Pith Number

pith:5TUGLCOB

pith:2011:5TUGLCOBY7KG7E55KRFVTSE5LJ

not attested not anchored not stored refs pending

Clustering Partially Observed Graphs via Convex Optimization

Ali Jalali, Huan Xu, Sujay Sanghavi, Yudong Chen

arxiv:1104.4803 v4 · 2011-04-25 · cs.LG · 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{5TUGLCOBY7KG7E55KRFVTSE5LJ}

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	2026-05-18T02:46:39.664742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ece86589c1c7d46f93bd544b59c89d5a4aaba0119afd5dbc689a9923aeb13676

Aliases

arxiv: 1104.4803 · arxiv_version: 1104.4803v4 · doi: 10.48550/arxiv.1104.4803 · pith_short_12: 5TUGLCOBY7KG · pith_short_16: 5TUGLCOBY7KG7E55 · pith_short_8: 5TUGLCOB

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/5TUGLCOBY7KG7E55KRFVTSE5LJ \
  | 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: ece86589c1c7d46f93bd544b59c89d5a4aaba0119afd5dbc689a9923aeb13676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a98552499a95a04fd9da87c78cfe875c7b261ec06345bf529ea1a52778b3968",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2011-04-25T20:33:55Z",
    "title_canon_sha256": "6da9f37f18c0cb4a60ac4dd130fc09d854c8e6c159e833fe5a82005d512f40fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4803",
    "kind": "arxiv",
    "version": 4
  }
}