Pith Number

pith:PP5FUXND

pith:2022:PP5FUXNDWAZBCPZL634WYVQVZG

not attested not anchored not stored refs pending

EasyNLP: A Comprehensive and Easy-to-use Toolkit for Natural Language Processing

Chengyu Wang, Chen Shi, Jianing Wang, Jun Huang, Lei Li, Minghui Qiu, Ming Wang, Taolin Zhang, Tingting Liu, Wei Lin

arxiv:2205.00258 v2 · 2022-04-30 · 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{PP5FUXNDWAZBCPZL634WYVQVZG}

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	2026-07-05T05:50:05.891944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bfa5a5da3b032113f2bf6f96c5615c9966093e6e41b07dc83f43acba23b0a64

Aliases

arxiv: 2205.00258 · arxiv_version: 2205.00258v2 · doi: 10.48550/arxiv.2205.00258 · pith_short_12: PP5FUXNDWAZB · pith_short_16: PP5FUXNDWAZBCPZL · pith_short_8: PP5FUXND

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/PP5FUXNDWAZBCPZL634WYVQVZG \
  | 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: 7bfa5a5da3b032113f2bf6f96c5615c9966093e6e41b07dc83f43acba23b0a64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73d251603be0645dca009abb45619f5a7f05ffaae8f071b403ebfab7e484204b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-30T13:03:53Z",
    "title_canon_sha256": "d77f05c41acd0a4e86993d6aa7a943c23e9bd4287c00863651f2f749d84f4442"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00258",
    "kind": "arxiv",
    "version": 2
  }
}