Pith Number

pith:5RMO4OZA

pith:2019:5RMO4OZAJ2MDZFGOBQ434YF7BA

not attested not anchored not stored refs pending

Provable Bregman-divergence based Methods for Nonconvex and Non-Lipschitz Problems

Gongguo Tang, Michael B. Wakin, Qiuwei Li, Zhihui Zhu

arxiv:1904.09712 v1 · 2019-04-22 · math.OC · cs.IT · cs.LG · math.IT · 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{5RMO4OZAJ2MDZFGOBQ434YF7BA}

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	2026-05-17T23:48:03.585198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec58ee3b204e983c94ce0c39be60bf0813c390fe74875a0315e74804a4094380

Aliases

arxiv: 1904.09712 · arxiv_version: 1904.09712v1 · doi: 10.48550/arxiv.1904.09712 · pith_short_12: 5RMO4OZAJ2MD · pith_short_16: 5RMO4OZAJ2MDZFGO · pith_short_8: 5RMO4OZA

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/5RMO4OZAJ2MDZFGOBQ434YF7BA \
  | 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: ec58ee3b204e983c94ce0c39be60bf0813c390fe74875a0315e74804a4094380

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc3ebe95675583543cef7d012d870355d77e3288926269fb91e8b28d2e757a05",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-22T03:53:56Z",
    "title_canon_sha256": "5816dcf6c98bcabb6ca3e462a5716e9d47db2b9c2625a825cf3ff735797c4672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09712",
    "kind": "arxiv",
    "version": 1
  }
}