Pith Number

pith:EDUEG5DP

pith:2014:EDUEG5DPGEBOYMRE42MAMPBJDX

not attested not anchored not stored refs pending

Relax, no need to round: integrality of clustering formulations

Afonso S. Bandeira, Moses Charikar, Pranjal Awasthi, Rachel Ward, Ravishankar Krishnaswamy, Soledad Villar

arxiv:1408.4045 v5 · 2014-08-18 · stat.ML · cs.DS · cs.LG · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EDUEG5DPGEBOYMRE42MAMPBJDX}

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	2026-05-18T02:18:49.572244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20e843746f3102ec3224e698063c291def42f26855e1cb20296fa4c91d17bb73

Aliases

arxiv: 1408.4045 · arxiv_version: 1408.4045v5 · doi: 10.48550/arxiv.1408.4045 · pith_short_12: EDUEG5DPGEBO · pith_short_16: EDUEG5DPGEBOYMRE · pith_short_8: EDUEG5DP

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/EDUEG5DPGEBOYMRE42MAMPBJDX \
  | 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: 20e843746f3102ec3224e698063c291def42f26855e1cb20296fa4c91d17bb73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e61211c8abbb96c33117cab068252e9c142561b68eb8466bba1ec3719cffd5",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-08-18T15:42:16Z",
    "title_canon_sha256": "e792eea75034ed15fc1ce8df2b7636622609d420b953998e304cfdd51515cc4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4045",
    "kind": "arxiv",
    "version": 5
  }
}