Pith Number

pith:WZH4FTFI

pith:2022:WZH4FTFIQJNGDOJEFKELW5LXK3

not attested not anchored not stored refs pending

Error-Robust Retrieval for Chinese Spelling Check

Jin Jiang, Xiaojun Wan, Xinyu Hu, Xunjian Yin

arxiv:2211.07843 v2 · 2022-11-15 · 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{WZH4FTFIQJNGDOJEFKELW5LXK3}

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	2026-07-05T07:48:44.090092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b64fc2cca8825a61b9242a88bb757756c87e903764484b526f6e339dbc4dba39

Aliases

arxiv: 2211.07843 · arxiv_version: 2211.07843v2 · doi: 10.48550/arxiv.2211.07843 · pith_short_12: WZH4FTFIQJNG · pith_short_16: WZH4FTFIQJNGDOJE · pith_short_8: WZH4FTFI

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/WZH4FTFIQJNGDOJEFKELW5LXK3 \
  | 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: b64fc2cca8825a61b9242a88bb757756c87e903764484b526f6e339dbc4dba39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "754635418fe2e6cff6c15adf8dd0dff5c6fb01fd1b6eaaff79415f03476c3fcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-11-15T01:55:34Z",
    "title_canon_sha256": "fba9feb6a9933c28e6fb3fd79666c09afc200cadc09b05e5ab4b4e09f653898c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.07843",
    "kind": "arxiv",
    "version": 2
  }
}