Pith Number

pith:OJKWBCG6

pith:2013:OJKWBCG6SAUPZ7KU45XSEGRLYZ

not attested not anchored not stored refs pending

Online Alternating Direction Method (longer version)

Arindam Banerjee, Huahua Wang

arxiv:1306.3721 v2 · 2013-06-17 · cs.LG · 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{OJKWBCG6SAUPZ7KU45XSEGRLYZ}

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	2026-05-18T03:18:51.115456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72556088de9028fcfd54e76f221a2bc649707b76d04ca5a488b9dda0ad553ff0

Aliases

arxiv: 1306.3721 · arxiv_version: 1306.3721v2 · doi: 10.48550/arxiv.1306.3721 · pith_short_12: OJKWBCG6SAUP · pith_short_16: OJKWBCG6SAUPZ7KU · pith_short_8: OJKWBCG6

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/OJKWBCG6SAUPZ7KU45XSEGRLYZ \
  | 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: 72556088de9028fcfd54e76f221a2bc649707b76d04ca5a488b9dda0ad553ff0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71207173dc8493a62bebe7eb8c27bb4c2d46bd2c140236068d94cef9c42cde69",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-06-17T01:27:10Z",
    "title_canon_sha256": "c9d428ddc2261cda69a8ff4e9b0e80cbacb99a79d8faa16131a60a0efa389ef8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3721",
    "kind": "arxiv",
    "version": 2
  }
}