Pith Number

pith:ZF6M2C3H

pith:2021:ZF6M2C3HHTO3OEWK2447LQNFO3

not attested not anchored not stored refs pending

Unifying Heterogeneous Electronic Health Records Systems via Text-Based Code Embedding

Edward Choi, Jiyoung Lee, JungWoo Oh, Kyunghoon Hur, Wesley Price, Young-Hak Kim

arxiv:2111.09098 v4 · 2021-11-12 · cs.CL · 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{ZF6M2C3HHTO3OEWK2447LQNFO3}

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	2026-07-05T03:48:47.295594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c97ccd0b673cddb712cad739f5c1a576f7c697814c79be6af0789a65a86a3a79

Aliases

arxiv: 2111.09098 · arxiv_version: 2111.09098v4 · doi: 10.48550/arxiv.2111.09098 · pith_short_12: ZF6M2C3HHTO3 · pith_short_16: ZF6M2C3HHTO3OEWK · pith_short_8: ZF6M2C3H

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/ZF6M2C3HHTO3OEWK2447LQNFO3 \
  | 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: c97ccd0b673cddb712cad739f5c1a576f7c697814c79be6af0789a65a86a3a79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afe1db45c85e412d36f3d58393dd7d9441eaeaccf2afbef040952e9549c4314c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-12T20:27:55Z",
    "title_canon_sha256": "acd01542e30fc96142324e5188f9ef613cd1b23d745bae90f5769262fdd6f880"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09098",
    "kind": "arxiv",
    "version": 4
  }
}