Pith Number

pith:FEN5M2KE

pith:2016:FEN5M2KEJY4QUUIVEOSU5IBCCV

not attested not anchored not stored refs pending

A first-order stochastic primal-dual algorithm with correction step

Bang Cong Vu, Lorenzo Rosasco, Silvia Villa

arxiv:1602.07872 v1 · 2016-02-25 · 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{FEN5M2KEJY4QUUIVEOSU5IBCCV}

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	2026-05-18T01:19:58.384651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291bd669444e390a511523a54ea022156f825ac8b4773f50af8f0ff0bf7e2ca4

Aliases

arxiv: 1602.07872 · arxiv_version: 1602.07872v1 · doi: 10.48550/arxiv.1602.07872 · pith_short_12: FEN5M2KEJY4Q · pith_short_16: FEN5M2KEJY4QUUIV · pith_short_8: FEN5M2KE

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/FEN5M2KEJY4QUUIVEOSU5IBCCV \
  | 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: 291bd669444e390a511523a54ea022156f825ac8b4773f50af8f0ff0bf7e2ca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "498661e26197ffd1ce826587063c32b981badb62fddca345da68fb08906788ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-02-25T10:32:08Z",
    "title_canon_sha256": "d8610cac0d4b1493686e52edec0a3a0e03417605b21cf621c872c43b58df6057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07872",
    "kind": "arxiv",
    "version": 1
  }
}