Pith Number

pith:LKPQUCMI

pith:2024:LKPQUCMIF62RPYZ3AE7UYIPDOH

not attested not anchored not stored refs pending

Document Classification using File Names

Kevin Leach, Stefan Larson, Zhijian Li

arxiv:2410.01166 v2 · 2024-10-02 · 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{LKPQUCMIF62RPYZ3AE7UYIPDOH}

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	2026-07-05T10:25:10.843854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a9f0a09882fb517e33b013f4c21e371d23ef864c4f86913f8d69d3ac1ad3593

Aliases

arxiv: 2410.01166 · arxiv_version: 2410.01166v2 · doi: 10.48550/arxiv.2410.01166 · pith_short_12: LKPQUCMIF62R · pith_short_16: LKPQUCMIF62RPYZ3 · pith_short_8: LKPQUCMI

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/LKPQUCMIF62RPYZ3AE7UYIPDOH \
  | 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: 5a9f0a09882fb517e33b013f4c21e371d23ef864c4f86913f8d69d3ac1ad3593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22493e7b2b28ee916f36b4f6453abec08d18ad9888efac16c5e6fa2f17cfee88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-10-02T01:42:19Z",
    "title_canon_sha256": "23d453b7f70b724dd9f62ba173f1a5bcd99da963650c216e4dba95cd4fd93b67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.01166",
    "kind": "arxiv",
    "version": 2
  }
}