{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CPLQVOQSWXF7ZCB6VKEN2ZG5HU","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":"e489c1bf678fabaf6399746572c5ac21c724ae315a73e2006b61f278f291c808","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-11-29T20:58:36Z","title_canon_sha256":"672cf05f350b925ff6ec2602566adf300adf3e68cbef874f00ef651bc14ee87b"},"schema_version":"1.0","source":{"id":"1611.09846","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.09846","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"1611.09846v2","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09846","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"CPLQVOQSWXF7","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CPLQVOQSWXF7ZCB6","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CPLQVOQS","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:4f299bca4f1ae58b430cee5b23d21a356e9cc02400c14359ddb0d00195cff804","target":"graph","created_at":"2026-05-18T00:47:49Z","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":"I review the current status of Big Bang Cosmology, with emphasis on current issues in dark matter, dark energy, and galaxy formation. These topics motivate many of the current goals of experimental cosmology which range from targeting the nature of dark energy and dark matter to probing the epoch of the first stars and galaxies.","authors_text":"Joseph Silk","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-11-29T20:58:36Z","title":"Challenges in Cosmology from the Big Bang to Dark Energy, Dark Matter and Galaxy Formation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09846","kind":"arxiv","version":2},"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:cf03e45a0519d0eca0b30837055e461723d510d028b2b9c992f116b9b18138a0","target":"record","created_at":"2026-05-18T00:47:49Z","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":"e489c1bf678fabaf6399746572c5ac21c724ae315a73e2006b61f278f291c808","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-11-29T20:58:36Z","title_canon_sha256":"672cf05f350b925ff6ec2602566adf300adf3e68cbef874f00ef651bc14ee87b"},"schema_version":"1.0","source":{"id":"1611.09846","kind":"arxiv","version":2}},"canonical_sha256":"13d70aba12b5cbfc883eaa88dd64dd3d0d93f7c48e2789e67d212c9928bbd0b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"13d70aba12b5cbfc883eaa88dd64dd3d0d93f7c48e2789e67d212c9928bbd0b8","first_computed_at":"2026-05-18T00:47:49.197476Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:49.197476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BekLoZZvEBWCeN7TmSl1ldsGLY0bAUdRX8YkR7j8XxnH7lHAXrne+4cXGrIraxhCNa5e2wiAeZNxMoNFng/0Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:49.198217Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.09846","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf03e45a0519d0eca0b30837055e461723d510d028b2b9c992f116b9b18138a0","sha256:4f299bca4f1ae58b430cee5b23d21a356e9cc02400c14359ddb0d00195cff804"],"state_sha256":"9037b487bda253cac0b02b57ab7c23cfbe3996a87dc675302376199d71cbaf47"}