Pith Number

pith:4QZX53AP

pith:2021:4QZX53APCP6KWW3IQA7YFAIME7

not attested not anchored not stored refs pending

OneStop QAMaker: Extract Question-Answer Pairs from Text in a One-Stop Approach

Haiqing Chen, Ji Zhang, Shaobo Cui, Xintong Bao, Xinxing Zu, Yangyang Guo, Zhongzhou Zhao

arxiv:2102.12128 v1 · 2021-02-24 · 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{4QZX53APCP6KWW3IQA7YFAIME7}

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.

Cited by

1 paper in Pith

DragonVerseQA: Open-Domain Long-Form Context-Aware Question-Answering

Receipt and verification

First computed	2026-07-05T02:18:09.717336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4337eec0f13fcab5b68803f82810c27f02a01bf4610bbe89921ad07cea91a99

Aliases

arxiv: 2102.12128 · arxiv_version: 2102.12128v1 · doi: 10.48550/arxiv.2102.12128 · pith_short_12: 4QZX53APCP6K · pith_short_16: 4QZX53APCP6KWW3I · pith_short_8: 4QZX53AP

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/4QZX53APCP6KWW3IQA7YFAIME7 \
  | 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: e4337eec0f13fcab5b68803f82810c27f02a01bf4610bbe89921ad07cea91a99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9bcac2f7f87def7880d25647c2317140d9d23005a6ad2473b9d76c592876455",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-02-24T08:45:00Z",
    "title_canon_sha256": "5703f74b284321f7dfc0715df2a45de2d26a757686c782c5ff148740a392e0c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12128",
    "kind": "arxiv",
    "version": 1
  }
}