Pith Number

pith:C4T7F2OI

pith:2022:C4T7F2OIR2QCSDICHGOHQX44D4

not attested not anchored not stored refs pending

Parallel Instance Query Network for Named Entity Recognition

Fei Huang, Guangwei Xu, Pengjun Xie, Weiming Lu, Xiaobin Wang, Yongliang Shen, Yueting Zhuang, Zeqi Tan

arxiv:2203.10545 v1 · 2022-03-20 · 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{C4T7F2OIR2QCSDICHGOHQX44D4}

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	2026-07-05T04:06:54.194971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1727f2e9c88ea0290d02399c785f9c1f0f440464e2e246b24addfcc4ba756317

Aliases

arxiv: 2203.10545 · arxiv_version: 2203.10545v1 · doi: 10.48550/arxiv.2203.10545 · pith_short_12: C4T7F2OIR2QC · pith_short_16: C4T7F2OIR2QCSDIC · pith_short_8: C4T7F2OI

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/C4T7F2OIR2QCSDICHGOHQX44D4 \
  | 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: 1727f2e9c88ea0290d02399c785f9c1f0f440464e2e246b24addfcc4ba756317

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bdfacfb7e5a9b01ea42b2a832d6cdcaf93ce753fe3228c47967bafc586c9685",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-03-20T13:01:25Z",
    "title_canon_sha256": "04ac13992991b9c2cba46f0988ff19a55bb2d7a83a869c7cc229ac2e46a14313"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.10545",
    "kind": "arxiv",
    "version": 1
  }
}