{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:YXZYUPEFTAZ6QDQNCBNFUJZCGE","short_pith_number":"pith:YXZYUPEF","canonical_record":{"source":{"id":"1303.6194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-03-25T16:16:55Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"57a96906d374a8f73b58d6dd9bc76bf9a58b0a38ae6347776fb262c1e14abbb4","abstract_canon_sha256":"213766ed6f2b8c4f4d4496638d964b004080e3eebde85003b820f479b0a36873"},"schema_version":"1.0"},"canonical_sha256":"c5f38a3c859833e80e0d105a5a272231123d9bd918cf1b8c1a8904a0d4b58793","source":{"kind":"arxiv","id":"1303.6194","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6194","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6194v1","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6194","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"pith_short_12","alias_value":"YXZYUPEFTAZ6","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"YXZYUPEFTAZ6QDQN","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"YXZYUPEF","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:YXZYUPEFTAZ6QDQNCBNFUJZCGE","target":"record","payload":{"canonical_record":{"source":{"id":"1303.6194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-03-25T16:16:55Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"57a96906d374a8f73b58d6dd9bc76bf9a58b0a38ae6347776fb262c1e14abbb4","abstract_canon_sha256":"213766ed6f2b8c4f4d4496638d964b004080e3eebde85003b820f479b0a36873"},"schema_version":"1.0"},"canonical_sha256":"c5f38a3c859833e80e0d105a5a272231123d9bd918cf1b8c1a8904a0d4b58793","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:53.180625Z","signature_b64":"RlC6Ys1x17BGpUip7tXtnw/ebD1oLlvadbqWpr1NXTD0vTuQDNI96U78ELIDsAiDc5AbKAPktvcEklQdhM2CAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5f38a3c859833e80e0d105a5a272231123d9bd918cf1b8c1a8904a0d4b58793","last_reissued_at":"2026-05-18T01:50:53.179948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:53.179948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.6194","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":"2026-05-18T01:50:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PHH1HN3IDpmPPQWkH6MxJrKFSg344wsM3idajNtitK0jhExdo4Ce2AW4+8aZ5A/YncB3Yx0n5on7ziUXzmv1DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T18:35:54.087506Z"},"content_sha256":"fc58f1ed09e8b85b24c104df694a7f8b686569834bfa6ef5d965cf482668a2a6","schema_version":"1.0","event_id":"sha256:fc58f1ed09e8b85b24c104df694a7f8b686569834bfa6ef5d965cf482668a2a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:YXZYUPEFTAZ6QDQNCBNFUJZCGE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Science with a wide-field UV transient explorer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.CO","authors_text":"A. Gal-Yam, B. Trakhtenbrot, C. Beichman, D. Maoz, E. Nakar, E. O. Ofek, E. S. Phinney, E. Waxman, I. Sagiv, J. Murthy, J. Topaz, O. Aharonson, S. P. Worden, S. R. Kulkarni","submitted_at":"2013-03-25T16:16:55Z","abstract_excerpt":"The time-variable electromagnetic sky has been well-explored at a wide range of wavelengths. Numerous high-energy space missions take advantage of the dark Gamma-ray and X-ray sky and utilize very wide field detectors to provide almost continuous monitoring of the entire celestial sphere. In visible light, new wide-field ground-based surveys cover wide patches of sky with ever decreasing cadence, progressing from monthly-weekly time scale surveys to sub-night sampling. In the radio, new powerful instrumentation offers unprecedented sensitivity over wide fields of view, with pathfinder experime"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6194","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":"2026-05-18T01:50:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RdN1HfYQfSoX2iQmD1lw5BQpXK2cJtG9He8eK5PqurQDo+SunO00ef1G2TxF0hJXSTzlSi0UpnS16kfndX3gAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T18:35:54.088193Z"},"content_sha256":"7e28f9fef3b6d8e574449f7c54bdb19fac3d10f9d8466c56c247ccdfd1663cf7","schema_version":"1.0","event_id":"sha256:7e28f9fef3b6d8e574449f7c54bdb19fac3d10f9d8466c56c247ccdfd1663cf7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/bundle.json","state_url":"https://pith.science/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/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":"2026-05-29T18:35:54Z","links":{"resolver":"https://pith.science/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE","bundle":"https://pith.science/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/bundle.json","state":"https://pith.science/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YXZYUPEFTAZ6QDQNCBNFUJZCGE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:YXZYUPEFTAZ6QDQNCBNFUJZCGE","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":"213766ed6f2b8c4f4d4496638d964b004080e3eebde85003b820f479b0a36873","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-03-25T16:16:55Z","title_canon_sha256":"57a96906d374a8f73b58d6dd9bc76bf9a58b0a38ae6347776fb262c1e14abbb4"},"schema_version":"1.0","source":{"id":"1303.6194","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6194","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6194v1","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6194","created_at":"2026-05-18T01:50:53Z"},{"alias_kind":"pith_short_12","alias_value":"YXZYUPEFTAZ6","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"YXZYUPEFTAZ6QDQN","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"YXZYUPEF","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:7e28f9fef3b6d8e574449f7c54bdb19fac3d10f9d8466c56c247ccdfd1663cf7","target":"graph","created_at":"2026-05-18T01:50:53Z","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 time-variable electromagnetic sky has been well-explored at a wide range of wavelengths. Numerous high-energy space missions take advantage of the dark Gamma-ray and X-ray sky and utilize very wide field detectors to provide almost continuous monitoring of the entire celestial sphere. In visible light, new wide-field ground-based surveys cover wide patches of sky with ever decreasing cadence, progressing from monthly-weekly time scale surveys to sub-night sampling. In the radio, new powerful instrumentation offers unprecedented sensitivity over wide fields of view, with pathfinder experime","authors_text":"A. Gal-Yam, B. Trakhtenbrot, C. Beichman, D. Maoz, E. Nakar, E. O. Ofek, E. S. Phinney, E. Waxman, I. Sagiv, J. Murthy, J. Topaz, O. Aharonson, S. P. Worden, S. R. Kulkarni","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-03-25T16:16:55Z","title":"Science with a wide-field UV transient explorer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6194","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:fc58f1ed09e8b85b24c104df694a7f8b686569834bfa6ef5d965cf482668a2a6","target":"record","created_at":"2026-05-18T01:50:53Z","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":"213766ed6f2b8c4f4d4496638d964b004080e3eebde85003b820f479b0a36873","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-03-25T16:16:55Z","title_canon_sha256":"57a96906d374a8f73b58d6dd9bc76bf9a58b0a38ae6347776fb262c1e14abbb4"},"schema_version":"1.0","source":{"id":"1303.6194","kind":"arxiv","version":1}},"canonical_sha256":"c5f38a3c859833e80e0d105a5a272231123d9bd918cf1b8c1a8904a0d4b58793","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5f38a3c859833e80e0d105a5a272231123d9bd918cf1b8c1a8904a0d4b58793","first_computed_at":"2026-05-18T01:50:53.179948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:53.179948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RlC6Ys1x17BGpUip7tXtnw/ebD1oLlvadbqWpr1NXTD0vTuQDNI96U78ELIDsAiDc5AbKAPktvcEklQdhM2CAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:53.180625Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.6194","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc58f1ed09e8b85b24c104df694a7f8b686569834bfa6ef5d965cf482668a2a6","sha256:7e28f9fef3b6d8e574449f7c54bdb19fac3d10f9d8466c56c247ccdfd1663cf7"],"state_sha256":"f31e9122f1b3d2372593effa4cae37a9a10564091dd7b9b42514269e0d1f4b20"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DCykBlhmBu2oYCMZbT1s+O/oMglPb7n7xhqLqhAJkJrU7b/7t7yJ0HE/xdvdGPEOVvQitEm8F0gDoanwRkjqDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T18:35:54.092017Z","bundle_sha256":"7d710ee8163074fc66d0c7a9bf0d3faadf7de329c39863bc5a1a83cc9f2ac11b"}}