Pith Number

pith:B5VR4XCV

pith:2021:B5VR4XCVDAVVJVZ5IG2G5KMX3P

not attested not anchored not stored refs pending

Native Chinese Reader: A Dataset Towards Native-Level Chinese Machine Reading Comprehension

Huizi Li, Shusheng Xu, Siyuan Zhou, Xiaoyu Yi, Yichen Liu, Yi Wu

arxiv:2112.06494 v2 · 2021-12-13 · 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{B5VR4XCVDAVVJVZ5IG2G5KMX3P}

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	2026-07-05T03:40:54.611387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f6b1e5c55182b54d73d41b46ea997dbe7c0f1fb825c92571bf49307b5d96301

Aliases

arxiv: 2112.06494 · arxiv_version: 2112.06494v2 · doi: 10.48550/arxiv.2112.06494 · pith_short_12: B5VR4XCVDAVV · pith_short_16: B5VR4XCVDAVVJVZ5 · pith_short_8: B5VR4XCV

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/B5VR4XCVDAVVJVZ5IG2G5KMX3P \
  | 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: 0f6b1e5c55182b54d73d41b46ea997dbe7c0f1fb825c92571bf49307b5d96301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbd637a249ba3a31b1d7b5ce9bc224b023f6ed51364b118ddd71cff069af27b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-12-13T09:11:38Z",
    "title_canon_sha256": "fe4a29b3055f02fe666a2a66779f464b08e8ea56051df41883fea968c506ae23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06494",
    "kind": "arxiv",
    "version": 2
  }
}