Pith Number

pith:LSN3L4IP

pith:2020:LSN3L4IPUIHVFO7NWB5IYPL5GI

not attested not anchored not stored refs pending

Knowledge Graph-based Question Answering with Electronic Health Records

Edward Choi, Haneol Lee, Jaegul Choo, Junwoo Park, Youngwoo Cho

arxiv:2010.09394 v2 · 2020-10-19 · cs.DB · 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{LSN3L4IPUIHVFO7NWB5IYPL5GI}

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	2026-07-05T03:02:09.248629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c9bb5f10fa20f52bbedb07a8c3d7d321208b9b2c6975033262fad32ab0443f7

Aliases

arxiv: 2010.09394 · arxiv_version: 2010.09394v2 · doi: 10.48550/arxiv.2010.09394 · pith_short_12: LSN3L4IPUIHV · pith_short_16: LSN3L4IPUIHVFO7N · pith_short_8: LSN3L4IP

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/LSN3L4IPUIHVFO7NWB5IYPL5GI \
  | 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: 5c9bb5f10fa20f52bbedb07a8c3d7d321208b9b2c6975033262fad32ab0443f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebdbb01747d645be8750886c0836b9e0e02bc150660b8ee865e524b315ba8c10",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2020-10-19T11:31:20Z",
    "title_canon_sha256": "c606cd632f5915a356fa7c080eb6329dd7e447b1ca237f711dfb23753084e188"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.09394",
    "kind": "arxiv",
    "version": 2
  }
}