Pith Number

pith:EWGTRBZA

pith:2025:EWGTRBZA4FFXJYT3LCVF2WXB4J

not attested not anchored not stored refs pending

A Sketch-and-Project Analysis of Subsampled Natural Gradient Algorithms

Gil Goldshlager, Jiang Hu, Lin Lin

arxiv:2508.21022 v3 · 2025-08-28 · 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{EWGTRBZA4FFXJYT3LCVF2WXB4J}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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

Curvature-Aware Optimization for High-Accuracy Physics-Informed Neural Networks

Receipt and verification

First computed	2026-06-10T01:08:29.590309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

258d388720e14b74e27b58aa5d5ae1e25efc71a2c70b45f14a3215e1e61c8122

Aliases

arxiv: 2508.21022 · arxiv_version: 2508.21022v3 · doi: 10.48550/arxiv.2508.21022 · pith_short_12: EWGTRBZA4FFX · pith_short_16: EWGTRBZA4FFXJYT3 · pith_short_8: EWGTRBZA

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/EWGTRBZA4FFXJYT3LCVF2WXB4J \
  | 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: 258d388720e14b74e27b58aa5d5ae1e25efc71a2c70b45f14a3215e1e61c8122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb034bbfd3c3ea8b4b9f25b2ae5a86d20da02328232015b32626195473de7cae",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-28T17:24:59Z",
    "title_canon_sha256": "220cccf2d421c354886ad76277db55b865cd8e90f806c88062bf9167633e2c2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.21022",
    "kind": "arxiv",
    "version": 3
  }
}