Pith Number

pith:2EMU7SCB

pith:2013:2EMU7SCBMOJGYYLWW5QTLXLZOZ

not attested not anchored not stored refs pending

Reduce Meaningless Words for Joint Chinese Word Segmentation and Part-of-speech Tagging

Kaixu Zhang, Maosong Sun

arxiv:1305.5918 v1 · 2013-05-25 · 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{2EMU7SCBMOJGYYLWW5QTLXLZOZ}

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	2026-05-18T03:24:53.343301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1194fc84163926c6176b76135dd79764d00cd81b4da8ad60afbba4fe92af19f

Aliases

arxiv: 1305.5918 · arxiv_version: 1305.5918v1 · doi: 10.48550/arxiv.1305.5918 · pith_short_12: 2EMU7SCBMOJG · pith_short_16: 2EMU7SCBMOJGYYLW · pith_short_8: 2EMU7SCB

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/2EMU7SCBMOJGYYLWW5QTLXLZOZ \
  | 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: d1194fc84163926c6176b76135dd79764d00cd81b4da8ad60afbba4fe92af19f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd5dac193aa3d50214ad3a4969c76fd16b9560b75e412945f9eca974e95ec38",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-05-25T13:20:31Z",
    "title_canon_sha256": "bf9cffde812cf6ddc73107191741e7e1b978761ef0a0249eae2f89745845816c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5918",
    "kind": "arxiv",
    "version": 1
  }
}