Pith Number

pith:NQ2NE5HY

pith:2022:NQ2NE5HYLTQP7RV7CNCF2QANH7

not attested not anchored not stored refs pending

SpanProto: A Two-stage Span-based Prototypical Network for Few-shot Named Entity Recognition

Chengcheng Han, Chengyu Wang, Chuanqi Tan, Jianing Wang, Jun Huang, Ming Gao, Minghui Qiu, Songfang Huang

arxiv:2210.09049 v2 · 2022-10-17 · 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{NQ2NE5HYLTQP7RV7CNCF2QANH7}

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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.

Cited by

1 paper in Pith

FewTopNER: Integrating Few-Shot Learning with Topic Modeling and Named Entity Recognition in a Multilingual Framework

Receipt and verification

First computed	2026-07-05T05:17:48.044737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c34d274f85ce0ffc6bf13445d400d3fd53bc24baf664a657ab7137d88982d7f

Aliases

arxiv: 2210.09049 · arxiv_version: 2210.09049v2 · doi: 10.48550/arxiv.2210.09049 · pith_short_12: NQ2NE5HYLTQP · pith_short_16: NQ2NE5HYLTQP7RV7 · pith_short_8: NQ2NE5HY

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/NQ2NE5HYLTQP7RV7CNCF2QANH7 \
  | 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: 6c34d274f85ce0ffc6bf13445d400d3fd53bc24baf664a657ab7137d88982d7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c4c203425a6548cd6d91f61321515e7f94affa8c065aa2b8d2ee940887c7137",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-10-17T12:59:33Z",
    "title_canon_sha256": "bd6e32a74b2460a2a142704a7f81856b12e380f9c64e1999d2b0d799b3da5732"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.09049",
    "kind": "arxiv",
    "version": 2
  }
}