{"schema":"sb.node.v1","id":"sb:e/98276cdd6f537a989c67e344","kind":"entity","label":{"text":"b300","locale":"en"},"identity":{"anchor":"label:en:b300","strength":"label"},"asOf":{"knowledgeCutoff":"2026-10-19T14:57:09.701384+00:00","snapshot":"deploy ead46977f198d0c9b99cab30b0ed56d628f02ec7"},"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":36,"separatePublishers":20,"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":0.167,"named":6,"of":36,"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 17% of the 36 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":"provisional","kind":"observed","kindBasis":"no-vocabulary-row","policy":"promotion (observed tier; not promoted)","reason":"seen recurring in the corpus and kept in the graph at the observation bar; not promoted into the vocabulary"},"disposition":{"state":"served","reason":"public record"},"validity":{"from":"2026-07-30","to":"2026-10-17","basis":"first and last day we saw it mentioned; not the subject's own lifetime"},"measurement":{"state":"partial","blind":["assertion coverage 0: about 100% of mentions carry no typed assertion"]}},"dimensions":{"domains":["ai_investing"],"activeDays":25,"assertions":{}},"up":[],"upNote":"An entity is a root: it is contained by nothing. Pan out by following R.","children":{"count":1,"byKind":{"observation":1},"items":[{"id":"sb:o/03d17f94fd753e0dbba9d681","kind":"observation","label":"Crypto Briefing · 2026-10-09 · Nvidia validates Nebius HGX B300 racks for AI cloud training","url":"https://cryptobriefing.com/nvidia-validates-nebius-hgx-b300-racks/"}],"cursor":null,"order":"newest first; we keep the 1 newest receipts for this entity whose own title or summary lead (the entity graph's test) names it. Its other observations are counted in standing.evidence.supporting but are not addressable in v1"},"relations":{"count":10,"byKind":{"co-mentioned":10},"items":[{"kind":"relation","label":"co-mentioned with nvidia (34 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/c69f588986567a24366dbea1"},{"kind":"relation","label":"co-mentioned with ai (31 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/cea25ec6163b444926d68807"},{"kind":"relation","label":"co-mentioned with gpus (28 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/3be12bfaf4e6c1775557ea78"},{"kind":"relation","label":"co-mentioned with b200 (18 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/e868b2bf692c41c055c76d1b"},{"kind":"relation","label":"co-mentioned with blackwell (18 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/837288bc09c56689b02b18de"},{"kind":"relation","label":"co-mentioned with amd (15 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/2a3086776cb7cf480a197fb4"},{"kind":"relation","label":"co-mentioned with ai infrastructure (14 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/9307a5c5262a31d8b7f26d0b"},{"kind":"relation","label":"co-mentioned with china (13 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/495ce6e190175fea7f4465a8"},{"kind":"relation","label":"co-mentioned with h100 (12 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/a1ca28b11d92f583a23c42d6"},{"kind":"relation","label":"co-mentioned with openai (10 documents)","role":"co-mentioned","relationKind":"co-mentioned","members":2,"id":"sb:r/fbeab37f6f13a021971dcc33"}],"cursor":null,"order":"situations first, then claims (the subject's own maintained record, then site-wide corroborated clusters; each label ends with its standing), then co-mentions by shared documents, descending. Co-mentions are the ten strongest the entity graph keeps per entity"},"edge":{"state":"continues"},"links":{"rest":"/api/v1/node/e/98276cdd6f537a989c67e344","mcp":"traverse {\"id\":\"sb:e/98276cdd6f537a989c67e344\"}","page":"/entity/b300/"},"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). One knowledge cutoff is served: the deploy's."},"actions":[{"verb":"unfold","lit":true,"effect":"read","layer":"free-record","call":"traverse {\"id\":\"sb:e/98276cdd6f537a989c67e344\",\"level\":\"children\"}"},{"verb":"fold","lit":true,"effect":"read","layer":"free-record","call":"traverse {\"id\":\"sb:e/98276cdd6f537a989c67e344\"}"},{"verb":"panOut","lit":false,"effect":"read","layer":"free-record","reason":"An entity is a root: it is contained by nothing. Pan out by following R."},{"verb":"follow","lit":true,"effect":"read","layer":"free-record","call":"traverse {\"id\":\"sb:e/98276cdd6f537a989c67e344\",\"level\":\"relations\"}"},{"verb":"receipts","lit":false,"effect":"read","layer":"free-record","reason":"receipts are the observations below this node; unfold to reach them"},{"verb":"edge","lit":true,"effect":"read","layer":"free-record","call":"traverse {\"id\":\"sb:e/98276cdd6f537a989c67e344\"}"},{"verb":"asOf","lit":false,"effect":"read","layer":"free-record","reason":"v1 serves one knowledge cutoff, this deploy's; walking an earlier cutoff needs retained history, which v1 does not keep"},{"verb":"switchObserver","lit":false,"effect":"read","layer":"free-record","reason":"the public record is the same for every observer; traversal through a Watch's lens is not served in v1"},{"verb":"readOriginal","lit":false,"effect":"read","layer":"free-record","reason":"no translation is applied on this node; every label is the source's own text"},{"verb":"save","lit":false,"effect":"watch-declaration","layer":"watch","reason":"saving applies to a configured Watch; configure one around this node first (free), then save it"},{"verb":"deliver","lit":false,"effect":"watch-declaration","layer":"watch","reason":"delivery applies to a saved Watch"},{"verb":"format","lit":false,"effect":"watch-declaration","layer":"watch","reason":"output format applies to a saved Watch"},{"verb":"deltaR","lit":false,"effect":"read","layer":"watch","reason":"Delta R needs a saved Watch with a previous reading"},{"verb":"read","lit":false,"effect":"read","layer":"one-time-read","reason":"one-time Reads are not offered through this door; use ask"}]}