Pith Number

pith:Z54RX3MN

pith:2020:Z54RX3MNDQ6NRUMNZLCU73UYZX

not attested not anchored not stored refs pending

Multi-domain Clinical Natural Language Processing with MedCAT: the Medical Concept Annotation Toolkit

Amos A Folarin, Angus Roberts, Anoop D Shah, Anthony Shek, Aurelie Mascio, Daniel Bean, James T Teo, Kawsar Noor, Leilei Zhu, Lukasz Roguski, Mark P Richardson, Rebecca Bendayan, Richard JB Dobson, Robert Stewart, Thomas Searle, Wai Keong Wong, Zeljko Kraljevic, Zina Ibrahim

arxiv:2010.01165 v2 · 2020-10-02 · cs.CL · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z54RX3MNDQ6NRUMNZLCU73UYZX}

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	2026-07-05T02:26:14.193201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf791bed8d1c3cd8d18dcac54fee98cdf587a03bf1e7f5885efdc236fec45d4a

Aliases

arxiv: 2010.01165 · arxiv_version: 2010.01165v2 · doi: 10.48550/arxiv.2010.01165 · pith_short_12: Z54RX3MNDQ6N · pith_short_16: Z54RX3MNDQ6NRUMN · pith_short_8: Z54RX3MN

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/Z54RX3MNDQ6NRUMNZLCU73UYZX \
  | 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: cf791bed8d1c3cd8d18dcac54fee98cdf587a03bf1e7f5885efdc236fec45d4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36c40b3029e9c3cdcc8dbd534ddb9eaaa5d1eb57e72621b6ea2aa0945d166aab",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-10-02T19:01:02Z",
    "title_canon_sha256": "1e8b1fd6fbe1d40a602a2b41260672d25b7198a23fa55b1091805bff3ce4409c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01165",
    "kind": "arxiv",
    "version": 2
  }
}