Pith Number

pith:QX7PTP2J

pith:2014:QX7PTP2JDAVL4WC4G5PCRZOUYM

not attested not anchored not stored refs pending

Clustering Words by Projection Entropy

Ali Taylan Cemgil, I\c{s}{\i}k Bar{\i}\c{s} Fidaner

arxiv:1410.6830 v1 · 2014-10-24 · cs.CL · 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{QX7PTP2JDAVL4WC4G5PCRZOUYM}

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	2026-05-18T02:39:18.550741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85fef9bf49182abe585c375e28e5d4c32aca8e07b69dc552d16397cb5077f0d0

Aliases

arxiv: 1410.6830 · arxiv_version: 1410.6830v1 · doi: 10.48550/arxiv.1410.6830 · pith_short_12: QX7PTP2JDAVL · pith_short_16: QX7PTP2JDAVL4WC4 · pith_short_8: QX7PTP2J

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/QX7PTP2JDAVL4WC4G5PCRZOUYM \
  | 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: 85fef9bf49182abe585c375e28e5d4c32aca8e07b69dc552d16397cb5077f0d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2bca1f41436fb5d994c16c7048eb69c9b6cc6cc0792ef780eb475ae607c2d50",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-10-24T20:34:01Z",
    "title_canon_sha256": "a2ceff135df9110071cb1b17cd5c04c1bcff024e5d8f3cc701642fb5ab498cbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6830",
    "kind": "arxiv",
    "version": 1
  }
}