Pith Number

pith:EMXT4VP2

pith:2020:EMXT4VP2UCI7QXZ3ZIERDSKWQ3

not attested not anchored not stored refs pending

fastHan: A BERT-based Multi-Task Toolkit for Chinese NLP

Hang Yan, Xipeng Qiu, Xuanjing Huang, Zhichao Geng

arxiv:2009.08633 v2 · 2020-09-18 · 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{EMXT4VP2UCI7QXZ3ZIERDSKWQ3}

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	2026-07-05T02:44:33.618045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232f3e55faa091f85f3bca0911c95686c603d352f4cbc6103189ef7739d23044

Aliases

arxiv: 2009.08633 · arxiv_version: 2009.08633v2 · doi: 10.48550/arxiv.2009.08633 · pith_short_12: EMXT4VP2UCI7 · pith_short_16: EMXT4VP2UCI7QXZ3 · pith_short_8: EMXT4VP2

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/EMXT4VP2UCI7QXZ3ZIERDSKWQ3 \
  | 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: 232f3e55faa091f85f3bca0911c95686c603d352f4cbc6103189ef7739d23044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4791fc88827d6f839c2a9c00085c11a3b5835cef48fa5acfa4a716aa0b4dd419",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-09-18T05:41:52Z",
    "title_canon_sha256": "bf0a86a34ef80680e77acf89ad9c348328b0307a91ca26c5f2aa6e55baed1fcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08633",
    "kind": "arxiv",
    "version": 2
  }
}