Pith Number

pith:WZJH7OW6

pith:2019:WZJH7OW6SPTZCO6YTC57MFXVSY

not attested not anchored not stored refs pending

MedCAT -- Medical Concept Annotation Tool

Amos Folarin, Angus Roberts, Aurelie Mascio, Daniel Bean, Lukasz Roguski, Rebecca Bendayan, Richard Dobson, Zeljko Kraljevic

arxiv:1912.10166 v1 · 2019-12-18 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WZJH7OW6SPTZCO6YTC57MFXVSY}

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	2026-07-05T00:27:47.598399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6527fbade93e7913bd898bbf616f5963435f27be1bac527f00e33cd6ded2b99

Aliases

arxiv: 1912.10166 · arxiv_version: 1912.10166v1 · doi: 10.48550/arxiv.1912.10166 · pith_short_12: WZJH7OW6SPTZ · pith_short_16: WZJH7OW6SPTZCO6Y · pith_short_8: WZJH7OW6

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/WZJH7OW6SPTZCO6YTC57MFXVSY \
  | 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: b6527fbade93e7913bd898bbf616f5963435f27be1bac527f00e33cd6ded2b99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c43fffcfa2e2c62bcdb0517cd4723bb946354c484dc3ecd61cc71e5709188ae",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-12-18T17:42:31Z",
    "title_canon_sha256": "02b19c5c74b4fdd59985c3ab0fb76ba87353502ee32bad74f9c1471586a9c47d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10166",
    "kind": "arxiv",
    "version": 1
  }
}