{"schema":"sb.node.v1","id":"sb:e/44360c88ca87db82feb2dda9","kind":"entity","label":{"text":"vera rubin","locale":"en"},"identity":{"anchor":"label:en:vera rubin","strength":"label"},"asOf":{"knowledgeCutoff":"2026-10-10T20:32:23.797512+00:00","snapshot":"deploy 94d756dba089d5d97cb600fc40d865eb0babacbb"},"lens":{"kind":"public"},"build":{"plane":"projected","builtFrom":["entity_graph.slim.json","entity_receipts (deploy asset)","event_graph.json","truth_records (deploy asset)","corroborated_record.json"],"rule":"node-projection.entity@v1"},"standing":{"evidence":{"supporting":152,"separatePublishers":44,"basis":"documents that mention the subject and the outlets that carried them; a mention is evidence the referent is in use, not evidence about any claim","receiptsOnTopic":{"state":"partial","share":0.112,"named":17,"of":152,"basis":"documents whose own title or summary lead names the subject, over every counted document that mentions it anywhere (the entity graph's measurement); receipts are drawn from the former only","blind":["only 11% of the 152 documents measured name the subject in their own text; the rest mention it in passing, so standing.evidence.supporting overstates coverage about it"]}},"admission":{"state":"canonical","reason":"entity graph provenance 'curated'; the node carries no promotion receipt in v1","policy":"EQ-PROMOTION (receipt not carried)"},"disposition":{"state":"served","reason":"public record"},"validity":{"from":"2026-07-23","to":"2026-10-10","basis":"first and last day we saw it mentioned; not the subject's own lifetime"},"measurement":{"state":"partial","blind":["assertion coverage 0.257: about 74% of mentions carry no typed assertion"]}},"dimensions":{"domains":["auto","cloud_computing"],"activeDays":43,"assertions":{"utterance":8,"funding-round":8,"acquisition":7,"launch-release":5,"price-threshold":4,"ipo-listing":3}},"up":[],"upNote":"An entity is a root: it is contained by nothing. Pan out by following R.","children":{"count":9,"byKind":{"observation":9},"withheld":{"state":"withheld","count":3,"reason":"3 receipts withheld: no source link (the same rule the topic record applies)"},"items":[{"id":"sb:o/774193818920c87154d6c555","kind":"observation","label":"DatacenterDynamics · 2026-09-30 · CoreWeave makes Nvidia Vera Rubin NVL72 available, Cognition is early customer","url":"https://www.datacenterdynamics.com/en/news/coreweave-makes-nvidia-vera-rubin-nvl72-available-cognition-is-early-customer/"},{"id":"sb:o/700e24c108e8e12a1e11fee8","kind":"observation","label":"shattered.io · 2026-09-26 · Vera Rubin Beats GB300 3.7x in First MLPerf Run [2026]","url":"https://shattered.io/vera-rubin-nvl72-mlperf-inference-v6-1-2026/"},{"id":"sb:o/d19eca2629e9e8995a19017e","kind":"observation","label":"Tech Times · 2026-09-18 · MLPerf v6.1 Puts First Peer-Reviewed Numbers on Vera Rubin: Software Gains Beat New Hardware","url":"https://www.techtimes.com/articles/327658/20260917/mlperf-v61-puts-first-peer-reviewed-numbers-vera-rubin-software-gains-beat-new-hardware.htm"},{"id":"sb:o/c09e0bb6cbfb233310d0fa0f","kind":"observation","label":"lightreading · 2026-09-17 · CoreWeave brings up multi-rack NVIDIA Vera Rubin NVL72 cluster","url":"https://www.lightreading.com/ai-machine-learning/coreweave-brings-up-multi-rack-nvidia-vera-rubin-nvl72-cluster"},{"id":"sb:o/3cf57316bfe9272b8444f6f8","kind":"observation","label":"24/7 Wall St. · 2026-09-16 · It’s All About the GPUs — 70% of Nvidia’s AI Supercomputer Cost Goes to Vera Rubin Chips","url":"https://247wallst.com/investing/2026/09/15/its-all-about-the-gpus-70-of-nvidias-ai-supercomputer-cost-goes-to-vera-rubin-chips/"},{"id":"sb:o/d7fc977dcbc58ee03a9af7f7","kind":"observation","label":"The korea Herald News Rss · 2026-10-09 · SK hynix, Samsung push 16-layer HBM4 as Rubin favors 12","url":"https://www.koreaherald.com/article/10897751"},{"id":"sb:o/97074906bfa63f4c48ebcae1","kind":"observation","label":"Latest from Tom's Hardware · 2026-10-08 · SpaceX reportedly seeking $40 billion debt package for Nvidia AI hardware","url":"https://www.tomshardware.com/tech-industry/artificial-intelligence/spacex-reportedly-seeking-usd40-billion-debt-package-for-nvidia-ai-hardware-massive-raise-could-fund-roughly-360-000-vera-rubin-gpus-across-5-000-nvl72-racks"},{"id":"sb:o/047f37f0f92484cf00b29bd2","kind":"observation","label":"24/7 Wall St. · 2026-09-25 · Nvidia Vs. 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Its other observations are counted in standing.evidence.supporting but are not addressable in v1"},"relations":{"count":{"state":"cannot-measure","reason":"claims: this subject's maintained record could not be read (the maintained record \"vera-rubin\" could not measure its claims: this subject was retired from the publication registry on 2026-09-20 (no longer clears the admission conditions — re-checked 2026-09-20 (no receipt in the corpus-evidence shard for this label)); the record is kept as a dated tombstone and is no longer maintained). 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Co-mentions are the ten strongest the entity graph keeps per entity"},"edge":{"state":"continues"},"links":{"rest":"/api/v1/node/e/44360c88ca87db82feb2dda9","mcp":"traverse {\"id\":\"sb:e/44360c88ca87db82feb2dda9\"}","page":"/entity/vera-rubin/"},"limits":{"levelsPerCall":1,"pageSize":10,"maxPageSize":50,"membersMax":50,"statement":"One level per call: depth is 1 and only 1, and there is no whole-graph dump. pageSize 1-50 (default 10); a page limit is a cursor, never an edge. Members are listed up to 50. At most 60 traverse calls a minute per caller (runaway-loop protection, not a meter). 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