Pith Number

pith:EF2YTY3P

pith:2011:EF2YTY3PP24TVMPFM6VLTPAHOT

not attested not anchored not stored refs pending

Cluster Forests

Aiyou Chen, Donghui Yan, Michael I. Jordan

arxiv:1104.2930 v3 · 2011-04-14 · stat.ME · 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{EF2YTY3PP24TVMPFM6VLTPAHOT}

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	2026-05-18T03:21:43.809217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

217589e36f7eb93ab1e567aab9bc0774ca2d3cf4454882abf70d1f1e7ee845a7

Aliases

arxiv: 1104.2930 · arxiv_version: 1104.2930v3 · doi: 10.48550/arxiv.1104.2930 · pith_short_12: EF2YTY3PP24T · pith_short_16: EF2YTY3PP24TVMPF · pith_short_8: EF2YTY3P

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/EF2YTY3PP24TVMPFM6VLTPAHOT \
  | 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: 217589e36f7eb93ab1e567aab9bc0774ca2d3cf4454882abf70d1f1e7ee845a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2c8277072838cc2a00c5e81e9036e7fdae44828d238a5ad3e4b5c40a9ad3514",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-04-14T21:29:10Z",
    "title_canon_sha256": "f28089986134613e5d05e683b0c13efb3b13b6a63f0625058bf246694cdf5849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2930",
    "kind": "arxiv",
    "version": 3
  }
}