Pith Number

pith:FNMSN3G6

pith:2014:FNMSN3G6QWRNM2RQ7DSR4G7LHA

not attested not anchored not stored refs pending

Evaluating topic coherence measures

Alexander Hinneburg, Andreas Both, Frank Rosner, Martin Nettling, Michael R\"oder

arxiv:1403.6397 v1 · 2014-03-25 · cs.LG · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FNMSN3G6QWRNM2RQ7DSR4G7LHA}

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	2026-05-18T02:55:36.986137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b5926ecde85a2d66a30f8e51e1beb3815151aa4d827d8c0c5d714df31d4149d

Aliases

arxiv: 1403.6397 · arxiv_version: 1403.6397v1 · doi: 10.48550/arxiv.1403.6397 · pith_short_12: FNMSN3G6QWRN · pith_short_16: FNMSN3G6QWRNM2RQ · pith_short_8: FNMSN3G6

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/FNMSN3G6QWRNM2RQ7DSR4G7LHA \
  | 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: 2b5926ecde85a2d66a30f8e51e1beb3815151aa4d827d8c0c5d714df31d4149d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53be9262529d0be2e51a1fd54310bc4588a5fd6da18b7b7979b22a09e3c46f8e",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-03-25T15:44:14Z",
    "title_canon_sha256": "c698cf1791bcdd97261a5eca7741b7a9361f7e868f4f9221ce6daf3ff09d9165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6397",
    "kind": "arxiv",
    "version": 1
  }
}