Pith Number

pith:4NPVPTGD

pith:2014:4NPVPTGD4QOYWEIWM2EQO5BOGA

not attested not anchored not stored refs pending

Parallel and Distributed Block-Coordinate Frank-Wolfe Algorithms

Eric P. Xing, Suvrit Sra, Veeranjaneyulu Sadhanala, Wei Dai, Willie Neiswanger, Yu-Xiang Wang

arxiv:1409.6086 v2 · 2014-09-22 · stat.ML · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NPVPTGD4QOYWEIWM2EQO5BOGA}

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	2026-05-18T01:20:54.030169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e35f57ccc3e41d8b1116668907742e300384cb9af20fca42ea4fc984c9299884

Aliases

arxiv: 1409.6086 · arxiv_version: 1409.6086v2 · doi: 10.48550/arxiv.1409.6086 · pith_short_12: 4NPVPTGD4QOY · pith_short_16: 4NPVPTGD4QOYWEIW · pith_short_8: 4NPVPTGD

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/4NPVPTGD4QOYWEIWM2EQO5BOGA \
  | 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: e35f57ccc3e41d8b1116668907742e300384cb9af20fca42ea4fc984c9299884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1631854ecfcc593b3a8ca7aeeab69cbd0fda0c5b987ef10c82122ae9674d6cd",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-09-22T06:49:22Z",
    "title_canon_sha256": "d6c2d66e4b33df3483614a6b5825575a05fc96ad15f43a87a0eecb908267a74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6086",
    "kind": "arxiv",
    "version": 2
  }
}