Pith Number

pith:AHR6OPRM

pith:2018:AHR6OPRMDRSQZN47LQMLFWDG7L

not attested not anchored not stored refs pending

A Progressive Batching L-BFGS Method for Machine Learning

Dheevatsa Mudigere, Hao-Jun Michael Shi, Jorge Nocedal, Ping Tak Peter Tang, Raghu Bollapragada

arxiv:1802.05374 v2 · 2018-02-15 · math.OC · cs.LG · 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{AHR6OPRMDRSQZN47LQMLFWDG7L}

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.

Receipt and verification

First computed	2026-05-18T00:14:40.325970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01e3e73e2c1c650cb79f5c18b2d866faec8583d2a94465ade27583739b9cf578

Aliases

arxiv: 1802.05374 · arxiv_version: 1802.05374v2 · doi: 10.48550/arxiv.1802.05374 · pith_short_12: AHR6OPRMDRSQ · pith_short_16: AHR6OPRMDRSQZN47 · pith_short_8: AHR6OPRM

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/AHR6OPRMDRSQZN47LQMLFWDG7L \
  | 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: 01e3e73e2c1c650cb79f5c18b2d866faec8583d2a94465ade27583739b9cf578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa213ad8fbc2f189baf556cae59fb4685d7f6807b540bfdc379bff4168b814f1",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-02-15T01:02:36Z",
    "title_canon_sha256": "679b936bc4a3d7884646dec9c72d2a36a95dff4e5f6839d885c0e553439002dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05374",
    "kind": "arxiv",
    "version": 2
  }
}