Pith Number

pith:JDG3MEVW

pith:2019:JDG3MEVWHBEYCFLLA4FBX27H3U

not attested not anchored not stored refs pending

Distantly Supervised Named Entity Recognition using Positive-Unlabeled Learning

Jinlan Fu, Minlong Peng, Qi Zhang, Xiaoyu Xing, Xuanjing Huang

arxiv:1906.01378 v2 · 2019-06-04 · 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{JDG3MEVWHBEYCFLLA4FBX27H3U}

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	2026-05-17T23:43:42.136717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48cdb612b6384981156b070a1bebe7dd25195ad2d6b0bd2ece0c3978955ffade

Aliases

arxiv: 1906.01378 · arxiv_version: 1906.01378v2 · doi: 10.48550/arxiv.1906.01378 · pith_short_12: JDG3MEVWHBEY · pith_short_16: JDG3MEVWHBEYCFLL · pith_short_8: JDG3MEVW

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/JDG3MEVWHBEYCFLLA4FBX27H3U \
  | 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: 48cdb612b6384981156b070a1bebe7dd25195ad2d6b0bd2ece0c3978955ffade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5072b35617b25af1c9b93c15dd86681c10efed6ab1996c909c112483ffa7130b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-04T12:39:10Z",
    "title_canon_sha256": "104ba7801de08a8207c7abce16f62f2642ee9c8746d916c6c39da47ff22534e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01378",
    "kind": "arxiv",
    "version": 2
  }
}