Pith Number

pith:5DGA67FF

pith:2022:5DGA67FF4IJ455QVFIJNM3NLE7

not attested not anchored not stored refs pending

A Chinese Spelling Check Framework Based on Reverse Contrastive Learning

Aimin Yang, Hongyan Wu, Nankai Lin, Shengyi Jiang, Sihui Fu

arxiv:2210.13823 v2 · 2022-10-25 · 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{5DGA67FF4IJ455QVFIJNM3NLE7}

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	2026-07-05T06:28:14.546955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8cc0f7ca5e213cef6152a12d66dab27e036faa09481b00d137f725c52d926b3

Aliases

arxiv: 2210.13823 · arxiv_version: 2210.13823v2 · doi: 10.48550/arxiv.2210.13823 · pith_short_12: 5DGA67FF4IJ4 · pith_short_16: 5DGA67FF4IJ455QV · pith_short_8: 5DGA67FF

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/5DGA67FF4IJ455QVFIJNM3NLE7 \
  | 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: e8cc0f7ca5e213cef6152a12d66dab27e036faa09481b00d137f725c52d926b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43f929d3d867022160c3b641c48b8423393e33850b3e2810c6e1ebc082d3cf2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-10-25T08:05:38Z",
    "title_canon_sha256": "1eb2e6ddb4ad0790fe3e78bdb4c0ea40f131b5b8453d9a9091f5239e8d130a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13823",
    "kind": "arxiv",
    "version": 2
  }
}