Pith Number

pith:BRWY33ZW

pith:2024:BRWY33ZWCRSMUJ77LQBLC7L763

not attested not anchored not stored refs pending

Don't Be So Positive: Negative Step Sizes in Second-Order Methods

Betty Shea, Mark Schmidt

arxiv:2411.11224 v2 · 2024-11-18 · cs.LG · math.OC · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BRWY33ZWCRSMUJ77LQBLC7L763}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Negative Stepsizes Make Gradient-Descent-Ascent Converge

Receipt and verification

First computed	2026-07-05T09:44:54.689207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c6d8def361464ca27ff5c02b17d7ff6e1bbc94228aeb38640f5d505606dcd99

Aliases

arxiv: 2411.11224 · arxiv_version: 2411.11224v2 · doi: 10.48550/arxiv.2411.11224 · pith_short_12: BRWY33ZWCRSM · pith_short_16: BRWY33ZWCRSMUJ77 · pith_short_8: BRWY33ZW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BRWY33ZWCRSMUJ77LQBLC7L763 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0c6d8def361464ca27ff5c02b17d7ff6e1bbc94228aeb38640f5d505606dcd99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9a60c6e915ab4851d8a70937bff21f4bb5a5ac155b23b82511345dc4dcebc3",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-11-18T01:27:44Z",
    "title_canon_sha256": "80f94b25066980a3c9085815a79465cd2675ddb0d4c21dac55e63ad32ea9b3fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.11224",
    "kind": "arxiv",
    "version": 2
  }
}