Private preview. Not published and not indexed.

Source SRC-SL-METR-DEVELOPER-STUDY-DESIGN-2026-02-24

METR, “We are Changing our Developer Productivity Experiment Design,” 24 February 2026

No checked link to the original yet. Use the reference above to find it.

Source class (bibliographic)
INDEPENDENT_RESEARCH_REPORT
Source-level roles
none
Institutional position
Independent research nonprofit (METR)
Visibility
PUBLIC_REFERENCE
Registry section
—

Version

Current version v1.0, resolved through the explicit current pointer SOURCE--SRC-SL-METR-DEVELOPER-STUDY-DESIGN-2026-02-24.

Versions:v1.0 · current

Linked Claims

Registry “Linked claim” (logical Claim identity; never a pinned version): LD04-SL-C07.

Research-of-record provenance

Materialized by sociolens-materializer 0.6.0 at 2026-09-28T20:00:00.000Z; normalization contract SocioLens — Claim Value Vocabulary v1.0.2 — Pre-Spike Materialization Contract (v1.0.2). Content seal SHA-256 738fdc711dfe0dc6ec94348a6551c3f35633073dab32d35de565cd86362d9750.

Repository-authored inputs (not Drive exports)

  • SocioLens claim — LD04-SL-C07 v1.0 (v1.0) — written in the SocioLens repository by Project Lead (Claude, AI) on 2026-10-14; no Drive identity exists. Authority: AGENTS.md "Authority" (the Project Lead decides research content within the research-integrity rules) and the Owner's choice in the SocioLens project chat on 14 October 2026 to build the LD-04 debate; a new Claim, first version, written from the project's LD-04 source notes, checked against full texts or official abstracts. Block “ENTRY 07 — LD04-SL-C07” SHA-256 34bf84fff7760b7961fac666a0aaa1c78f2b796fe3190dd2b257ca057e636091; fixture fixtures/authored/claims/LD04-SL-C07--v1.0.

Builder decisions (not Drive data)

  • VERSION = v1.0 — basis: First SocioLens materialized record for this Source identity; no predecessor record exists (Publication System Amendment v1.2 §4). SocioLens Source-record version, not the external source's edition, revision or version of record.
  • CURRENT_POINTER = true — basis: Publication System Amendment v1.2 §4: the sole SocioLens record version for this Source identity; the materialization manifest explicitly designates SRC-SL-METR-DEVELOPER-STUDY-DESIGN-2026-02-24--v1.0 current.
  • VISIBILITY = PUBLIC_REFERENCE — basis: Explicit public provenance selection by LD04-SL-C07--v1.0 (explicit version-pinned public provenance of this ClaimVersion (Amendment v1.2 §6): the pinned field-6 Source record "METR, “We are Changing our Developer Productivity Experiment Design,” 24 February 2026".) (Amendment v1.2 §4, §6).