Pith Number

pith:F2OZMPH3

pith:2018:F2OZMPH3HBLSBS6B4KWPFLS4RH

not attested not anchored not stored refs pending

Implementing a Portable Clinical NLP System with a Common Data Model - a Lisp Perspective

Peter Szolovits, Yuan Luo

arxiv:1811.06179 v1 · 2018-11-15 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2OZMPH3HBLSBS6B4KWPFLS4RH}

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	2026-05-18T00:00:38.445465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e9d963cfb385720cbc1e2acf2ae5c89e14bebd76c4c4c03839271be5a8808b3

Aliases

arxiv: 1811.06179 · arxiv_version: 1811.06179v1 · doi: 10.48550/arxiv.1811.06179 · pith_short_12: F2OZMPH3HBLS · pith_short_16: F2OZMPH3HBLSBS6B · pith_short_8: F2OZMPH3

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/F2OZMPH3HBLSBS6B4KWPFLS4RH \
  | 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: 2e9d963cfb385720cbc1e2acf2ae5c89e14bebd76c4c4c03839271be5a8808b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b3640451b882a508411710613a1f9b94f8b14c908cffa297cd2d4b3aaa8243",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-11-15T04:58:21Z",
    "title_canon_sha256": "cd48937bd37a34f0cf30afbe34f5e8e682d9a76b12dd182a961b4b576cbafdfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06179",
    "kind": "arxiv",
    "version": 1
  }
}