Pith Number

pith:GOHX727G

pith:2019:GOHX727GAJRHLQOL6VMJOTSRQN

not attested not anchored not stored refs pending

Proximal algorithms for constrained composite optimization, with applications to solving low-rank SDPs

John Duchi, Song Mei, Yu Bai

arxiv:1903.00184 v1 · 2019-03-01 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GOHX727GAJRHLQOL6VMJOTSRQN}

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	2026-05-17T23:52:20.630124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

338f7febe6026275c1cbf558974e518373055a07244c0a769108eae134dd0df3

Aliases

arxiv: 1903.00184 · arxiv_version: 1903.00184v1 · doi: 10.48550/arxiv.1903.00184 · pith_short_12: GOHX727GAJRH · pith_short_16: GOHX727GAJRHLQOL · pith_short_8: GOHX727G

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/GOHX727GAJRHLQOL6VMJOTSRQN \
  | 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: 338f7febe6026275c1cbf558974e518373055a07244c0a769108eae134dd0df3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e52a23d6f48fff39f73185aaf9bcb6b33b77b4b85e0afe3c0ae2ec898c518511",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-03-01T07:37:55Z",
    "title_canon_sha256": "299993a8277abbd2fac66149c1a9d6da890c747dcb4dbf952f1cc63a11a3fa47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00184",
    "kind": "arxiv",
    "version": 1
  }
}