optimizers · pytorch

L-BFGS

Limited-memory quasi-Newton optimizer; suited for small-scale or fine-tuning tasks.

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What this registry has checked

Quarantine. We hold the publisher’s own published hash for these weights and have recorded it against this entry. We have not downloaded and hashed the weights ourselves, so the hash is the publisher’s claim, not our measurement.

Weight file SHA-256	60749c7525ac42f2b4d89fa0c21328b55ce7505fbbf07ef5bb460c0ea76f2e21

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What is recorded

Publisher	pytorch
Origin	United States
Licence	BSD-3-Clause
Pulls recorded here	22,002

Elsewhere in the registry

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Registry record as of 2026-06-06. Identity, licence and parameter count are properties of a release and do not move; tier can, and the verify link above re-checks it against the live registry rather than this page.