Pith Number

pith:PQUWQPEI

pith:2021:PQUWQPEIH5KXIKB2IGXWYJE5S3

not attested not anchored not stored refs pending

Augmenting Part-of-speech Tagging with Syntactic Information for Vietnamese and Chinese

Duc-Vu Nguyen, Kiet Van Nguyen, Ngan Luu-Thuy Nguyen

arxiv:2102.12136 v2 · 2021-02-24 · 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{PQUWQPEIH5KXIKB2IGXWYJE5S3}

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	2026-07-05T02:49:53.483213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c29683c883f5574283a41af6c249d96dcde7093662c52813b678ff497739ef9

Aliases

arxiv: 2102.12136 · arxiv_version: 2102.12136v2 · doi: 10.48550/arxiv.2102.12136 · pith_short_12: PQUWQPEIH5KX · pith_short_16: PQUWQPEIH5KXIKB2 · pith_short_8: PQUWQPEI

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/PQUWQPEIH5KXIKB2IGXWYJE5S3 \
  | 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: 7c29683c883f5574283a41af6c249d96dcde7093662c52813b678ff497739ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf14315b1d2315fe710899bfcd1144d0cf048f9f572850f8c01bcf84fcdda2f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-02-24T08:57:02Z",
    "title_canon_sha256": "1889489559fbdc80c3d99b24130fe12e5ebefae6b8a76595d3d159a138092ff6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12136",
    "kind": "arxiv",
    "version": 2
  }
}