Pith Number

pith:4FXCD2IT

pith:2019:4FXCD2ITEWQPW7EUMFVDJQNMBA

not attested not anchored not stored refs pending

Identifying Patient Groups based on Frequent Patterns of Patient Samples

Hajo A. Reijers, Mark Hoogendoorn, Seyed Amin Tabatabaei, Xixi Lu

arxiv:1904.01863 v1 · 2019-04-03 · cs.DB · 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{4FXCD2ITEWQPW7EUMFVDJQNMBA}

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	2026-05-17T23:49:29.419628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e16e21e91325a0fb7c94616a34c1ac082968616d75e2222e573b837687675a70

Aliases

arxiv: 1904.01863 · arxiv_version: 1904.01863v1 · doi: 10.48550/arxiv.1904.01863 · pith_short_12: 4FXCD2ITEWQP · pith_short_16: 4FXCD2ITEWQPW7EU · pith_short_8: 4FXCD2IT

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/4FXCD2ITEWQPW7EUMFVDJQNMBA \
  | 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: e16e21e91325a0fb7c94616a34c1ac082968616d75e2222e573b837687675a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9176773256957cf5ca36fd41dffebe9bac78b2240c642682d496fd7ef7bf6a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-04-03T09:10:29Z",
    "title_canon_sha256": "6315f0a87cc4385838ed1c5c71a3937a5882ce8ebc598c93daddbe7ce7cd3e84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01863",
    "kind": "arxiv",
    "version": 1
  }
}