Pith Number

pith:2EHFKSTW

pith:2019:2EHFKSTWH4M4PMGBEQEVNJTQC5

not attested not anchored not stored refs pending

A Little Annotation does a Lot of Good: A Study in Bootstrapping Low-resource Named Entity Recognizers

Aditi Chaudhary, Graham Neubig, Jaime G. Carbonell, Jiateng Xie, Zaid Sheikh

arxiv:1908.08983 v1 · 2019-08-23 · 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{2EHFKSTWH4M4PMGBEQEVNJTQC5}

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	2026-07-04T23:59:35.475115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d10e554a763f19c7b0c1240956a6701770d54ef01d394720d451dc2d9f6c2b19

Aliases

arxiv: 1908.08983 · arxiv_version: 1908.08983v1 · doi: 10.48550/arxiv.1908.08983 · pith_short_12: 2EHFKSTWH4M4 · pith_short_16: 2EHFKSTWH4M4PMGB · pith_short_8: 2EHFKSTW

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/2EHFKSTWH4M4PMGBEQEVNJTQC5 \
  | 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: d10e554a763f19c7b0c1240956a6701770d54ef01d394720d451dc2d9f6c2b19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "648c27a8970b4ea66a9c8a0c0e788ce8fe76fde17aa62280b1cddcd75d6ce656",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-23T19:15:07Z",
    "title_canon_sha256": "2ec9c94da50b44e0f4138c5663c320c0287511f31083b2434f4de273ab244af1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08983",
    "kind": "arxiv",
    "version": 1
  }
}