{"schema_version":"onlylabs.public_signal.v1","title":"Amazon (Nova) Release: amazon-science/uniqsketch v1.4.0","description":"Amazon (Nova) release signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59","json_url":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59/signal.json","generated_at":"2026-07-26T18:49:25.877Z","evidence_latest_fetched_at":"2026-07-17T07:01:52.024934+00:00","signal_first_seen_at":"2026-07-17T07:00:37.018162+00:00","org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/amazon","dossier_json_url":"https://onlylabs.fyi/labs/amazon/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59","signal_json":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59/signal.json","source":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","lab_dossier":"https://onlylabs.fyi/labs/amazon","lab_dossier_json":"https://onlylabs.fyi/labs/amazon/dossier.json","analysis":"https://onlylabs.fyi/analysis/amazon","analysis_json":"https://onlylabs.fyi/analysis/amazon/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/amazon/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/releases","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json","topic_feed":"https://onlylabs.fyi/topics/releases/feed.xml","data_business":null},"answer_pack":{"answer":"Amazon (Nova) published amazon-science/uniqsketch v1.4.0 (amazon-science/uniqsketch). This release signal is evidence of what shipped, changed, or was packaged for users. High-signal details: v1.4.0 — comparesketch --low-mem streaming mode Repository: amazon-science/uniqsketch Tag: v1.4.0 Published: 2026-07-16T18:50:14Z Prerelease: no Release notes: Features.... onlylabs links this event to 1 captured evidence page and 6 related release signals.","signal_desk":"releases","source_context":{"source_url":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","source_host":"github.com","occurred_at":"2026-07-16T18:50:14+00:00","first_seen_at":"2026-07-17T07:00:37.018162+00:00","date_source":"source","context":"amazon-science/uniqsketch"},"context_markers":[{"label":"Lab","value":"Amazon (Nova)","source":"signal"},{"label":"Signal desk","value":"releases","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"amazon-science/uniqsketch","source":"source"},{"label":"Release","value":"v1.4.0 — comparesketch --low-mem streaming mode","source":"source"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-07-17T07:01:52.024934+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59/signal.json","dossier_json":"https://onlylabs.fyi/labs/amazon/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/amazon/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/amazon/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json","topic_feed":"https://onlylabs.fyi/topics/releases/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn 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hard edge of lab execution and help connect data-business opportunities to concrete model, repo, and deployment changes.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59/signal.json","required":true},{"label":"source","url":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/amazon/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/amazon/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/releases/signals.json","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Amazon (Nova)'s release signal \"amazon-science/uniqsketch v1.4.0\" for frontier lab strategy."},"semantic_triples":[{"subject":"Amazon (Nova)","predicate":"released","object":"amazon-science/uniqsketch v1.4.0","text":"Amazon (Nova) released amazon-science/uniqsketch v1.4.0."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"is classified as","object":"release signal","text":"amazon-science/uniqsketch v1.4.0 is classified as release signal."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"belongs to","object":"releases desk","text":"amazon-science/uniqsketch v1.4.0 belongs to releases desk."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has context","object":"amazon-science/uniqsketch","text":"amazon-science/uniqsketch v1.4.0 has context amazon-science/uniqsketch."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has evidence coverage","object":"1 captured evidence page","text":"amazon-science/uniqsketch v1.4.0 has evidence coverage 1 captured evidence page."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has captured page count","object":"1","text":"amazon-science/uniqsketch v1.4.0 has captured page count 1."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has readable page count","object":"1","text":"amazon-science/uniqsketch v1.4.0 has readable page count 1."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has related signal count","object":"6","text":"amazon-science/uniqsketch v1.4.0 has related signal count 6."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has analysis playbook objective","object":"Turn model cards, repository releases, and launch artifacts into a current view of what shipped and what changed.","text":"amazon-science/uniqsketch v1.4.0 has analysis playbook objective Turn model cards, repository releases, and launch artifacts into a current view of what shipped and what changed.."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has source host","object":"github.com","text":"amazon-science/uniqsketch v1.4.0 has source host github.com."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has lab","object":"Amazon (Nova)","text":"amazon-science/uniqsketch v1.4.0 has lab Amazon (Nova)."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has signal desk","object":"releases","text":"amazon-science/uniqsketch v1.4.0 has signal desk releases."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has source host","object":"github.com","text":"amazon-science/uniqsketch v1.4.0 has source host github.com."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has repository","object":"amazon-science/uniqsketch","text":"amazon-science/uniqsketch v1.4.0 has repository amazon-science/uniqsketch."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has release","object":"v1.4.0 — comparesketch --low-mem streaming mode","text":"amazon-science/uniqsketch v1.4.0 has release v1.4.0 — comparesketch --low-mem streaming mode."}]},"intelligence":{"signal_desk":"releases","answer":"Amazon (Nova) published amazon-science/uniqsketch v1.4.0 (amazon-science/uniqsketch). This release signal is evidence of what shipped, changed, or was packaged for users. High-signal details: v1.4.0 — comparesketch --low-mem streaming mode Repository: amazon-science/uniqsketch Tag: v1.4.0 Published: 2026-07-16T18:50:14Z Prerelease: no Release notes: Features.... onlylabs links this event to 1 captured evidence page and 6 related release signals.","semantic_triples":[{"subject":"Amazon (Nova)","predicate":"released","object":"amazon-science/uniqsketch v1.4.0","text":"Amazon (Nova) released amazon-science/uniqsketch v1.4.0."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"is classified as","object":"release signal","text":"amazon-science/uniqsketch v1.4.0 is classified as release signal."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"belongs to","object":"releases desk","text":"amazon-science/uniqsketch v1.4.0 belongs to releases desk."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has context","object":"amazon-science/uniqsketch","text":"amazon-science/uniqsketch v1.4.0 has context amazon-science/uniqsketch."},{"subject":"amazon-science/uniqsketch v1.4.0","predicate":"has evidence coverage","object":"1 captured evidence page","text":"amazon-science/uniqsketch v1.4.0 has evidence coverage 1 captured evidence page."}]},"signal":{"id":"311fd127-a4d3-4f3c-8eef-78aa28899a59","url":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59","json_url":"https://onlylabs.fyi/signals/311fd127-a4d3-4f3c-8eef-78aa28899a59/signal.json","source_url":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","title":"amazon-science/uniqsketch v1.4.0","summary":"Amazon (Nova) published release notes. onlylabs watches releases for what actually shipped.","context":"amazon-science/uniqsketch","kind":{"key":"release","label":"Release"},"org":{"slug":"amazon","name":"Amazon (Nova)","category":"frontier-lab"},"occurred_at":"2026-07-16T18:50:14+00:00","first_seen_at":"2026-07-17T07:00:37.018162+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0"]},"facets":{"repo":"amazon-science/uniqsketch"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"is_primary":true,"source_match":true,"url":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","final_url":"https://github.com/amazon-science/uniqsketch/releases/tag/v1.4.0","title":"amazon-science/uniqsketch v1.4.0","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-07-17T07:01:52.024934+00:00","bytes":3092,"raw_path":"cd9399c8d15de06cbcde8bb6f1a6981a3642b6e6a030b02bdac3f2e0c11e30ff.json","content_hash":"5b3b05b40eabf0dee83db0fd1f67cf83a3c4f9d40ffbc5f1a01d5644459daba2","excerpt_chars":1200,"truncated":false,"excerpt":"v1.4.0 — comparesketch --low-mem streaming mode Repository: amazon-science/uniqsketch Tag: v1.4.0 Published: 2026-07-16T18:50:14Z Prerelease: no Release notes: Features - **`comparesketch --low-mem`: streaming M×N comparison for large reference sets.** The default mode pre-caches every reference's k-mer hashes (M+N file reads), but its memory scales with the entire reference universe — for a few thousand multi-megabase genomes this can exceed 1 TB. With `--low-mem`, only one Bloom filter and one reference's k-mers are held per thread at a time: each first-set reference is loaded into a filter, and every second-set reference is re-read from disk and queried against it. Memory becomes **O(threads × genome)** instead of O(all genomes), at the cost of M×N (rather than M+N) file reads. 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