Pith Number

pith:JYANT65S

pith:2014:JYANT65SL7IVPXE6WIY4D3HJD2

not attested not anchored not stored refs pending

Unsupervised Keyword Extraction from Polish Legal Texts

Micha{\l} Jungiewicz, Micha{\l} {\L}opuszy\'nski

arxiv:1408.3731 v2 · 2014-08-16 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JYANT65SL7IVPXE6WIY4D3HJD2}

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	2026-05-18T02:38:45.850591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e00d9fbb25fd157dc9eb231c1ece91ebc377332e1667160560b9d1a503cba78

Aliases

arxiv: 1408.3731 · arxiv_version: 1408.3731v2 · doi: 10.48550/arxiv.1408.3731 · pith_short_12: JYANT65SL7IV · pith_short_16: JYANT65SL7IVPXE6 · pith_short_8: JYANT65S

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/JYANT65SL7IVPXE6WIY4D3HJD2 \
  | 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: 4e00d9fbb25fd157dc9eb231c1ece91ebc377332e1667160560b9d1a503cba78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ac704d99bca72c520777bfff4376eacc697a9b75d90adb3099c2862c028e242",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-08-16T10:09:28Z",
    "title_canon_sha256": "b7f966100bb2b5c06f939c6c6dfce94ad83c62ab9053d2a2f80d0e2c20c229ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3731",
    "kind": "arxiv",
    "version": 2
  }
}