Pith Number

pith:JJDIIP7Y

pith:1995:JJDIIP7YVZVWMQY74L6PINDMMQ

not attested not anchored not stored refs pending

A syntax-based part-of-speech analyser

Atro Voutilainen (Research Unit for Multilingual Language Technology, Finland), University of Helsinki

arxiv:cmp-lg/9502012 v2 · 1995-02-13 · cmp-lg · 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{JJDIIP7YVZVWMQY74L6PINDMMQ}

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	2026-05-18T01:07:24.180473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a46843ff8ae6b66431fe2fcf4346c6425381a56db81e64541180433ae5be76d

Aliases

arxiv: cmp-lg/9502012 · arxiv_version: cmp-lg/9502012v2 · doi: 10.48550/arxiv.cmp-lg/9502012 · pith_short_12: JJDIIP7YVZVW · pith_short_16: JJDIIP7YVZVWMQY7 · pith_short_8: JJDIIP7Y

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/JJDIIP7YVZVWMQY74L6PINDMMQ \
  | 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: 4a46843ff8ae6b66431fe2fcf4346c6425381a56db81e64541180433ae5be76d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2732f77c8eb98d685bfb0d1bacf8b835798a3f685a9c18153e1c5757b4ffcc1",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "",
    "primary_cat": "cmp-lg",
    "submitted_at": "1995-02-13T13:17:20Z",
    "title_canon_sha256": "fe222c2a5de8d9fe4a6a48b6244c7d4ef78f8be52813b78552ecda881cb06a50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cmp-lg/9502012",
    "kind": "arxiv",
    "version": 2
  }
}