Pith Number

pith:LUYXU3EQ

pith:2019:LUYXU3EQ5KWQWQP7VWMZ53N3UX

not attested not anchored not stored refs pending

A Stochastic Trust Region Method for Non-convex Minimization

Alejandro Ribeiro, Cong Fang, Pan Zhou, Zebang Shen

arxiv:1903.01540 v1 · 2019-03-04 · 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{LUYXU3EQ5KWQWQP7VWMZ53N3UX}

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	2026-05-17T23:52:00.365987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d317a6c90eaad0b41ffad999eedbba5c3979a9265020960b014e142758623fd

Aliases

arxiv: 1903.01540 · arxiv_version: 1903.01540v1 · doi: 10.48550/arxiv.1903.01540 · pith_short_12: LUYXU3EQ5KWQ · pith_short_16: LUYXU3EQ5KWQWQP7 · pith_short_8: LUYXU3EQ

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/LUYXU3EQ5KWQWQP7VWMZ53N3UX \
  | 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: 5d317a6c90eaad0b41ffad999eedbba5c3979a9265020960b014e142758623fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0587203a2565ba919ec98a7ea1c39e0d90e7382b13ce65d85724343bd74439c5",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-03-04T21:12:30Z",
    "title_canon_sha256": "eadc54a8433b8bc2469ff5eed98b8fd8059c619d9d2a55ce5ab8bac49d352469"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01540",
    "kind": "arxiv",
    "version": 1
  }
}