Pith Number

pith:TUQGFFF6

pith:2011:TUQGFFF6K44GZPWTQV2USEIIXN

not attested not anchored not stored refs pending

Meaningful Clustered Forest: an Automatic and Robust Clustering Algorithm

Andr\'es Almansa, Mariano Tepper, Pablo Mus\'e

arxiv:1104.0651 v3 · 2011-04-04 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TUQGFFF6K44GZPWTQV2USEIIXN}

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	2026-05-18T04:17:24.799930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d206294be57386cbed38575491108bb5a9c27ab3cf2fa766f2a61127d205bc2

Aliases

arxiv: 1104.0651 · arxiv_version: 1104.0651v3 · doi: 10.48550/arxiv.1104.0651 · pith_short_12: TUQGFFF6K44G · pith_short_16: TUQGFFF6K44GZPWT · pith_short_8: TUQGFFF6

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/TUQGFFF6K44GZPWTQV2USEIIXN \
  | 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: 9d206294be57386cbed38575491108bb5a9c27ab3cf2fa766f2a61127d205bc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b98c7c1ba2d051116c5097a743af899be132541113ec9835a2d5693cf4e126a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2011-04-04T19:04:25Z",
    "title_canon_sha256": "2f971afc68db658826920362173563487507a496484796b182ade526b39ba277"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0651",
    "kind": "arxiv",
    "version": 3
  }
}