Pith Number

pith:ALUGBXFW

pith:2013:ALUGBXFWWBCZJMUKLTYZM4FROJ

not attested not anchored not stored refs pending

Smooth minimization of nonsmooth functions with parallel coordinate descent methods

Olivier Fercoq, Peter Richt\'arik

arxiv:1309.5885 v1 · 2013-09-23 · cs.DC · 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{ALUGBXFWWBCZJMUKLTYZM4FROJ}

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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	2026-05-17T23:48:02.639978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02e860dcb6b04594b28a5cf19670b1727853091efeeb2e11f3861e13d70064ad

Aliases

arxiv: 1309.5885 · arxiv_version: 1309.5885v1 · doi: 10.48550/arxiv.1309.5885 · pith_short_12: ALUGBXFWWBCZ · pith_short_16: ALUGBXFWWBCZJMUK · pith_short_8: ALUGBXFW

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/ALUGBXFWWBCZJMUKLTYZM4FROJ \
  | 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: 02e860dcb6b04594b28a5cf19670b1727853091efeeb2e11f3861e13d70064ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53482f6184661072754e3afc898c5a7a625d6f26da5f066bad201126ee8de778",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2013-09-23T17:24:00Z",
    "title_canon_sha256": "054d85d80c550922610b0cf8d77fd6d2aafb0d12ffca542bb3d4eea2c6dfe301"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5885",
    "kind": "arxiv",
    "version": 1
  }
}