Pith Number

pith:76EQZCWO

pith:2024:76EQZCWOZ5FLZQGQDXL4IFSJ6V

not attested not anchored not stored refs pending

CoUDA: Coherence Evaluation via Unified Data Augmentation

Dawei Zhu, Fangwei Zhu, Sujian Li, Wenhao Wu, Yifan Song, Ziqiang Cao

arxiv:2404.00681 v1 · 2024-03-31 · 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{76EQZCWOZ5FLZQGQDXL4IFSJ6V}

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	2026-07-05T08:02:55.299338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff890c8acecf4abcc0d01dd7c41649f540f171d756759f7cdeef08812e8be0ff

Aliases

arxiv: 2404.00681 · arxiv_version: 2404.00681v1 · doi: 10.48550/arxiv.2404.00681 · pith_short_12: 76EQZCWOZ5FL · pith_short_16: 76EQZCWOZ5FLZQGQ · pith_short_8: 76EQZCWO

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/76EQZCWOZ5FLZQGQDXL4IFSJ6V \
  | 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: ff890c8acecf4abcc0d01dd7c41649f540f171d756759f7cdeef08812e8be0ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cbd7ca070fea91f7c77b950a4e322e35006a089444cfb626b4c61ab626a14ae",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-03-31T13:19:36Z",
    "title_canon_sha256": "14b74c4a66782076ff722b873be338e22ec6ee947cb4aaa1ec89aed181c7b97f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.00681",
    "kind": "arxiv",
    "version": 1
  }
}