Pith Number

pith:LF7WPKUD

pith:2019:LF7WPKUDFDATHZD3V3CNT6TXEH

not attested not anchored not stored refs pending

Terminologies augmented recurrent neural network model for clinical named entity recognition

Ivan Lerner, Nicolas Paris, Xavier Tannier

arxiv:1904.11473 v2 · 2019-04-25 · 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{LF7WPKUDFDATHZD3V3CNT6TXEH}

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	2026-05-17T23:46:08.835352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

597f67aa8328c133e47baec4d9fa7721fbdd734b257055873f31cda62a0b06b9

Aliases

arxiv: 1904.11473 · arxiv_version: 1904.11473v2 · doi: 10.48550/arxiv.1904.11473 · pith_short_12: LF7WPKUDFDAT · pith_short_16: LF7WPKUDFDATHZD3 · pith_short_8: LF7WPKUD

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/LF7WPKUDFDATHZD3V3CNT6TXEH \
  | 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: 597f67aa8328c133e47baec4d9fa7721fbdd734b257055873f31cda62a0b06b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a80f8a211fa7668b470b5a47b273a41bbe8a7ff79812f9604283aa2cba92397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-25T17:37:28Z",
    "title_canon_sha256": "413c724f10db0313cb9989cdf55d32dc8a09f6cacf0cebfb51d90e324a7b2315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11473",
    "kind": "arxiv",
    "version": 2
  }
}