Pith Number

pith:D4YNCK74

pith:2017:D4YNCK747YC3P6QH33WJFZDT5W

not attested not anchored not stored refs pending

A Deep Learning Approach for Expert Identification in Question Answering Communities

Chen Zheng, Shuangfei Zhai, Zhongfei Zhang

arxiv:1711.05350 v1 · 2017-11-14 · 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{D4YNCK747YC3P6QH33WJFZDT5W}

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	2026-05-18T00:30:29.843633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f30d12bfcfe05b7fa07deec92e473ed832891dc5ae967013d4008da61349d59

Aliases

arxiv: 1711.05350 · arxiv_version: 1711.05350v1 · doi: 10.48550/arxiv.1711.05350 · pith_short_12: D4YNCK747YC3 · pith_short_16: D4YNCK747YC3P6QH · pith_short_8: D4YNCK74

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/D4YNCK747YC3P6QH33WJFZDT5W \
  | 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: 1f30d12bfcfe05b7fa07deec92e473ed832891dc5ae967013d4008da61349d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ffd9470824752474df942edd4da45e6592665e29c8b9fe237c53b19db98d2f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-11-14T23:10:59Z",
    "title_canon_sha256": "b2ce08fbdb93997cd8317c8b56858da082eadb21d20d3f38222dbb0c51c220ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05350",
    "kind": "arxiv",
    "version": 1
  }
}