Pith Number

pith:65IUN6BH

pith:2019:65IUN6BHRVRUCZ4WM3OB2FI6WA

not attested not anchored not stored refs pending

Enriching Pre-trained Language Model with Entity Information for Relation Classification

Shanchan Wu, Yifan He

arxiv:1905.08284 v1 · 2019-05-20 · 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{65IUN6BHRVRUCZ4WM3OB2FI6WA}

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	2026-05-17T23:45:43.745647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f75146f8278d6341679666dc1d151eb0207e6153354e658e6dd84f04c6efd55f

Aliases

arxiv: 1905.08284 · arxiv_version: 1905.08284v1 · doi: 10.48550/arxiv.1905.08284 · pith_short_12: 65IUN6BHRVRU · pith_short_16: 65IUN6BHRVRUCZ4W · pith_short_8: 65IUN6BH

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/65IUN6BHRVRUCZ4WM3OB2FI6WA \
  | 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: f75146f8278d6341679666dc1d151eb0207e6153354e658e6dd84f04c6efd55f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5713e8ca4dd70a7700041b00e4c34c7610d12570d718891e793f6fe4cbe70159",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-20T18:22:18Z",
    "title_canon_sha256": "dbc1b56db651d79439c7507cebfc1734ae90be7afb67dd7509a027c388650bdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08284",
    "kind": "arxiv",
    "version": 1
  }
}