Pith Number

pith:CVZYMJ5M

pith:2022:CVZYMJ5MXNIL3CJ44TP2OAZNUS

not attested not anchored not stored refs pending

QaNER: Prompting Question Answering Models for Few-shot Named Entity Recognition

Andrew Arnold, Andy T. Liu, Dejiao Zhang, Henghui Zhu, Shang-Wen Li, Wei Xiao

arxiv:2203.01543 v2 · 2022-03-03 · cs.CL · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVZYMJ5MXNIL3CJ44TP2OAZNUS}

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	2026-07-05T04:01:59.120613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15738627acbb50bd893ce4dfa7032da495a006d73d1542cac0c8f86bf63d243e

Aliases

arxiv: 2203.01543 · arxiv_version: 2203.01543v2 · doi: 10.48550/arxiv.2203.01543 · pith_short_12: CVZYMJ5MXNIL · pith_short_16: CVZYMJ5MXNIL3CJ4 · pith_short_8: CVZYMJ5M

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/CVZYMJ5MXNIL3CJ44TP2OAZNUS \
  | 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: 15738627acbb50bd893ce4dfa7032da495a006d73d1542cac0c8f86bf63d243e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92757e1cade5a6186ac5eee9b96e91c7badbe6863ab7ec3f8cef3ff34abdfd08",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-03-03T06:56:01Z",
    "title_canon_sha256": "acbe0513d2f9c360a5cac0afb18505c1390d9d25dc9f893d2db00b2a7b1ec367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01543",
    "kind": "arxiv",
    "version": 2
  }
}