, (2) Th\\\"uringer Landessternwarte Tautenburg, 85478 Garching, Germany, Germany), Jochen Greiner (1), Uwe Laux (2)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2021-12-11T12:05:20Z","title":"A novel compact 4-channel beam splitter based on a K\\\"osters-type prism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05963","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":"sha256:7e9c2df56e2031f34e84da0fbe25bf582c27b7a5ae266d3acbf6b87e0edafa7f","target":"record","created_at":"2026-07-05T04:17:19Z","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":"4e10825cf8cc0b4a8147b3b62d8efd288f49510142f3a53383cddd100629e472","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2021-12-11T12:05:20Z","title_canon_sha256":"69d1f77f5a3eeea9b9f59ea5353344f691a53048ab5e78f22c95d2397848aa48"},"schema_version":"1.0","source":{"id":"2112.05963","kind":"arxiv","version":1}},"canonical_sha256":"4b03e67eadd6a3772584bcc2543b3cd1d61d921e5c78650b0558fd04baf74727","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b03e67eadd6a3772584bcc2543b3cd1d61d921e5c78650b0558fd04baf74727","first_computed_at":"2026-07-05T04:17:19.311246Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:17:19.311246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u/9YhaZpzBnwNutAfQm8wR/De/l7lr0EvOxAdsCSH28wxosnqDj0KTwIL+vZ+cjN8OLxivun+QRdOoRrxsVEBg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:17:19.311824Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.05963","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e9c2df56e2031f34e84da0fbe25bf582c27b7a5ae266d3acbf6b87e0edafa7f","sha256:28aae1a69f80cf020250c423704899450b5978bd19cbfd3d93c1559093f8801f"],"state_sha256":"3995408193cae88b1b7a059b9ae8469e42056474faeef1f012a01a5823f45fc1"}