Pith Number

pith:YQPRNUSP

pith:2016:YQPRNUSPBRAE6WRHJIVMG4IYTN

not attested not anchored not stored refs pending

Mining Compatible/Incompatible Entities from Question and Answering via Yes/No Answer Classification using Distant Label Expansion

Hu Xu, Jingyuan Zhang, Lei Shu, Philip S. Yu

arxiv:1612.04499 v1 · 2016-12-14 · 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{YQPRNUSPBRAE6WRHJIVMG4IYTN}

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	2026-05-18T00:54:59.375782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c41f16d24f0c404f5a274a2ac371189b7fc1c7018a3d239d38c57ac7d7aff987

Aliases

arxiv: 1612.04499 · arxiv_version: 1612.04499v1 · doi: 10.48550/arxiv.1612.04499 · pith_short_12: YQPRNUSPBRAE · pith_short_16: YQPRNUSPBRAE6WRH · pith_short_8: YQPRNUSP

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/YQPRNUSPBRAE6WRHJIVMG4IYTN \
  | 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: c41f16d24f0c404f5a274a2ac371189b7fc1c7018a3d239d38c57ac7d7aff987

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11fd98f23dc8056f74de5566323825c5facf874f75af62a6f5a375263efd23ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-12-14T06:05:39Z",
    "title_canon_sha256": "7935110592def1e11375f1eba8c590805a542288810a8a6268b16957d7197765"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04499",
    "kind": "arxiv",
    "version": 1
  }
}