Nerq MCP-server repository mortality — dataset dump (2026-07)

A dated observation spine over 28,824 public GitHub repositories linked from indexed Model ContextProtocol (MCP) servers, classified by repository liveness (alive / dormant / abandoned / deleted /unknown) as of 2026-07-22. One row per observation. States derived from first-hand reads of eachrepository's public commits.atom feed and HTTP status: 404 => deleted/inaccessible; last commit<=180d => alive; 180-365d => dormant; >365d => abandoned. Interval-censoring is disclosed per theREADME (including a known collection gap on 2026-07-30). Provenance is 'own' (first-hand reads) forevery row. Published by lastseen.dev; the continuously-updated series is available via the freelastseen.dev / Nerq API. See README.md and methodology.md for the full schema, thresholds, and caveats.model Temporal-notary anchor. This version is anchored to the lastseen.dev observation hash chain, head d1c0babcf0898a401ac18cf04561ab57ef556ed1ecf73e5c3b6c4ff815c4d240 (block height 15, 2026-08-13), canonical serialization spec v1.0. Any observation dated on or before 2026-08-13 can be independently re-derived to this head at https://lastseen.dev/verify . CC-BY-4.0.